Troubleshooting
Samsung Electronics
5-1
5. Troubleshooting
5-1 No Power
5 6
Check/Replace
IC803, 805
Normal
Normal
Normal
Normal
Normal
Abnormal
Abnormal
Abnormal
Abnormal
Abnormal
Abnormal
Abnormal
Abnormal
Abnormal
Abnormal
50
50
Disconnect
the Power Cord
Check
Power LED
Check IC901
Pin
LED ON
LED OFF
Check IC901
Pin
Check
the voltage of
IC803, 805
Check
H-OUT of IC201
Pin
Check IC908 and
Replace IC901
Replace
IC201
Check the
voltage of
IC803, 805
Check Q401 and
Horizontal Circuit
Check FBT and
B+(130V)
Check
IC902
Check
SCL, SDA Line
Normal
Normal
Normal
Normal
Normal
Replace
IC902
Replace
Q909,Q910
Check
IC803
Check
IC803
Check
the voltage of
IC804
Check
the resistance of
FD803
Replace FD803
Check
IC801, D801 FUSE
Check
IC901 B+
Check
Q909, Q910
Summary of Contents for CS21S8NAS/MUR
Page 11: ...2 6 Samsung Electronics MEMO ...
Page 13: ...3 2 Samsung Electronics MEMO ...
Page 53: ...8 Block Diagrams Samsung Electronics Schematic Diagrams 8 1 8 1 Power Diagram ...
Page 54: ...8 2 Block Diagram Schematic Diagrams 8 2 Samsung Electronics ...
Page 62: ...Samsung Electronics Schematic Diagrams 10 7 10 7 PIP ...
Page 63: ...Schematic Diagrams 10 8 Samsung Electronics 10 8 VIDEO SWITCH ...
Page 64: ...9 2 Samsung Electronics MEMO ...