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Carefully release the internal antenna port from the computer chassis.
Remove the 7 mm hex screw from the system board. Remove the control panel from the computer.
Page 25 Repeat this process for each expansion card installed. This process erases both the system and administrator passwords. Push in on the release tab and rotate the speaker to release it from the computer chassis. Remove the screws that secure the specifkcations supply to the computer chassis. Back to Contents Page Remove the system fan from the computer. Specificarions exit the Dell Diagnostics and restart the computer, close dell optiplex 780 specifications pdf download Main Menu screen.
Lift the coin-cell battery up and remove it from the system board. Not Set — No system password is assigned and the password jumper on the system board is in the enabled position the default setting. Replacing the Control Panel To replace the control panel, perform the above steps in reverse order. Remove the screws that downloadd the system board to the computer chassis.
Dell OPTIPLEX 790 Setup And Features Information
Flip over the drive cage and place it on the computer. Connect your computer and all attached devices to their electrical outlets. Replacing the Coin-Cell Battery To replace the coin-cell battery, perform the above steps in reverse order. See the safety information that shipped with your computer for important voltage-setting information.
Connect the power cable s. Don’t have an dell optiplex 780 specifications pdf download This option is not set by default. When the tests are completed, specificcations you are running the Dell Diagnostics from the Drivers and Utilities disc, remove the disc.
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Turn on or restart your computer. Page 7 Figure Remove the screw that secures the power supply to the system board. Remove the internal antenna cable from the routing guides on the computer chassis.
Information in this document is subject to change without notice. Open the processor cover. Replacing The Control Dell optiplex 780 specifications pdf download 8.
Remove the WLAN card from the connector on the system board. By optoplex ‘print’ button you will print only current dell optiplex 780 specifications pdf download. Amber Second state of the light at power up. Before you begin any of the procedures in this section, read the safety information that shipped with your computer.
Replacing the Optical Drive To replace the optical drive, perform the above steps in reverse order. Other trademarks and trade names may be used in this publication to refer to either the entities claiming the marks and names or their products, Dell Inc. Boot Sequence Post Behavior When enabled defaultyour computer starts o;tiplex quickly because it skips certain configurations and tests.
DELL OPTIPLEX SETUP AND FEATURES INFORMATION Pdf Download.
If the computer starts normally, troubleshoot the last card removed from the computer for resource conflicts. Some devices may not be included if you did not order them.
Controls the speed of the system fan. Got it, continue to print. Before working dell optiplex 780 specifications pdf download your computer, read the safety information that shipped with your computer.
Release the fan cable from its routing on the computer. Don’t show me this message again. Storage Airborne contaminant level Finding More Information and Resources See the safety and regulatory documents that shipped with your computer and the regulatory compliance website at www. Entering System Setup 1. Dell optiplex Owner’s Manual 96 pages. To opriplex electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface, such as a connector on the back of the computer.
Rotate the front bezel away from the computer. Replacing The Coin-cell Battery 9. Changing the Boot Sequence for Future Boots 1. To assign a new password, follow the procedure in Assigning a System Password.