Disassembly Procedures - Yamaha CDR-D651 Service Manual

CDR-D651

DISASSEMBLY PROCEDURES

(Remove parts in the order as numbered.)
Disconnect the power cord from the AC outlet.
1. Removal of Top Cover
a. Remove 4 screws (1) and 3 screws (2) in Fig. 1.
b. Remove the Top Cover.
2. Removal of Front Panel
a. Remove 2 screws (3) and 4 screws (4) in Fig. 1, and
then remove the Frame/CDR.
b. Disconnect 3 connectors (CB105, CB301, CB307 in
Fig. 2) from the MAIN PCB and a connector (CB202 in
Fig. 2) from the OPE PCB (6).
c. Remove a screw (5) in Fig. 1 fixing the OPE PCB (5).
d. Remove 4 screws (6) and 2 screws (7) in Fig. 1.
e. Release 2 hooks at the right and left of the Front Panel
in Fig. 1, and then remove the Front Panel forward.
3. Removal of Tray (applicable to both CD drive and
CD-R drive models)
a. Remove the Front Panel.
b. Check that the pick-up is in the inner track position. If it
is not, move it to the inner track position. (At this time,
never touch the lens.)
c. Lower the pick-up mechanism by turning the gear on
the front face of the drive to the right. (Fig. 3)
d. Pull out the Tray forward.
e. While pushing the lever (8) toward the left, lift up the
lever (9). Then with the lever held up, remove the Tray
by pulling it forward. (Fig. 4)
* If the pick-up is not at a position along the inner
track on the CD-R drive side, perform the following
procedure.
a. Disconnect all connectors of the Main PCB.
b. Remove 4 screws (
c. Remove the Main PCB.
d. Move the pick-up to a position along the inner track
by pushing it lightly with finger. (At this time, never
touch the lens.)
5
A
) fixing the Main PCB. (Fig. 2)
Fig. 3
1
5
7
CB202
8
2
1
3
Frame/CDR
4
4
7
6
Fig. 1
A A
CB105
CB307
A
A
CB301
Fig. 2
9
Fig. 4