Msu Board/Bicu Board - Gestetner A193 Service Manual

OTHERS

9.2 MSU BOARD/BICU BOARD

[A]
1. Remove the MSU board [A] (2 screws).
2. Disconnect the connectors from the right half of the IOCSS board,
remove the 4 screws that secure the bracket, and swing out the IOCSS
board.
3. Disconnect all connectors from the BICU board [B] (7 connectors) Use
extreme care during the tag removal and insertion of the flat cable to
prevent damage to the connector latch.
CAUTION: Handle the connector latches for the flat cable very carefully!
When installing the flat cable, gently push the connector latch
holding the both ends until it clicks into place.
4. Remove the BICU board (4 screws).
5. Remove the NVRAM [C] from the old BICU board and install it onto the
new BICU board.
6. Install the new BICU board and MSU.
(A193)
[C]
[B]
5-36
Rev. 2/28/97
A193R522.wmf
SM