Xerox Phaser 4620 User Manual

5/2011
3-7
Phaser 4600/4620 Printer Service Manual
IQ5
Image Quality
Revision - Xerox Internal Use Only
IQ5 Skewed Image
The image is not parallel to the edge of the print sheet.
Initial Actions
• Check that the paper guides are set correctly.
• Load new, dry paper that meets specifications.
• Check the Duplex Unit media size setting.
• Check the rollers in the paper path for any obstructions, damage, or debris.
Figure 1 Skewed print example
Procedure
Print a test print and measure the difference between dimensions A and B as indicated in Fig-
ure 1. The difference is more than 1 MM or less for single side or 4 MM front to back on
double sided prints.
YN
The printer is operating within specification. Perform SCP 6 Final actions
Check the installation. The printer is on a level surface.
YN
Correct the installation. No more than a 10 mm difference side to side or front to back is
required.
Reload the tray with new, previously unopened media and reprint the test print. The image is
skewed.
YN
Instruct the customer on proper media storage and perform SCP 6 Final Actions.
Print test prints from a different source tray. The image is skewed.
YN
Check the rollers and guides for the affected tray. Clean, repair or replace damaged or
worn components.
Check rollers in the entire paper path.
1. Check the registration rollers for contamination, wear, or damage.
2. Check whether pinch rollers rotate freely and spring pressure is applied evenly.
Replace these components in order until the error is corrected.
1. Registration Clutch, PL 10.30 Item 24
2. Registration Roller Assembly, PL 8.45 Item 12.
3. MCU Board, PL 3.10 Item 3

Xerox Phaser 4620 Specifications

General

Operating temperature (T-T)	50 - 90 °F
Operating relative humidity (H-H)	20 - 80 %
Color	No
I/O ports	10/100/1000 BaseT Ethernet, USB 2.0
Depth (min)	541 mm
Height (min)	420 mm
Minimum width	476 mm
Minimum weight	34.6 kg
Package length	698.49 mm
Print technology	Laser printing
Mac compatibility	Yes
Security features	Audit log, HTTPS, Image overwrite security, IP filtering, IPSec, Network authentication, SNMPv3, 802.1x
Storage drive type	Optional
Print memory (standard)	256 MB
Power consumption (active)	900 W
Minimum storage drive space	160 GB
Power consumption (standby)	93 W
Power consumption (PowerSave)	10 W
Storage media	HDD
Maximum internal memory	768 MB
Sound power level (standby)	39 dB
PCL fonts	93
Certification	Class 1 Laser Product, CE Marked, EMC Directive 89/336/EEC, EN 55022 Class B, EN 55024, FCC Part 15, Class B, Low Voltage Directive 73/23/EEC, RoHS Directive 2002/95/EC
Country of origin	China
Maximum duty cycle	275000 pages per month
Number of PostScript fonts	136
Number of print cartridges	1
Total input capacity	550 sheets
Total output capacity	500 sheets
Maximum input capacity	2000 sheets
Multi-Purpose tray input capacity	100 sheets
Maximum resolution	1200 x 1200 DPI
Time to first page (black, normal)	7.8 s
Print speed (black, normal quality, A4/US Letter)	65 ppm
Display	LCD
Package weight	40200 g
Maximum print size	216 x 356 mm
Paper tray media types	Bond paper, Card stock, Labels, Pre-Printed, Recycled paper, Transparencies
ISO A-series sizes (A0...A9)	A4
Standard interfaces	USB 2.0
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Export Control Classification Number (ECCN)	EAR99

Weight and Dimensions

Width	627.37 mm
Height	685.79 mm
Dimensions (WxDxH)	476 x 420 x 541 mm