Lexmark X543, X544, X543DN, X544N, X544DN, X544DW, X544DTN Printer Service Guide
Technical reference for Lexmark X543, X544, X543DN, X544N, X544DN, X544DW, X544DTN printers. Includes system diagnostics and component removal procedures. PN 7525xxx
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Sample pages from the Lexmark X543, X544, X543DN, X544N, X544DN, X544DW, X544DTN Printer Service Guide manual
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Lexmark Models Covered & Key Technical Specifications
Models: Lexmark X543, Lexmark X544, Lexmark X543DN, Lexmark X544N, Lexmark X544DN, Lexmark X544DW, Lexmark X544DTN
Sub-models / Variants: 7525-131, 7525-133, 7525-138, 7525-356, 7525-352, 7525-336, 7525-332, 7525-337, 7525-333, 7525-386, 7525-382, 7525-387, 7525-383
Build Years: 2008
Serial Numbers: All serial number ranges covered
Technical Data:
- Print technology: Laser diode electrophotographic
- Print resolution: 1200 dpi / 4800C Q
- Weight: 21 kg (46.2 lbs) for X543; 25 kg (54.9 lbs) for X544 models
- Power input: 100 to 127 V AC (100–110 Japan) at 50/60 Hz
- Operating temp: 15.6 to 32.2° C (60 to 90.0° F)
- Operating humidity: 8% to 80% Relative Humidity
- Standard input capacity: 250 sheets (main tray), 100 sheets (MP feeder)
- Memory: Standard 128 MB (expandable to 640 MB)
Lexmark Manual Features & Content Preview
Lexmark X543 and X544 Series Service Documentation
- Covers Lexmark X543 and X544 series color laser MFPs, including dn, n, and dtn variants with support for print, scan, copy, and fax configurations
- Official Lexmark publication P/N 12G9825, edition dated September 25, 2008
- Contains over 100 pages of diagnostic procedures, service checks, component removal instructions, and electrical connector pinout tables
- Delivered as a direct download the moment payment clears
- Indexed PDF search covers every chapter and appendix
- Full-text search finds any part number in seconds
- This publication remains the reference used for the 7525-series base machine and options configuration launch build
Technical Documentation and Diagnostics
This Lexmark X543 and X544 series printer manual details structural and operational information for the 7525-series color laser systems. The document provides clear chapters on diagnostic tools, including the power-on reset sequence and error code message tables for troubleshooting attendance, paper jam, and service errors. Coverage includes system-wide component removal procedures for the main drive, fuser assembly, and scanner unit.
Specification Previews
Technical specifications provided include electrical power requirements documented at 100 to 127 volts nominal and 50 to 60 Hz frequencies. Clearance requirements for all models are listed at 100 mm for rear, side, and front access. The manual specifies environmental operating limits of 15.6 to 32.2° C and relative humidity ranges of 8% to 80%. Refer to what an OEM service publication covers for additional details on structure and content standards.
All service data shown here is for reference only — qualified technicians and the original OEM documentation remain the authoritative source for any hands-on work. This official Lexmark service guide provides technicians with complete diagnostic, mechanical, and electrical specifications for the 2008-series X543 and X544 color laser MFP units.
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