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HP Officejet Pro X451 Series - Page 21

HP Officejet Pro X451 Series
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The Advanced Cleaning Kit contains the following items:
Sheet cleaner - full mid
Shim whisker kit Instructions
Corrugated box
Corrugated insert
Service approach
IMPORTANT: Ensure the product has the latest firmware installed for the initial installation of the
product. Certain repairs to this product also require updated firmware, as noted in this document.
Download firmware for this product at
www.hp.com.
CAUTION: When working on the product, do not pick up the unit by the output tray, which will likely
detach under the weight of the product.
Before performing service
Remove all paper from the product.
Turn off the power using the power button.
Unplug the power cable and interface cable or cables.
Remove the output bin.
Place the product on an ESD workstation or mat, or use an ESD strap (if one is available). If an
ESD workstation, mat, or strap is not available, ground yourself by touching the sheet-metal
chassis before touching an ESD-sensitive part.
Remove the Tray 2 cassette.
Remove the duplex module, which is located inside the left door.
NOTE: When removing the duplex module, avoid making direct contact with the black cylinder
to prevent ink smear on skin or clothes. Keep the duplex module level to avoid spilling any
maintenance ink.
After performing service
Plug in the power cable.
Reinstall the output bin.
Reinstall the ink cartridges (if they were removed prior to performing service).
Reinstall the Tray 2 cassette.
Reinstall the duplex module.
Load paper in the product.
ENWW
Service approach
5

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