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Lexmark MS621 Service Manual

Lexmark MS621
318 pages
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Vertical light bands check.........................................................................................................................................50
Vertical dark bands check.......................................................................................................................................... 51
Vertical dark streaks with print missing check .................................................................................................... 53
White streaks and voided areas check .................................................................................................................55
Fine lines are not printed correctly (specifically Chinese characters) check ..............................................58
Clipped pages or images check..............................................................................................................................59
Compressed images appear on prints check....................................................................................................... 61
Incorrect margins on prints check .......................................................................................................................... 62
Toner rubs o check................................................................................................................................................... 63
Toner specks appear on prints check.................................................................................................................... 64
Paper jams...........................................................................................................................................................66
Avoiding jams...............................................................................................................................................................66
Identifying jam locations............................................................................................................................................ 67
Paper jam in door A .................................................................................................................................................... 68
Paper jam in the rear door ..........................................................................................................................................71
Paper jam in the standard bin.................................................................................................................................. 72
Paper jam in the duplex unit......................................................................................................................................73
Paper jam in trays.........................................................................................................................................................74
Paper jam in the multipurpose feeder ....................................................................................................................74
200 paper jams............................................................................................................................................................ 75
202 paper jams............................................................................................................................................................ 86
230 paper jams............................................................................................................................................................90
240-241 paper jams .................................................................................................................................................... 93
242-244 paper jams ................................................................................................................................................... 97
User attendance messages (0–99.99)...................................................................................................... 102
User attendance messages.....................................................................................................................................102
Unsupported or unresponsive toner cartridge service check .......................................................................103
Unsupported or unresponsive imaging unit service check ............................................................................105
Mismatched supplies error service check...........................................................................................................106
Maintenance kit low service check........................................................................................................................106
Printer hardware errors.................................................................................................................................. 107
111 errors........................................................................................................................................................................107
121 errors.......................................................................................................................................................................108
126 errors.......................................................................................................................................................................114
128 errors.......................................................................................................................................................................116
133 errors.......................................................................................................................................................................119
140 errors......................................................................................................................................................................120
155 errors.......................................................................................................................................................................121
16y errors ......................................................................................................................................................................122
171 errors .......................................................................................................................................................................127
6yy errors......................................................................................................................................................................128
Procedure before starting the 9yy service checks ...........................................................................................130
900 errors ....................................................................................................................................................................132
4600-830, -835, -895
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Lexmark MS621 Specifications

General IconGeneral
Print TechnologyMonochrome Laser
Print Resolution1200 x 1200 dpi
Standard Memory512 MB
Maximum Memory2560 MB
Standard Input Capacity650 pages
Maximum Input Capacity2300 pages
Standard Output Capacity250 pages
Maximum Output Capacity250 pages
ConnectivityUSB, Ethernet
Recommended Monthly Page Volume2, 000 - 20, 000 pages
Media Types SupportedPlain, Cardstock, Labels, Envelopes
Processor1 GHz
Supported Operating SystemsWindows, macOS, Linux
Duplex PrintingStandard

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