TM 11-6625-3081-23
7-7. AUTOMATIC FOCUS CONTROL ASSEMBLY 2A1A2A12
7 -7
INPUT CODE:
DCFOCUS (cont)
c .
SEGMENT 1
1. VDT DISPLAY
PERFORM THE FOLLOWING REPLACE ACTIONS IN THE ORDER LISTED. (REFERENCE
TM 11-6625-3081-23 FOR REPLACEMENT PROCEDURES.)
REF. DES.
PART NO.
NAME
1. 2A2A6XX
HP69331B
DIGITAL OUTPUT CCA (SLOT 407)
2. 2A2A6XX
13083412
DIGITAL INPUT CCA (SLOT 401)
3. 2A2A7A6A1
13082741
STEPPER MOTOR CCA No. 1
4. 2A2A7A6A2
13082735
STEPPER MOTOR CCA No. 2
5. 2A2A7A6A3
13082732
STEPPER MOTOR CCA No. 3
6. 2A1
13082800-59
DAYSIDE TEST BENCH
2 .
CORRECTIVE ACTION - SEGMENT 1
(a)
(b)
(c)
(d)
Remove Digital Output CCA 2A2A6XX.
Check contacts of mating connectors
and repair if required.
Install replacement 2A2A6XX and perform
DCFOCUS test.
If DCFOCUS 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.
Remove Digital Input CCA 2A2A6XX.
Check contacts of mating connectors
and repair if required.
Install replacement 2A2A6XX and perform
DCFOCUS test.
If DCFOCUS test passes, no further action required. If
this segment displayed again, proceed to (c). If another segment
displayed, proceed to that segment and continue troubleshooting.
Remove Stepper Motor CCA No. 1 2A2A7A6A1. Check contacts of mating
connectors and repair if required.
Install replacement 2A2A7A6A1 and
perform DCFOCUS test.
If DCFOCUS test passes, no further action
required.
If this segment displayed again, proceed to (d). If another
segment displayed, proceed to that segment and continue
troubleshooting.
Remove Stepper Motor CCA No. 2 2A2A7A6A2. Check contacts of mating
connectors and repair if required.
Install replacement 2A2A7A6A2 and
perform DCFOCUS test.
If DCFOCUS test passes, no further action
required.
If this segment displayed again, proceed to (e). If another
segment displayed, proceed to that segment and continue
troubleshooting.
7-36
