Electrical Parts
590
BiCU
Controls the engine, as well as MFP engine sensors, motors and solenoids (The BCU has the IOB functions).
FCU
Controls the fax program.
OPU
Controls the control panel.
Power Packs (HVPS)
Generates high-voltage power required for process control. The power pack consists of two units: T1/T2 for
transfer and CB for charging/developing.
PSU
Generates DC power from the mains AC power supply, and supplies it to each control circuit. Contains an A/C
drive circuit for controlling the fusing lamp.
AC Detection Board
Detects the voltage of the mains AC supply.
ADF Relay Board
Controls motors, sensors, and solenoids in the ADF.
Fuse
Refer to Fuse Location (Fuse Location).
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