HBD-E770W
6
2. Pass-fail judgment of the optical device (KEM-460AAA)
Perform pass-fail judgment to judge whether the repair of the optical device (KEM-460AAA) is necessary.
2-1. Flow of drive section check
NO
NO
Confirm whether
BD (BLX-104) can be
reproduced
Confirm whether
DVD (HLX-513)/
CD (HLX-A1) can be
reproduced
Confirm whether the
drive voltage is the
following values
CN301 pin
2
: 12 V
CN301 pin
6
: 5 V
Confirm OP FFC cable
(Part No. 1-837-494-11)
and SPDL FFC cable
(Part No. 1-837-495-11),
and replace it when it
has been damaged
Then, confirm whether
this set operates
normally
Confirm PS301 to
PS304 on the MB-134
board, and replace it
when it has been
damaged
Confirm whether the
optical device IOP
is normal in the
service mode
(Refer to “2-2. Flow
of optical device
IOP check”)
Repalece the
optical device
(KEM-460AAA)
(Refer to “3. Optical
device (KEM-460AAA)
replacement”)
NO
YES
OK
YES
YES
NO
NO
Note:
Refer to “2-12. OPTICAL DEVICE (KEM-460AAA), WIRE (FLAT TYPE)” (page 17) about how to remove the FFC HOLDER (REAR).
2-2. Flow of optical device IOP check
YES
NO
Turn the power on,
and change function
to “BD/DVD”
Press the buttons on
the remote commander
in order of [RETURN],
[0], [2], [1] [SUBTITLE],
and enter the service
mode
OK
Confirm whether
value is the
specification value
Specification value:
BD : 6 mA
DVD/CD: 9 mA
Repalece the
optical device
(Refer to “3. Optical
device (KEM-460AA)
replacement”)
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