Ricoh BE-C1 D046, Field Service Manual, Page: 405 / 734

No. Application Default Comments
7
Selects HDD common
power source
OFF
OFF: VE System Power
Power always on, regardless of energy save
status.
ON: VEP System Power
Power source goes off according to energy
save mode (STR).
However, ASIC: Whistle controls HDD
common power source, regardless of this
setting.
8 - OFF Do Not Use
Other Boards
• VDB. The Video Drive Board controls the LPH (LED Print Heads). It processes the image information
sent from the IPU and sends it to the LPH.
• RFDB. Roll Feed Drive Board controls the motors, solenoids, and clutches inside the roll paper trays.
• FPDB. The Fusing Pressure Drive Board controls the two pressure roller motors mounted on each side
of the pressure roller. These motors apply more or less pressure between the pressure roller and hot
roller, depending on the type of paper used for the copy/print job.
• AC CTL Board. The AC Control Board is the connection point for the main power supply. It controls
the power supply to the PSU, fusing lamps, and all heaters.
• HVPS. Two power packs comprise the High Voltage Power Supply unite. The CGB power pack
provides is the power supply for the charge, grid, bias applied to the drum. The T&S power pack is
the power supply for image transfer to paper and paper separation from the drum.
• SIB. The Scanner Interface Board controls the scanner, and serves as the signal I/F board between
the IOB and IPU.
• PFB. The Paper Feed Board inside the optional Paper Cassette (D395) controls the components that
feed paper from the paper cassette (sensors, clutches, and motors).
• MLB. The file format converter (also called the "Media Link Board" or "MLB") allows you to download
copy and print data through via network with Desk Top Binder.
• Operation Panel. Mounted directly below the operation panel LCD, controls the operation panel
display and input from the 10-key pad.
More About Boards
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4