Philips BDP5506/F7 Service Manual page 27

FLOW CHART NO.6
The key operation is not functioning.
Does the LED on the T-Sensor CBA light up when
turning the power on?
Does the LED on the FRONT-B CBA light brightly
when pressing each switches (PLAY, PAUSE,
STOP, OPEN/CLOSE)?
Replace the BD Main CBA or the BD Mechanism
Assembly.
FLOW CHART NO.7
No operation is possible from the remote control unit.(Operation is possible from the unit.)
Is 3.3V voltage supplied to Pin(2) of RS1101
(remote control receiver) ?
Is the "L" pulse sent out Pin(1) of RS1101 (remote
control receiver) when the remote control unit
is activated?
Replace BD Main CBA Unit.
FLOW CHART NO.8
The disc tray cannot be opened and closed. (It can be done using the remote control unit.)
Refer to "FLOW CHART NO.6" <The key operation
is not functioning.>
FLOW CHART NO.9
The disc tray cannot be opened and closed.
[No Disc] indicated.
Both functions of picture and sound do not operate normally.
Replace BD Main CBA Unit or BD Mechanism
Assembly.
FLOW CHART NO.10
Picture does not appear normally.
Audio is not outputted normally.
Replace BD Main CBA Unit or BD Mechanism
Assembly.
Yes
Yes
Yes
Yes
Yes
Yes
No
Is 5V voltage supplied to Pin(5) of CN2001?
Yes
Check EV+11V line on Power Supply
CBA, and service it if defective.
Or repalce the BD Main CBA Unit.
Is 3.3V voltage supplied to Pin(2) of CN2001?
Yes
Replace IC2001.
No
Is 3.3V voltage supplied to Pin(2) of CN2001?
Yes
Replace IC2001. Replace the BD Main CBA Unit.
No
Check EV+11V line on Power Supply CBA and
service it if defective.
Or replace the BD Main CBA Unit.
Replace the RS1101 (remote control receiver) or
No
remote control unit.
1-9-2
No
No
Replace the BD Main CBA Unit.
No
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