GE Healthcare Senographe DS
Revision 1 Service Information and Procedures Class A 2385072-16-8EN
Job Card TSG A010 - Troubleshooting Bad Pixel Calibration Failure
Page no. 1025 Chapter 9
JC-TSG-A-010.fm
ILLUSTRATION 3 - STEPS TO PERFORM IF BAD PIXELS EXIST AT DETECTOR EDGES
Bad Pixel calibration passes?
Perform collimator calibration
(see Job Card CAL A029 - Collimator Format Calibration on page 1683)
YES
NO
1. Adjust the Collimator positioning.
2. Perform collimator calibration
(see Job Card CAL A029 - Collimator Format Calibra-
tion on page 1683)
3. Perform Bad Pixel Calibration (see Job Card CAL A041 - Bad Pixel Calibration on
page 1693
)
Perform post-corrective actions
(see
section 4-1, Calibration to
be performed after bad pixel
calibration
on page 1026).
Perform Bad Pixel Calibration
(see Job Card CAL A041 - Bad Pixel Calibration on page 1693)
Bad Pixel calibration passes?
YES
NO
1. Change the Collimator (see Job Card TSG A010 - Troubleshooting Bad Pixel Calibration Failure on page 1019)
2. Perform collimator calibration (see Job Card CAL A029 - Collimator Format Calibration on page 1683)
3. Perform Bad Pixel Calibration (see Job Card CAL A041 - Bad Pixel Calibration on page 1693)
Bad Pixel calibration passes?
The customer must not use the system.
Use the service escalation process.
YES
Perform post-corrective actions
(see
section 4-1, Calibration to be
performed after bad pixel calibration
on page 1026).
NO
Perform post-corrective actions (see
section 4-1, Calibration to be per-
formed after bad pixel calibration
on
page 1026).