Philips BDP7520/F7, Руководство по обслуживанию

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1-8-3 E5VK6TR
FLOW CHART NO.9
FLOW CHART NO.10
No operation is possible from the remote control unit.(Operation is possible from the unit.)
Replace the RS5000 (remote control receiver) or
remote control unit. Is the "L" pulse sent out Pin(1) of RS5000 (remote
control receiver) when the remote control unit is activated?
Replace BD Main CBA & BD Mechanism Assembly.
Is 3.3V voltage supplied to Pin(2) of RS5000
(remote control receiver) ?
Yes
No
Check EV+5V line on the Power Supply CBA and
service it if defective. Or replace BD Main CBA &
BD Mechanism Assembly.
No
Yes
Yes
No
The key operation is not functioning.
Are the contact point and the installation state
of the key switches (SW3007-SW3011) normal?
When pressing each switches (SW3007-SW3011),
do the voltage of Pin(29) of CN1001 increase? Check the switches (SW3007-SW3011) and their
periphery, and service it if detective.
No
Re-install the switches (SW3007-SW3011)
correctly or replace the poor switch.
Replace BD Main CBA & BD Mechanism Assembly.
Yes
FLOW CHART NO.11
Yes
The disc tray cannot be opened and closed. (It can be done using the remote control unit.)
Is the normal control voltage inputted to Pin(29) of
CN1001? Refer to "FLOW CHART NO.9" <The
key operation is not functioning.>
Replace the BD Main CBA & BD Mechanism
Assembly.
Replace the "OPEN/CLOSE" switch (SW3011).
No
FLOW CHART NO.12
Yes
The disc tray cannot be opened and closed.
[No Disc] indicated.
Both functions of picture and sound do not operate normally.
Picture does not appear normally.
Audio is not outputted normally.
Replace the BD Main CBA & BD Mechanism
Assembly.