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2-10
XEROX DFC165 & DWC165c Service Manual
2.3.1 General Block Diagram
Fig. 2-9 General block diagram
The facsimile machine comprises the following main units:
•
Motherboard
•
Network control unit (NCU) board
•
Console board, with the display
•
Power supply board
•
Parallel port card, for connectiion
to the PC (LinkFax model, only)
•
Optical unit, consisting of the scan-
ner unit and CCD board
•
Printer unit, consisting of the print
head driver board (in the carriage)
and the carriage drive mechanism.
CCD
board
Optical
unit
Scanner
unit
Telephone
Console
board
Display
Power supply
board
Driver
board
carriage
Mains voltage
Motherboard
NCU
board
Print unit
PC
(
LinkFax
model
only)
Parallel
port card
Telephone
orTAD
Telephone
network