T-1054(P)/GRC-144(V) and T-1054 (P)A/GRC-144(V) Troubleshooting Chart-continued

TM 11-5820-695-35

Item No.

Symptom

Probable trouble

Corrective action

NOTE

For Radio Sets AN/GRC144(V)3 and AN/GRC-144 (V)4, the radio

patch panel is not used for radio repeater operation and plug

1A15W27P2 is always patched into jack 1A15W27J13.

23 RADIO TO CABLE MODEM

Same as item No. 22 in this chart--------Perform the corrective action given

alarm indicator lighted

in item No. 22 in this chart.

red. (Applicable to stand-

ard cable terminal and

standard radio repeater

operation only).

NOTE

Item 24 is not applicable for AN/GRC-144(V)3 and (V)4 Radio Sets.

Change 6 3-7