JVC KDS550
Service Manual

<CD mechanism section>
* Prior to disassembling the CD mechanism, remove CD mechanism ass�y the following parts. * The front panel unit and the front chassis (Refer to Fig.1 and 2)
m

Damper bracket

I

I

f m h

I
* The heat sink (Refer to Fig.3) * The bottom cover (Refer to Fig.4) * The main amplifier board (Refer to Fig.5 and 6) * The CD mechanism ass�y (Refer to Fig.7)
Front bracket CD mechanism control board i

F

g

j

Fig.10

Removing the CD mechanism control board(See Fig.10 and 11)
1. Unsolder the part f and g on the CD mechanism control board. 2. Remove the stator fixing the CD mechanism control board and the damper bracket (To remove the stator smoothly, pick up the center part). Remove the screw F attaching the CD mechanism control board. Remove the CD mechanism control board in the direction of the arrow while releasing it from the two damper bracket slots i and the front bracket slot j. Disconnect the flexible wire from connector on the pickup unit. ATTENTION: Turn the FD gear in the direction of the arrow to move the entire pickup unit to the appropriate position where the flexible wire of the CD mechanism unit can be disconnected easily (Refer to Fig.11).

Pickup unit Flexible wire

Shift the lock

FD gear

Fig.11

CD mechanism control board

k k

G G
Loading motor Front bracket

Fig.12

Pull outward

Front bracket

Pull outward

Flame

Fig.13