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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?
CN701 or broken?
Yes
Check of appearance waveform during
pressing remote control at IC703 pin15
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
If symptoms do not improve,
FR board is NG
Check of appearance waveform during
pressing remote control at CN1002
pin15 (MB board)
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
during pressing remote control
at CN701 pin15
No
Replace IC703
If symptoms do not improve,
FR board is NG
If symptoms do not improve,
FR board is NG
Check pattern along SIRCS line
If symptom do not improve,
FR board is NG
If symptom do not improve,
FR board is NG
Check FFC disconnected from
CN701 or broken?
CN701 or broken?
No
Reconnect FFC
If symptoms do not improve,
FFC is NG
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
If symptom do not improve,
FR board is NG
CHECK IC101
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