Ricoh B132 Service Manual page 881

No. Component
PCB22 BICU
PCB23 LD 1 (2/2)
LD 1 (1/2)
PCB24 LD 2 (2/2)
LD 2 (1/2)
PCB25 LD 3 (2/2)
LD 3 (1/2)
PCB26 LD 4 (2/2)
LD 4 (1/2)
PCB27 LSDB - K Front
PCB28 LSDB - M Front
PCB29 LSDB - C Front
PCB30 LSDB - Y Front
PCB31 LSDB - Y Rear
PCB32 LSDB - C Rear
PCB33 LSDB - M Rear
PCB34 LSDB - K Rear
PCB35 Controller Board
PCB36 Mother Board
PCB37 RAPI EXT Board
PCB38 OPU (Operation Panel Unit)
PCB39 PI Board
SM
Function
Performs: 1) Engine sequence control (all
sensors, motors, fusing temperature monitoring
circuits), 2) Scanning control, 3) Exposure control,
3) Image processing control, 4) GW controller I/F,
5) Peripheral timing control
Laser Diode 1, 2nd of a pair, 1 of 8.
Laser Diode 1, 1st of a pair, 1 of 8.
Laser Diode 2, 2nd of a pair, 1 of 8.
Laser Diode 2, 1st of a pair, 1 of 8.
Laser Diode 3, 2nd of a pair, 1 of 8.
Laser Diode 3, 1st of a pair, 1 of 8.
Laser Diode 4, 2nd of a pair, 1 of 8.
Laser Diode 4, 1st of a pair, 1 of 8.
Front Laser Synchronization Detector Board for
Laser Diode 4.
Front Laser Synchronization Detector Board for
Laser Diode 3.
Front Laser Synchronization Detector Board for
Laser Diode 2.
Front Laser Synchronization Detector Board for
Laser Diode 1.
Rear Laser Synchronization Detector Board for
Laser Diode 1.
Rear Laser Synchronization Detector Board for
Laser Diode 2.
Rear Laser Synchronization Detector Board for
Laser Diode 3.
Rear Laser Synchronization Detector Board for
Laser Diode 4.
Incorporates the GW architecture, and connects
to the BICU and PCI I/F. All the options for the
printer are controlled by this board.
Interfaces the controller and the BICU.
Interface the copy connector and EFI controller.
Controls the operation panel.
Interfaces the IPU and RDS.
7-23
SPECIFICATIONS
B132/B200