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1.5 BOARDS
1.5.1 MAIN CONTROLLER BOARD
FINISHER SR3210/ BOOKLET FINISHER SR3220 (D3B8/D3B9)
FINISHER SR3210/ BOOKLET FINISHER SR3220 (D3B8/D3B9)
FINISHER SR3210/ BOOKLET FINISHER SR3220 (D3B8/D3B9)
Make sure to set the SP provided on the metal plate of the main controller board after replacing the main controller board.
An EEPROM [A] is installed in the controller board to record the drive frequency and number of sheets. When the controller board is replaced, take the EEPROM off the old board and install it on the new one.
There is an EEPROM on the new main controller board, but this is not needed and can be discarded or kept as a spare part.
1. Rear cover (page 4)
2. Main controller board [A] 
×4, 
×23) SR3220
Boards
SR3210
