Clamp Assembly Removal And Installation; Write Protect Sensor Assembly And Index Sensor Assembly Removal And Installation - Panasonic JU-475-4 Service Manual

12.5

Clamp Assembly Removal and Installation

(1) Remove the fro n t plate as described in section
12 2
. .
(2) Remove the shield plate as described in section
12.1 step (1).
(3) Remove the tw o clamp assembly m ounting
screws and take o ut the clamp assembly.
(4) Reverse the above procedure to reinstall.
Fig. 12-5 Clamp Assembly Removal
12.6 Write Protect Sensor Assembly and Index
Sensor Assembly Removal and Installation
(1) Remove the shield plate as described in section
12.1 step (1).
(2) Disconnect the J3 connector from PCB.
(3) Draw out the pins o f the w rite protect sensor
assembly from the fo llo w in g locations on the
J3 co nn e cto r: N o 9 ,11.
A t th a t tim e, draw o ut the pins w ith liftin g the
stopper on the connector.
(4) Draw out the pins o f the index sensor assembly
from the fo llo w in g locations on the J3
connector: No5, 7.
A t th a t tim e, draw out the pins w ith liftin g the
stopper on the connector.
(5) Remove the w rite protect sensor m ounting
screw and index sensor m ounting screw
respectively.
(6) Reverse the above procedure to reinstall.
(7) When reinstalling the w rite protect sensor,
exercise care so th a t the leads and w rite protect
sensor w ill not project from the bottom and
side o f the base.
(8) A fte r index sensor installation, adjust the index
burst as described in section 9.8.