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148 Solving Problems
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No. Go to step 5.
5 Perform the procedure in "Expansion-Card Problems."
Is the computer working properly?
Yes. The problem is resolved.
No. Go to step 6.
6 Perform the procedure in "Keyboard Problems."
Is the computer working properly?
Yes. The problem is resolved.
No. Go to step 7.
7 Perform the procedure in "Reset Corrupted BIOS Settings."
Is the computer working properly?
Yes. The problem is resolved.
No. Contact Dell for technical assistance.
Reset Corrupted BIOS Settings
If the system cannot boot and you have exhausted all other troubleshooting
options, perform the following steps.
CAUTION: Before you perform this procedure, see "Safety First—
For You and Your Computer."
NOTICE: Before disconnecting a device from the computer, wait 10 to 20
seconds after disconnecting the computer from its electrical outlet. Before
removing a component from the system board, verify that the standby power
light on the system board has turned off. To locate this light, see "System Board
Components" or "Interior Service Label."
1
Turn off the computer and devices, disconnect them from their
electrical outlets, and wait 10 to 20 seconds.
2 Remove the computer cover.
3 Install a jumper plug on the RTCRST jumper pins and then remove it.
This resets the basic input/output system (BIOS) settings to the
factory configuration.
See "System Board Components" to locate the real-time clock reset
jumper (labeled "RTCRST") on the system board.