Preventive Maintenance; Safety Inspection Guide - Lexmark X940e Service Manual

6. Preventive maintenance

This chapter describes procedures for printer preventive maintenance. Follow these recommendations to help
prevent problems and maintain optimum performance.

Safety inspection guide

The purpose of this inspection guide is to aid you in identifying unsafe conditions.
If any unsafe conditions exist, find out how serious the hazard could be and if you can continue before you
correct the hazard.
Check the following items:
•
Damaged, missing, or altered parts, especially in the area of the on/off switch and the power supply
•
Damaged, missing, or altered covers, especially in the area of the top cover and the power supply cover
•
Possible safety exposure from any non-Lexmark attachments
LEXMARK X940e & X945e
MEDIA TRAY–ALL
Media Side Guides
Media End Guide
Separation Pad
Tray Lift Gear assembly
MEDIA FEED UNIT–ALL
Feed Roll
Pick Roll
Separation Roll
MPF pick roll
Media Transport Roll Assembly
Sensor (registration)
Sensor (tray 1 feed-out)
Sensor (tray 2 feed-out)
Sensor (tray 3 feed-out)
Sensor (tray 4 feed-out)
PRINTHEAD
Printhead slit glass (4)
EVERY
EVERY
SERVICE
100K
CALL
Inspect Inspect
Inspect Inspect
Inspect Clean
Inspect
Inspect Replace
Inspect Replace
Inspect Replace
Inspect Clean
Clean
Clean
Clean
Clean
Clean
Clean
Clean Clean
EVERY
NOTE:
600K
Check for correct positioning
Check for correct positioning
Damp cloth
Verify page count before replacing
Verify page count before replacing
Verify page count before replacing
Water or alcohol
Water or alcohol
Brush or blower brush
Brush or blower brush
Brush or blower brush
Brush or blower brush
Brush or blower brush
Printhead cleaning tool
Preventive maintenance
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