TM 11-6625-3081-23
7-7. AUTOMATIC FOCUS CONTROL ASSEMBLY 2A1A2A12
7 - 7
INPUT CODE:
DCFOCUS (cont)
2 .
CORRECTIVE ACTION
- SEGMENT 1 (cont)
(e) Remove Stepper Motor CCA No. 3 2A2A7A6A3. Check contacts of mating
connectors and repair if required.
Install replacement 2A2A7A6A3 and
perform DCFOCUS test.
If DCFOCUS test passes, no further action
required.
If this segment displayed again, proceed to (f). If another
segment displayed, proceed to that segment and continue
troubleshooting.
(f) Check the following cable assemblies and repair as required:
W27
W28
2A2W1
2A2W7
2A2A7W3
If any cable was repaired, perform DCFOCUS test. If DCFOCUS test
passes, no further action required.
If DCFOCUS test fails and CALCST,
PLLBUS, MTRXSW, ADST, DIGITST, FPSST, and PPSST 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.
d. SEGMENT 2
1. VDT DISPLAY
TIME OUT ERROR ON 3000 STEPS.
PERFORM THE FOLLOWING REPLACE
ORDER LISTED.
(REFERENCE TM 11-6625-3081-23 FOR REPLACEMENT
REF. DES.
PART NO.
NAME
1. 2A2A6XX
HP69331B
DIGITAL
2. 2A2A6XX
13083412
DIGITAL
3. 2A2A7A6A1
13082741
STEPPER
4. 2A2A7A6A2
13082735
STEPPER
5. 2A2A7A6A3
13082732
STEPPER
6. 2A1
13082800-59
DAYS IDE
2. CORRECTIVE ACTION - SEGMENT 2
ACTIONS IN THE
PROCEDURES.)
OUTPUT CCA (SLOT 407)
INPUT CCA (SLOT 401)
MOTOR CCA No. 1
MOTOR CCA No. 2
MOTOR CCA No. 3
TEST BENCH
Corrective action same as segment 1. Refer to segment 1 for
troubleshooting.
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