TM 11-6625-3081-23
7-26. ANALOG-TO-DIGITAL (A/D) CONVERTER 2A2A13
7-26
INPUT CODE:
ADST (cont)
c .
SEGMENT 1
1. VDT DISPLAY
PERFORM THE FOLLOWING REPLACE ACTIONS IN THE ORDER
TM 11-6625-3081-23 FOR REPLACEMENT PROCEDURES.)
REF. DES.
PART NO.
NAME
LISTED.
(REFERENCE
1. 2A2A7A6A7
13082714
BUS MUX CCA
2. 2A2A6XX
06940-60025
REMOTE/LOCAL CCA (SLOT 200)
3. 2A2A6XX
06940-60026
UNIT SELECT CCA (SLOT 500)
4. 2A2A6XX
5060-2689
LOGIC & TIMING CCA (SLOT 300)
5. 2A2A6
13081880
MULTIPROGRAMMER
6. 2A2A11
13081879
MULTIPROGRAMMER EXTENDER
2. CORRECTIVE ACTION - SEGMENT 1
(a) Remove Bus Mux CCA 2A2A7A6A7.
Check contacts of mating connectors and
repair if required.
Install replacement 2A2A7A6A7 and perform ADST
test.
If ADST 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.
(b) Remove Remote/Local CCA 2A2A6XX (slot 200).
Check contacts of mating
connectors and repair if required.
Install replacement 2A2A6XX and
perform ADST test.
If ADST 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.
(c) Remove Unit Select CCA 2A2A6XX (slot 500).
Check contacts of mating
connectors and repair if required.
Install replacement 2A2A6XX and
perform ADST test.
If ADST 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.
(d) Remove Logic & Timing CCA 2A2A6XX (slot 300). Check contacts of mating
connectors and repair if required.
Install replacement 2A2A6XX and
perform ADST test.
If ADST 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.
(e) Remove Multiprogrammer 2A2A6.
Check contacts of mating connectors and
repair if required.
Install replacement 2A2A6 and perform ADST test.
If ADST 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.
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