Lexmark M3150

• Updated “Laser scanning unit (LSU) removal” on page 316 to add a note regarding the sequence of
tightening the screws when reinstalling the polygon LSU.
August 7, 2015
• Updated “Electronics 1” on page 339 to add video cable with part number 41X0913, which is applicable
only to models with galvo LSU. Also added a description for PN 41X0362.
July 28, 2015
• Updated the wiring diagrams.
June 8, 2015
• Updated the parts catalog graphic (Assembly 1: Covers) and table to remove the control panels and their
corresponding part numbers.
May 13, 2015
• Updated “200 paper jam messages” on page 90 to add error codes specific to polygon laser scanning
unit (LSU).
• Updated “111 error messages” on page 134 to add error messages specific to polygon LSU. Added notes
to identify the type of LSU (polygon or galvo) and controller board the printer supports.
• Updated “Laser scanning unit (LSU) service check” on page 136 to include other ways to resolve LSU-
related issues. Added notes to identify the type of LSU (polygon or galvo) and controller board the printer
supports.
• Updated “Laser scanning unit (LSU) removal” on page 316 to add information on how to identify the type
of LSU (polygon or galvo) and controller board the printer supports.
• Updated “Electronics 1” on page 339 to specify whether the LSU that the printer supports is a polygon or
galvo. Added in the table these two FRUs: Polygon LSU frame (PN 41X0363) and Polygon LSU cable
(41X0759).
April 23, 2015
• Updated the 97y error code table and created “Network port error service check” on page 157 for the
97y error codes.
• Updated the 98y error code table and created “Option communication error service check” on page 158
for the 98y error codes.
• Updated the 99y error code table and created “Option communication error service check” on page 158
for the 99y error codes.
March 19, 2015
• 40X8305 FRU was renamed to ‘250‑sheet tray insert’
• 40X8261 FRU was renamed to ‘ACM assembly (standard tray only)’
• 40X8262 FRU was renamed to ‘ACM assembly (option tray only)’
December 4, 2014
• Updated the LSU removal procedure.
November 12, 2014
• Parts catalog Covers assembly—Added part number 41X0239.
4514-6xx
Service conventions and change history
26