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OUTLINE OF THE MACHINE
2 - 23
2.6 Disassembly and Replacement of PC boards
[A] MAIN board (MAIN)
(1) Take off the rear cover.
P.2-22 "[J] Rear cover"
(2) Disconnect 16 connectors.
Note:
Connect the flat harness to the MAIN board
with its electrode side down. An error “CA2”
will be displayed if the connection is incor-
rect.
Fig. 2-23
(3) Remove 6 screws and take off the MAIN
board.
Notes:
1. When replacing the MAIN board, also
attach the SRAM board to the new MAIN
board from the old MAIN board.
2. Be sure to perform “08-389” after the
SRAM board has been replaced.
3. Be sure to perform "05-310" with the
platen cover or the ADF/RADF closed
after replacing the MAIN board.
Fig. 2-24
MAIN board
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