42
″
LCD TV Best Buy NS-LCD42HD-09
24
5. Repair Flow Chart
1. No Power (No LED indicator)
2. Can not start (LED indicator yellow)
NG
Check power cord and board interface
Plug in power cord and interface
OK
Check F901, BD901, C908
NG
Replace F901 or BD901 or C908
OK
Check IC902, Q901
Check D907, C921, C923,
IC905, IC906
NG
Replace IC902 or Q901
OK
Check T901
OK
Replace T901
Replace D907 or C921 or C923 or
IC905 or IC906
NG
NG
NG
Repair the key board
OK
Check 5V SB
NG
Return to “1”
OK
Check PWR ON signal
NG
Check U411, X402
NG
Replace U409 or X402
Check I
2
C communication
OK
Check U401, U402
NG
Replace the main board
OK
OK
Check main board power supply part
Check key board
Check I
2
C communication
OK
Check 3.3V SB
NG
Check U703
Содержание NS-LCD42HD-09
Страница 5: ...42 LCD TV Best Buy NS LCD42HD 09 5 2 Operating Instructions 2 1 The Use of Remote Control ...
Страница 6: ...42 LCD TV Best Buy NS LCD42HD 09 6 ...
Страница 18: ...42 LCD TV Best Buy NS LCD42HD 09 18 2 4 Front Panel Control Knobs ...
Страница 23: ...42 LCD TV Best Buy NS LCD42HD 09 23 7 Remove 16 screws to remove the main frame 8 Disassembly bezel and panel ...
Страница 29: ...42 LCD TV Best Buy NS LCD42HD 09 29 6 PCB Layout 6 1 Main Board ...
Страница 30: ...42 LCD TV Best Buy NS LCD42HD 09 30 ...
Страница 31: ...42 LCD TV Best Buy NS LCD42HD 09 31 ...
Страница 32: ...42 LCD TV Best Buy NS LCD42HD 09 32 6 2 Power Board ...
Страница 33: ...42 LCD TV Best Buy NS LCD42HD 09 33 ...
Страница 34: ...42 LCD TV Best Buy NS LCD42HD 09 34 ...
Страница 35: ...42 LCD TV Best Buy NS LCD42HD 09 35 6 3 Key Board 6 4 IR Board ...
Страница 60: ...42 LCD TV Best Buy NS LCD42HD 09 60 10 Exploded View ...