Troubleshooting
Samsung Electronics
5-1
5. Troubleshooting
5-1 No Power (No Picture on)
Yes
Check
both terminal voltages
of C815
Check both
terminal voltages of
C806 (280~300V).
Check D801S
FP801S
No
Is IC801S Pin 3
19~22V?
Check IC801S
Check/Replace
DZ801,DZ804,
DZ802,PC801S
No
Yes
No
Yes
Check
Voltage of 8V, 12V, 6V,
20V power line..
Check whether
each power line
is short or open.
No
No
Yes
Is Q805-E
Output Voltage 5V?
Is Q901-E
Voltage 3.3V?
Check/Replace
Q901, DZ901, D901
Check
Q811-B is High
when power is On
(about 0.6~2.0v)
Check/Replace
IC902
Check /Replace
Q810, Q812, DZ805
Yes
Yes
No
No
Yes
Содержание TC29J6MNX/XAX
Страница 54: ...8 4 Samsung Electronics MEMO ...
Страница 55: ...Schematic Diagrams 9 1 Samsung Electronics 9 1 MAIN 1 TP01 TP02 TP03 9 Schematic Diagrams TP01 TP02 TP03 ...
Страница 56: ...Schematic Diagrams Samsung Electronics 9 2 9 2 MAIN 2 TP04 TP05 TP06 TP07 TP08 TP09 TP10 TP11 TP12 ...
Страница 57: ...Schematic Diagrams 9 3 Samsung Electronics TP04 TP05 TP06 TP07 TP08 TP09 TP10 TP11 TP12 ...
Страница 58: ...Schematic Diagrams 9 4 9 3 TP13 TP14 9 3 MAIN 3 TP13 TP14 ...
Страница 59: ...Schematic Diagrams 9 5 Samsung Electronics TP15 TP16 TP17 TP18 TP22 TP23 TP24 TP19 TP20 TP21 9 4 MAIN 4 ...
Страница 60: ...Schematic Diagrams 9 6 Samsung Electronics TP15 TP16 TP17 TP18 TP19 TP20 TP21 TP22 TP23 TP24 ...
Страница 61: ...Schematic Diagrams 9 7 Samsung Electronics 9 5 POWER BLOCK ...
Страница 63: ...Schematic Diagrams 9 9 Samsung Electronics 9 7 INTERFACE BLOCK ...
Страница 64: ...Schematic Diagrams 9 10 Samsung Electronics 9 8 CRT BLOCK ...
Страница 65: ...Schematic Diagrams 9 11 Samsung Electronics 9 9 COMB ...
Страница 66: ...Schematic Diagrams 9 12 Samsung Electronics 9 10 AV Decoder ...