Hospital beds · VersaCare family

Hill-Rom VersaCare: troubleshooting and error codes

The ServiceForge knowledge base holds 224 documented symptoms for the Hill-Rom VersaCare, with 277 ranked causes, 415 diagnostic checks with test points and expected values, and 158 error codes. Each symptom below shows its causes and the first check; the rest is one connection away. Connect ServiceForge to your AI

Symptoms

Alerts inactive when bed plugged in patient safety

SafeView alert lights do not illuminate after bed power-on

Ranked causes

1. Alerts deactivated in system settings (common)
2. Bed Exit System not activated (occasional)
3. Alert cables loose or disconnected (occasional)
4. Alert cable or assembly damaged (occasional)
5. UCB board failure (rare)

5 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Enable switch not functioning caution

Handle enable switch does not engage transport system or shows incorrect voltage readings

Ranked causes

1. Enable switch not plugged into Junction board (occasional)
2. Enable switch not generating correct voltage signal (occasional)
3. Defective enable switch or cable (occasional)
4. Low or absent battery voltage (occasional)
5. Problem on Junction board or P6 connector (occasional)

First check

Verify enable switch connection to Junction board

Expected: Both switches plugged into P2 and P5

5 more checks with pass and fail actions, 5 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

SafeView alerts do not come on when plugged in patient safety

SafeView alert lights remain dark after bed is powered on

Ranked causes

1. Alerts deactivated (common)
2. Bed exit system not activated (occasional)
3. Both alert cables loose or disconnected (occasional)
4. Both alert cables damaged (rare)
5. Siderail interface PC board failure (occasional)

5 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Air Control Board or Blower Power Board failure high voltage

Air module not functioning; blower inoperative or incorrect voltage output; weight sensing inaccurate

Ranked causes

1. Defective Air Control Board (ACB) (unknown)
2. Defective Blower Power Board (unknown)
3. Blower power board voltage out of specification (occasional)
4. Patient weight offset not calibrated (occasional)

First check

Verify blower is operating

Test point: Green LED on blower power board (D)
Expected: LED is on when power present

2 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Enable switch not responding

Bed does not move when handle switch is depressed or pulled. Operator reports switch inoperative.

Ranked causes

1. Enable switch cable disconnected or not seated at P2 or P5 (common)
2. Enable switch or cable defective (always open or always closed) (occasional)
3. No voltage at P6.1 due to low or missing battery voltage (occasional)
4. Junction board or P6 connector failure (rare)

First check

Verify enable switches plugged into Junction board

Test point: P2 and P5
Expected: Both switches fully seated

7 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

SafeView single alert flashing or off color patient safety

Only one SafeView alert light on or flashing yellow and green

Ranked causes

1. Alert cable loose or disconnected (common)
2. Alert cable damaged (occasional)
3. Alert light assembly PC board failure (occasional)
4. Siderail interface PC board failure (occasional)

5 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Throttle output signal out of range

Handle force signal does not respond correctly to push/pull actions. Bed may not accelerate or decelerate as expected.

Ranked causes

1. Throttle zero offset requires adjustment (common)
2. Low supply voltage at P6.8 (occasional)
3. Low excitation voltage at P3.5 or P7.5 (red wire) (occasional)
4. Strain element in handle damaged (rare)

First check

Measure supply voltage at P6.8

Test point: P6.8
Expected: more than 22 V
Tools: DMM

8 more checks with pass and fail actions, 6 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Throttle signal incorrect or out of range caution

Handle throttle signal does not produce expected voltage levels; bed speed control not working properly

Ranked causes

1. Throttle signal out of neutral range (occasional)
2. Low excitation voltage to throttle circuit (occasional)
3. Damaged handle strain element (occasional)
4. Cable continuity or Junction board fault (occasional)

First check

Measure throttle output at P6.10 with no handle force

Test point: P6.10
Expected: 2.4-2.6 V, +/- 0.1 V
Tools: DC Volt Meter

4 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Bed frame does not operate patient safety

Bed sections (head, knee, foot, or hilow) do not move when controls are pressed, or move unexpectedly

Ranked causes

1. Control lockout is engaged (common)
2. Motor or drive mechanism failure (occasional)
3. Electronic control system fault (occasional)

First check

Verify control lockout status

Test point: Lockout indicator LEDs
Expected: Indicator should be off (unlocked)

8 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Motor controller not receiving 4700 ohm resistor signal

Motor does not operate. PACM board may not detect Junction board connection or resistor continuity is lost.

Ranked causes

1. 4700 ohm resistor on Junction board open or Junction board failure (occasional)
2. 14-pin cable between Junction and PACM board defective or disconnected (occasional)
3. Connector P6 on Junction board pins damaged or corroded (rare)

First check

Unplug 14-pin cable from PACM board

Test point: PACM board 14-pin connector
Expected: Cable safely unplugged

2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Motor controller not receiving resistance signal caution

Motor controller will not operate; connection to junction board 4700 ohm resistor is missing or open

Ranked causes

1. Open or defective PACM-to-Junction cable (occasional)
2. Faulty P6 connector on Junction board (occasional)
3. Defective Junction board resistor (occasional)

First check

Measure resistance across PACM cable pins 12-13

Test point: 14-pin cable pins 12, 13
Expected: 4700 ohms +/- 5%, +/- 5%
Tools: Ohm Meter

2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Only one alert on or flashing yellow and green patient safety

Single SafeView alert light malfunctioning while other operates normally

Ranked causes

1. Alert cable loose, disconnected, or damaged (common)
2. Alert light assembly PCB damaged (occasional)
3. UCB board malfunction (occasional)

3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

SafeView both alerts flash yellow and green patient safety

Both SafeView alert lights flashing yellow and green simultaneously

Ranked causes

1. SideCom PC board malfunction (occasional)
2. Siderail interface PC board malfunction (occasional)
3. Control pod PC board malfunction (occasional)

3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Scale system malfunction after P.C. board work

System does not function properly after scale P.C. board removal and replacement.

Ranked causes

1. Improper connector seating or connector alignment (common)
2. Scale calibration not performed or incomplete (common)
3. Component damage from electrostatic discharge during handling (occasional)

First check

Verify all connectors fully seated

Test point: Connectors P1, P2, P3, P4 on P.C. board H
Expected: All connectors seated and latched

2 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Battery voltage out of range high voltage

Battery or charging system not providing correct voltage; controller unable to operate

Ranked causes

1. Charging system failure (common)
2. Battery discharged (common)

First check

Measure battery voltage at P6.8

Test point: P6.8
Expected: > 32 V when plugged into AC, > 22 V on battery, > 32V AC, > 22V battery

1 more check with pass and fail actions are in ServiceForge. Connect ServiceForge to your AI

Boost Position System does not operate patient safety

Bed does not move to middle height or assumes incorrect position when Boost control is activated

Ranked causes

1. Control lockout engaged (common)
2. Boost motor or control circuit failure (occasional)

First check

Verify lockouts are disengaged

Test point: Control lockout indicators
Expected: All lockout indicators are off

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Caster or wheel locks do not function patient safety

Wheels do not lock when brake is set, or casters do not lock in expected position

Ranked causes

1. Brake mechanism failure or wear (common)
2. Steer caster locking mechanism failure (non-IntelliDrive beds) (occasional)

First check

Test wheel brake engagement

Test point: Brake pedal, attempt to move bed
Expected: The four wheels are locked and prevent any movement

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Controller LED not responding high voltage

LED DS 1 is off; controller either not powered or not receiving KSI signal from wheel deployment

Ranked causes

1. Controller not powered (common)
2. KSI signal not received (occasional)

First check

Observe LED DS 1 state on PACM board after pressing Enable switch

Test point: DS 1 LED
Expected: LED should be either on steady or off

3 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

CPR cable removal and replacement caution

Complete removal and reinstallation procedure for CPR cable assembly including routing and cable tie attachment

Ranked causes

1. CPR cable requires removal or replacement (occasional)
2. CPR cable requires installation after removal (common)

2 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

CPR handle does not function patient safety

CPR handle does not lower head section quickly or movement is not cushioned, or head section does not continue into Trendelenburg

Ranked causes

1. CPR actuation mechanism failure or wear (common)
2. Trendelenburg function not working after CPR activation (occasional)

First check

Test CPR handle head section descent

Test point: CPR handle, head section movement
Expected: The head section descends quickly up to the mid-travel then the movement is cushioned until the low position is reached without problem or abnormal noise

2 more checks with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Head FSR error or blower current error

Service Required LED flashing with pattern 1 long, 5 short flashes. A Model Bed: Head FSR1 and FSR2 error. H Model or Newer Bed with AMT: Blower current error.

Ranked causes

1. Head FSR1 or FSR2 sensor failure (A Model) (unknown)
2. Blower current error (H Model or Newer with AMT) (unknown)

2 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

Incorrect throttle voltage

Handle throttle input voltage outside expected range; bed does not respond to forward/back force correctly

Ranked causes

1. Incorrect throttle voltage at controller input (common)
2. Damaged Junction board or cable (occasional)

First check

Measure throttle input voltage at controller

Test point: controller throttle input
Expected: 2.5 V neutral, 4.0 V pushed forward, 1.0 V pulled back, +/-0.5 V

4 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Motor controller resistor fault

4700 ohm termination resistor on Junction board not present or damaged; controller will not operate

Ranked causes

1. Resistor disconnected or damaged (rare)
2. Cable continuity broken (occasional)

First check

Measure resistance between PACM board pins 12 and 13

Test point: PACM connector pins 12, 13
Expected: 4700 ohms +/- 5%, +/- 5%

2 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

SafeView® Alert lights flashing yellow during configured siderail movements

Lights flash yellow when configured siderails are lowered or bed is raised, indicating proper alert system operation

Ranked causes

1. Normal operation during bed and siderail movement (common)
2. Head angle alarm active and bed lowered below alarm threshold (common)

First check

Verify siderail configuration is set correctly

Test point: Control pod buttons
Expected: Lights flash green for three seconds after five-second button press

3 more checks with pass and fail actions, 3 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

SafeView® Alert lights off when expected

Lights remain off when Bed Exit Alarm System deactivated or when specific deactivation procedure performed

Ranked causes

1. Bed Exit Alarm System not active or lights have been deactivated (common)
2. Bed on battery power or disconnected from AC power (common)

First check

Verify Bed Exit Alarm System is not active before deactivation procedure

Test point: System status indicator or control pod
Expected: Bed Exit Alarm System inactive

2 more checks with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Scale and bed exit alarm system does not function patient safety

Zero control, weight detection, Enable control, bed exit modes, or alarm sound fails to operate correctly

Ranked causes

1. Scale system malfunction (unknown)
2. Bed exit alarm system malfunction (unknown)

First check

Zero control display with 50 lb weight on bed center

Test point: Display
Expected: Shows 00.0

6 more checks with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Transport system not responding to handle input caution

IntelliDrive transport system does not move when handles are engaged; unable to move bed forward, backward, or steer

Ranked causes

1. Controller not powered or not receiving KSI signal (common)
2. Controller error condition - LED flashing (occasional)

First check

Monitor DS 1 LED indicator on PACM board

Expected: LED is on and steady when functioning correctly

2 more checks with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Trendelenburg function does not operate patient safety

Sleep surface does not tilt to Trendelenburg or reverse Trendelenburg position, or tilts abnormally

Ranked causes

1. Trendelenburg motor or actuator failure (common)
2. Mechanical linkage misalignment or damage (occasional)

First check

Test Trendelenburg function at intermediate bed height

Test point: Trendelenburg control, bed at intermediate position
Expected: The sleep surface gradually tilts to maximum trendelenburg without any problem or abnormal noise

1 more check with pass and fail actions, 2 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

30° Head Angle Alarm does not disable

Pressing Enable control followed by 30° Head Angle Alarm control does not turn off the 30° Head Angle Alarm indicator

Ranked causes

1. 30° Head Angle Alarm control or disable circuit failure (unknown)

First check

Press Enable control while alarm is active and indicator is on

Test point: Enable control
Expected: Enable mode activated

1 more check with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

30° Head Angle Alarm does not sound when head angle below 30°

Lowering head section below 30° does not trigger alarm sounding and indicator flashing for 30° Head Angle Alarm option

Ranked causes

1. Head angle sensor or alarm circuit malfunction (unknown)

First check

Lower head section below 30°

Test point: Head Down control and head position
Expected: Head section angle is below 30°

1 more check with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

30° Head Angle Alarm does not stop when head angle above 30°

Raising head section above 30° does not stop alarm and does not leave indicator on solid for 30° Head Angle Alarm option

Ranked causes

1. Head angle sensor or alarm circuit malfunction (unknown)

First check

Raise head section above 30°

Test point: Head Up control and head position
Expected: Head section angle is above 30°

1 more check with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

30° Head Angle Alarm indicator does not activate patient safety

Enable and 30° Head Angle Alarm controls pressed but indicator does not illuminate.

Ranked causes

1. 30° Head Angle Alarm option not functional or wiring fault (unknown)

First check

Press Enable control then 30° Head Angle Alarm control

Test point: Alarm option indicator
Expected: Indicator comes on

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

30° Head Angle Alarm indicator does not illuminate

Pressing Enable control followed by 30° Head Angle Alarm control does not illuminate the indicator light for the 30° Head Angle Alarm option

Ranked causes

1. 30° Head Angle Alarm circuit or indicator lamp failure (unknown)

First check

Press Enable control

Test point: Enable control
Expected: Enable mode is activated

1 more check with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

AC Power Fuses replacement high voltage

AC power fuses located in power supply module require replacement after disconnecting power

Ranked causes

1. AC power fuse blown or degraded (unknown)

First check

Set brakes

Test point: Brake controls
Expected: Brakes engaged

4 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

AC power present but no motor power high voltage

AC power available but DC motor power supply has failed

Ranked causes

1. DC power supply failure or connection issue (common)

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Accumulator pressure error caution

Service Required LED flashing with pattern 2 long, 2 short flashes

Ranked causes

1. Accumulator pressure out of specification (common)

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Alarm does not sound when brake is not set patient safety

No steady alarm when bed is unplugged from power and brake is not set

Ranked causes

1. Alarm circuit or speaker failure (occasional)

First check

Test alarm with brake not set

Test point: Power source, brake pedal position
Expected: A steady alarm comes on when brake is not set and bed is plugged in

1 more check with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Alarm does not stop when brake is set

G model or newer bed continues sounding steady alarm after brake is set

Ranked causes

1. Brake safety circuit or sensor malfunction (unknown)

First check

Set brake

Test point: Brake control
Expected: Alarm stops immediately when brake is fully set

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Alarm Silence feature does not function correctly patient safety

Alarm Silence indicator fails to activate or silence alarm, or system does not arm properly with weight on bed

Ranked causes

1. Alarm Silence feature system malfunction (unknown)

First check

Enable and Alarm Silence control activation

Test point: Alarm Silence indicator
Expected: Indicator comes on

4 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Alarm Silence feature does not operate patient safety

Pressing Alarm Silence control during bed exit alarm does not stop sound or indicator.

Ranked causes

1. Alarm Silence control or circuit fault (unknown)

First check

Cause bed exit alarm condition with weight on bed

Test point: Alarm and indicators
Expected: Alarm sounds

1 more check with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Battery backup does not operate patient safety

Bed functions do not work when unplugged from AC power and running on battery backup

Ranked causes

1. Battery failure or discharge (common)

First check

Test head and knee functions on battery power

Test point: Bed unplugged, head/knee controls operated
Expected: The bed works correctly on battery power for head and knee functions

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Battery backup does not operate bed functions patient safety

After unplugging bed and activating battery backup, functions do not work correctly

Ranked causes

1. Battery backup circuit failure (unknown)

First check

Unplug bed and activate battery backup; operate functions 10-12

Test point: Battery backup system
Expected: Head, knee, foot functions work correctly on battery power

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Battery charging error with AC power on caution

Battery charging indicator off despite AC mains present

Ranked causes

1. Battery charger malfunction or battery failure (occasional)

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Battery replacement high voltage

Batteries must be replaced in pairs; procedure involves disconnecting power supply, removing cover, disconnecting cables, removing bracket and batteries, checking vent holes for blockage.

Ranked causes

1. Batteries depleted or faulty (unknown)

First check

Set brakes on bed

Test point: Brake control
Expected: Brakes engaged

11 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Bed does not enter Trendelenburg when CPR handle held patient safety

Continuing to hold CPR handle after head descent does not transition bed into Trendelenburg position

Ranked causes

1. CPR control or trendelenburg sequencing circuit failure (unknown)

First check

Continue holding CPR handle after head descent completes

Test point: CPR handle held position
Expected: Bed transitions into Trendelenburg position

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Bed does not lower to low position patient safety

Pressing Bed Down control does not lower bed to low position or bed stops during movement; Bed Not Down indicator does not turn off at maximum low position

Ranked causes

1. Motor, control, or mechanical failure (unknown)

First check

Press Bed Down control

Test point: Bed Down control
Expected: Bed lowers to low position without stopping

1 more check with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Bed does not raise to high position patient safety

Pressing Bed Up control does not raise bed to high position or bed stops during movement

Ranked causes

1. Motor, control, or mechanical failure (unknown)

First check

Press Bed Up control

Test point: Bed Up control
Expected: Bed rises to high position without stopping

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Bed exit alarm does not activate or indicator malfunction patient safety

Enable control active but bed exit mode control does not arm system or alarm fails when patient leaves bed.

Ranked causes

1. Bed exit alarm circuit, sensor, or control fault (unknown)

First check

Place 50 lb weight on center of bed and press Enable control

Test point: Bed exit alarm Enable indicator
Expected: Indicator comes on

3 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Bed flat function does not work correctly patient safety

Pressing Bed Flat control does not return head, knee, foot sections to horizontal; on G model or newer, sleep deck and bed do not return to flat and level position

Ranked causes

1. Motor, control, or mechanical failure (unknown)

First check

Press Bed Flat control

Test point: Bed Flat control
Expected: All sections gradually return to horizontal while control is pressed; G model beds return to flat and level

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Bed not down indicator flashing patient safety

System indicates bed is not fully lowered when it should be

Ranked causes

1. Position sensor fault or hilow not fully down (occasional)

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Bed reverse trendelenburg function does not operate patient safety

Reverse Trendelenburg control pressed but sleep surface does not tilt to maximum reverse trendelenburg or produces abnormal noise

Ranked causes

1. Motor or drive mechanism failure (unknown)

First check

Operate the Reverse Trendelenburg control

Test point: Bed at intermediate position
Expected: Sleep surface gradually tilts to maximum reverse trendelenburg without problem or abnormal noise

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Bed trendelenburg function does not operate patient safety

Trendelenburg control pressed but sleep surface does not tilt gradually to maximum trendelenburg angle or produces abnormal noise

Ranked causes

1. Motor or drive mechanism failure (unknown)

First check

Operate the Trendelenburg control at intermediate bed height

Test point: Bed raised to intermediate position
Expected: Sleep surface gradually tilts to maximum trendelenburg without problem or abnormal noise

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Bed wheels do not lock when brake is set patient safety

Setting brake does not lock all four wheels; bed moves despite brake being engaged

Ranked causes

1. Brake mechanism failure or damaged caster (unknown)

First check

Set all bed brakes

Test point: Brake control
Expected: All four wheels lock and prevent bed movement

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Bed will not drive

IntelliDrive powered mobility system fails to propel bed

Ranked causes

1. PACM board power loss or drive motor failure (common)

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Bed will not drive with wheel down

Mobility system fails to move with transport wheel in contact with floor

Ranked causes

1. Wheel deployment issue or motor brake engaged (occasional)

1 corrective action and part numbers are in ServiceForge. Connect ServiceForge to your AI

Boost position function does not work correctly patient safety

For beds with Boost Position System option, pressing and holding Boost control does not move bed to middle height with head and knee sections lowering and bed at ~7° Trendelenburg

Ranked causes

1. Boost circuit or control system failure; lockout engaged (unknown)

First check

Verify lockouts are disengaged

Test point: Head, knee, bed up/down lockout controls
Expected: All lockout indicators are off

1 more check with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: AC power fuse replacement high voltage

Procedure to remove and replace AC power fuses in the power supply module

Ranked causes

1. AC power fuse requires replacement (unknown)

First check

Set brakes

Test point: Bed brake control
Expected: Brakes engaged

9 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: Disable AMT mode

Configure Air Control Board to non-AMT operation after replacement or per specification

Ranked causes

1. AMT factory default enabled; must be disabled for this bed configuration (common)

First check

Enter AMT disable mode

Test point: Control pod: Turn R + Turn L + Max-Inflate + Normal
Expected: Single beep after ~5 seconds

2 more checks with pass and fail actions, 1 corrective action, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: Drive Belt—IntelliDrive® Transport System caution

Procedure to remove and replace the drive belt on IntelliDrive® transport system. Includes disassembly of drive box, motor mounting, pulley plates, and belt removal/installation steps.

Ranked causes

1. Drive belt replacement procedure (unknown)

First check

Set the brakes

Test point: Bed brake mechanism
Expected: Brakes engaged and locked

11 more checks with pass and fail actions, 4 corrective actions, and part numbers are in ServiceForge. Connect ServiceForge to your AI

Calibration: Drive Motor IntelliDrive Transport System caution

Removal and replacement procedure for drive motor assembly in VersaCare hospital bed IntelliDrive transport system.

Ranked causes

1. Drive motor replacement required (unknown)

8 corrective actions and part numbers are in ServiceForge. Connect ServiceForge to your AI

More symptoms

Calibration: Head Angle Sensor (G-J model beds)
Calibration: Head angle sensor for G model or newer
Calibration: Head Siderail P.C. Board
Calibration: Patient weight offset
Calibration: Scale
Calibration: Seat Section Bladder Assembly replacement
Calibration: Sensor Strip replacement
Calibration: Transformer and Battery Fuse
Calibration: Transport Handle IntelliDrive voltage adjustment
Calibration: Turn Assist Bladder Assembly replacement
Cannot view software version on optional pod
Caster removal foot end
Caster removal head end
Caster replacement
Chair position function does not work correctly
Control lockout indicator does not illuminate
Control Pod P.C. Board removal and replacement procedure
Control unlock indicator does not turn off
CPR cable adjustment
CPR function does not continue into Trendelenburg position
CPR handle function does not work correctly
CPR handle quick release not functioning properly
CRC error
Damaged handle cable or connector
Damaged handle strain element
Diagnostic or battery charging errors present
Drive Motor Removal Procedure
Error detected in dynamic air module
Foot section does not extend to full out position
Foot section does not retract to full in position
Head angle alarm does not sound when head exceeds 30°
Head Angle Display does not show 0° in level position
Head Angle Display does not show 62° at maximum head height
Head Angle Display shows incorrect angle
Head angle sensor error
Head section bladder assembly replacement
Head section does not deflate when squeezed
Head section does not inflate properly
Head section does not lower to low position
Head section does not re-inflate when pressure released
Head section does not rise smoothly after CPR
Head section does not rise to high position
Head section motor does not operate after CPR handle release
Head zone pressure lower than seat zone in articulated position
Head zone pressure not lower than seat zone
Head, knee, leg, or foot motor unexpected motion
Heartbeat error
Hilow motor position rate high
Hilow motor position rate low
Hilow motor unexpected motion
IntelliDrive battery check
IntelliDrive bed will not drive
IntelliDrive bed will not drive with wheel down
IntelliDrive controller check
IntelliDrive handle enable switch check
IntelliDrive handle gauge check
IntelliDrive junction board debugging
IntelliDrive motor check
IntelliDrive PACM board deployment check
IntelliDrive PACM board drive check
IntelliDrive PACM board power check
IntelliDrive PACM to junction board cable check
IntelliDrive steer switch check
IntelliDrive throttle check
IntelliDrive Transport System does not move
IntelliDrive visual inspection
IntelliDrive wheel will not stow
Knee section does not lower to low position
Knee section does not rise to high position
Left Turn Assist bladder does not inflate or alarm does not sound
Load Beam—J Models replacement
Logic P.C. Board All Lockout LED error
Logic P.C. Board Bootloader error
Logic P.C. Board CPR Switch failure
Logic P.C. Board Drive Current Too Low error
Logic P.C. Board EEPROM failure
Logic P.C. Board Foot Current Overload error
Logic P.C. Board Foot, Knee, Leg Unexpected Motion error
Logic P.C. Board Head Current Overload error
Logic P.C. Board Head Unexpected Motion error
Logic P.C. Board Head, Knee, Hilow Lockout LED error
Logic P.C. Board Heartbeat Failure error
Logic P.C. Board Hilow Foot Current Overload error
Logic P.C. Board Hilow Foot Position Rate High error
Logic P.C. Board Hilow Foot Position Rate Low error
Logic P.C. Board Hilow Foot Unexpected Motion error
Logic P.C. Board Hilow Head Current Overload error
Logic P.C. Board Hilow Head Position Rate High error
Logic P.C. Board Hilow Head Position Rate Low error
Logic P.C. Board Hilow Head Unexpected Motion error
Logic P.C. Board Knee Current Overload error
Logic P.C. Board Leg Current Overload error
Logic P.C. Board Logic Circuit Failure error
Logic P.C. Board Patient Pendant Failure error
Logic P.C. Board Supervisory Relay error
Mattress disconnected
Mattress three zones do not inflate to high pressure
Missing 24 VDC input
Motor controller removal and replacement procedure
Motor controller replacement needed
Motors do not operate
Night light cannot be disabled
No AC power
No DC power
No DC power available
Not reaching foot zone pressure
Not reaching head zone pressure
Not reaching left turn assist pressure
Not reaching right turn assist pressure
Not reaching seat zone pressure
Outlet cable routing verification
Patient control backlight LEDs cannot be disabled
Patient head down function does not work correctly
Patient head up function does not work correctly
Patient pendant malfunction
Power Cord replacement
Power supply board replacement
Power supply PCB error codes
PPM will not arm with scale display
PPM will not arm without scale display
Pressure Relief/Normal mode does not activate
Preventive Maintenance Checklist
Replace foot hilow motor
Replacement: Air Compressor
Replacement: Control Pod P.C. Board
Replacement: Foot Pedal Assembly
Replacement: Night Light
Replacement: Patient Control P.C. Board
Reverse Trendelenburg has problems or abnormal noise
Right Turn Assist bladder does not inflate or alarm does not sound
SafeView alerts flashing yellow and green
SafeView Alerts lights do not operate correctly
SafeView® Alert lights flash yellow and green
Scale display does not zero or shows incorrect weight
Scale display error Err0
Scale display error Err1
Scale display error Err2
Scale display error Err3
Scale error
Seat section bladder assembly replacement
Seat section bladder hose disconnection difficult
Service Required indicator is on after hardware removal
Service Required indicator solid
SideCom communication system error
SideCom communication system malfunction
Siderail detection switch error with SideCom
Siderail detection switch error without SideCom
Siderail detection switch malfunction
Siderail does not latch
Siderails do not lock in raised position
Steady alarm sounds when brake is not set
Steer caster does not lock in lengthways position
Transformer and Battery Fuse replacement
Transport handle cables require voltage adjustment
Transport handle replacement procedure
Transportation mode error code displayed
Treatment surface inflation not maximum
Treatment surface zones do not inflate to high pressure
Treatment surface zones not inflated in flat position
Trendelenburg at intermediate height has problems or abnormal noise
Trendelenburg function does not work
Turn Assist bladder does not inflate or alarm fails
Wheel will not stow
WIU does not connect to facility

164 more symptoms with ranked causes and checks are in ServiceForge. Connect ServiceForge to your AI

Error codes

Code	Meaning	Trigger	Severity
`¤ ¤¤`	Throttle Fault 1	Controller not receiving correct throttle voltage from handles	error
`¤¤¤ ¤¤¤¤¤`	HPD	High Power Detect circuit fault	critical
`¤¤¤ ¤¤¤¤`	Brake OFF Fault	Brake circuit fails to release	critical
`¤¤¤ ¤`	PROC/Wiring Fault	Processor or internal wiring failure	critical
`¤¤¤¤ ¤¤¤¤`	Power Section Fault	Power output stage failure	error
`¤¤¤¤ ¤¤`	HW Failsafe	Hardware failsafe triggered unexpectedly	error
`¤¤¤¤ ¤`	Current Sense Fault	Current sensor or measurement circuit failure	error
`¤¤ ¤¤¤¤`	Main ON Fault	Main contactor ON circuit failure	error
`¤¤ ¤¤¤`	Main Cont FLTS	Main contactor fault detected	error
`¤¤ ¤`	Main OFF Fault	Main contactor OFF circuit failure	error
`¤ ¤¤¤¤¤`	Overvoltage	Battery voltage exceeds maximum operating range	warning
`¤ ¤¤¤¤`	Low Battery Voltage	Battery voltage below acceptable operating level	warning
`¤ ¤¤¤`	SPD Limit Pot Fault	Speed limit potentiometer circuit failure in controller or junction board	error
`¤ ¤`	Thermal Cutback	Controller detected overheating condition	error
`0`	NO ERRORS	Normal operation state	info
`1`	STUCK SWITCH	Caregiver pedal stuck or not releasing	error
`10`	ENCLOSURE TEMPERATURE	Enclosure temperature out of range	error
`11`	SMBUS	SMBus communication failure	error
`1-2`	Mattress Disconnected	Mattress disconnected from bed control system	warning
`12`	LOW VCC	Supply voltage below minimum threshold	error
`1-3`	Head Angle Sensor Error	Head angle sensor malfunction	warning
`13`	LOW BATTERY VOLTAGE	Battery voltage below minimum level	warning
`14`	CHARGE TIME	Battery charging time exceeded limit	error
`15`	D TO A COUNT LIMIT	Digital to analog conversion count exceeded	error
`1-5`	Head FSR1 and FSR2 Error	Head force sensor 1 and 2 failure	warning
`16`	CHARGE CURRENT	Charge current out of specification	error
`18`	VOLT/TIME SLOPE	Voltage change rate abnormal	error
`19`	CURRENT/TIME SLOPE	Current change rate abnormal	error
`20`	HIGH BATTERY VOLTAGE	Battery voltage above maximum threshold	error
`21`	D TO A OUTPUT	Digital to analog converter output error	error
`22`	CURRENT MEASUREMENT DIFFERENCE	Measured current values diverge	error
`2-2`	Accumulator Pressure Error	Pneumatic accumulator pressure out of range	error
`2-3`	Error Detected In Dynamic Air Module	Air Module control failure	error
`23`	CURRENT CALCULATION	Current calculation algorithm error	error
`24`	EXTERNAL EEPROM BUS	External EEPROM communication failure	error
`25`	CHARGE TIME 2	Secondary battery charging time limit exceeded	error
`2-6`	Missing 24 VDC Input	24 VDC power supply not detected	critical
`3-1`	Not Reaching Head Zone Pressure	Head pressure zone unable to reach set pressure	error
`3-2`	Not Reaching Seat Zone Pressure	Seat pressure zone unable to reach set pressure	error
`3-3`	Not Reaching Foot Zone Pressure	Foot pressure zone unable to reach set pressure	error
`3-4`	Not Reaching Right Turn Assist Pressure	Right turn assist zone unable to reach set pressure	error
`3-5`	Not Reaching Left Turn Assist Pressure	Left turn assist zone unable to reach set pressure	error
`4-2`	Scale Error	Scale/weight measurement system malfunction	error
`4-3`	Scale Error	Scale/weight measurement system malfunction	error
`4-4`	Scale Error	Scale/weight measurement system malfunction	error
`ACB General`	Air Control Board general fault or error condition	ACB malfunction detected	error
`ACB Heartbeat`	Air Control Board heartbeat signal missing or failed	ACB communication loss or malfunction	critical
`ADC Error`	Analog-to-digital converter malfunction	Blue DS29=0, Green DS3=0, Red DS4=1, Amber DS1=1, DS5=0	error
`Air node heartbeat failure`	SCB lost heartbeat from pneumatic control node	Red D47=0, Yellow D49=2, Green D46=2	critical
`All Lockout LED Error`	Bed lockout controls failed	All articulation joints locked	error
`Battery charging current over limit`	Charger output current exceeds maximum safe value	Blue D108=2, Green D45=2, Red D41=1, Amber D44=0, Service LED=1	error
`Battery charging current sensor fault`	Current sensor or ADC for battery charging broken	Blue D108=2, Green D45=2, Red D41=1, Amber D44=1, Service LED=1	error
`Battery voltage < 18 V and > 2 V`	Battery voltage critically low but not completely dead	Blue D108=2, Green D45=0, Red D41=1, Amber D44=0, Service LED=1	critical
`Battery voltage < 2 V`	Battery voltage completely absent or severely disconnected	Blue D108=2, Green D45=0, Red D41=1, Amber D44=1, Service LED=1	critical
`Battery voltage too high`	Battery voltage exceeds safe charging range	Blue D108=2, Green D45=0, Red D41=1, Amber D44=2, Service LED=1	warning
`Blower Current Error`	Air circulation motor current out of range	Blue DS29=1, Green DS3=1, Red DS4=2, Amber DS1=1, DS5=0	error
`Bootloader error`	Bootloader failed	System startup failure	critical
`CAN Heartbeat Failure`	ACB communication heartbeat lost on CAN bus	Blue DS29=1, Green DS3=0, Red DS4=1, Amber DS1=0, DS5=0	critical
`Circuit failure`	General electrical circuit malfunction detected	Blue D108=0, Green D45=2, Red D41=1, Amber D44=2, Service LED=1	error
`Composer communication error`	SCB cannot communicate with Composer facility network module	Red D47=1, Yellow D49=2, Green D46=0	error
`CPR Switch Failure`	CPR mode switch malfunction	CPR switch circuit failure	error
`CRC`	CRC Checksum Error	Communication or data integrity failure	critical
`Deflate Head`	Command to deflate head section active	Blue DS29=1, Green DS3=0, Red DS4=1, Amber DS1=2, DS5=0	info
`Deflate Heel`	Command to deflate heel section active	Blue DS29=1, Green DS3=1, Red DS4=1, Amber DS1=2, DS5=0	info
`Deflate Left Turn Assist`	Left turn assist section deflation active	Blue DS29=0, Green DS3=1, Red DS4=2, Amber DS1=1, DS5=0	info
`Deflate Right Turn Assist`	Right turn assist section deflation active	Blue DS29=0, Green DS3=1, Red DS4=2, Amber DS1=0, DS5=0	info
`Deflate Seat`	Command to deflate seat section active	Blue DS29=1, Green DS3=1, Red DS4=0, Amber DS1=2, DS5=0	info
`Disconnected Mattress`	Mattress unit not detected or disconnected	Blue DS29=0, Green DS3=0, Red DS4=1, Amber DS1=2, DS5=0	error
`Drive Current Too Low`	Motor drive current insufficient	Power supply or drive circuit failure	warning
`EEPROM access error`	UCB cannot access EEPROM memory	Blue D108=0, Green D45=0, Red D41=2, Amber D44=2, Service LED=1	error
`EEPROM data corrupt`	UCB detected EEPROM data corruption on startup	Blue D108=0, Green D45=0, Red D41=0, Amber D44=1, Service LED=1	critical
`EEPROM Error`	Memory write/read or data corruption error	Blue DS29=0, Green DS3=0, Red DS4=1, Amber DS1=0, DS5=0	error
`EEPROM Failure`	EEPROM memory failure	Memory read/write error	error
`EEPROM read error`	SCB memory read operation failed	Red D47=2, Yellow D49=2, Green D46=1	error
`EEPROM read error for bed articulation data`	UCB cannot read articulation motor configuration from EEPROM	Blue D108=0, Green D45=0, Red D41=2, Amber D44=1, Service LED=1	error
`EEPROM soft error`	Non-critical EEPROM error detected and corrected	Red D47=1, Yellow D49=1, Green D46=1	warning
`EEPROM Software Diagnostics`	Critical EEPROM or software error detected	Blue DS29=2, Green DS3=2, Red DS4=2, Amber DS1=2, DS5=0	critical
`EEPROM write error`	SCB memory write operation failed	Red D47=2, Yellow D49=2, Green D46=0	error
`Err0`	Scale Error Err0	Scale display shows Err0 code	error
`Err1`	Scale system error or calibration fault	Scale initialization or calibration failure	error
`Err2`	Scale system error or measurement fault	Scale measurement failure or invalid reading	error
`Err3`	Scale system error or communication fault	Scale communication loss or data error	error
`Err3`	Scale Error Err3	Scale display shows Err3 code	error
`Err4`	Scale Error Err4	Scale display shows Err4 code	error
`Err5`	Scale Error Err5	Scale display shows Err5 code	error
`Flash: Brake OFF Fault`	Brake OFF control circuit fault	Brake release control failure	error
`Flash: Brake ON Fault`	Brake ON control circuit fault	Brake engagement control failure	error
`Flash: Current Sense Fault`	Motor current sensing circuit fault	Current sensor failure or circuit open	error
`Flash: EEPROM Fault`	EEPROM memory circuit fault	EEPROM read/write failure	error
`Flash: HPD`	High Power Discharge or hardware protection device triggered	Excessive current or temperature detection	error
`Flash: HW Failsafe`	Hardware failsafe activated	Hardware safety mechanism triggered	error
`Flash: Low Battery Voltage`	Controller battery voltage below acceptable level	Battery voltage too low for controller operation	warning
`Flash: Main Cont FLTS`	Main motor contactor fault	Main motor contactor not engaging or disengaging	error
`Flash: Main OFF Fault`	Main motor OFF control circuit fault	Motor OFF control signal failure	error
`Flash: Main ON Fault`	Main motor ON control circuit fault	Motor ON control signal failure	error
`Flash: Overvoltage`	Controller battery voltage exceeds safe operating limit	Battery voltage too high for controller circuits	warning
`Flash: Power Section Fault`	Power section circuit fault	Power delivery circuit malfunction	error
`Flash: Precharge Fault`	Precharge circuit fault	Capacitor precharge circuit not functioning	error
`Flash: PROC/Wiring Fault`	Processor or wiring circuit fault	Processor internal fault or wiring integrity failure	error
`Flash: SPD Limit Pot Fault`	Speed limit potentiometer circuit fault	SPD Limit Pot circuit failure or cable fault	error
`Flash: Thermal Cutback`	Incubator temperature outside safe operating range or drive train binding	Bed temperature outside 58-103°F or mechanical obstruction in drive	warning
`Flash: Throttle Fault 1`	Incorrect throttle voltage or signal from handle controls	Throttle input voltage outside expected range or cable/junction board fault	error
`Foot Current Overload`	Foot motor current exceeded	Motor stall or mechanical jam	warning
`Foot Knee Leg Unexpected Motion`	Foot, knee, or leg moving without command	Unintended motor actuation	warning
`Foot overcurrent`	Foot articulation motor drawing excessive current	Blue D108=0, Green D45=1, Red D41=1, Amber D44=2, Service LED=0	error
`Head Angle Error`	Head articulation position sensor fault	Blue DS29=1, Green DS3=0, Red DS4=2, Amber DS1=0, DS5=0	error
`Head Current Overload`	Head motor current exceeded	Motor stall or mechanical jam	warning
`Head Knee Hilow Lockout LED Error`	Multiple articulation lockout failure	Head, knee, or hilow joint stuck	warning
`Head overcurrent`	Head articulation motor drawing excessive current	Blue D108=0, Green D45=1, Red D41=1, Amber D44=1, Service LED=0	error
`Head Unexpected Motion`	Head section moving without command	Unintended motor actuation	warning
`Heartbeat Failure`	Network heartbeat signal lost	Communication link failure	error
`Heartbeat failure of the ACB`	UCB lost heartbeat signal from air control board	Blue D108=0, Green D45=2, Red D41=1, Amber D44=0, Service LED=1	critical
`Heartbeat failure of the SCB`	UCB lost heartbeat signal from SideCom board	Blue D108=2, Green D45=1, Red D41=2, Amber D44=1, Service LED=1	critical
`Hilo foot overcurrent`	Foot section motor drawing excessive current	Blue D108=0, Green D45=1, Red D41=0, Amber D44=2, Service LED=0	error
`Hilo head overcurrent`	Head section motor drawing excessive current	Blue D108=0, Green D45=1, Red D41=0, Amber D44=1, Service LED=0	error
`Hilow Foot Current Overload`	Hilow foot motor current exceeded	Motor stall or mechanical jam	warning
`Hilow Foot Position Rate High`	Hilow foot moving too fast	Position feedback anomaly	warning
`Hilow Foot Position Rate Low`	Hilow foot moving too slowly	Position feedback anomaly	warning
`Hilow Foot Unexpected Motion`	Foot hilow section moving unexpectedly	Unintended motor actuation	warning
`Hilow Head Current Overload`	Hilow head motor current exceeded	Motor stall or mechanical jam	warning
`Hilow Head Position Rate High`	Hilow head moving too fast	Position feedback anomaly	warning
`Hilow Head Position Rate Low`	Hilow head moving too slowly	Position feedback anomaly	warning
`Hilow Head Unexpected Motion`	Head hilow section moving unexpectedly	Unintended motor actuation	warning
`Inflate Head`	Command to inflate head section active	Blue DS29=0, Green DS3=1, Red DS4=0, Amber DS1=2, DS5=0	info
`Inflate Heel`	Command to inflate heel section active	Blue DS29=1, Green DS3=0, Red DS4=0, Amber DS1=2, DS5=0	info
`Inflate Left Turn Assist`	Left turn assist section inflation active	Blue DS29=0, Green DS3=0, Red DS4=2, Amber DS1=1, DS5=0	info
`Inflate Right Turn Assist`	Right turn assist section inflation active	Blue DS29=0, Green DS3=0, Red DS4=2, Amber DS1=0, DS5=0	info
`Inflate Seat`	Command to inflate seat section active	Blue DS29=0, Green DS3=1, Red DS4=1, Amber DS1=2, DS5=0	info
`Knee Current Overload`	Knee motor current exceeded	Motor stall or mechanical jam	warning
`Knee overcurrent`	Knee section motor drawing excessive current	Blue D108=1, Green D45=1, Red D41=0, Amber D44=1, Service LED=0	error
`LCB SPI communication lost`	UCB cannot communicate with lower control board via SPI	Blue D108=2, Green D45=2, Red D41=0, Amber D44=0, Service LED=1	error
`Leg Current Overload`	Leg motor current exceeded	Motor stall or mechanical jam	warning
`Leg overcurrent`	Leg section motor drawing excessive current	Blue D108=0, Green D45=1, Red D41=2, Amber D44=0, Service LED=0	error
`Logic Circuit Failure`	Logic PCB circuit malfunction	Logic board component failure	error
`Motor H-Bridge FET short detection`	Motor driver power transistor short circuit detected	Blue D108=1, Green D45=1, Red D41=2, Amber D44=1, Service LED=1	error
`Motor overvoltage detection`	Motor supply voltage exceeds safe limit during operation	Blue D108=1, Green D45=1, Red D41=2, Amber D44=2, Service LED=1	error
`No error`	Normal condition with weight display in 100 lb increments	Blue DS29=x, Green DS3=x, Red DS4=x, Amber DS1=x, DS5=2	info
`Patient Pendant Failure`	Patient pendant not communicating	Wireless link failure or dead battery	warning
`PPM will not arm no scale display`	Patient Position Monitor cannot be armed and scale display is blank	PPM activation attempted with scale communication loss	error
`PPM will not arm with scale display`	Patient Position Monitor system cannot be armed despite scale operational	PPM activation attempted with scale display present but error condition	warning
`Scale display shows blank or distorted message`	Scale display shows no text or garbled/distorted message	Display initialization failure or data corruption	warning
`Scale HB Data`	Scale sensor heartbeat data missing	Blue DS29=1, Green DS3=1, Red DS4=2, Amber DS1=0, DS5=0	warning
`Scale Input Error`	Weight sensor input out of range or disconnected	Blue DS29=1, Green DS3=0, Red DS4=2, Amber DS1=1, DS5=0	error
`SCB General`	Scale Control Board general fault or error condition	SCB malfunction detected	error
`SCB Heartbeat`	Scale Control Board heartbeat signal missing or failed	SCB communication loss or malfunction	critical
`Solenoid Overvoltage`	Solenoid valve drive voltage exceeds limit	Blue DS29=0, Green DS3=1, Red DS4=1, Amber DS1=1, DS5=0	error
`Solenoid Undervoltage`	Solenoid valve drive voltage too low	Blue DS29=1, Green DS3=2, Red DS4=0, Amber DS1=0, DS5=0	error
`Solid`	Service Required Indicator Solid	Service Required indicator continuously illuminated	critical
`Supervisory Overvoltage, Off`	Supply voltage exceeds safe limit in off state	Blue DS29=0, Green DS3=1, Red DS4=0, Amber DS1=0, DS5=0	warning
`Supervisory Overvoltage, On`	Supply voltage exceeds safe limit during operation	Blue DS29=0, Green DS3=1, Red DS4=0, Amber DS1=1, DS5=0	warning
`Supervisory Relay Error`	Supervisory relay malfunction	Relay circuit failure	error
`Supervisory Undervoltage`	Supply voltage drops below safe minimum	Blue DS29=0, Green DS3=1, Red DS4=1, Amber DS1=0, DS5=0	error
`System CPR switch failure`	Cardiopulmonary resuscitation switch not responding	Blue D108=0, Green D45=0, Red D41=1, Amber D44=2, Service LED=1	error
`System pendant failure`	Patient pendant wireless module not responding	Blue D108=0, Green D45=2, Red D41=1, Amber D44=1, Service LED=1	error
`UCB Heartbeat`	Universal Control Board heartbeat signal missing or failed	UCB communication loss or malfunction	critical
`UCB heartbeat failure`	SCB lost communication with UCB	Red D47=2, Yellow D49=1, Green D46=0	critical
`Valve Overcurrent, Head, Seat, Heel`	Solenoid current exceeds limit for mattress sections	Blue DS29=1, Green DS3=1, Red DS4=0, Amber DS1=0, DS5=0	error
`Valve Overcurrent, Turn Assist`	Solenoid current exceeds limit for turn assist function	Blue DS29=1, Green DS3=1, Red DS4=1, Amber DS1=0, DS5=0	error

Likely causes and actions for each code are in ServiceForge. Connect ServiceForge to your AI

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ServiceForge knowledge base record. Field-unverified unless technicians confirmed it. A teaching summary of the record, not a service manual. Export 2026-10-14.