Troubleshooting
6-20
Samsung Electronics
6-26 Audio Signal Missing in Play Mode (MONO MODE)
Check ICM501 & Hi-Fi Block
Check
TV NICAM PART(Sound Block)
Yes
Check ICM301
pin75 : 5V
Check
ICM301 pin23,24
(IC CLK DATA)
No
Check ICM301
pin 1 : PB Audio Signal
(Small Signal)
Check PC 5V Line
Yes
Yes
Yes
Yes
Yes
No
Check VCR MICOM
(ICM601- pin27, 28)
No
Check A/C Head and PB EQ
Block (AUDIO HEAD AZIMUTH)
No
Check CM301
Check ICM301
pin100 : PB audio signal
(Small Signal)
No
Replace ICM301
Check ICM301
pin96 : PB Audio
Signal
No
No
Check RM510, RM511, CM528
Check
ICM501 pin54
PB Audio signal
Yes
Check
ICM501 pin56,58
out put Audio
Summary of Contents for TX20C53X/XET
Page 2: ...ELECTRONICS Samsung Electronics Co Ltd SEP 2001 Printed in Korea 3C15C SESA 2125 ...
Page 91: ...Troubleshooting 6 24 Samsung Electronics MEMO ...
Page 92: ...Schematic Diagrams 11 1 Samsung Electronics 11 Schematic Diagrams 11 1 VCR 1 4 ...
Page 94: ...Schematic Diagrams 11 3 Samsung Electronics 11 3 VCR 3 4 TP01 TP02 TP03 TP04 TP05 ...
Page 95: ...Schematic Diagrams 11 4 Samsung Electronics 11 4 VCR POWER BLOCK ...
Page 96: ...Schematic Diagrams 11 5 Samsung Electronics 11 5 TV MAIN 1 4 Power Line Signal Line ...
Page 99: ...Schematic Diagrams 11 8 Samsung Electronics 11 8 TV MAIN 4 4 Power Line Signal Line ...
Page 100: ...Schematic Diagrams 11 9 Samsung Electronics 11 9 TUNER IF NICAM STEREO Power Line Signal Line ...
Page 101: ...Schematic Diagrams 11 10 Samsung Electronics 11 10 2 nd IF STEREO Power Line Signal Line ...