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VII. BLOCK DIAGRAMS
OVERALL BLOCK DIAGRAM
*First determine whether the trouble is due to an Operation Problem or a Picture Problem.
Use the following chart and then refer to the related sections on the following pages for troubleshooting.
POWER
ON
IF NO.
CHECK
POINT
OPERATION PROBLEM
1
POWER
3
SYSTEM CONTROL
/TIMER
CONFIRM ALL
KEY OPERATION
1
2
2
OPERATION
SCAN
PULSE
4
SERVO
MAKE A REC
MODE
3
4
5
PICTURE PROBLEM
TV
MONITOR
9
RF
CONVERTER
6
VIDEO
8
TO
FROM
RF
TUNER
7
NORMAL/Hi-Fi AUDIO
6
7
8
5
TUNER/DEMODU
MTS/SAP
FRONT
AUDIO/VIDEO
JACK
MAKE A P.B
MODE
6
7
8
9
ANT
VIDEO IN
(REAR JACK)
VIDEO OUT
VIDEO
IN
(FRONT JACK)
AUDIO
(R), (L) IN
AUDIO
(R), (L) IN
(REAR JACK)
AUDIO
(R), (L) OUT
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