Lexmark Optra S 1620 Manual

4059-XXX
OptraTMS
Lexmark and Optra are trademarks of
Lexmark International, Inc., registered
in the United States and/or other
countries.
• Table of Contents
• Index • Safety and Notices
• Trademarks • Start Diagnostics
• Manuals Menu 

First Edition (October 1998)
The following paragraph does not apply to any country where such
provisions are inconsistent with local law:LEXMARK INTERNATIONAL, INC.
PROVIDES THIS PUBLICATION “AS IS” WITHOUT WARRANTY OF ANY KIND,
EITHER EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A
PARTICULAR PURPOSE. Some states do not allow disclaimer of express or
implied warranties in certain transactions, therefore, this statement may not apply
to you....

Contentsiii
4059-XXX
Contents
Notices and Safety Information.......................ix
LaserNotices....................................... ix
SafetyInformation.................................. xvii
Preface............................................. xxii
General Information...................................1-1
Options .......................................... 1-4
Maintenance Approach . . ............................ 1-5
Tools Required For Service........................... 1-5...

iv4059 Service Manual
4059-XXX
SmartCartridgeServiceCheck................... 2-102
SerialPortServiceCheck ....................... 2-104
TonerSensorServiceCheck..................... 2-104
TransferRollServiceCheck ..................... 2-105
Diagnostic Aids......................................3-1
Diagnostic Mode ................................... 3-1
DeviceTests...................................... 3-2
QuickDiskTest................................. 3-2
DiskTest/Clean....................................

Contentsv
4059-XXX
PrintTests....................................... 3-22
PrintQualityTestPages.......................... 3-23
PrintingMenuSettingsPage ...................... 3-24
AutocompensatorOperation......................... 3-25
Autoconnect System, Paper Tray Options, Envelope Feeder and
OutputExpanderOperations......................... 3-26
FuserOperation................................... 3-27
Paper Feed Jams................................. 3-29
Repair...

vi4059 Service Manual
4059-XXX
Inner EMC Shield............................... 4-35
Inner Paper Deflector Assembly................... 4-36
Integrated Tray Compensator Assembly............. 4-37
Integrated Tray Compensator Pick Roll Assembly..... 4-38
Interconnect Board Assembly..................... 4-39
LeftSideFrame................................ 4-41
Low Voltage Power Supply....................... 4-43
MainDriveAssembly............................ 4-44
MainDriveMotor..................................

Contentsvii
4059-XXX
Parts Catalog.........................................7-1
HowToUseThisPartsCatalog ....................... 7-1
Assembly1:Covers.............................. 7-2
Assembly2:Frame............................... 7-6
Assembly 3: Printhead ........................... 7-10
Assembly 4: Paper Feed (Autocompensator). ......... 7-12
Assembly 5: Paper Feed - Multipurpose Unit . ......... 7-14
Assembly 6: Paper Feed - Alignment................ 7-16
Assembly 7: Paper Feed - Output...

ix4059 Service Manual
4059-XXX
Notices andSafety Information
Laser Notices
The following laser notice labels may be affixed to this printer as
shown:
Laser Advisory Label 

Notices and Safety Informationx
4059-XXX
Class 1 Laser Statement Label
APPAREIL À LASER DE CLASSE 1 CLASS 1 LASER PRODUCT
LASER KLASSE 1
LUOKAN 1 LASERLAITE
TO IEC 825 

xi4059 Service Manual
4059-XXX
Laser Notice
The printer is certified in the U.S. to conform to the requirements of
DHHS 21 CFR Subchapter J for Class I (1) laser products, and
elsewhere is certified as a Class I laser product conforming to the
requirements of IEC 825.
Class I laser products are not considered to be hazardous. The
printer contains internally a Class IIIb (3b) laser that is nominally a 5
milliwatt gallium arsenide laser operating in the wavelength region of
770-795 nanometers. The laser...