Endoscope reprocessors · ADV family

Medivators Advantage Plus 2.0: troubleshooting and error codes

The ServiceForge knowledge base holds 119 documented symptoms for the Medivators Advantage Plus 2.0, with 183 ranked causes, 55 diagnostic checks with test points and expected values, and 140 error codes. Each symptom below shows its causes and the first check; the rest is one connection away. Connect ServiceForge to your AI

Symptoms

No flow: channel

Disinfection cycle detects no flow in Air, Suction, Elevator, Biopsy, Jet, Extra, or Water channel during program

Ranked causes

1. Channel connector not connected (common)
2. Terminal block handle not fastened or misaligned (common)
3. Incorrect program selected for instrument (occasional)
4. Wrong block installed (occasional)
5. Insufficient pump pressure or faulty channel sensor (occasional)
6. Sprayer worn, causing excessive pressure loss (occasional)
7. Channel sensor out of alignment (occasional)

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

Basin not emptying

Rinse basin fails to drain properly during cycle

Ranked causes

1. Drain is blocked (common)
2. Drain valve is faulty (occasional)
3. Drainage hose sags (occasional)
4. Basin empty sensor is faulty (rare)

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

Minor endoscope leak, cycle continuing safely patient safety

Very tiny leak detected in endoscope, leak test system, terminal connector, or connection block; cycle continues with warning

Ranked causes

1. Very tiny leak in endoscope (occasional)
2. Tiny leak in leak test system, terminal connector, or connection block (occasional)
3. Power failure vented endoscope (occasional)
4. Endoscope stays pressurized, faulty sensor (occasional)

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

Previous run ended incorrectly, program aborted to safe state patient safety

System error occurred during run, endoscope rinsed with water only (not disinfected), recovery program runs automatically and cannot be stopped

Ranked causes

1. PC powered off or defective (occasional)
2. Communication problem: cable fault, loose cable, or program error (occasional)
3. SCU interface communication problem with warning W-701 (occasional)
4. LIO program interrupted with warning W-703, cover locked (occasional)

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

Basin level dropped

Liquid level in rinse basin drops unexpectedly during operation

Ranked causes

1. Valve seal contamination causes leakage (common)
2. Drainage valve opened due to control error (occasional)
3. Rinse basin level sensor is defective or contaminated (occasional)

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

Blocked channel caution

Disinfection cycle detects blockage in Air, Suction, Elevator, Biopsy, Jet, Extra, or Water channel; message persists after restart attempt

Ranked causes

1. Connection hose kinked or pinched (common)
2. Endoscope channel blocked (common)
3. Connection block obstructed (occasional)

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

Leak test venting blocked, pressure remains high patient safety

Air valve defective or leak test sensor faulty, preventing proper endoscope ventilation after leak testing

Ranked causes

1. Air valve defect, air not venting from endoscope (occasional)
2. Leak test sensor defective or misaligned (occasional)
3. Flow control air valve contaminated or misaligned (occasional)

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

No pressure: channel

Disinfection cycle detects insufficient pressure to blow moisture from Air, Suction, Elevator, Biopsy, Jet, Extra, or Water channel

Ranked causes

1. Insufficient air pressure (common)
2. Hose detached (common)
3. Incorrect parameter set (occasional)

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

SCU not connected

System reports S304 or W701 error indicating sterilization control unit communication failure

Ranked causes

1. Computer or main board not properly initialized (common)
2. Main board to PC communication interrupted (occasional)
3. Peripheral board not communicating (occasional)

First check

Computer has fully shut down and restarted with LIO initialized

Test point: System startup completion
Expected: LIO finished starting without errors

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

Start not allowed, vent hook-up block pressurized patient safety

No disinfection program active, leak test sensor on, endoscope remains pressurized after venting too quickly

Ranked causes

1. Endoscope vented too quickly, remains pressurized (common)
2. Faulty leak test sensor reading on (occasional)
3. Air valve leaks (occasional)

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

Start not allowed: Basin not empty

Rinse basin contains water or basin empty sensor faulty; no disinfection program can start until basin is empty and sensor releases

Ranked causes

1. Water in rinse basin (common)
2. System not released due to non-zero volume reading (occasional)
3. Basin empty sensor faulty when basin is empty (occasional)

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

Start not allowed: Vent hook-up block

Disinfection program cannot be started when channel sensor is on (Air, Suction, Elevator, Biopsy, Jet, Extra, or Water channels affected)

Ranked causes

1. Endoscope channel is blocked (common)
2. Connection block is blocked (common)
3. Channel sensor is defective or misaligned (occasional)

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

W702 or S302 error displayed

Error code indicating a peripheral board communication failure

Ranked causes

1. SSG board not communicating (unknown)
2. Channel board not communicating (left or right) (unknown)
3. POD board not communicating (left or right) (unknown)

First check

Access main board diagnostic CAN errors menu

Test point: Main board diagnostic display
Expected: Second line shows which board is not communicating

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

Wrong connection block

Machine disinfection started but wrong block type installed (expects hot water block, found endoscope block, or no block)

Ranked causes

1. No connection block present (common)
2. Endoscope block installed instead of disinfection block (common)
3. Machine disinfection block present but error persists (occasional)

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

Automatic program start not possible, warning messages present

Auto start blocked due to warning messages in report field or pre-existing auto start

Ranked causes

1. Warning text in report field (occasional)
2. Auto start for endoscope disinfection already set (occasional)

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

Basin minimum level not reached

Water level in rinse basin fails to reach minimum required level

Ranked causes

1. Drainage valve leaks (common)
2. Basin empty sensor is defective (occasional)

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

Basin suddenly empty

Rinse basin empties unexpectedly during rinsing cycle

Ranked causes

1. Drain valve leaks due to contamination (common)
2. Basin empty sensor is faulty (occasional)

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

Basin temperature too high caution

Rinse basin or incoming water temperature exceeds acceptable level during cycle

Ranked causes

1. Drainage block too warm after disinfection (common)
2. Mixing valve setting is incorrect (occasional)

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

Basin temperature too low

Rinse basin or incoming water temperature is below acceptable level during cycle

Ranked causes

1. Mixing valve is out of order or incorrectly set (common)
2. Warm water supply is stagnated (occasional)

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

Block not pressurized or not connected patient safety

Endoscope not properly connected to leak test block, connections loose or disconnected

Ranked causes

1. Endoscope not properly connected (common)
2. Machine fault (rare)

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

Channel disconnected

Control detects loose connection on interconnected endoscope channels (Air, Suction, Elevator, Biopsy, Jet, Extra, or Water)

Ranked causes

1. Loose connector on endoscope (common)
2. Uncertain if all channels connected (occasional)

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

Channel not disconnected

Control detects small endoscope channel that should be disconnected but is still connected (Air, Suction, Elevator, Biopsy, Jet, Extra, or Water)

Ranked causes

1. Loose connector on endoscope (common)
2. Uncertain if all channels connected (occasional)

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

Control error F041: Air channel error

Air channel sensor malfunction or channel blockage detected

Ranked causes

1. Air channel sensor error or pump/valve broken (occasional)
2. Partially blocked air channel or terminal block (occasional)

Control error F051: Basin empty sensor error

Basin empty sensor does not detect rinse basin draining or does not sense disinfectant flow

Ranked causes

1. Basin empty sensor defective or drainage blocked (occasional)
2. Sensor out of alignment or endoscope blocks disinfectant flow (occasional)

Control error F052: Basin full sensor error

Basin full sensor not activated when basin fills during refill operation

Ranked causes

1. Basin full sensor contaminated or water supply too slow (occasional)
2. Valve leak causes incorrect sensor reading during rinsing (occasional)

Delayed program start not possible, warning messages present

Delayed start blocked due to warning messages during auto startup or pre-existing auto start for another program

Ranked causes

1. Warning messages W700-W799 present on screen (occasional)
2. Auto start for another program already set (occasional)

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

Endoscope leak or connected incorrectly patient safety

Endoscope or connection hose leaking seriously, leak test connection faulty, or block misaligned to connection plate

Ranked causes

1. Endoscope or connection hose leaking seriously (occasional)
2. Block out of alignment to connection plate (occasional)

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

Internal machine fluid leak, check drip tray caution

Liquid detected in front of machine; program cannot be stopped until sensor released after drying (may take 5–10 minutes)

Ranked causes

1. Leak present in machine (common)
2. Sensor misaligned while tray is dry (occasional)

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

Lid open patient safety

Lid open sensor failure during program indicates cover is open when it is actually closed, or lid was physically opened during cycle

Ranked causes

1. Lid sensor failed during program (occasional)
2. Lid opened during program (common)

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

Measured contact time is too short patient safety

Prescribed contact time for disinfectant is not achieved during cycle

Ranked causes

1. Drain and fill time for basin changed (occasional)
2. Program parameters have been changed (occasional)

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

No alcohol flow

Disinfection cycle detects no alcohol flow from reservoir or pump during program

Ranked causes

1. Alcohol reservoir empty (common)
2. Alcohol sensor or pump defective (occasional)

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

No detergent flow

Disinfection cycle detects no detergent flow from reservoir or pump during program

Ranked causes

1. Detergent reservoir empty (common)
2. Detergent sensor or pump defective (occasional)

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

No water supply

No water available to the machine

Ranked causes

1. Water tap is closed (common)
2. Water supply valve is defective (occasional)

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

Peripheral board not responding - blue indicator light abnormal

Board blue indicator light is erratic, solid on, or not flashing; indicates board is not communicating with main board or has failed

Ranked causes

1. Board communication failure, connector loose, or board defective (unknown)
2. Board defective or main board failure (unknown)

First check

Observe blue indicator light status during normal operation

Test point: Board indicator LED
Expected: Light flashes normally at regular intervals

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

Program aborted with incorrect parameter set

Program aborted to safe situation but wrong parameters were selected for disinfection or recovery program

Ranked causes

1. Incorrect parameter set selected (occasional)
2. LIO program interrupted during run with warning W-703 (occasional)

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

Running test cycle with Test Block

Test Block inserted in basin does not initiate or complete test cycle

Ranked causes

1. Test Block not properly positioned in basin (common)
2. Incorrect parameter set selected (common)

First check

Verify Test Block is placed in basin

Test point: Basin
Expected: Test Block seated in basin

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

SCU failure during run execution, program aborted to safe state patient safety

SCU error occurred, endoscope rinsed with water only (not disinfected), recovery program runs automatically. Endoscope must complete full disinfection before use.

Ranked causes

1. Internal PC communication problem: cable fault or loose cable (occasional)
2. New program started while another active (occasional)

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

SCU not connected error (S304 or W701)

Error displayed indicating communication failure between main board and peripherals

Ranked causes

1. Main board or PC communication reset needed (common)
2. Peripheral board not communicating (channel, SSG, or POD) (occasional)

First check

Check if error clears after power cycle

Test point: LIO display
Expected: Error S304 or W701 no longer shown

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

Start not allowed: Alcohol level low

Alcohol reservoir empty or sensor defective; program cannot start

Ranked causes

1. Alcohol reservoir empty (common)
2. Alcohol reservoir sensor defective (occasional)

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

Start not allowed: Detergent level low

Detergent reservoir empty or sensor defective; program cannot start

Ranked causes

1. Detergent reservoir empty (common)
2. Detergent reservoir sensor defective (occasional)

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

Start not allowed: Fluid in basin

Rinse basin contains water or basin level sensor faulty; level sensor signal is on and no disinfection program can start

Ranked causes

1. Water in rinse basin (common)
2. Basin level sensor faulty (occasional)

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

Unknown barcode scanned

Barcode reader activated but scanned code not recognized or not in system database

Ranked causes

1. Barcode belongs to different item or wrong type (occasional)
2. Barcode not entered in management system (occasional)

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

Water inlet flow too low

Water flows into basin slower than expected

Ranked causes

1. Water supply pressure is too low or filter is contaminated (common)
2. Volume meter is contaminated or defective (occasional)

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

Air cylinder does not charge

Cylinder does not fill with air to check endoscope connectivity

Ranked causes

1. Air cylinder not filled (common)

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

Air cylinder not discharged

Air cylinder remains pressurized and cannot be vented after connectivity check

Ranked causes

1. Cylinder cannot be vented (occasional)

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

Alcohol sensor defective

Alcohol sensor out of alignment or faulty; detected during startup check

Ranked causes

1. Alcohol sensor out of alignment or faulty (common)

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

Another program is active, cannot start machine disinfection

Machine disinfection cannot start because an active cycle is currently running

Ranked causes

1. Active cycle running (common)

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

Barcode not found

Barcode was read but OK button not pressed to confirm

Ranked causes

1. OK button not enabled after barcode read (occasional)

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

Basin temperature sensor defective high voltage

Temperature reading exceeds 100°C on display

Ranked causes

1. Temperature sensor is defective (common)

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

Basin temperature too high (extreme) high voltage

Water temperature in rinse basin exceeds safe limits (>50°C disinfection, >90°C machine disinfection)

Ranked causes

1. Water temperature exceeds program limits (common)

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

Basin water temperature out of range

Basin temperature displayed on LIO screen does not read 35°C +/- 2°C during water circulation

Ranked causes

1. External mixing valve not properly adjusted (common)

First check

Monitor basin water temperature on LIO screen

Test point: LIO screen display
Expected: 35ºC +/- 2ºC °C, +/- 2°C

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

Calibration: Air compressor preventive maintenance caution

Annual PM for air compressor including filter replacement, check valve service, and leak inspection

Ranked causes

1. Scheduled preventive maintenance (common)

First check

Unplug power from compressor

Test point: Power cord
Expected: Unplugged

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

Calibration: Air tank sensor S33 caution

In-place calibration of the Air Cylinder analog sensor S33 to convert analog sensor values to mmHg. Sensor configured to turn on at 20 psi and off at 15 psi.

Ranked causes

1. Sensor calibration required using low and high pressure settings (unknown)

First check

Set regulator to low pressure setting for calibration

Test point: 1.7 bar regulator
Expected: 1.0 Bar

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

Calibration: Channel regulators

Annual PM calibration of Channel pressure regulators to 24 psi specification on both sides

Ranked causes

1. Channel regulators out of specification (unknown)

First check

Measure Channel pressure

Test point: Channel regulator gauge
Expected: 24 psi, ± 1 psi

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

Calibration: Connectivity regulator

Annual PM calibration of Connectivity pressure regulator to 1.7 bar specification

Ranked causes

1. Connectivity regulator out of specification (unknown)

First check

Measure Connectivity pressure

Test point: Connectivity regulator gauge
Expected: 1.7 bar, ± 0.1 bar

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

Calibration: Endoscope reprocessor post-restart operation

Verification of normal operation after pagefile configuration and system restart

Ranked causes

1. System restart required for changes to take effect (common)

First check

Verify Windows restart completion

Test point: Windows boot sequence
Expected: Windows boots to desktop without errors

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

Calibration: Leak Test regulator

Annual PM calibration of Leak Test pressure regulator to 0.25 bar specification

Ranked causes

1. Leak Test regulator out of specification (unknown)

First check

Measure Leak Test pressure

Test point: Leak Test regulator gauge
Expected: 0.25 bar, ± 0.1 bar

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

Calibration: Lid sensor adjustment

Lid position not registering correctly; sensor misaligned with piston

Ranked causes

1. Piston unscrewed from turnbuckle or sensor misaligned (common)

First check

Verify piston-turnbuckle connection

Test point: Connection at turnbuckle
Expected: Tight, no play

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

Calibration: Main Air regulator

Annual PM calibration of Main Air pressure regulator to 3.0 bar specification

Ranked causes

1. Main Air regulator out of specification (unknown)

First check

Measure Main Air pressure

Test point: Main Air regulator gauge
Expected: 3.0 bar, ± 0.1 bar

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

Calibration: Pre-filter regulator

Annual PM calibration of Pre-filter pressure regulator to 35 psi specification

Ranked causes

1. Pre-filter regulator out of specification (unknown)

First check

Measure Pre-filter pressure

Test point: Pre-filter regulator gauge
Expected: 35 psi, ± 1 psi

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

More symptoms

Clock synchronized with server
Control error F012: Incorrect step
Control error F013: Wrong step sequence
Control error F014: S14 outside calibration limits
Control error F015: S16 outside calibration limits
Control error F021: Minimum time violation
Control error F022: Maximum time violation
Control error F031: Lid open during program
Control error F032: Lid open
Control error F042: Biopsy channel error
Control error F043: Jet channel error
Control error F044: Suction channel error
Control error F045: Water channel error
Control error F046: Extra channel error
Control error F047: Elevator channel error
Control error F053: Dosing reservoir A not empty
Control error F054: Dosing reservoir B not empty
Control error F055: Dosing reservoir A not full
Control error F056: Dosing reservoir B not full
Control error F057: Dosing pump A malfunction
Control error F058: Dosing pump B malfunction
Control error F062: Detergent sensor error
Control error F072: Detergent pump malfunction
Control error F073: Channel pump malfunction
Control error F074: Alcohol pump malfunction
Control error F075: Minimum spray arm speed violation
Control error F076: Maximum spray arm speed violation
Control error F081: Drainage valve malfunction
Expert control timeout, re-login required
External water supply valve failed
Firmware version prior to 30.s
Hardware definition contains invalid signal
Incorrect code entered for fluid replacement
Internal LIO failure, wrong parameter selection
Machine Control locked by other side
Main board firmware outdated
Main board not communicating with computer
MRC validation failed
No incoming water flow
Peripheral board not communicating with main board
Pressure sensor activation threshold adjustment
Pressure sensor deactivation hysteresis adjustment
Pressure sensor switching points out of specification
Run could not be configured, SQL-server connection error
Selected hardware definition incorrect for unit type
Server disconnected, selection aborted
Start not allowed: Check alcohol pressure sensor
Start not allowed: Check detergent pressure sensor
Tag-reader not available, identification system defective
Test cycle with Scope recommended
Unknown endoscope tag scanned
Unknown operator tag scanned
Unrequested inlet water detected
User data could not be retrieved, SQL-server connection error
Volume measurement V1 > V2
Water inlet flow too high
Windows registry maximum size error
Windows XP registry maximum size error
Wrong system side

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

Error codes

Code	Meaning	Trigger	Severity
`C-015`	Server disconnected, selection aborted	Connection to database interrupted	error
`C-016`	Run could not be configured, check SQL-server connection	System unable to retrieve database information for run setup	error
`C-017`	User data could not be retrieved, check SQL-server connection	System unable to access user information from database	error
`C-019`	The clock has been synchronized with the server computer	Time difference between system and server clock exceeds 30 seconds	info
`C-021`	The Expert control has been automatically closed, you have to log on again	Expert screen inactivity timeout	warning
`C-030`	The previous run has ended incorrectly. Program aborted to a safe situation.	System error occurred during run execution, recovery mode activated	error
`C-032`	A failure occurred during the execution of a run. Program aborted to a safe situation.	SCU error during run execution, recovery mode initiated	error
`C-033`	Program aborted to a safe situation, but incorrect parameter set	Wrong parameters selected for disinfection or recovery program, or LIO program interrupted during run	warning
`C-040`	Hardware definition contains an invalid signal %d	Incorrect address entering controller from SCU unit	error
`C-042`	Selected hardware definition not correct for "%s" type	Unit type parameters not properly configured in system settings	error
`C-052`	Automatic start of program is not possible in the current state	Warning messages in report field or auto start already set for another program	warning
`C-053`	Another program is active	Machine disinfection attempted while active cycle running	warning
`C-060`	Delayed start of program is not possible in the current state.	Warning messages present during auto startup or auto start already set for another program	warning
`C-080`	Tag-reader not available	Automatic identification system (Tag chip reader) not responding or malfunctioning	warning
`C-099`	Internal LIO failure : %s	Wrong selection executed when setting machine system parameters	error
`F012`	Incorrect step	Active program step not programmed into system control unit	error
`F013`	Wrong step sequence	Stop button pressed during run failure; program skipped steps	error
`F014`	S14 outside calibration limits	Volume measurement out of alignment in step 14	error
`F015`	S16 outside calibration limits	Volume measurement out of alignment in step 16	error
`F021`	Minimum time violation	LIO program step time deviates from SCU control time or error report lasted too long	warning
`F022`	Maximum time violation	Program step exceeded maximum allowed duration	warning
`F031`	Lid open during program	Cover sensor off or air valve operated manually during disinfection	critical
`F032`	Lid open	Lid open detected during disinfection program	critical
`F041`	Air channel error	Air channel sensor reads high (pump/valve broken) or low (blockage)	error
`F042`	Biopsy channel error	Biopsy channel sensor malfunction or blockage	error
`F043`	Jet channel error	Jet channel sensor malfunction or blockage	error
`F044`	Suction channel error	Suction channel sensor malfunction or blockage	error
`F045`	Water channel error	Water channel sensor malfunction or blockage	error
`F046`	Extra channel error	Extra channel sensor malfunction or blockage	error
`F047`	Elevator channel error	Elevator channel sensor malfunction or blockage	error
`F051`	Basin empty sensor error	Sensor does not detect basin draining or does not sense disinfectant flow	error
`F052`	Basin full sensor error	Basin full sensor not activated during basin fill; reads incorrectly during rinsing	error
`F053`	Dosing reservoir A not empty	Part A reservoir not emptied at end of delivery cycle	critical
`F054`	Dosing reservoir B not empty	Part B reservoir not emptied at end of delivery cycle	critical
`F055`	Dosing reservoir A not full	Part A reservoir not filled at start of delivery cycle	critical
`F056`	Dosing reservoir B not full	Part B reservoir not filled at start of delivery cycle	critical
`F057`	Dosing pump A malfunction	Part A fill pump energized during delivery when it should be off	error
`F058`	Dosing pump B malfunction	Part B fill pump energized during delivery when it should be off	error
`F062`	Detergent sensor error	Sensor activated at wrong time or dosage time out of limits	warning
`F072`	Detergent pump malfunction	Detergent pump runs at incorrect time due to software or electronics error	error
`F073`	Channel pump malfunction	Channel pump runs at incorrect time due to software or electronics error	error
`F074`	Alcohol pump malfunction	Alcohol pump high (energized) during step when it should be off	error
`F075`	Minimum spray arm speed violation	Spray arm spinning below minimum speed of 15 rpm	warning
`F076`	Maximum spray arm speed violation	Spray arm spinning above maximum speed of 250 rpm	warning
`F081`	Drainage valve malfunction	Drainage valve opens at wrong step due to software or electronics error	error
`F082`	Water inlet valve malfunction	Water inlet valve failure	error
`F091`	Volume meter counting pulses at wrong step	During volume measurement	error
`F092`	Volume minimum or maximum exceeded during rinse basin filling	When filling the rinse basin	error
`F094`	V1 and V2 meter deviation exceeds 15 percent	During filling verification between V1 and V2 meters	error
`F095`	V2 meter reading exceeds V1 meter reading	During filling verification	error
`F101`	Water temperature outside acceptable range	During water temperature monitoring	error
`F102`	Water temperature below minimum threshold	During temperature monitoring	error
`F103`	Basin temperature sensor readings differ by more than 3 degrees Celsius	During temperature monitoring	error
`M-910`	Unknown barcode	Barcode scanned but not recognized by system	warning
`M-920`	Unknown operator tag	Operator identification tag scanned but not recognized	warning
`M-922`	The scanned tag is an unknown endoscope code	Endoscope identification tag scanned but not recognized	warning
`M-930`	Barcode not found	Barcode read but OK button not pressed to confirm	info
`M-940`	The code "%s" is not the correct %s code.	Invalid code or lot number entered during fluid replacement utility	warning
`S-102`	Start not allowed: Vent hook-up block	No disinfection program active and leak test sensor on, block pressurized or faulty sensor	warning
`S-103`	Endoscope leak or connected incorrectly	Leak test failure or block misalignment detected during connection check	error
`S-104`	Minor endoscope leak, cycle continuing safely	Tiny leak detected but cycle allowed to continue with warning	warning
`S-105`	Leak test vented by pressure remains high	Ventilation process failed to relieve endoscope pressure	error
`S-106`	Block not pressurized or not connected	Leak test block not receiving pressure or not properly connected to endoscope	error
`S-112, S-122, S-132, S-142, S-152, S-162, S-172`	Start not allowed: Vent hook-up block (Air, Suction, Elevator, Biopsy, Jet, Extra, Water channels)	Disinfection program selected and specific channel sensor is on	error
`S-113, S-123, S-133, S-143, S-153, S-163, S-173`	No flow: channel (Air, Suction, Elevator, Biopsy, Jet, Extra, Water channels)	Flow not detected in channel during disinfection program	error
`S-114, S-124, S-134, S-144, S-154, S-164, S-174`	Blocked channel (Air, Suction, Elevator, Biopsy, Jet, Extra, Water channels)	Channel blockage detected during program; persists after one restart attempt	error
`S-115, S-125, S-135, S-145, S-155, S-165, S-175`	No pressure: channel (Air, Suction, Elevator, Biopsy, Jet, Extra, Water channels)	Insufficient pressure to blow moisture from channel during final dry cycle	warning
`S-116, S-126, S-136, S-146, S-156, S-166, S-176`	Channel disconnected (Air, Suction, Elevator, Biopsy, Jet, Extra, Water channels)	Interconnected channel control detects loose connection during program	error
`S-117, S-127, S-137, S-147, S-157, S-167, S-177`	Channel not disconnected (Air, Suction, Elevator, Biopsy, Jet, Extra, Water channels)	Small channel control detects connection that should be disconnected during program	error
`S-201`	Internal machine fluid leak, check drip tray	Leak sensor detects liquid in front of machine	error
`S-203`	Wrong connection block	Machine disinfection startup automatic check detects incorrect block installed	error
`S-211`	Lid open	Lid sensor indicates cover is open during program, or lid physically opened	error
`S-222`	Start not allowed: Check detergent pressure sensor	System startup check detects detergent sensor fault	error
`S-223`	No detergent flow	Detergent flow not detected during program	error
`S-224`	Start not allowed: Detergent level low	Detergent reservoir level sensor indicates low or empty level at startup	warning
`S-241`	Alcohol sensor defective	Alcohol sensor fault detected during startup check	error
`S-242`	Start not allowed: Check alcohol pressure sensor	Alcohol pressure sensor fault detected at startup	error
`S-243`	No alcohol flow	Alcohol flow not detected during program	error
`S-244`	Start not allowed: Alcohol level low	Alcohol reservoir level sensor indicates low or empty level at startup	warning
`S-271`	Start not allowed: Fluid in basin	Basin level sensor on when no disinfection program active	warning
`S-272`	Start not allowed: Basin not empty	Basin empty sensor on when no disinfection program active; volume reading not zero	warning
`S-273`	Basin suddenly empty	Drain valve leaks or basin empty sensor fails during rinsing	warning
`S-274`	Basin not emptying	Drain blockage, faulty drain valve, sagging hose, or sensor failure	warning
`S-275`	Basin level dropped	Valve seal contamination, control error, or defective sensor	warning
`S-276`	Basin minimum level not reached	Drainage valve leak or defective basin empty sensor	warning
`S-281`	No incoming water flow	Water volume not measured by sensor	error
`S-282`	Water inlet flow too high	Water supply pressure too high	warning
`S-283`	Water inlet flow too low	Low water supply pressure or contaminated filter	warning
`S-285`	No water supply	Water tap closed or supply valve defective	error
`S-286`	Volume measurement V1 > V2	Flow meter measurement deviation	error
`S-287`	Volume measurement V1 < V2	Flow meter measurement deviation	error
`S-288`	Unrequested inlet water detected	Water supply valve leaking	critical
`S-289`	External water supply valve failed	Filter unit supply valve leaking	critical
`S-292`	Basin temperature sensor defective	Temperature reading exceeds 100°C on display	critical
`S-293`	Basin temperature too high	Excessive drainage block warmth or incorrect mixing valve setting	warning
`S-294`	Basin temperature too low	Incorrect mixing valve setting or stagnant warm water supply	warning
`S-297`	Basin temperature too high (extreme)	Water temperature exceeds limits (>50°C disinfection, >90°C machine disinfection)	critical
`S-301`	SCU in OK state	Safety Control Unit status check	info
`S-302`	SCU wrong configuration detected	PC communication with SCU detects configuration mismatch	error
`S302`	Peripheral board communication error	One or more peripheral boards (channel, SSG, POD) not responding to main board	error
`S304`	SCU not connected	Main board or peripheral board communication failure	error
`S-304`	SCU no communication with PC	Communication loss between PC and electronics drive controller	error
`S-350`	Manual control in Expert screen is active	Manual control functions engaged in Expert screen	warning
`S-360`	Program stopped by operator during active cycle	Stop button pressed during active program execution	info
`S-511`	Measured contact time is too short	Drain/fill timing changed or program parameters modified	critical
`S-660`	MRC validation failed	Disinfectant sample failed MRC validation test at end of cycle	critical
`S-671`	Machine Control locked by other side	Machine disinfection program active on opposite side	info
`S-672`	Wrong system side	Machine disinfection started from right side instead of left	warning
`S-831`	Air cylinder does not charge	Cylinder not filling with air for endoscope connectivity check	warning
`S-832`	Air cylinder not discharged (pressurized)	Cylinder cannot be vented after connectivity check	warning
`W701`	SCU not connected warning	Main board or peripheral board communication failure	warning
`W702`	Peripheral board communication error	One or more peripheral boards (channel, SSG, POD) not responding to main board	warning
`W702`	SCU Wrong Configuration	Peripheral board has lost communication with main board	error
`W-703`	SCU incorrect status with lid locked and inactive	Safety control rejected previous run and blocked cover	warning
`W-704`	SCU incorrect status with red LED indicator	Safety control program rejects run	warning
`W-705`	SCU in OK status operational state	Normal SCU status monitoring	info
`W-711`	Cover lid is open	Cover sensor active when no program running	warning
`W-712`	Lid will not open	Attempt to open cover during or after cycle	warning
`W-713`	Lid will not close	Attempt to close cover during cycle	warning
`W-715`	Basin not empty after program	Basin liquid detected after program abort or draining	warning
`W-716`	Fluid leak detected	Liquid detected during standby or reservoir change	warning
`W-721`	Water temperature sensor defective	Temperature reading exceeds 100 degrees Celsius	warning
`W-743`	Detergent level sensor high	During sensor monitoring in standby	warning
`W-744`	Rinse basin minimum level sensor high	During sensor monitoring	warning
`W-749`	Alcohol level sensor high	During sensor monitoring	warning
`W-751`	Leak test sensor S11 high pressure detected	During disinfection cycle or after user cancel	warning
`W-753`	Part A dosing reservoir fill sensor S25 high	During sensor monitoring	warning
`W-754`	Part A dosing reservoir fill sensor S26 high	During sensor monitoring	warning
`W-757`	Air cylinder sensor S33 high	When machine in standby without active disinfection program	warning
`W-764`	Air channel sensor high	Machine in standby; channel sensor detects blockage	warning
`W-765`	Suction channel sensor high	Machine in standby; channel sensor detects blockage	warning
`W-766`	Biopsy channel sensor high	Machine in standby; channel sensor detects blockage	warning
`W-767`	Jet channel sensor high	Machine in standby; channel sensor detects blockage	warning
`W-768`	Extra channel sensor high	Machine in standby; channel sensor detects blockage	warning
`W-769`	Elevator wire channel sensor high	Machine in standby; channel sensor detects blockage	warning
`W-770`	Water channel sensor high	Machine in standby; channel sensor detects blockage	warning
`W-800`	Manual control active in Expert mode	One or more functions manually set in Expert mode	warning
`W-801`	Purge in progress (leak test system)	Machine in standby running automatic leak test	info
`W-802`	Venting alcohol line with lid open	Machine idle with pressurized alcohol lines	warning
`W-803`	Discharging air cylinder with lid closed	Machine idle with pressurized air cylinder	warning

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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.