Specifications

TM 11-5820-670-30
2-26. TROUBLESHOOTING CHARTS. (CONT)
CHART 2-5
No Audio Output Troubleshooting
(Sheet 1 of 8)
CONNECT EQUIPMENT AS
SHOWN IN AUDIO POWER
OUTPUT PERFORMANCE
TEST (PARA 2-5).
WITH APPROXIMATELY
2.5V INPUT SIGNAL, CHECK
FOR APPROXIMATE LY0.15
VAC OUTPUT AT TP4003.
SEE ILLUSTRATION, SH 7.
PERFORM AUDIO POWER
OUTPUT AND DISTORTION
PERFORMANCE TEST
(PARA 2-5).
REPLACE IF. AMPLIFIER
LIMITER AND DISCRIMI-
NATOR MODULE A4200
(PARA 2-41).
CHECK VOLTAGE AT TP4007
ON IF. AMPLIFIER ASSEM-
BLY. SEE ILLUSTRATION,
SH 7.
EL1AT199
2-72