Mcu, Ipu - Ricoh Neptune-P1 Service Manual

6. Details
NUMBER
CB1 Circuit Breaker

MCU, IPU

6
MCU (Main Control Unit)
This is the main control board of the machine. It does the following:
• System control
• Base engine control
• Image processing
The MCU also sends load signals and supplies power to:
• Base engine (high voltage power pack, motors, sensors, solenoid, clutches, fusing unit, RSS, etc.)
• ECU: (Engine Control Unit). Does print engine and image processing control.
• The MCU DIP switches must always be OFF (default) and they must not be changed in the field.
444
NAME
Breaks the main power supply to the machine if there
is an overload or short circuit. Located on the back of
the machine, this switch is set manually. This breaker
switch must be at the down position for the machine to
operate.
DESCRIPTION