Ricoh IM C300 Service Manual page 1616

Controller Board (PCB1)
2.4 CONTROLLER BOARD (PCB1)
1.
Remove the rear cover
2. Remove the rear stay [A].
3.
Remove the controller board (PCB1) [A].
2.4.1 CONTROLLER BOARD (PCB1) WITH THE BRACKET
1. Remove the rear cover.
SM
(Rear Cover)
(Rear Cover)
11 D3GQ