– 6 –
6) Mount the lock lever (See Fig. 5.)
7) Mount the spring (lock lever). (See Fig. 5.)
8) Rotate the gear (main) in the direction of arrow
A
by 90
°
turn. (Gear (U/D) is up position.) (See Fig. 6.)
9) Mount the Gear (rev). (See Fig. 6.)
10) Fix three stopper washers on the groove of shafts.
(See Fig. 6.)
Fig. 5
Fig. 6
Spring
(lock lever)
Spring
(lock lever)
Lock lever
Lock lever
Gear
(main)
Shaft
Stopper washer
Gear (rev)
Gear (U/D)
Groove
*
*
*
5
HOW TO SERVICE MB-87 BOARD
1) Remove the upper case from the set. (Refer to 2-1)
2) Remove the tray cover ass’y. (Refer to 2-2)
3) Remove the front panel section. (Refer to 2-3)
4) Remove the table ass’y. (Refer to 2-5)
5) Remove the MB-87 board. (Refer to 2-7)
6) Remove the BU holder ass’y. (Refer to 2-11)
7) Set the jig (J-6090-102-A) as shown in Fig. 1.
Fig. 1
8) Set the CH-jig1 board as shown in Fig. 2.
Fig. 2
9) Set the MB-87 board as shown Fig. 3.
CH-jig2 board
CN204
CN203
CN
104
CN
103
Two flexible flat cables
CH-jig1 board
2
CH-jig1 board
1
Two connectors
(CN101, 102)
2
CH-jig2 board
1
3
Two
connectors
(CN201, 202)
4
Two flexible flat
cables
(CN404, 405)
6
MB-87 board
5
BU holder
ass’y
Fig. 3
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