Compaq 500B - Microtower PC Manual

Upgrading and Servicing Guide
580407-001

Removing and Replacing the
Front Bezel

4 Removing and Replacing the Front Bezel
Removing and Replacing the Front Bezel
10–15 MINUTES
Before you begin
Tools Needed:
zFlathead screwdriver
zPhillips screwdriver
Flathead screwdrivers
A flathead screwdriver can be used with the
screw seen in the following illustration.
CAUTION: Static electricity can damage
the electronic components inside the
computer. Discharge static electricity by
touching the metal cage of the computer
before touching any internal parts or
electronic components.
WARNING:
zNever open the cover with
the power cord attached or
power applied. You may
damage your computer or
be injured from the
spinning fan blades.
zAvoid touching sharp edges
inside the computer.
zBefore you open the
computer, allow the
internal system components
to cool before touching.
IMPORTANT: Computer features may vary by model.
IMPORTANT: System board may vary.

Removing and Replacing the Front Bezel 5
Removing the Front Bezel
1Press the Power button to turn off the computer.
2Disconnect all cables and remove all items from the
computer:
zDisconnect cables for power, keyboard, mouse,
monitor, etc.
zRemove items such as memory cards, USB
drives, etc.
3Remove the side cover by loosening the screw that
connects the cover to the computer.
4Grasp the handle on the side cover and pull towards
the back of the computer. Slide the cover about
2.4 cm (1 inch) to remove it.
5Remove the side panel by lifting it away from the
computer.

6 Removing and Replacing the Front Bezel
6Pull each of the three side tabs that secure the front
bezel to the computer, to release the front bezel.
7Swing the front bezel out to remove from the computer.
Replacing the Front Bezel
1To replace the front bezel, align the left side of the
bezel and swing the front bezel toward the computer
to close it.
2The side panel has several tabs on its top, bottom, and
leading edges.
IMPORTANT: The new (replacement) part may not look
the same as the original part, due to different
manufacturers or models. Hewlett-Packard always provides
quality parts that meet or exceed your original computer
specifications.

Removing and Replacing the Front Bezel 7
3The tabs fit into slots and over the front lip of the
computer.
4To reattach the panel, align the tabs on the panel over
the corresponding slots on the computer and lay the
panel into place. Slide the side cover forward.
5Reattach the thumb screw at the back of the computer.
6Connect the cables, such as the keyboard, mouse,
Ethernet, and monitor cables.
7Reconnect the power cord.
8Turn on the computer and all peripherals, such as the
monitor.

8 Removing and Replacing the Front Bezel

Removing and Replacing Memory

10 Removing and Replacing Memory
Removing and Replacing Memory
25–30 MINUTES
Before You Begin Removing Memory
1Press the Power button to turn off the computer.
2Disconnect all cables and remove all items from the
computer:
zDisconnect cables for power, keyboard, mouse,
monitor, etc.
zRemove items such as memory cards, USB
drives, etc.
3Remove the side cover by loosening the screw that
connects the cover to the computer.
Tools Needed:
zFlathead screwdriver
zPhillips screwdriver
Flathead screwdrivers
A flathead screwdriver can be used with the
screw seen in the following illustration.
CAUTION: Static electricity can damage
the electronic components inside the
computer. Discharge static electricity by
touching the metal cage of the computer
before touching any internal parts or
electronic components.
WARNING:
zNever open the cover with
the power cord attached or
power applied. You may
damage your computer or
be injured from the
spinning fan blades.
zAvoid touching sharp edges
inside the computer.
zBefore you open the
computer, allow the
internal system components
to cool before touching.
IMPORTANT: Computer features may vary by model.

537490-001 — Removing and Replacing Memory 11
4Grasp the handle on the side cover and pull towards
the back of the computer. Slide the cover about
2.4 cm (1 inch) to remove it.
5Remove the side panel by lifting it away from the
computer.
6Lay the computer on its side.
7Locate the memory sockets on your computer
motherboard.
8Push down the retaining clip on each end of the
memory socket to release the memory module.
NOTE: The location and number of memory sockets
may vary with the motherboard model in your
computer.

12 537490-001 — Removing and Replacing Memory
9Touching only the memory module, lift it out of the
socket. Replacing Memory
1Touching only the top edge of the memory module,
locate the notch at the bottom edge.
2Look at the memory module socket for the tab that
matches the notch on the memory module.
NOTE: The new (replacement) part may not look exactly
the same as the original part, due to different
manufacturers or models. Hewlett-Packard always
provides quality parts that meet or exceed your original
computer specifications.
NOTE: Each type of memory has a different notch
position. Incompatible memory modules cannot be
installed in the memory socket.

537490-001 — Removing and Replacing Memory 13
3Position the memory module over the socket, aligning
the notch with the tab in the socket, and then firmly
press the module down into the socket.
...until the retaining clips at the ends of the socket lock
the module into place.
4Set the computer upright.
5The side panel has several tabs on its top, bottom,
and leading edges.
6The tabs fit into slots and over the front lip of the
computer.

7To reattach the panel, align the tabs on the panel over
the corresponding slots on the computer. Slide the side
cover forward.
8Reattach the screw at the back of the computer.
9Connect the cables, such as the keyboard, mouse,
Ethernet, and monitor cables.
10 Reconnect the power cord.
11 Turn on the computer and all peripherals, such as the
monitor.
12 Verify that the replacement memory works properly.

Removing and Replacing an
Optical Disc Drive

16 Removing and Replacing an Optical Disc Drive
Removing and Replacing an
Optical Disc Drive
15–20 MINUTES
Before you begin
Tools Needed:
zFlathead screwdriver
zPhillips screwdriver
Flathead screwdrivers
A flathead screwdriver can be used with the
screw seen in the following illustration.
CAUTION: Static electricity can damage
the electronic components inside the
computer. Discharge static electricity by
touching the metal cage of the computer
before touching any internal parts or
electronic components.
WARNING:
zNever open the cover with
the power cord attached or
power applied. You may
damage your computer or
be injured from the
spinning fan blades.
zAvoid touching sharp edges
inside the computer.
zBefore you open the
computer, allow the
internal system components
to cool before touching.
IMPORTANT: Computer features may vary by model.
IMPORTANT: System board may vary.

Removing and Replacing an Optical Disc Drive 17
Removing an Optical Disc Drive
1Press the Power button to turn off the computer.
2Disconnect all cables and remove all items from the
computer:
zDisconnect cables for power, keyboard, mouse,
monitor, etc.
zRemove items such as memory cards, USB
drives, etc.
3Remove any discs in the drive.
4Remove the side cover by loosening the screw that
connects the cover to the computer.
5Grasp the handle on the side cover and pull towards
the back of the computer. Slide the cover about
2.4 cm (1 inch) to remove it.

18 Removing and Replacing an Optical Disc Drive
6Remove the side panel by lifting it away from the
computer.
7Pull each of the three side tabs that secure the front
bezel to the computer, to release the front bezel.
8Swing the front bezel out to remove from the computer.
9Locate the optical disc drives at the top front of the
computer.
10 Remove the screws that fasten the disc drive in the
computer.

Removing and Replacing an Optical Disc Drive 19
11 Push the drive slightly forward.
12 Disconnect the power (1) and data (2) cables by
squeezing the latch on the connector and pulling to
remove.
13 Pull the disc drive out through the front of the
computer.

20 Removing and Replacing an Optical Disc Drive
Replacing an Optical Disc Drive
1Push the replacement disc drive partially into the drive
bay in the computer.
2Connect the power and data cables to the back of the
disc drive.
3Align the disc drive screw holes with the drive bay
holes (marked “2”).
4Replace the drive screws.
5To replace the front bezel, align the left side of the
bezel and swing the front bezel toward the computer
to close it.
6The side panel has several tabs on its top, bottom, and
leading edges.
IMPORTANT: The new (replacement) part may not look
the same as the original part, due to different
manufacturers or models. Hewlett-Packard always provides
quality parts that meet or exceed your original computer
specifications.