MX-B381, MX-B401 (serv.man8). INSTALLATION MANUAL - Sharp Copying Equipment Service Manual (repair manual). Page 39

MX-B381/B401  MX-SMX3 (EXPANSION MEMORY BOARD)  12 – 2

1)

Install an expansion memory board to the DIMM2 slot of the
MFPC PWB.

* Note for installation
a)

Insert the expansion memory board into the slot diago-
nally from below.

NOTE: When handling an expansion memory board, be 

careful not to touch the terminals.

NOTE: Avoid diagonal insertion of the expansion memory 

board for the slot.

NOTE: Do not push one end of the expansion memory 

board by one hand.

b)

Hold the both ends of the expansion memory board with
both hands, and put down the expansion memory so that
it is vertical to the PWB.
At that time, check to confirm that the hooks on the left
and the right sides of the slot are securely locked.

1)

Attach the controller cover, and fix it with the screw.