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HP TouchSmart 520-1031 Desktop PC Troubleshooting

Preparing the PC for a Wall-Mount Installation

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This document applies to HP TouchSmart 520 series desktop computers.
HP TouchSmart 520 series desktop computer

Before you begin

  • You need a Phillips head screwdriver.
  • Remove all CDs and DVDs from the optical drive.
  • Turn off the computer, and disconnect all cables. Be sure to disconnect the network cable before disconnecting the power cord.
  • Transfer the computer to a clear, flat, stable work surface over a non-carpeted floor.
  • Place the computer face-down on a soft flat surface. HP recommends that you place the computer on a blanket, towel, or other soft cloth to protect the touch screen surface from scratches or other damage.
  • Do not remove a component from the protective packaging until you are ready to install it.
WARNING:Make sure the computer is disconnected from power before starting.
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

View the following video before using the steps in this article.
NOTE:For best quality on dial-up connections, wait until the video has fully loaded before viewing.

Preparing the PC for a Wall-Mount Installation

Remove the rear cover to access the internal components.
Removing the rear cover
Use the following steps to prepare the computer for a wall-mount installation.
Step 1

Place the computer face down on a table with the stand overhanging the table edge and remove the back cover.

For instructions, see the HP support document, Removing and Replacing the Rear Cover .
Removing the rear cover
Step 2

Remove the eight silver screws for the stand, four on each side of the stand.

Each screw location is marked with the stencil of an arrow with no circles inside.
Removing the screws
Step 3

Slide the stand down slightly, and then pull it off the computer.
Removing the stand
Step 4

Find and pull out the two bezel inserts located between the speakers inside the computer.

NOTE:The bezel inserts will fill in the gaps left in the outside bezel which were created by removing the stand.
Removing the bezel inserts
Step 5

The inserts are labeled 1 and 2 .
Bezel inserts
Step 6

The inserts correspond to stencils on either side of the computer, 1 ...
Bezel insert location 1
...and 2 .Bezel insert location 2
Step 7

On the bezel insert marked 1 , find the tab on the bottom.
Bezel tab
Step 8

In the area marked with the stenciled 1 , find the slot on the front bezel and the two tabs for the bezel insert.
Bezel slot and tabs
Step 9

To install bezel insert 1 , align the bottom tab into the slot. Slide the bezel insert down until the holes on the insert...
Replacing bezel insert 1
...align over the tabs on the bezel.Bezel slot and tabs
Step 10

On the bezel insert marked 2 , find the tabs on both the top and the bottom.
Bezel slot and tabs
Step 11

In the area marked with the stenciled 2 , find the two slots on the front bezel and the two tabs for the bezel insert.
Bezel slot and tabs
Step 12

To install bezel insert 2 , align the top and bottom tabs into their slots. Slide the bezel insert down until the holes on the insert align over the tabs on the bezel.
Replacing bezel insert 2
Step 13

Replace the rear cover.

For instructions to replace the rear cover, see the HP support document, Removing and Replacing the Rear Cover .
Replacing the rear cover
Step 14

Remove the VESA cover from the back of the rear cover if it was not removed when taking off the rear cover.
Removing the VESA cover
The system is now ready to install a VESA wall mount according to the manufacturer’s instructions. Ready for the wall mount installation