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LCD TV Best Buy NS-LCD32-09
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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, C907
NG
Replace F901 or BD901 or C907
OK
Check IC931, Q931
Check D935, C926, C928
NG
Replace IC931 or Q931
OK
Check T931
OK
Replace T931
Replace D935 or C926 or C928
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
Summary of Contents for NS-LCD32-09
Page 5: ...32 LCD TV Best Buy NS LCD32 09 5 2 Operating Instructions 2 1 The Use of Remote Control ...
Page 6: ...32 LCD TV Best Buy NS LCD32 09 6 ...
Page 18: ...32 LCD TV Best Buy NS LCD32 09 18 2 4 Front Panel Control Knobs ...
Page 30: ...32 LCD TV Best Buy NS LCD32 09 30 6 PCB Layout 6 1 Main Board ...
Page 31: ...32 LCD TV Best Buy NS LCD32 09 31 ...
Page 32: ...32 LCD TV Best Buy NS LCD32 09 32 6 2 Power Board ...
Page 33: ...32 LCD TV Best Buy NS LCD32 09 33 6 3 Key Board 6 4 IR Board ...