Lexmark MS81x - Table of Contents

Table of contents
Product information.....................................................................................2
Edition notice...............................................................................................2
Notices and safety information..................................................................17
Laser notices............................................................................................................................................17
Safety.......................................................................................................................................................20
Preface.......................................................................................................25
Service manual conventions....................................................................................................................25
General information...................................................................................27
Printer configurations.............................................................................................................................28
Paper guidelines......................................................................................................................................30
Paper characteristics.........................................................................................................................................30
Selecting paper ................................................................................................................................................. 31
Selecting preprinted forms and letterhead ......................................................................................................31
Using recycled paper and other office papers .................................................................................................. 31
Storing paper ....................................................................................................................................................33
Data security notice.................................................................................................................................33
Tools required for service........................................................................................................................34
Diagnostic information...............................................................................35
Troubleshooting overview.......................................................................................................................35
Performing the initial troubleshooting check ...................................................................................................35
Error code number key ..................................................................................................................................... 36
Power‑on Reset (POR) sequence.............................................................................................................36
Using Safe Mode.....................................................................................................................................37
Fixing print quality issues........................................................................................................................37
Initial print quality check .................................................................................................................................. 38
Gray background on prints ...............................................................................................................................39
Printer is printing blank pages ..........................................................................................................................40
Printer is printing solid black pages .................................................................................................................. 41
Repeating defects ............................................................................................................................................. 41
Shadow images appear on prints .....................................................................................................................42
Skewed print..................................................................................................................................................... 43
Streaked horizontal lines appear on prints.......................................................................................................44
Streaked vertical lines appear on prints ...........................................................................................................46
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