|
| |
TM 11-5820-890-20-2
2-8
2.1.
OPERATIONAL CHECK. Continued
STEP 6. VAA RADIO AND INTERCOM INTERFACE TEST: Continued
STEPS TO PERFORM
CHECKS TO MAKE
ACTIONS TO TAKE
6.30 Set AM 1780 INT ACCENT to ON
Set any control box MONITOR to INT ONLY
Press HS PTT
Listen at different control box
N/A
N/A
N/A
Rushing sound reduced?
N/A
N/A
N/A
YES: END OF TEST
NO:
Replace AM 1780
STEP 7. SRM RADIO AND INTERCOM INTERFACE TEST:
STEPS TO PERFORM
CHECKS TO MAKE
ACTIONS TO TAKE
7.1
Perform Operational Check on SRM radio
Ensure SRM radio passes
Operational Check?
Go to 7.2
7.2
Set RT FCTN to SQ ON
Connect CX 13314 from RT to PSA J1
Connect HS to all C 2298 J802
Connect HS to C 2297 J902
Set a crewmember C 2298 MONITOR to ALL
Press PTT
N/A
N/A
N/A
N/A
N/A
RT keys?
N/A
N/A
N/A
N/A
N/A
NO:
Go to Step 7.3
YES: Replace AM 1780
7.3
Set commander's C 2298 MONITOR to ALL
Press HS PTT
N/A
RT keys?
N/A
NO:
Go to Step 7.4
YES: Replace AM 1780
7.4
Set AM 1780 RAD TRANS to CDR ONLY
RT keys?
NO:
Go to Step 7.5
YES: Go to TS Chart 24
7.5
Set RT FCTN to SQ OFF
Set RT VOL to Full CW
Listen at commander's HS
N/A
N/A
Rushing noise heard?
N/A
N/A
YES: Go to Step 7.6
NO:
Go to TS Chart 41
7.6
Press HS PTT
RT keys?
YES: Go to Step 7.7
NO:
Go to TS Chart 42
7.7
Press HS PTT, count into HS
Sidetone heard?
YES: Go to Step 7.8
NO:
Go to TS Chart 43
7.8
Set commander's C 2298 MONITOR to A
Press HS PTT
N/A
RT keys?
N/A
YES: Go to Step 7.9
NO:
Replace commander's
C 2298
7.9
Set AM 1780 RAD TRANS to CRD + CREW
RT keys?
NO:
Go to Step 7.10
YES: Go to TS Chart 33
|
