Lexmark MS711 Service Manual

Fixing print quality issues........................................................................................................................55
Initial print quality check ..................................................................................................................................55
Gray background on prints ...............................................................................................................................56
Printer is printing blank pages ..........................................................................................................................57
Printer is printing solid black pages .................................................................................................................. 58
Repeating defects ............................................................................................................................................. 58
Shadow images appear on prints .....................................................................................................................59
Skewed print..................................................................................................................................................... 59
Streaked horizontal lines appear on prints....................................................................................................... 61
Streaked vertical lines appear on prints ...........................................................................................................62
Toner rubs off ................................................................................................................................................... 63
Paper jams...............................................................................................................................................63
Understanding jam messages and locations.....................................................................................................64
200 paper jams ................................................................................................................................................. 66
[x]‑page jam, lift front cover to remove cartridge. [200–201] ..................................................................... 66
200 paper jam messages ..............................................................................................................................69
Sensor (input) static jam service check ........................................................................................................70
Sensor (input) early arriving jam service check............................................................................................71
Sensor (input) never‑ or late‑arriving jam service check ............................................................................. 72
Sensor (input) late-leaving or did-not-clear jam service check ....................................................................74
Main drive motor control jam service check................................................................................................75
Printhead motor control jam service check .................................................................................................76
Fuser drive motor control jam service check ...............................................................................................76
Sensor (input) miscellaneous jam 1 service check .......................................................................................76
Sensor (input) miscellaneous jam 2 service check .......................................................................................77
Sensor (input) miscellaneous jam 3 service check .......................................................................................77
202 paper jams ................................................................................................................................................. 78
[x]‑page jam, open upper rear door. [202] ..................................................................................................78
202 paper jam messages ..............................................................................................................................79
Sensor (fuser exit) static jam service check.................................................................................................. 80
Sensor (fuser exit) late-leaving jam service check........................................................................................81
Sensor (fuser exit) late-arriving jam service check.......................................................................................82
Sensor (narrow media) late arriving jam service check................................................................................83
Sensor (narrow media) static jam service check ..........................................................................................84
Sensor (fuser exit) miscellaneous jam service check....................................................................................84
Fuser ID chip control jam service check .......................................................................................................85
203 paper jams ................................................................................................................................................. 85
[x]‑page jam, remove standard bin jam. [203].............................................................................................85
203 paper jam messages ..............................................................................................................................86
Upper redrive motor control jam service check........................................................................................... 86
23y paper jams .................................................................................................................................................87
[x]‑page jam, open upper and lower rear door. [231–234] ......................................................................... 87
[x]‑page jam, remove tray 1 to clear duplex. [235–239]..............................................................................89
23y paper jam messages ..............................................................................................................................90
4063
Table of contents
4

Lexmark MS711 Specifications

General

Brand	Lexmark
Model	MS711
Category	Printer
Language	English