Denon DVD-1930CI Service Manual page 19

QQ
3 7 63 1515 0
FLOW CHART NO.14
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
IC2001? Refer to "FLOW CHART NO.12" <The key
operation is not functioning.>
Refer to "FLOW CHART NO.15" <The disc tray
cannot be opened and closed.>
FLOW CHART NO.15
The disc tray cannot be opened and closed.
Replace the DVD Main CBA Unit.
No improvement can be found.
Replace the DVD Mechanism.
FLOW CHART NO.16
[No Disc] indicated. (When the focus error occurs.)
Replace the DVD Main CBA Unit.
No improvement can be found.
TE
L 13942296513
Replace the DVD Mechanism.
FLOW CHART NO.17
[No Disc] indicated. (When the focus servo is not functioning.)
Replace the DVD Main CBA Unit.
No improvement can be found.
Replace the DVD Mechanism.
FLOW CHART NO.18
[No Disc] indicated. (When the laser beam does not light up.)
Replace the DVD Main CBA Unit.
No improvement can be found.
Replace the DVD Mechanism.
www
.
http://www.xiaoyu163.com
Yes
Yes
Yes
Yes
Yes
x ao u163
y
i
http://www.xiaoyu163.com
2 9
8
No
Replace the "OPEN/CLOSE" button (SW2108).
No
Original DVD Main CBA Unit is poor.
No
Original DVD Main CBA Unit is poor.
Q Q
3 6 7 1 3 1 5
No
Original DVD Main CBA Unit is poor.
No
Original DVD Main CBA Unit is poor.
co
.
19
DVD-1930CI / DVD-757
9 4 2 8
0 5 8 2 9 9 4 2 8
m
9 9
9 9