Read Sony BDP-BX38 / BDP-S280 / BDP-S380 / BDP-S383 Service Manual online
USB (Rear) Dev
ice Flow
USB dev
ice is not
reco
g
niz
ed
In
sert t
he USB dev
ice again
.
Is
it
recogn
iz
ed when t
h
e power
is
tu
rned OFF and t
hen ON
again
?
No
Is
5V presen
t at CN60
4
pin1(
MB-
138
board
)?
No
Is
6V present at
IC603 pin8
(MB board)
No
Power suppl
y
board
def
ectiv
e
Poor cont
act
of
t
he USB
dev
ice
Does replac
ing I
C
601(M
B
board
)
improv
e t
h
e sy
mptoms?
No
Repla
c
e t
he MB
board
Y
e
s
IC
603(M
B
board
) def
ectiv
e
9-14
BDP-BX38/S280/S380/S383
Y
e
s
Y
e
s
Repla
c
e t
he MB
board
Y
e
s
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