TM 11-6625-3041-12/TO 33A1-8-908-1
3-11. TROUBLESHOOTING PROCEDURE (cont)
Step
This step checks the following:
9
cont
Test Equipment . . . . . Triaxial cables
Receive 1 card . . . . . BALANCED TMG IN amplifier
BALANCED TMG IN sensor
BALANCED DATA IN amplifier
BALANCED DATA IN sensor
Control Filter . . . . . BALANCED TMG OUT and IN connectors
BALANCED DATA OUT and IN connectors
If TMG IN or DATA IN indicator does not light at all settings
or if FAULT indicator lights at any setting:
Swap balanced timing and data cables. If the lit indicator
changes (TMG IN is lit instead of DATA IN or DATA IN is lit
instead of TMG IN), cause is cable. Replace and repeat step 9.
If swapping cables does not change indicator that is lit, remove
LOGIC access cover (refer to para 3-16) and note which card
contains a lit fault indicator. Replace that card and repeat
step 9.
If no card contains a lit fault indicator, possible cause is
Receive 1 card A5. Replace (refer to para 3-16), and repeat
step 9.
If replacement card does not provide proper indication, refer
SG-1139 to Direct Support Maintenance.
3-27