Marantz BD7003 Service Manual page 27

FLOW CHART NO.15 FLOW CHART NO.15
The disc tray cannot be opened and closed. (It can be done using the remote control unit.) 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(4) of Is the normal control voltage inputted to Pin(4) of
IC2000? Refer to "FLOW CHART NO.13" <The key IC2000? Refer to "FLOW CHART NO.13" <The key
operation is not functioning.> operation is not functioning.>
Refer to "FLOW CHART NO.16" <The disc tray Refer to "FLOW CHART NO.16" <The disc tray
cannot be opened and closed.> cannot be opened and closed.>
FLOW CHART NO.16 FLOW CHART NO.16
The disc tray cannot be opened and closed. The disc tray cannot be opened and closed.
[No Disc] indicated. [No Disc] indicated.
Both functions of picture and sound do not operate normally. Both functions of picture and sound do not operate normally.
Replace the BE Main CBA Unit. Replace the BE Main CBA Unit.
No improvement can be found. No improvement can be found.
Replace the FE Main CBA & BD Mechanism Replace the FE Main CBA & BD Mechanism
Assembly. Assembly.
Yes Yes
Yes Yes
No No
Replace the "OPEN/CLOSE" switch (SW3005). Replace the "OPEN/CLOSE" switch (SW3005).
No No
Original BE Main CBA Unit is poor. Original BE Main CBA Unit is poor.
1-8-4
25
1-9-4
E5H70TR
E5J70TR