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Page Title:
Trouble Symptom: Alarm Sounds with POWER Switch On and POWER Lamp Does Not Light. |
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  TM 11-7440-232-12/ NAVELEX 0967-LP-275-5010
Trouble Symptom: Alarm Sounds with POWER Switch On and POWER Lamp Does Not Light.
STEP
INSTRUCTION
INDICATION
YES
NO
REMARKS
Turn POWER switch off.
Replace POWER fuse.
Turn POWER switch on.
POWER lamp lights
X
Alarm sounds
X
Resume opera-
tion
1
POWER lamp lights
X
Alarm sounds
X
Go to Trouble
shooting Chart
No. 2.
POWER lamp lights
X
Alarm sounds
X
Continue
Trouble-
shooting
NOTE
If the POWER lamp remains out, check
continuity of fuse with multimeter.
If good, return to spares.
Turn POWER switch off.
2
Remove POWER lamp
and replace with
Go to
another lamp known to
Troubleshooting
be good. Turn POWER
Chart No.
switch on.
POWER lamp lights
X
2.
5-18
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