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HP Color LaserJet M651 and HP Color LaserJet MFP M680 - Removal and replacement: Image transfer kit
This document provides the procedure to replace the image-transfer maintenance kit.
Mean time to repair:10 minutes
Service level:Basic
Before performing service
Turn the printer power off
  • Disconnect the power cable.
      warning:
    To avoid damage to the printer, turn the printer off, wait 30 seconds, and then remove the power cord before attempting to service the printer.
Use the table below to identify the correct part number for your printer. To order the part, go to www.hp.com/buy/parts.
Image transfer kit part number
CE249A
Image-transfer maintenance kit including a replacement transfer unit, transfer roller, Tray 1 pickup roller, eight feed and separation rollers for Trays 2-5, and printed instructions.
Transfer unit
Transfer roller
Tray 1 pickup roller
Feed and separation rollers for Trays 2-5
  note:
Do not move the transfer unit to another product after installing it in this one.
Required tools
No special tools are required to install this part.
After performing service
Turn the printer power on
  • Connect the power cable.
  • Use the power switch to turn the power on.
Post service test
Print a configuration page to make sure that the printer is functioning correctly.
  1. Remove the roller cover.
    1. Open Tray 1.
      Figure : Open Tray 1
    2. Push firmly on the top edge of the roller cover to release the tabs.
      Figure : Release the roller cover
    3. Open the right door.
      Figure : Open the right door
    4. Remove the roller cover.
      Figure : Remove the roller cover
  2. Remove the roller.
    1. Spread apart the blue tabs on each side of the roller.
      Figure : Release the roller
    2. Rotate the roller out of the product.
      Figure : Remove the roller
  3. Install the roller.
    1. Remove the new roller from the packaging.
        caution:
      Do not touch the surface of the roller.
      Figure : Recycle and unpack
    2. Align the tabs on the roller with the slots in the product.
      Figure : Insert the roller
    3. Push down on the roller to snap it into place.
      Figure : Push down on the roller
  4. Install the roller cover.
    1. Insert the roller cover.
      Figure : Insert the roller cover
    2. Push down on the roller cover until it snaps into place.
      Figure : Push down on the roller cover
  5. Remove the transfer unit.
    1. Push down on the blue lever at the left side of the secondary transfer assembly to release it and gain access to the transfer unit.
      Figure : Lower the secondary transfer assembly
    2. Grasp the blue handles on each side of the transfer unit.
      Figure : Transfer unit handles
    3. Gently pull the transfer unit part way out of the product.
      Figure : Pull out the transfer unit
    4. When the transfer unit is part way out, larger blue handles fold out on each side. Grasp these handles and then pull the transfer unit out of the product.
      Figure : Grasp the larger handles and remove the transfer unit
  6. Unpack the replacement transfer unit.
    1. Dispose of the defective part.
        note:
      HP recommends responsible disposal of the defective part.
    2. Unpack the replacement part from the packaging.
        caution:
      If the replacement part is a roller or pad, avoid touching the spongy part of it. Skin oils on the roller or pad can cause paper pickup and/or print-quality problems. HP recommends using disposable gloves when handling rollers or pads or washing your hands or before touching rollers or pads.
        note:
      Make sure that all of the shipping materials (for example shipping tape) are removed from the replacement part prior to installation.
  7. Install the transfer unit.
    1. Grasp the large blue handles on each side of the transfer unit, and insert it into the product.
      Figure : Insert the new transfer unit
    2. When the transfer unit is part way installed, grasp the two smaller blue handles at the front and push it into place.
      Figure : Push the transfer unit into place
  8. Remove the secondary transfer roller.
    1. Locate the secondary transfer roller at the front of the transfer assembly.
      Figure : Secondary transfer roller
    2. Lift up on each end of the secondary transfer roller, and remove it.
      Figure : Remove the secondary transfer roller
  9. Unpack the replacement secondary transfer roller.
    1. Dispose of the defective part.
        note:
      HP recommends responsible disposal of the defective part.
    2. Unpack the replacement part from the packaging.
        caution:
      If the replacement part is a roller or pad, avoid touching the spongy part of it. Skin oils on the roller or pad can cause paper pickup and/or print-quality problems. HP recommends using disposable gloves when handling rollers or pads or washing your hands or before touching rollers or pads.
        note:
      Make sure that all of the shipping materials (for example shipping tape) are removed from the replacement part prior to installation.
  10. Install the secondary transfer roller.
    1. Insert each end of the secondary transfer roller into the product.
      Figure : Insert the new roller
    2. Pull the orange tab and peel the protective paper from the roller.
        caution:
      Do not touch the black, spongy surface of the roller. Fingerprints can cause print-quality problems.
      Figure : Remove the protective paper
    3. Close the right door.
      Figure : Close the right door
    4. Close Tray 1.
      Figure : Close Tray 1
  11. Remove the cassette tray rollers.
    1. Open and remove each of the cassette trays (Trays 2-5).
        note:
      Some products have different tray configurations than shown here.
      Figure : Remove the cassette trays
    2. Locate the set of three rollers inside the cavity for each tray. Replace only the rollers that have blue plastic on the ends.
      Figure : Locate the rollers
    3. For each roller that has blue plastic on the end, pinch together the tabs, and pull the roller straight out.
      Figure : Remove the rollers
  12. Unpack the replacement cassette tray rollers.
    1. Dispose of the defective part.
        note:
      HP recommends responsible disposal of the defective part.
    2. Unpack the replacement part from the packaging.
        caution:
      If the replacement part is a roller or pad, avoid touching the spongy part of it. Skin oils on the roller or pad can cause paper pickup and/or print-quality problems. HP recommends using disposable gloves when handling rollers or pads or washing your hands or before touching rollers or pads.
        note:
      Make sure that all of the shipping materials (for example shipping tape) are removed from the replacement part prior to installation.
  13. Install the cassette tray rollers.
    1. Insert the new rollers, and push in until each roller snaps into place.
      Figure : Insert the new rollers
    2. Insert and close each cassette tray.
      Figure : Insert the trays

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