Nidek Medical RT-5100, Service Manual

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MRT10*RDA001A/E
6 - 21
6.17 MB main board
Replacement part: 34085-BA01
1. Remove the covers. (See 5.1.)
2. Unscrew PC2.6×4 (n=2) and remove plate
EMC (34085-M217) and cover holder
(34085-M218).
3. Remove all the connectors on the MB main
board (34085-BA01).
4. Unscrew PC3×4 (n=4) and replace the MB
main board (34085-BA01).
5. Reassemble the parts in reverse order.
* Never fail to reattache the memory (IC16)
on the new MB main board.
6.18 LCD AS
Replacement part: 34085-4200
1. Remove the rear cover AS (34085-4300).
(See 5.2.1.)
2. Unscrew CK2.6×4 and remove the brace
cover (34085-M419).
3. Remove connectors J12 and J13 on the CB
main board (34085-BA11).
4. Remove PC3×6 (n=1) and the sensor panel
(34085-M421).
5. Remove PC4×8 (n=4), SW4 (n=4) and PW4
(n=4). Turn the LCD AS (34085-M421)
backward and move it toward the back to
replace it.
6. Reassemble the parts in reverse order.
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