Xerox WorkCentre 6505 Service Manual

Phaser 6500/WorkCentre 6505 Service Manual Xerox Internal Use Only 2-71
Theory of Operation
Fax
Fax Overview
A Fax is a device that sends and receives image data using either an analog or a
digital telephone line. The WorkCentre 6505 MFP supports Super-G3 analog Fax,
as discussed in this overview.
The three basic units of a Fax are the Scanner (for reading the image), the Control
Circuit, and the Printer.
s6500-088
CCD
111111
111111
100001
100001
101111
101111
101111
101111
100011
FAX System (Detail)
Scanner
Scanning
Lamp
Original
Original
Black becomes 0,
1 white, creating...
Digital dataImage
Control Circuit
Digital Signal
Modem
DA
Conversion
(Modulation)
A/D Conversion
Unit
A/D Conversion
Unit
NCU
NCU
Analog Signal
Sending FAX
Telephone Line
Receiving FAX
Control Circuit
Modem
AD
Conversion
(Demodulation)
Printer
Digital Signal
Printing
Print

Xerox WorkCentre 6505 Specifications

General

Print Technology	Laser
Copy Resolution	Up to 600 x 600 dpi
Standard Paper Capacity	250 sheets
ADF Capacity	35 sheets
Functions	Print, Copy, Scan, Fax
Processor	533 MHz
Memory	256 MB
Fax Transmission Speed	33.6 kbps
Monthly Duty Cycle	40, 000 pages
Connectivity	USB 2.0, Ethernet 10/100Base-TX
Maximum Paper Size	8.5 x 14 in
Operating System Compatibility	Windows, Mac, Linux
Print Resolution	Up to 1200 x 2400 dpi