Ricoh SPC340DN

Troubleshooting. Parts Layout. Engine 2

 

No	Parts Name	Description
1	EGB (Engine Board)	This board controls all of the machine, input/output, drivers and input/output connections and the handshake with the Controller.
2	Controller Board	This board controls the memory, all applications and all peripheral devices.
3	Temperature/Humidity Sensor	This sensor detects the relative temperature and humidity around the machine.
4	High Voltage Power Supply Board	This board supplies the charge to the image transfer roller and high voltage for the charge roller, transfer roller and the development roller.
5	Operation Panel Board	This board controls the operation of the operation panel keys and LEDs.
6	Air Intake Fan	This motor intakes air from the rear side.
7	ID Chip Board	This board relays the ID chip data of each AIO from/to the EGB.
8	Main Switch	This switch provides power to the machine.
9	PSU (Power Supply Unit)	This supplies DC power for the EGB, fusing unit and interlock switches.
10	Fusing Fan Motor	This motor exhausts air around the fusing unit.
11	Interlock Switches	These switches turn off DC power when the front cover or top cover is open.
12	LSU Fan Motor	This motor exhausts air around the laser optics housing unit.