Service manual

Samsung Electronics 5-1
5. Troubleshooting
PLAY MODE
INOPERATIVE
EE-VIDEO
INSERT THE CASETTE TAPE RECORDED BY ANOTHER VCR AND PRESS PLAY BUTTON
PLAY
INDICATOR
IN THE DISPLAY
PRESS PLAY KEY
IN REMOTE
CONTROL
MECHANISM
OPERATION
SEE (PB VIDEO) AUDIO MISSING IN PLAY MODE
SEE (MECHANISM DOES NOT OPERATE IN PLAY MODE)
CHECK TIMER
CHECK IC601, XT602
SEE (VIDEO MISSING IN EE MODE)
NO NO NO
YES
NO
PB-VIDEO
SEE VIDEO MISSING IN PLAY MODE
NO
YES YES YES
DOES NOT OPERATE OR OPERATES BUT STOP SOON
YES
(VCR Section)
No Power
(Standby LED OFF)
Fuse F01 is OK?
(SMPS PCB)
AL5.8V D31.
(SMPS PCB)
Check IC701, DT701.
Change Fuse F01.
Check Trans PT01, D31
Yes Yes
No
AL5.8V CN1P2-Pin3.
(SMPS PCB)
Check CN1P2 Cable.
No
AL5.8V
IC601-41, 69, 92.
(VCR MAIN PCB)
Check D692, W200, W257.
Check XT602, IC601.
Yes
No
8MHz
IC601-18, 19.
(VCR MAIN PCB)
Yes
No
Check CN701 Connector Wafer.
AL5V
IC701-33, 45.
(F/TIMER PCB)
Yes
No
Data IN, Out, CLK
IC701-6, 5, 8.
(F/TIMER PCB)
Yes
No
No
Yes