133
MO-C1 Training
Slide 133
Functions of Main Boards
MCU (Main Control Unit): This is the engine control board.
Controller: GW+ controller
SIB (Scanner Interface Board): Located at the left rear
corner of the scanner unit, interfaces with five CIS
elements. Sends scanned image data to the IPU.
IPU (Image Processing Unit): Controls image processing.
HRB (Head Relay Board): Relays signals to the control
board from the horizontal encoder sensor, DRESS sensor,
thermistors, ink collection tank, and K2/C/Y/M print heads.
PSU: Supplies power to the components of the machine.
HDD: Hard disk
Mother board: Connects boards within the machine.
RFDB: Drive board for optional roll unit 2.
No additional notes
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