Troubleshooting
Samsung Electronics
7-3
7-3 No Power
Plug in the
Power Cord
Check Power LED
Check IC901 B+
(3.3VDD)
Check Q804
HC801S
FA801S
FA802S
Check
CN901, CN902
ST-BY : LED
Nomal
Nomal
Nomal
Nomal
Nomal
Nomal
Nomal
Nomal
Abnomal
Abnomal
Abnomal
Abnomal
Abnomal
Abnomal
Abnomal
Abnomal
Abnomal
Check the oscillation of
X-Tal of IC901 pins 34, 35
Check Reset of IC901 pin 33
Check
X901, IC904
Check/Replace IC901
Check I
2
C
Check IC905
E2PROM
Check
TRANS(12V)
Check IC803,
IC802,R827,R829
Check F-BOX
HD/VD
Check F-BOX (5V)
Check 135V Line
Check T444S
FBT B+
Check the Horizontal
TR of HC401 "J6920"
Check IC801S,
DZ801,DZ802,
PC801S,IC804
Check F-BOX I
2
C
Replace F-BOX
Check
HIC401,Q402
Check H-BLK,
V-BLK Line
Содержание TXN2668WHFXXAA
Страница 11: ...6 8 Samsung Electronics MEMO ...
Страница 13: ...MEMO 8 2 Samsung Electronics ...
Страница 14: ...8 3 PCB Layout Samsung Electronics Block Diagrams 8 3 ...
Страница 16: ...8 5 Power Block Diagram Samsung Electronics Block Diagrams 8 5 ...
Страница 22: ...Samsung Electronics Schematic Diagrams 9 3 9 3 MAIN 3 TP19 TP19 ...
Страница 24: ...Samsung Electronics Schematic Diagrams 9 5 9 5 CRT VM TDA6120Q ...
Страница 25: ...Schematic Diagrams 9 6 Samsung Electronics 9 6 CRT VM TDA6120Q ...
Страница 26: ...Samsung Electronics Schematic Diagrams 9 7 9 7 WOOFER ...
Страница 27: ...Schematic Diagrams 9 8 Samsung Electronics 9 8 FEATURE BOX 1 ...
Страница 28: ...Samsung Electronics Schematic Diagrams 9 9 9 9 FEATURE BOX 2 ...
Страница 29: ...Schematic Diagrams 9 10 Samsung Electronics 9 10 FEATURE BOX 3 ...
Страница 30: ...Samsung Electronics Schematic Diagrams 9 11 9 11 FEATURE BOX 4 ...
Страница 31: ...Schematic Diagrams 9 12 Samsung Electronics 9 12 SIDE AV WOOFER JACK CONTROL WOOFER JACK SIDE AV CONTROL ...
Страница 37: ...3 2 Samsung Electronics MEMO ...
Страница 61: ...4 20 Samsung Electronics MEMO ...