Xerox Phaser 6120 Service Manual - Control Block Diagram
of
366
Print Engine Theory of Operation
Phaser® 6120 Color Laser Printer Service Manual
7-5
Control Block Diagram
Print Control Board (PWB-P)
Mechanical Control
Board (PWB-A)
Write Unit (PH)
Image processing
CPU
Control Panel (PWB-OP)
Paper Pick-up/
transport
TC/Y
TC/M
TC/C
TC/K
Control System Line
Image Bus Line
Fusing
Duplex Unit*
Lower Feeder Unit*
Power supply/
high voltage
4139T2E501DA
Image process