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Edition: July 27, 2005

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. 

This publication could include technical inaccuracies or typographical errors. Changes are periodically made to the 
information herein; these changes will be incorporated in later editions. Improvements or changes in the products or the 
programs described may be made at any time. 

Comments may be addressed to Lexmark International, Inc., Department D22A/032-2, 740 West New Circle Road, 
Lexington, Kentucky 40550, U.S.A or e-mail at [email protected]. Lexmark may use or distribute any 
of the information you supply in any way it believes appropriate without incurring any obligation to you. You can purchase 
additional copies of publications related to this product by calling 1-800-553-9727. In other countries, contact your point of 
purchase.

References in this publication to products, programs, or services do not imply that the manufacturer intends to make these 
available in all countries in which it operates. Any reference to a product, program, or service is not intended to state or 
imply that only that product, program, or service may be used. Any functionally equivalent product, program, or service that 
does not infringe any existing intellectual property right may be used instead. Evaluation and verification of operation in 
conjunction with other products, programs, or services, except those expressly designated by the manufacturer, are the 
user’s responsibility.

Lexmark, Lexmark with diamond design, and MarkNet are trademarks of Lexmark International, Inc., registered in the 
United States and/or other countries. 

ImageQuick, Optra Forms, and PrintCryption are trademarks of Lexmark International, Inc.

LEXFAX is a service mark of Lexmark International, Inc.

PostScript® is a registered trademark of Adobe Systems Incorporated. 

PCL® is a registered trademark of the Hewlett-Packard Company.

Other trademarks are the property of their respective owners.

© 2005 Lexmark International, Inc.

All rights reserved.

UNITED STATES GOVERNMENT RIGHTS
This software and any accompanying documentation provided under this agreement are commercial computer software 
and documentation developed exclusively at private expense. 

P/N 12G3967

5060-2XX

 

Summary of Contents for 19C0050 - C 752Ln Color Laser Printer

Page 1: ...e of Contents Start Diagnostics Safety and Notices Trademarks Index Lexmark and Lexmark with diamond design are trademarks of Lexmark International Inc registered in the United States and or other countries Revised July 27 2005 ...

Page 2: ...s contact your point of purchase References in this publication to products programs or services do not imply that the manufacturer intends to make these available in all countries in which it operates Any reference to a product program or service is not intended to state or imply that only that product program or service may be used Any functionally equivalent product program or service that does...

Page 3: ...tion 2 4 Symptom table HCIT 2000 sheet option 2 4 Symptom table output expander option 2 4 Symptom table 5 bin mailbox option 2 5 Symptom table finisher HCOF option 2 5 Error code table 2 6 9xx service errors 2 6 1xx service errors 2 8 Programming errors P101 through P116 2 14 2xx Paper Jams 2 15 Sub error code table 2 18 Understanding the printer operator panel 2 21 Operator panel buttons 2 21 Co...

Page 4: ...79 272 Paper Jam check bin x 2 80 280 Paper Jam 2 81 900 RIP Software Error 2 82 925 error code 2 84 926 error code 2 84 927 error code 2 85 930 error code 2 85 940 error code 2 86 941 error code 2 88 942 error code 2 90 943 error code 2 92 990 service error 2 94 5 bin mailbox option service check 2 96 500 sheet drawer option service check 2 100 AC and DC power service check 2 104 Autocompensator ...

Page 5: ...r on the page 2 137 White streak in color plane 2 137 Paper wrapped around the second transfer roll 2 138 Second transfer roll service check 2 138 Tray 1 service check 2 140 Tray 1 paper size sensing service check 2 141 Diagnostic aids 3 1 Diagnostic aids 3 1 Printhead diagnostics 3 1 Print quality defect locator chart 3 4 Partial Print Test 3 6 Configuration Menu 3 8 ITU Count Value 3 8 Fuser Cnt...

Page 6: ...3 24 Input Tray Tests 3 25 Feed Test 3 25 Sensor Test 3 25 Output Bin Tests 3 26 Feed Test 3 26 Feed to All Bins 3 26 Sensor Test 3 27 Diverter Test 3 27 Finisher Tests 3 28 Staple Test 3 28 Finisher Feed Test 3 28 Finisher Sensor Test 3 28 Hole Punch Test 3 29 Base Sensor Test 3 30 Device Tests 3 30 Quick Disk Test 3 30 Disk Test Clean 3 30 Flash Test 3 31 Error Log 3 31 Viewing the error log 3 3...

Page 7: ...r pick assembly 4 19 BOR drive assembly 4 27 Cartridge contact assembly 4 28 Cartridge drive assembly 4 29 Developer HVPS board 4 30 Friction buckler 4 31 Fuser assembly 4 32 Fuser bottom duct 4 33 Fuser drive assembly 4 33 Fuser drive card assembly 4 34 Fuser fan 4 34 Fuser top duct 4 35 Fuser web oiler motor assembly and card 4 36 Inner system board shield 4 39 ITU assembly 4 40 ITU drive assemb...

Page 8: ...low 5 4 Cartridge contact assembly pin locations black 5 5 Connectors 5 6 System board non network 5 6 System board network 5 7 Autoconnect top 5 18 Autoconnect bottom 5 19 Transfer high voltage power supply HVPS 5 20 Developer high voltage power supply HVPS board 5 22 Low voltage power supply LVPS 5 23 LVPS cable connectors to system board 5 23 LVPS fuser connectors 5 24 Paper size sensing board ...

Page 9: ...er 7 26 Assembly 19 BOR drive assembly 7 27 Assembly 20 Cartridge contact assembly 7 28 Assembly 21 Cartridge drive assembly 7 29 Assembly 22 Electronics 7 30 Assembly 23 Electronics cabling interconnections 1 7 36 Assembly 24 Electronics cabling interconnections 2 7 38 Assembly 25 Electronics cabling interconnections 3 7 40 Assembly 26 Electronics cabling interconnections 4 7 41 Assembly 27 Outpu...

Page 10: ...1 total of five B 4 Print Quality Pages Page 2 total of five B 5 Print Quality Pages Page 3 total of five B 6 Print Quality Pages Page 4 total of five B 7 Registration B 8 Quick Test B 8 Miscellaneous test pages B 9 Printhead mechanical alignment test page B 9 Printhead electronic alignment test page Magenta one of two B 10 Printhead electronic alignment test page Cyan two of two B 11 Index I 1 Pa...

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