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HP Compaq dc7800 Small Form Factor PC - Removing and Replacing the Access panel

This document pertains only to HP Compaq dc7800 Small Form Factor PCs with the following case design:

Before you begin

  • Turn off the computer, and then disconnect all cables. Disconnect the Ethernet or modem cable before disconnecting the power cord.
  • Move the computer to a clear, flat, stable work surface over a non-carpeted floor.
  • HP strongly recommends the use of an anti-static wrist strap and a conductive foam pad when working on the computer.
  • Do not remove a component from its protective packaging until you are ready to install it.
  warning:
The edges of metal panels can cut skin. Be careful not to slide skin along any interior metal edge of the computer.
  caution:
This product contains components that can be damaged by electrostatic discharge (ESD). To reduce the chance of ESD damage, work over a noncarpeted floor, use a static dissipative work surface (such as a conductive foam pad), and wear an ESD wrist strap connected to a grounded surface.

Video overview (in English)

To view a video demonstrating the procedure for removing the access panel, right-click Access panel removal video and select Open link in new window/tab.

Replacement part information

The following HP part numbers are known to be compatible with this system:
note:
Part numbers are subject to change.
Description
Part Number
Requires Return
Access panel - Provides access to the inside of chassis
451141-001 (modified)
No
* If a part is listed as "Yes" under "Requires Return" then the defective part needs to be returned to HP. For more information about returning parts to HP select one of the links below:
note:
For customers in countries/regions with RoHS legislation* (e.g. EU, China, etc.) restricting the use of hazardous substances in electrical equipment. The use of the Original Spare part is regulated by RoHS legislation. If your unit contains a part that is labelled with the Modified Spare number, the Modified Spare must be ordered as the replacement part. If your unit contains a part that is labelled with the Original Spare number, please order the Original Spare as the replacement part. In this case either the Original Spare or the Modified Spare may be shipped which will not affect performance or functionality of the unit.

Access panel removal

  caution:
Review the following safety considerations before performing the following steps. Failure to comply with these safety considerations could result in damage to the product.
Step 1
Remove the cable lock and/or padlock, if they are installed.
Step 2
Push in on the release latch on each side of the access panel.
Step 3
Slide the access panel back about half an inch
Step 4
Lift the access panel off the chassis.

Access panel replacement

Step 1
Position the access panel over the chassis about half an inch back from the front of the computer so that the tabs on the access panel align with the slots on the chassis guide rail.
Step 2
Ensure that the slot in the back of the access panel is aligned with the padlock grommet.
Step 3
Press down and slide the access panel forward until it snaps into place.

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Country/Region: Flag Australia

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