Dell PP03X, M2010 owner manual Lockups and Software Problems

Keyboard problems

C O M P U T E R B A S E D O E S N O T R E C O G N I Z E W I R E L E S S K E Y B O A R D — See "Pairing the Keyboard" on page 27.

R U N T H E K E Y B O A R D D I A G N O S T I C S T E S T S — Run the PC-AT Compatible Keyboards tests in the Dell Diagnostics. See "Dell Diagnostics" on page 87. If the tests indicate a defective keyboard, contact Dell. See "Contacting Dell" on page 150.

Unexpected characters

D I S A B L E T H E N U M E R I C K E Y P A D — Press <Num Lk> to disable the numeric keypad if numbers are displayed instead of letters. Verify that the numbers lock light is not lit.

Lockups and Software Problems

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

The computer does not start up

E N S U R E T H A T T H E AC A D A P T E R I S F I R M L Y C O N N E C T E D T O T H E C O M P U T E R A N D T O T H E E L E C T R I C A L O U T L E T .

The computer stops responding

NOTICE: You might lose data if you are unable to perform an operating system shutdown.

TU R N T H E C O M P U T E R O F F — If you are unable to get a response by pressing a key on your keyboard or moving your mouse, press and hold the power button for at least 8 to 10 seconds until the computer turns off. Then restart your computer.

A program stops responding

A program crashes repeatedly

NOTE: Software usually includes installation instructions in its documentation or on other media, such as a CD.

E N D T H E P R O G R A M —

1Press <Ctrl><Shift><Esc> simultaneously.

2Click Applications.

3Click the program that is no longer responding.

4Click End Task.

C H E C K T H E S O F T W A R E D O C U M E N T A T I O N — If necessary, uninstall and then reinstall the program.

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Troubleshooting