Sony UBP-X800 Service Manual page 52

6-3. Remote Control Does Not Operate
Check IC100 pin2 +3.3V?
(FR Board)
Yes
Check waveform shape
during pressing Remote
Con. at IC100 pin1
Yes
Check waveform shape during
pressing Remote Con. at
CN705 pin3 (MB Board)
Yes
Replace MB Board
6-4. FR-1602 Board Flowchart
EJECT / POWER Button or LED
Issue.
Does symptom improve after
Replace FR Board?
6-5*. FC-1603 Board Flowchart (For UBP-X1000ES model only)
FLD Display Issue
Does symptom improve after
Replace FR Board?
Check CN707 pin2 +3.3V?
No
(MB Board)
Yes
Check CN100 pin2 +3.3V?
(FR Board)
Yes
Change FR Board
No
Change FR Board
Check waveform shape during
No
pressing Remote Con. at
CN100 pin3 (FR Board)
Yes
Change FR Board
Check FFC connection from
No
CN100?
NG
Reconnect FFC. If still not
improve -> FFC NG
Check FFC connection from
No
CN300?
NG
Reconnect FFC. If still not
improve -> FFC NG
No
To Power Supply flowchart
No Check FFC connection from
CN100?
NG
Reconnect FFC. If still not
improve -> FFC NG
No
Check FFC connection from
CN100?
NG
Reconnect FFC. If still not
improve -> FFC NG
OK
Check MB Board
OK
Check MB Board
OK
Change FR Board
OK
Change FR Board
6-3