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Page Title:
TABLE 4-3. FAULT INDICATION BY AU'DIBLE TONES |
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|  TM 11-5820-919-12
TABLE 4-3. FAULT INDICATION BY AU'DIBLE TONES
Item
Symptom
Probable Cause
1
No receiver noise
a. Dead battery (refer to section IV)
at ;;turn-on
b. Receiver/exciter faulty
2.
Clicking sound
Battery low (refer to section IV)
3.
No tune-up tone
a. Amplifier/coupler faulty
b. Receiver/exciter faulty
4..
Tune fault tone.
a. Amplifier/coupler faulty
b. Antenna connection bad
5.
Tune fault tone
at turn-on
lower than 2 MHz
6.
No transmit
a. Receiver/exciter faulty
b.
Amplifier/coupler faulty
7.
No receiver audio
a.
Volume too low
b.
Antenna connection bad
c.
Receiver/exciter faulty
d.
Amplifier/coupler faulty
4-4
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