Preventive maintenance
6-1
5057-XXX
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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
C935
EVERY
SERVICE
CALL
EVERY
100K
EVERY
600K
NOTE:
MEDIA TRAY—ALL
Media Side Guides
Inspect
Inspect
Check for correct positioning
Media End Guide
Inspect
Inspect
Check for correct positioning
Separation Pad
Inspect
Clean
Damp cloth
Tray Lift Gear assembly
Inspect
MEDIA FEED UNIT—ALL
Feed Roll
Inspect
Replace
Verify page count before replacing
Pick Roll
Inspect
Replace
Verify page count before replacing
Separation Roll
Inspect
Replace
Verify page count before replacing
MPF pick roll
Inspect
Clean
Water or alcohol
Media Transport Roll Assembly
Clean
Water or alcohol
Sensor (registration)
Clean
Brush or blower brush
Sensor (tray 1 feed-out)
Clean
Brush or blower brush
Sensor (tray 2 feed-out)
Clean
Brush or blower brush
Sensor (tray 3 feed-out)
Clean
Brush or blower brush
Sensor (tray 4 feed-out)
Clean
Brush or blower brush
PRINTHEAD
Printhead slit glass (4)
Clean
Clean
Printhead cleaning tool
Summary of Contents for C935 Series
Page 16: ...xvi Printer Service Manual 5057 XXX Go Back Previous Next...
Page 21: ...Notices and safety information xxi 5057 XXX Go Back Previous Next...
Page 22: ...xxii Printer Service Manual 5057 XXX Go Back Previous Next...
Page 28: ...xxviii Printer Service Manual 5057 XXX Go Back Previous Next...
Page 61: ...General information 1 33 5057 XXX Go Back Previous Next TTM theory...
Page 70: ...1 42 Printer Service Manual 5057 XXX Go Back Previous Next 3TM theory...
Page 77: ...General information 1 49 5057 XXX Go Back Previous Next 1TM theory...
Page 84: ...1 56 Printer Service Manual 5057 XXX Go Back Previous Next Duplex...
Page 90: ...1 62 Printer Service Manual 5057 XXX Go Back Previous Next...
Page 91: ...General information 1 63 5057 XXX Go Back Previous Next...
Page 92: ...1 64 Printer Service Manual 5057 XXX Go Back Previous Next...
Page 268: ...2 176 Printer Service Manual 5057 XXX Go Back Previous Next...
Page 331: ...Repair information 4 33 5057 XXX Go Back Previous Next E F...
Page 440: ...4 142 Printer Service Manual 5057 XXX Go Back Previous Next...
Page 470: ...4 172 Printer Service Manual 5057 XXX Go Back Previous Next...
Page 530: ...4 232 Printer Service Manual 5057 XXX Go Back Previous Next...
Page 534: ...5 4 Printer Service Manual 5057 XXX Go Back Previous Next Printhead Polygon mirror motor...
Page 539: ...Connector locations 5 9 5057 XXX Go Back Previous Next...
Page 540: ...5 10 Printer Service Manual 5057 XXX Go Back Previous Next...
Page 548: ...6 4 Printer Service Manual 5057 XXX Go Back Previous Next...
Page 551: ...Parts catalog 7 3 5057 XXX Go Back Previous Next Assembly 2 Covers 2 2 1 11 8 7 9 5 6 4 3 10...
Page 585: ...Parts catalog 7 37 5057 XXX Go Back Previous Next Assembly 32 Electrical 4...
Page 593: ...Parts catalog 7 45 5057 XXX Go Back Previous Next Assembly 37 1TM drive and electrical...
Page 595: ...Parts catalog 7 47 5057 XXX Go Back Previous Next Assembly 38 3TM covers 3 5 2 4 1...
Page 603: ...Parts catalog 7 55 5057 XXX Go Back Previous Next Assembly 42 3TM drive and electrical...
Page 628: ...I 10 Printer Service Manual 5057 XXX Go Back Previous Next...
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