TM 11-6625-3081-23
7-17. LASER POWER SUPPLY ASSEMBLY 2A1A6 AND LASER COVER ASSEMBLY 2A1A2A19
7-17
INPUT CODE:
LASERST (cont)
2. CORRECTIVE ACTION - SEGMENT 6 (cont)
(b) Check the following cable assemblies and repair as required:
2A1W26
2A1W32
2A1A2W40
If any cable was repaired, perform LASERST test. If LASERST test
passes, no further action required.
If LASERST test fails and CALCST,
PLLBUS, MTRXSW, ADST, DIGITST, FPSST, and PPSST tests have been
performed, repair is beyond this level of maintenance. Next higher
level of maintenance required.
If no cables were repaired and CALCST, PLLBUS, MTRXSW, ADST, DIGITST,
FPSST, and PPSST tests have been performed, repair is beyond this level
of maintenance.
Next higher level of maintenance required.
If another segment displayed, proceed to that segment and continue
troubleshooting.
i .
SEGMENT 7
1. VDT DISPLAY
THE +28V IS NOT PRESENT AT THE A7 CARD OR IS SHORTED OUT. VOLTAGE READING
IS #.# VDC. PERFORM THE FOLLOWING REPLACE ACTIONS IN THE ORDER LISTED.
(REFERENCE TM 11-6625-3081-23 FOR REPLACEMENT PROCEDURES.)
REF. DES.
PART NO.
NAME
1. 2A1A2A19
13083360
LASER COVER ASSY.
2. CORRECTIVE ACTION - SEGMENT 7
(a) Remove Laser Cover Assembly 2A1A2A19. Check contacts of mating
connectors and repair if required.
Install replacement 2A1A2A19 and
perform LASERST test.
If LASERST test passes, no further action
required.
If this segment displayed again, proceed to (b). If another
segment displayed, proceed to that segment and continue
troubleshooting.
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