Dell PRECISION 530 - Manual (Page 166)

166 Solving Problems
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Recover From a Program That Is Not Responding
1 Press <Ctrl><Alt><Delete>.
Did the Close Program window appear?
Yes. Go to
step 2 .
No. Skip to step 4 .
2 Click the program that no longer responds.
3 Click End Task.
Is the computer operating properly?
Yes. The problem is resolved.
No. Go to
step 4 .
4 Press the reset button to reboot the computer.
Restart a Computer That Is Not Responding
1 Press and hold the power button for more than 6 seconds to
immediately turn off the computer.
Did the computer turn off?
Yes. Skip to
step 3 .
No. Go to step 2 .
2 Disconnect the AC power cable from the computer, wait 10 to 20
seconds, and reconnect the AC power cable.
3 Press the power button to turn on the computer.
NOTICE: If your computer is not responding, turning off power or unplugging
the power cord should be done only as a last resort. Doing so can cause
problems with system settings and configuration.
Repair a Wet Computer
Spills, splashes, and excessive humidity can cause damage to the computer.
If an external device, such as a printer or modem, gets wet, contact the
manufacturer of the device for instructions.
CAUTION: Before you perform this procedure, see " Safety First—
For You and Your Computer ."