Dell GX260 Service Manual - Page 21

Control Panel: Dell OptiPlex GX260 Service Manual, Removing the Control Panel - network controller

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Back to Contents Page Control Panel Dell™ OptiPlex™ GX260 Service Manual Removing the Control Panel Replacing the Control Panel CAUTION: Before you perform this procedure, see "Precautionary Measures." NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer. NOTICE: Before you disconnect a device from the computer or remove a component from the system board, verify that the standby power light on the system board has turned off. To locate the light, see "System Board Components." 1. Shut down the computer through the Start menu. 2. Ensure that your computer and attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut down your computer, turn them off now. NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network wall jack. 3. Disconnect any telephone or telecommunication lines from the computer. 4. Disconnect your computer and all attached devices from their electrical outlets, and press the power button to ground the system board. 5. Remove the computer stand, if it is attached. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover. 6. Open the computer cover. NOTICE: Before touching anything inside your computer, ground yourself by touching an unpainted metal surface, such as the metal at the back of the computer. While you work, periodically touch an unpainted metal surface to dissipate any static electricity that could harm internal components. Removing the Control Panel Small Form-Factor Computer 1. Using a flat-blade screwdriver, release the four tabs from the inside of the computer, and remove the computer cover from the computer.

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Back to Contents Page
Control Panel
Dell™ OptiPlex™ GX260 Service Manual
Removing the Control Panel
Replacing the Control Panel
CAUTION:
Before you perform this procedure, see "
Precautionary Measures
."
NOTICE:
To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching
an unpainted metal surface (such as the back panel) on the computer.
NOTICE:
Before you disconnect a device from the computer or remove a component from the system board, verify
that the standby power light on the system board has turned off. To locate the light, see "System Board Components."
1. Shut down the computer through the
Start
menu.
2. Ensure that your computer and attached devices are turned off. If your computer and attached devices did not
automatically turn off when you shut down your computer, turn them off now.
NOTICE:
To disconnect a network cable, first unplug the cable from your computer and then unplug it from the
network wall jack.
3. Disconnect any telephone or telecommunication lines from the computer.
4. Disconnect your computer and all attached devices from their electrical outlets, and press the power button to ground
the system board.
5. Remove the computer stand, if it is attached.
CAUTION:
To guard against electrical shock, always unplug your computer from the electrical outlet before
opening the cover.
6. Open the computer cover.
NOTICE:
Before touching anything inside your computer, ground yourself by touching an unpainted metal surface,
such as the metal at the back of the computer. While you work, periodically touch an unpainted metal surface to
dissipate any static electricity that could harm internal components.
Removing the Control Panel
Small Form-Factor Computer
1. Using a flat-blade screwdriver, release the four tabs from the inside of the computer, and remove the computer cover
from the computer.