Troubleshooting
Samsung Electronics
5-19
Normal
Check
the FM video
signal at ICM301
Pin 14
Check the ENV
connecting pattern
Abnormal
Insert a tape and set
to the PLAYBCAK mode
Check IC902(UOC)
neighbor circuits
Normal
Check
the video output
signal at ICM301
Pin 26
Replace ICM301
Abnormal
Normal
Check
the video signal at
ICM301 PIn 34
Check the output of video
signal at CM354
Abnormal
Check
the video signal at
ICM301 Pin 21
Replace ICM301
Abnormal
Check
the voltage of ICM301
Pin 58
Abnormal
Check the voltage of
ICM601 Pin24
Normal
Normal
5-25 No Picture During Playback
Summary of Contents for CFTD2085X/SMS
Page 9: ...Samsung Electronics 3 1 2 Specifications ...
Page 10: ...MEMO 3 2 Samsung Electronics ...
Page 101: ...8 4 Samsung Electronics MEMO ...
Page 102: ...Schematic Diagrams 9 1 Samsung Electronics 9 1 MAIN 1 9 Schematic Diagrams ...
Page 103: ...Schematic Diagrams Samsung Electronics 9 2 9 2 MAIN 2 ...
Page 104: ...Schematic Diagrams Samsung Electronics 9 3 9 3 MAIN 3 ...
Page 105: ...Schematic Diagrams 9 4 Samsung Electronics 9 4 MAIN 4 ...
Page 106: ...Schematic Diagrams 9 5 Samsung Electronics 9 5 POWER BLOCK ...
Page 107: ...Schematic Diagrams 9 6 Samsung Electronics 9 6 DEFLECTION BLOCK ...
Page 108: ...Schematic Diagrams 9 7 Samsung Electronics 9 7 INTERFACE BLOCK ...
Page 109: ...Schematic Diagrams 9 8 Samsung Electronics 9 8 CRT BLOCK ...
Page 110: ...Schematic Diagrams 9 9 Samsung Electronics 9 9 Main Micom ...
Page 111: ...Schematic Diagrams 9 10 Samsung Electronics 9 10 AV Decoder ...