Xerox Phaser 7100 Service Manual

Image Quality
Phaser 7100 Service Manual Xerox Internal Use Only3-18
4. Check the charged state of the Drum.
Use paper to cover the whole Laser Unit window
and resend a print job.
Is the print solid black?
Note: If the Drum is charged normally, a fully
white printout will be printed.
Replace the HVPS1
PWB (REP 12.13
HVPS1 PWB on
page 4-221).
Go to step 5.
5. Check the Laser Unit.
Use paper to cover half of the Laser Unit window
and resend a print job.
Is the printout half white and half black?
Note: If the Laser Unit is normal, the half will
have the test pattern printed on it instead of
solid black.
Replace the Laser Unit
(REP 7.1 ROS Assembly
(Laser Unit)/ Front
Spring Assembly/ Right
Rear Spring Assembly/
Left Rear Spring
Assembly on
page 4-130).
Replace the MCU PWB
(REP 12.4 MCU PWB
on page 4-206).
Troubleshooting Procedure (Continued)
Step Actions and Questions Yes No

Xerox Phaser 7100 Specifications

General

Maximum Print Resolution	1200 x 1200 dpi
Monthly Duty Cycle	Up to 52, 000 pages
Processor	667 MHz
Memory (Standard)	256 MB
Paper Input Capacity (Maximum)	2, 050 sheets
Paper Output Capacity	250 sheets
Duplex Printing	Automatic
Type	Color Laser Printer
Operating System Compatibility	Windows, Mac OS, Linux
Connectivity	USB 2.0, Ethernet
Supported Media Sizes	A4, A5, B5, Letter, Legal
First Page Out (Black)	9 seconds
First Page Out (Color)	9 seconds
Print Languages	PCL 6, PostScript 3
Network Connectivity	Ethernet
Print Speed	Up to 30 ppm