Dell OptiPlex Gn Diagnostics and Troubleshooting Guide (.pdf) - Page 71
Troubleshooting the Battery, Run the System Set Test Group in the Dell Diag
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Make sure that all cables are properly connected and that all components are properly seated in their connectors and sockets. See your system documentation for instructions. 5. Replace the computer cover, reconnect the system to AC power, and reconnect any telephone or telecommunication lines. 6. Insert the Dell Diagnostics Diskette into drive A, and reboot the system. 7. Run the System Set Test Group in the Dell Diagnostics. (See Chapter 4, "Running the Dell Diagnostics.") Do the tests complete successfully? Yes. Your system is operating properly. No. See Chapter 7, "Getting Help," for instructions on obtaining technical assistance. Troubleshooting the Battery WARNING There is a danger of a new battery exploding if it is incorrectly installed. Replace the battery only with the same or equivalent type recommended by the manufacturer. Discard used batteries according to the manufacturer's instructions. If an error message indicates a problem with the battery or if the System Setup program loses the system configuration information when the computer is turned off, the battery may be defective. Follow these steps to troubleshoot the battery: 1. Turn off the system, including any attached peripherals, and disconnect all the AC power cables from their power sources. Also, disconnect any telephone or telecommunication lines from the computer. 2. Remove the computer cover. CAUTION: See "Protecting Against Electrostatic Discharge" in the safety instructions at the front of this guide. 3. Check the connection of the battery to the system board. Some systems have a coin cell battery that snaps into a socket on the system board. Other systems have a battery with a cable that attaches to a header connector on the system board. Is the battery firmly attached to the battery socket or connector on the system board? Yes. Go to step 5. No. Go to step 4. 4. Reseat the battery in its socket, or reconnect the battery cable to the system board. Is the problem resolved? Yes. The connection was loose. You have fixed the problem. No. Go to step 5. 5. Replace the battery. See your system documentation for instructions. Is the problem resolved? Yes. The battery's charge was low. You have fixed the problem. No. See Chapter 7, "Getting Help," for instructions on obtaining technical assistance. Checking Inside Your Computer 6-3