Ultrasound imagings

Boston Scientific Galaxy: troubleshooting and error codes

The ServiceForge knowledge base holds 19 documented symptoms for the Boston Scientific Galaxy, with 38 ranked causes, 10 diagnostic checks with test points and expected values, and 6 error codes. Each symptom below shows its causes and the first check; the rest is one connection away. Connect ServiceForge to your AI

Symptoms

MD5 will not pullback

Display shows normal incremental pullback but MD5 fails to physically retract, or clutch disengaged or motor overload error messages appear

Ranked causes

1. MD5 not seated properly in sled (common)
2. Clutch lever physically stuck (occasional)
3. Sterile bag caught in sled gear (common)
4. Defective sled (occasional)
5. Catheter restriction from Touhy-Borst too tight (occasional)
6. Defective MD5 (occasional)

First check

Verify MD5 seating in sled

Test point: MD5/sled interface both sides
Expected: MD5 fully seated and stable

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

Dark images

Ultrasound images appear darker than expected or with reduced brightness and clarity

Ranked causes

1. Catheter not fully seated in MD5 (common)
2. Occluded or defective catheter (common)
3. System software issue (occasional)
4. Defective MD5 (occasional)
5. MD5 started too soon after catheter insertion (common)

First check

Verify catheter seating and ID stability

Test point: Catheter in MD5, catheter ID display
Expected: Catheter fully seated, catheter ID stable and displayed

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

Error messages following boot process or during application

System displays error messages such as Internal sub-system failure, DAQ, NI-DAQ, or VME Watch Dog/Dog Bark during startup or operation

Ranked causes

1. UPS battery not fully charged (common)
2. MD5 Lemo connector not fully plugged in (common)
3. UPS malfunction or VME circuit board connection issue (occasional)
4. Persistent hardware or firmware issue (rare)

First check

Verify UPS fully charged and system rebooted

Test point: System power and UPS battery
Expected: UPS shows full charge, system boots without error messages

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

No VCR playback video - blank or gray display

VCR playback shows no video on Galaxy display (appears blank or light gray) but audio is present

Ranked causes

1. VCR video input not set to S-VIDEO (common)
2. Video cable disconnected at Extron Scan Converter (occasional)
3. System software or hardware issue (occasional)

First check

Check VCR Video Input switch setting

Test point: VCR Video Input switch behind hidden front door
Expected: Switch set to S-VIDEO

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

No video on display screen when powered up

Display screen is blank or shows no signal after system power-on while other peripherals power normally

Ranked causes

1. Display or video subsystem failure (rare)
2. System not receiving AC power (common)
3. Depleted UPS battery on brand new unit (occasional)

First check

Verify AC power to system and check fuses

Test point: Fuses at back of system, AC outlet
Expected: Fuses intact, system has AC power

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

Printed images washed out and blurry

Printed ultrasound images lack contrast, clarity, or appear faded

Ranked causes

1. Paper installed incorrectly (common)
2. Old or damaged printer paper (common)
3. Wrong paper type (common)

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

Error message when selecting record: Internal sub-system not responding VCR

System displays error message Internal sub-system not responding VCR when user attempts to record

Ranked causes

1. Write-protect tab removed from videocassette (common)
2. Videocassette not installed (common)

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

2D cut-plane jumps when selecting in LongView mode

When rotating 2D cut-plane line in LongView mode and clicking to select, 2D image jumps several frames and does not match selected location

Ranked causes

1. Normal behavior from different data display methods for LongView and 2D (common)

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

Audio and images out of sync during digital playback

Audio and video become progressively out of synchronization during digital playback, especially at end of record

Ranked causes

1. Inherent difference in how audio and image data are digitally recorded (common)

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

Cannot read alphanumeric text in VCR playback

Small text and symbols on VCR playback are too blurry or degraded to read clearly

Ranked causes

1. Low quality of converted VCR signal (common)

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

CD/MO cannot be removed message

System displays message CD/MO cannot be removed until this run is active when attempting to eject media

Ranked causes

1. Current run is still active or message wording confusing (common)

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

DOS window appears with operation completed successfully message on boot

A DOS window appears during system boot with message The operation was completed successfully preventing normal startup

Ranked causes

1. File Manager folder exists without any files (common)

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

No image with correct catheter ID and no error messages

Display shows proper catheter identification and stability but no ultrasound image is produced

Ranked causes

1. Catheter or system malfunction (unknown)

First check

Try another catheter or Simulator

Test point: Catheter or Simulator unit
Expected: Image appears with alternate catheter or Simulator

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

Premature UPS battery failure

UPS battery does not hold charge or fails prematurely

Ranked causes

1. System unplugged while UPS battery not fully charged (common)

First check

Verify UPS battery fully charged

Test point: UPS power backup test
Expected: UPS holds charge for at least 8 minutes (snooze function timeout)

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

Print starts then alarm light comes on and stops or crooked output

Printer begins printing but stops when alarm light activates, or output emerges crooked

Ranked causes

1. Printer paper stuck on inside roller from jam (common)

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

Printer not found error when printing

Error message Printer not found appears when user selects print function

Ranked causes

1. Mitsubishi printer alarm light on from snooze or power down during print (common)

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

Printer paper cuts automatically one sheet at a time

Printer cuts paper automatically instead of continuous feed, causing sheets to fall on floor

Ranked causes

1. Default printer configuration in Galaxy system (common)

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

VCR playback quality poor

Video recorded to VCR and played back shows reduced image quality compared to live display

Ranked causes

1. Inherent quality loss from computer to VCR to computer conversion (common)

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

VCR playback video not centered during playback

Video image displayed off-center or not properly framed during VCR playback

Ranked causes

1. Extron Scan Converter needs replacement or firmware update (rare)

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

Error codes

Code	Meaning	Trigger	Severity
`CD/MO cannot be removed until this run is active`	Media cannot be ejected because current run state prevents removal (message text is misleading)	User attempts to eject CD or MO media	info
`Internal sub-system failure, DAQ, NI-DAQ, VME Watch Dog / Do`	Internal system subsystem failure detected by watchdog timer	During boot process or during application operation	critical
`Internal sub-system not responding - VCR`	VCR subsystem is not responding to record commands	User selects record function	error
`MDU Clutch Disengaged - Pullback Stopped`	MD5 clutch mechanism is stuck and will not allow pullback operation	Pullback initiated but clutch lever is physically stuck	error
`MDU Pullback Motor Overload - Pullback Stopped`	Motor is overloaded and pullback operation has been halted	Pullback attempted but motor detected excessive load	error
`Printer not found`	System cannot locate or communicate with connected printer	User selects print function while printer has alarm light on	error

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

Community

0 fixes logged by technicians through their AI, with outcomes, for this model.

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