Dell OptiPlex Gn Diagnostics and Troubleshooting Guide (.pdf) - Page 66
Troubleshooting the Keyboard, Troubleshooting I/O Ports, See Getting Help
View all Dell OptiPlex Gn manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 66 highlights
Do the tests complete successfully? Yes. You have fixed the problem. No. Go to step 6. 6. Turn off the system and disconnect it from alternating current (AC) power. Swap the monitor with one of the same type that is working, and reconnect the system to AC power. 7. Insert the Dell Diagnostics Diskette into drive A, reboot the system, and run the Video Test Group again. Do the tests complete successfully? Yes. You probably need a new monitor. See Chapter 7, "Getting Help," for instructions on obtaining technical assistance. No. If you have a video expansion card installed in your computer, see "Troubleshooting Expansion Cards" in Chapter 6. Troubleshooting the Keyboard This procedure determines what kind of keyboard problem you have. If a system error message indicates a keyboard problem when you start up the computer system or during the Dell Diagnostics, complete the following steps: 1. Look at the keyboard and the keyboard cable for any signs of damage. Press and release each key on the keyboard. Do the keyboard and its cable appear to be free of physical damage, and do the keys work? Yes. Go to step 3. No. Go to step 2. 2. Swap the faulty keyboard with a working keyboard. To swap a faulty keyboard, unplug the keyboard cable from your computer's back panel and plug in a working keyboard. Is the problem resolved? Yes. You probably need a new keyboard. See Chapter 7, "Getting Help," for instructions on obtaining technical assistance. No. Go to step 3. 3. Insert the Dell Diagnostics Diskette into drive A, reboot the system, and run the Keyboard Test Group in the Dell Diagnostics. (See Chapter 4, "Running the Dell Diagnostics.") Can you use the keyboard to select the Keyboard Test Group? Yes. Go to step 4. No. Go to step 5. 4. Does the Keyboard Interactive Test complete successfully? Yes. Go to step 6. No. Go to step 5. 5. Swap the faulty keyboard with a working keyboard. 6. Does the Keyboard Controller Test complete successfully? Yes. You need a new keyboard. See Chapter 7, "Getting Help," for instructions on obtaining technical assistance. No. See Chapter 7, "Getting Help," for instructions on obtaining technical assistance. Troubleshooting I/O Ports This section provides a procedure for troubleshooting the ports on your computer's I/O panel and the equipment connected to them, such as a printer, scanner, or other peripheral device. You can also use this procedure to test I/O ports on expansion cards. However, you should first complete the procedures in "Troubleshooting Expansion Cards" in Chapter 6 to verify that the card is configured and installed correctly. If a system error message indicates a port problem or if equipment connected to a port seems to perform 5-2 Diagnostics and Troubleshooting Guide