Unexpected Characters; Lockups And Software Problems; The Computer Does Not Start; The Computer Stops Responding - Dell XPS M1730 Owner's Manual

4 From the Windows desktop, click Start
Accessories →Notepad.
5 Type some characters on the internal keyboard and verify that they appear
on the display.
If the characters appear now, but did not with the external keyboard, you
may have a defective external keyboard. Contact Dell (see "Contacting
Dell" on page 152).
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
R
Keyboards tests in the Dell Diagnostics (see "Dell Diagnostics" on page 87).
If the tests indicate a defective external keyboard, contact Dell (see
"Contacting Dell" on page 152).

Unexpected characters

I S A B L E T H E N U M E R I C K E Y P A D
D
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

C H E C K T H E A C A D A P T E R
the computer and to the electrical outlet.
The AC adapter shuts down when there is a fault. The green light turns off
when this happens. To bring it back on, disconnect the AC adapter from the
power source for 10 seconds, and then connect it back on.

The computer stops responding

NOTICE:
You might lose data if you are unable to perform an operating system
shutdown.
U R N T H E C O M P U T E R O F F
T
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.
—
Press <Num Lk> to disable the numeric
—
Ensure that the AC adapter is firmly connected to
—
If you are unable to get a response by pressing a
—
→All Programs →
Run the PC-AT Compatible
Troubleshooting
103