JVC XV-521BK Service Manual page 11

Disassembly method
<DVD mechanism>
Removing the traverse mechanism unit
1. Remove the screw A and the spring on the upper
side of the loading base assembly.
2. Move the rear part of the traverse mechanism unit
upward and pull backward to release the two joints a
with the base chassis.
ATTENTION: When reattaching, engage the two
joints a and make sure the front
springs and the four insulators of the
traverse mechanism unit are correctly
attached.
Removing the loading motor / loading
motor board (See Fig.3 and 4)
1. Move the cam plate on the upper side of the loading
base assembly in the direction of the arrow.
2. Remove the belt from the motor pulley.
3. Remove the two screws B
motor.
4. Turn over the loading base assembly and release the
loading motor board from the three tabs b while
spreading them outward. The loading motor board
will be detached with the loading motor.
5. Unsolder soldering c on the loading motor board and
remove the loading motor.
Ref.: To remove the loading motor board only,
unsolder soldering c on the loading motor and
release the three tabs b.
(See Fig.1 and 2)
Spring and Insulator
Joints a
Spring and Insulator
attaching the loading
XV-521BK/523GD/525BK/421BK
Traverse mechanism unit
A
Joints a
Fig.1
A
Insulator
Fig.2
Belt
Cam plate
Fig.3
Loading motor
Tab b
c
Fig.4
Spring
Spring
B
B
Tab b
Tab b
Loading motor board
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