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Troubleshooting
Samsung Electronics
5-1
5. Troubleshooting
5-1 No Power (No Picture on)
Yes
Check
both terminal voltages
of C813 (125V)
Check both
terminal voltages of
C805 (280~300V).
Check D801S~804S
FD801S
No
Is IC801S Pin 3
19~22V?
Check IC801S
/Zener diode
Check/Replace
T801S
No
Yes
No
Yes
Check
Voltage of A5V,A3.3V,
A15V power line.
Check whether
each power line
is short or open.
No
No
Yes
Is IC201S
Pin 54 Voltage 3.3V?
Check
H.V SYNC on
IC201S Pins 33, 21, 22
Check/Replace
IC901.
Check
IC201S Pin 11 is High
when power is On.
Check/Replace
IC902.
Check the voltage
of TU001.
Yes
Yes
No
No
Yes
Summary of Contents for TF14P64X/XEF
Page 2: ...ELECTRONICS Samsung Electronics Co Ltd Aug 2002 Printed in Korea 3C17A SESA 0819 ...
Page 8: ...MEMO 2 2 Samsung Electronics ...
Page 30: ...3 22 Samsung Electronics MEMO ...
Page 40: ...4 10 Samsung Electronics MEMO ...
Page 62: ...Exploded View Parts List 6 2 Samsung Electronics 6 3 21B5 ...
Page 76: ...7 12 Samsung Electronics MEMO ...
Page 78: ...Block Diagrams 8 2 Samsung Electronics 8 2 C17A PCB Layout ...
Page 79: ...9 Wiring Diagram 9 1 C17A Wiring Diagram Wiring Diagram Samsung Electronics 9 1 ...
Page 81: ...Schematic Diagrams 10 2 Samsung Electronics 10 2 MAIN2 VOC TUNER BOX ...
Page 83: ...Schematic Diagrams 10 4 Samsung Electronics 10 4 MAIN4 SWITCHING BLOCK ...
Page 84: ...Schematic Diagrams 10 5 Samsung Electronics 10 5 MAIN5 OPTION PAL HIFI BLOCK ...
Page 85: ...Schematic Diagrams 10 6 Samsung Electronics 10 6 MAIN6 OPTION VCR SECAM BLOCK ...
Page 86: ...Schematic Diagrams 10 7 Samsung Electronics 10 7 POWER FBT ...
Page 87: ...Schematic Diagrams 10 8 Samsung Electronics 10 8 CRT ...
Page 88: ...Schematic Diagrams 10 9 Samsung Electronics 10 9 FRONT A V MASTER SW FRONT A V MASTER SW ...