XV-521BK/523GD/525BK/421BK
1-11
Remove the screw A and the spring on the upper
side of the loading base assembly.
Move the rear part of the traverse mechanism unit
upward and pull backward to release the two joints a
with the base chassis.
1.
2.
<DVD mechanism>
Removing the traverse mechanism unit
(See Fig.1 and 2)
Move the cam plate on the upper side of the loading
base assembly in the direction of the arrow.
Remove the belt from the motor pulley.
Remove the two screws B attaching the loading
motor.
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.
Unsolder soldering c on the loading motor board and
remove the loading motor.
1.
2.
3.
4.
5.
Removing the loading motor / loading
motor board (See Fig.3 and 4)
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.
ATTENTION:
To remove the loading motor board only,
unsolder soldering c on the loading motor and
release the three tabs b.
Ref.:
Fig.1
Fig.2
Fig.3
Fig.4
A
A
B
B
Traverse mechanism unit
Spring
Spring
Loading motor board
Loading motor
Belt
Cam plate
c
Tab b
Tab b
Tab b
Joints a
Joints a
Spring and Insulator
Spring and Insulator
Insulator
Содержание XV-421BK
Страница 33: ...XV 521BK 523GD 525BK 421BK 1 33 NJM78M05FA IC953 Regulator 1 Terminal layout 2 Block diagram ...
Страница 52: ...6 5 4 3 2 1 B C D E F G H I J A 7 XV 521BK 523GD 525BK 421BK 2 11 Voltage value section ...
Страница 54: ...6 5 4 3 2 1 B C D E F G H I J A 7 XV 521BK 523GD 525BK 421BK 2 13 bottom side ...
Страница 55: ...6 5 4 3 2 1 B C D E F G H I J A 7 XV 521BK 523GD 525BK 421BK 2 14 DVD Servo suface side bottom side ...