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HP Color LaserJet Enterprise M751, M856, Managed E75245, E85055, MFP M776 - Removal and replacement: Imaging drum (M751/E75245/M856/E85055/M776)

Learn how to remove and replace the imaging drum.

Mean time to repair: 2 minutes

Service level: CSR A

Before you begin

Use the table below to identify the correct part number for your printer. To order the part, go to www.hp.com/buy/parts.

Part information

Part number

Part description

W2004-67901

HP 660A Original LaserJet Imaging Drum

Required tools

  • No special tools are required to remove or install this assembly, unless the printer is a managed model with imaging drum locks installed.

After performing service

There are no special instructions for after performing service.

Post service test

Make sure that the printer initializes to a Ready state.

Print a page to make sure that the printer is functioning correctly.

Remove and replace the imaging drum

Follow these steps to remove and replace the imaging drum.

  1. Open the front door.

    Open the front door

    Open the front door
  2. Rotate the blue lever in front of the imaging drum to the left.

    Rotate the blue lever

    Rotate the blue lever
  3. Grasp the handle of the imaging drum and pull out to remove it.

    Remove the imaging drum

    Remove the imaging drum
  4. Remove the new imaging drum from its packaging by removing the end caps, removing the imaging drum from the plastic bag, and then removing the orange protective shield. Save all packaging for recycling the imaging drum.

    Note:

    Avoid touching the green imaging drum. Fingerprints on the imaging drum can cause print defects.

    Remove the new imaging drum from its packaging

    Remove the new imaging drum from its packaging
  5. Support the imaging drum underneath with one hand while holding the handle with the other. Align the imaging drum with its slot on the shelf, and then insert the imaging drum into the printer.

    Note:

    Avoid touching the green imaging drum. Fingerprints on the imaging drum can cause print defects.

    Install the imaging drum

    Install the imaging drum
  6. Rotate the blue lever in front of the imaging drum to the right.

    Rotate the blue lever

    Rotate the blue lever
  7. Close the front door.

    Close the front door

    Close the front door

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