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Content A4 and A3 format pages. Exactly what I needed to restore my old receiver.
;
Content A4 and A3 format pages. Exactly what I needed to restore my old receiver.
;
Thanks you very much for this "hard to find" service manual.
Will help a lot in repairing this receiver.
;
Thanks you very much for this "hard to find" service manual.
Will help a lot in repairing this receiver.
;
Thanks you very much for this "hard to find" service manual.
Will help a lot in repairing this receiver.
AV DOES NOT OPERATE
CHECK THE VOLTAGE TV:2.5V VIDEO:1.1V #2 SIF
VIDEO BUFFER SWITCHING Q205
D204
CHECK THE VIDEO WAVEFORM EXT VIDEO IN #42 1701 #33 TV/VIDEO TV:L VIDEO:H #1F AGC CHECK THE VOLTAGE TV:2.5V VIDEO:0.5V VIDEO BUFFER Q204
CHECK THE VOLTAGE TV:6.3V VIDEO:3.4V EXT VIDEO IN
EXT AUDIO IN #1 CHECK THE AUDIO WAVEFORM
EXT AUDIO IN
I 501 M52339SP
NO VERTICAL SCAN (ONE HORIZONTAL LINE RASTER)
CHECK THE WAVEFORM OF PIN #18 OF I501 OK
NG
CHECK/REPLACE I501
CHECK THE VOLTAGE OF PIN 8, 13 OF I301 OK
NG
DISCONNECT D410 AND MEASURE THE VOLTAGE OK
NG
CHECK/REPLACE R413
CHECK THE WAVEFORM OF PIN 12 OF I301 OK
NG
REPLACE I301
CHECK THE CONNECTION OF P401 OK
CHECK/REPLACE D.Y
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