Oki B6500 Series Reference guide

Customer Support Information
Oki Data Training
Rev. 5.4
June 2009

Disclaimer
This document may not be reproduced without the written permission of Oki Data Training
Department. Every effort has been made to ensure the accuracy of the information
contained in this support guide. Oki Data is not responsible for errors beyond its control.
Copyright 2009 Oki Data All rights reserved.
Created by: Oki Data Training Department
Please address any comments on this publication to:
Mailing Oki Data Americas, Inc.
Address: Training Department
2000 Bishops Gate Boulevard
Mt. Laurel, NJ 08054-3499
Web Site: www.okidata.com
Telephone: 856-235-2600
Facsimile: 856-222-5320
Copyright Listing
OKI DATA is a registered trademark of Oki Electric Industry Company, Ltd.; marques
deposee de Oki Electric Industry Company, Ltd.; marca registrada, Oki Electric Industry
Company, Ltd.
Notice
All service documentation is supplied for informational purposes only. Oki Data service
documentation is intended for use by certified, product trained service personnel only.
Oki Data does not warrant or represent that such documentation is complete, nor does
Oki Data represent or warrant that it will notify or provide to such customer any future
changes to this documentation. Customer performed service of equipment, or modules,
components or parts of such equipment may affect the warranty offered by Oki Data with
respect to such equipment. You should consult the applicable warranty for its terms
regarding customer or third party provided service. If the customer services such
equipment, modules, components or parts thereof, the customer releases Oki Data from
any and all liability for the customer actions, and the customer agrees to indemnify,
defend and hold Oki Data harmless from any third party claims which arise directly or
indirectly from such service.

Table of Contents
General Set Up & Installation ................................................................................Page 1
Print Quality Problems
Light Print....................................................................................................Page 2
Blank Print...................................................................................................Page 2
Solid Black Page ..........................................................................................Page 3
Vertical Blank Lines.....................................................................................Page 3
Horizontal Blank Lines ................................................................................Page 4
Vertical Stripes ............................................................................................Page 4
Horizontal Stripes........................................................................................Page 5
Missing Data on Page...................................................................................Page 5
Toner Spots On Page....................................................................................Page 6
Repeating Images ........................................................................................Page 6
Gray Background .........................................................................................Page 7
Skew ............................................................................................................Page 7
Physical Paper Damage ...............................................................................Page 8
Poor / No Fusing ..........................................................................................Page 8
Marks Repeating Down the Page............................................................................Page 9
Print Cartridge Contacts.........................................................................................Page 9
Consumables Information ....................................................................................Page 10
Warranty Statement .............................................................................................Page 10
Duty Cycle.............................................................................................................Page 10
Care and Feeding of the Print Cartridge...............................................................Page 11
Replacing the Print Cartridge...............................................................................Page 12
Replacing the Fuser..............................................................................................Page 14
Resetting the Fuser Counter ................................................................................Page 16
Loading Paper In The Paper Tray .........................................................................Page 17
Printer’s Paper Routing........................................................................................Page 19
Operator Control Panel Layout.............................................................................Page 20
Oki Data Support...................................................................................................Page 21
Your Training Notes..............................................................................................Page 22

This Page Is Intentionally Blank

General Set Up & Installation
This handout provides guidelines for supporting the B6500 series of printers.
Before removing any portion of the machine or making any internal adjustments, be sure
power to the unit is OFF (It is STRONGLY recommended that the AC power cord be
removed from the wall outlet!). Suggested corrective actions should be performed in
order as listed. Most conditions can be corrected by performing routine preventative
maintenance. If printer or print quality problems occur, diagnose and correct following
the guidelines in this manual.
During operation, the unit should:
have the power cord connected.
be connected to a power source which is rated to machine specifications.
be installed on a flat, level surface.
receive good ventilation.
not be connected to an electrical circuit with other equipment or where voltages
may fluctuate.
not be installed near a direct heating or cooling source or vent.
not be exposed to high dust concentration.
not be exposed to direct sunlight
not be exposed to high temperatures, high humidity, steam or chemical fumes.
NOTE: Oki Data STRONGLY recommends against having this printer plugged into
an Uninterruptible Power Supplies (UPS) as most units cannot supply enough
current to insure the correct operation of a toner-based product.
Oki Data B6500Support Guide Page 1

Print Quality Problems
If the pages printed by the printer have an image problem, follow the appropriate steps to
correct the problem.
Light Print Entire page of data is printed very faintly –
there is a lack of contrast in the printout
Check the paper supply. Is the paper
damp?
Replace with dry, flat paper.
Is the paper out of the paper spec?
Replace the paper with specified
paper.
Check the image development process
by generating a test print and opening
the printer cover while printing.
Remove the Print Cartridge and check
the drum surface: Is there a solid
image on the drum surface? If so,
request a service call. If not, replace
the Print Cartridge.
Did replacing the Print Cartridge fix the
image?
If not, request a service call.
Blank Print The entire page is blank – there is no toner
printed on the page
Check the image development process
by generating a test print and opening
the printer cover while printing.
Remove the Print Cartridge and check
the drum surface: Is there a solid
image on the drum surface? If so,
request a service call. If not, replace
the Print Cartridge.
Did replacing the Print Cartridge
correct the problem? If not, request
a service call.
Page 2 B6500Support Guide Oki Data

Solid Black Page The entire page is printed solid black with
no data visible
Replace the Print Cartridge
Did this fix the problem? If not,
request a service call.
Vertical Blank Lines There are white stripes in the paper feed
direction
Check the paper supply. Is the paper
damp?
Replace with dry, flat paper.
Is the paper out of the paper spec?
Replace the paper with specified
paper.
Replace the Print Cartridge
Did this fix the problem? If not,
request a service call.
Oki Data B6500Support Guide Page 3

Horizontal Blank Lines There are light areas or white lines across
the printout, perpendicular to the paper
feed direction
Check the paper supply. Is the paper
damp?
Replace with dry, flat paper.
Is the paper out of the paper spec?
Replace the paper with specified
paper.
Replace the Print Cartridge
Did this fix the problem? If not,
request a service call.
Vertical Stripes There are vertical black stripes in the paper
feed direction
Replace the Print Cartridge
Did this fix the problem? If not,
request a service call.
Page 4 B6500Support Guide Oki Data

Horizontal Stripes There are horizontal black stripes across
the printout, perpendicular to the paper
feed direction
Replace the Print Cartridge
Did this fix the problem? If not,
request a service call.
Missing Data on Page Some areas of the printout are extremely
faint or completely missing
Check the paper supply. Is the paper
damp?
Replace with dry, flat paper.
Is the paper out of the paper spec?
Replace the paper with specified
paper.
Replace the Print Cartridge
Did this fix the problem? If not,
request a service call.
Oki Data B6500Support Guide Page 5

Toner Spots On Page There are random toner spots on the
printout
Replace the Print Cartridge
Did this fix the problem? If not,
request a service call.
Repeating Images There are faint, “ghost” images repeating
down the page. The image may be an image
of the previous page or part of the currently
printed page
Check the paper supply. Is the paper
damp?
Replace with dry, flat paper.
Is the paper out of the paper spec?
Replace the paper with specified
paper.
Replace the Print Cartridge
Did this fix the problem? If not,
request a service call.
Page 6 B6500Support Guide Oki Data
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