Sony BDP-BX1 Service Manual page 107

FL/FR Flow (3/3)
Remote control does not operate
Symptom improve when replacing FL board? !No
I
Yes
_V
Is there output of about 3.3V for potential of
p n 17 of CN701?
Yes
Disconnected flexible harness. Replace FR
board.
INo
I
,..IAre there signals to pin 17 of IFD board
VlCN504?
Yes
Are there signals to pin 24 of IC402?
Yes
To IFD Board Flow
,_ Check FR board pattern
No
No
..- Replace FFC
..- Check IFD board pattern
I
I
IU
X
o