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Phaser 740


Occasional cleaning

CAUTION
When using isopropyl alcohol for cleaning, make sure that the alcohol is at least 90% pure, obtainable from your local pharmacy. (Never use rubbing alcohol or alcohol with additives; it can damage the printer.) You can also use pre-soaked alcohol wipes (order number 006-7824-01).

The printer's cleaning kit consists of these items:

  • Cleaning tray
  • Alcohol wipes
  • Plastic bottle for isopropyl alcohol
  • Instructions for printing the cleaning procedure
  •  

Regularly scheduled cleaning is not necessary for this printer. However, if your printer experiences frequent media jams, clean these printer parts:

Paper-pick rollers ( a )

Paper-feed rollers ( b ) on the Lower Tray Assembly

  • Use a lint-free cloth with 90% pure isopropyl alcohol.
  • Refer to the front panel's Cleaning Instructions page.
  • Paper Feed Rollers Video

Duplex Unit

  • Use a lint-free cloth with 90% pure isopropyl alcohol.
  • Refer to the front panel's Cleaning Instructions page.
  • Duplex Unit Rollers Video

Sensor

Printing the cleaning page

The printer contains instructions for cleaning the rollers and Duplex Unit.

  1. At the printer's front panel, press Menu.
  2. Scroll to Cleaning. Press Menu; this message appears:
  3. Print Instructions
    <--- ---> Print
  4. Press Print.
  5.  

Follow the instructions on the cleaning page to clean the pick rollers, the feed rollers, and the Duplex Unit rollers.

Cleaning the sensor

If your printer's front panel displays Error 30, clean the sensor inside the printer.

  1. Turn the printer off and open the printer's front door.
  2. Remove the Imaging Unit:
    1. Loosen the two thumbscrews by turning them counterclockwise.
    2. Turn the lower lever 180° counterclockwise.
    3. Slide the Imaging Unit out of the printer and cover it to protect it from light exposure.
    4.  

  3. Use a dry, lint-free cloth to wipe the sensor ( inside the slot ).
  4.  

  5. Re-insert the Imaging Unit.
  6. Close the printer's front door and turn on the printer.

Cleaning other rollers

When you clean any of the other rollers in the printer, always use a lint-free cloth.


CAUTION
Do not clean the transfer roller; alcohol and pressing on the roller can damage the roller and cause print-quality problems.


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