Troubleshooting
Samsung Electronics
6-1
Normal
Check
the voltage of
C814 (125V)
Check the
voltages of C804
(140~150V)
Check D801, D802
D803, D804, F801, IC801
Abnormal
Is IC801 Pin 3
(15 ~ 20V)
Check PC802
Check/Replace
F801
Abnormal
Normal
Abnormal
Normal
Check
secondary power line voltage
(5V, 6V,16.5V)
Check the secondary
terminal short/open
of trans
Abnormal
Abnormal
Normal
Check the voltage
of IC901 pin 34
(normal : 5V)
Check the H-Sync of
pin 26 and the V-Sync of
pin 27
Check/Replace
IC901
Check
IC901 Pin 17 (High
when power On)
Check/Replace
IC902
Check/Replace
Q804
Check the voltage of
Q804 coil pin
Check the voltage
of tuner
Normal
Normal
Abnormal
Abnormal
Normal
Abnormal
Normal
6. Troubleshooting
6-1 No Power (No Raster, No Sound, Power Led Off)
Summary of Contents for CXJ1331AX
Page 2: ...ELECTRONICS Samsung Electronics Co Ltd JUL 2000 Printed in Korea 3V15A 1922 ...
Page 8: ...2 2 Samsung Electronics MEMO ...
Page 18: ...MEMO 3 10 Samsung Electronics ...
Page 28: ...MEMO 4 10 Samsung Electronics ...
Page 30: ...MEMO 5 2 Samsung Electronics ...
Page 48: ...MEMO 6 18 Samsung Electronics ...
Page 50: ...Exploded View Parts List 7 2 Samsung Electronics 7 2 Mechanical Parts Top Side Twin Deck ...
Page 51: ...Exploded View Parts List Samsung Electronics 7 3 7 3 Mechanical Parts Bottom Side Twin Deck ...
Page 85: ...8 34 Samsung Electronics MEMO ...
Page 89: ...Block Diagram 9 4 Samsung Electronics 9 4 Deflection Block Diagram ...
Page 90: ...Block Diagram 9 5 Samsung Electronics 9 5 Video Sound Signal Flow ...
Page 91: ...10 Wiring Diagram Wiring Diagram Samsung Electronics 10 1 ...
Page 94: ...PCB Layout Samsung Electronics 11 3 11 3 Main CONTROL ...
Page 97: ...Schematic Diagrams 11 3 Samsung Electronics 11 3 VCR POWER BLOCK ...
Page 100: ......