BDP-BX510, BDP-S4100, BDP-S5100 - Sony DVD Service Manual (repair manual). Page 60

Read Sony BDP-BX510 / BDP-S4100 / BDP-S5100 Service Manual online

BDP-S4100/BX510/S5100
6-8
6-6. Remote Does Not Operate
Check of +3.3V voltage at IC703 pin17? 
No
 (MB board) 
No
 To Power supply flow chart
      Yes
No
Check FFC disconnected from 
 CN701 or broken? 
      Yes
Check of appearance waveform during 
pressing remote control at IC703 pin15
No
      Yes
Check of +3.3V voltage at CN1002 pin 17? 
Check of +3.3V voltage at CN701 pin 17? 
No
FFC is NG 
If symptoms do not improve,
FR board is NG 
Check of appearance waveform during 
pressing remote control at CN1002 
pin15 (MB board)
      Yes
      Yes
 FR Board is NG
No
Check of appearance waveform 
during pressing remote control
at CN701 pin15
No
Replace IC703
If symptoms do not improve,
 FR board is NG 
Check pattern along SIRCS line
If symptom do not improve,
FR board is NG 
Check FFC disconnected from 
 CN701 or broken? 
No
Reconnect FFC
If symptoms do not improve,
 FFC is NG 
      Yes
      Yes
 FR Board is NG
      Yes
Check pattern around IC710 
If symptom do not improve,
FR board is NG 
CHECK IC101
Page of 68
Display

Click on the first or last page to see other BDP-BX510 / BDP-S4100 / BDP-S5100 service manuals if exist.