Xerox Phaser 6500 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 Phaser 6500 Specifications

General

Monthly Duty Cycle	Up to 40, 000 pages
Duplex Printing	Manual
Print Technology	Laser
Maximum Print Resolution	600 x 600 x 4 dpi
First Page Out Time	As fast as 12 seconds
Connectivity	USB 2.0, Ethernet
Paper Capacity	250 sheets + 1 sheet bypass tray
Supported Operating Systems	Windows, Mac OS, Linux
Print Speed	Up to 24 ppm (color) / Up to 24 ppm (black)