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2-3-3. Replacement of Main Parts
1. Replacement of Trackball
If the trackball has dirt, the display will not operate
sometimes when moving the trackball.
It is recommended to clean the trackball every a month.
Removing
(1) Turn the ball retainer counterclockwise to release a
lock, then remove it.
(2) Remove the trackball.
Installation
(3) Wipe the trackball and the *-marked portions in the
figure by a soft cloth or the like.
(4) Install the trackball in the position as shown in the
figure.
Release a lock
DMW-S01NL/S02NL/ST001
Lock
Ball retainer
Trackball
*
(5) Align the convex portion of ball retainer with the
position shown in the figure and insert it, then turn the
ball retainer clockwise to lock.
C
B
A
2. Replacement of IC link
n
Total two IC links are mounted on the CPU-316 board.
If a trouble occurs on the unit by flowing the over-current,
any IC link will blow.
The IC links should be replaced with following parts after
removing foreign matter.
Ref. No.
Board address
PS100
D-3 (A side)
3. Adjustment after replacement of the CPU- 316
board
After replacing the CPU-316 board, make sure to perform
the firmware version up. (However, when the file version
No. to version up is equal to existing panel version No.,
there is no necessity to version up of the firmware.) Refer
to Sec. 5-4-3 Step 2, Program download for version up
procedure and version confirmation of this firmware.
2-3. Trackball Control Panel
D
Convex
E
portion
Lock
F
Ball
retainer
Trackball
Part No.
! 1-576-259-21
2-25
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