Xerox WorkCentre 3345 Service Manual

Image Quality
Xerox Internal Use Only Phaser 3330 and WorkCentre 3335/3345
Service Manual
3-3
Repeating Defects
If an image defect appears at regular intervals on the printed media, it is likely due to a faulty or
damaged roller in the Fuser, Toner Cartridge or Roller. Measure the interval between defects and use
the following table to identify the affected roller.
No. Component
Band Period
(mm)
Problem Developer Assembles
1. 1st Pressure Roller 62.8 mm Background
Fuser
2. 2nd Pressure Roller 37.7 mm Background
3. Heat Roller 77.8 mm Black Spots, or Ghosting
4. Charge Roller 26.7 mm Black Spots
Toner Cartridge
5. Developer Roller 36.78 mm Horizontal Bands
6. PR Drum 75.49 mm White and Black Spots
7. Supply Roller 69.57 mm Horizontal Bands
8. Bias Transfer Roller (BTR) 47.1 mm Ghosting, Damaged
Image
BTR

Xerox WorkCentre 3345 Specifications

General

Print Technology	Laser
Print Speed	Up to 42 ppm
Print Resolution	Up to 600 x 600 dpi
Automatic Document Feeder	50 sheets
Duplex Printing	Yes
Monthly Duty Cycle	Up to 80, 000 pages
First Page Out Time (Black)	As fast as 6.5 seconds
Processor	600 MHz
Paper Input (Standard)	250 sheets
Paper Output	150 sheets
Scan Resolution (Optical)	Up to 600 x 600 dpi
Fax Speed	33.6 Kbps
Copy Resolution	Up to 600 x 600 dpi
Connectivity	USB, Ethernet, Wi-Fi
Functions	Copy, Print, Scan, Fax, Email
Mobile Printing	Apple AirPrint, Google Cloud Print, Xerox Print Service Plugin for Android, Mopria
Media Sizes Supported	Letter, Legal, A4, A5, B5, A6
Fax Transmission Speed	3 seconds per page
Maximum Paper Size	216 x 356 mm
Copy Speed (Black)	Up to 42 cpm