Ieee 1394 device problems, Keyboard problems, External keyboard problems – Dell Inspiron 1521 (Mid 2007) User Manual
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Troubleshooting
IEEE 1394 Device Problems
CAUTION:
Before you begin any of the procedures in this section, follow the
safety instructions in the Product Information Guide.
E
NSURE
THAT
THE
I E E E 1 3 9 4
DEVICE
IS
RECOGNIZED
BY
W
INDOWS
—
1 Click Start
→ Control Panel→ System and Maintenance→ Device
Manager.
NOTE:
The User Account Control window may appear. If you are an
administrator on the computer, click Continue; otherwise, contact your
administrator to continue the desired action.
If your IEEE 1394 device is listed, Windows recognizes the device.
I
F
YOU
HAVE
PROBLEMS
WITH
A
D
ELL
-
PROVIDED
I E E E 1 3 9 4
DEVICE
—
Contact
Dell or the IEEE 1394 device manufacturer
(see "Contacting Dell" on page 179).
I
F
YOU
HAVE
PROBLEMS
WITH
AN
I E E E 1 3 9 4
DEVICE
NOT
PROVIDED
BY
D
ELL
—
Contact Dell or the IEEE 1394 device manufacturer
Ensure that the IEEE 1394 device is properly inserted into the connector.
Keyboard Problems
CAUTION:
Before you begin any of the procedures in this section, follow the
safety instructions in the Product Information Guide.
Fill out the "Diagnostics Checklist" on page 178 as you perform the various
checks.
NOTE:
Use the integrated keyboard when running the Dell Diagnostics or the
system setup program. When you attach an external keyboard, the integrated
keyboard remains fully functional.
External Keyboard problems
NOTE:
When you attach an external keyboard, the integrated keyboard remains
fully functional.
C
HECK
THE
KEYBOARD
CABLE
—
Shut down the computer, disconnect the
keyboard cable and check it for damage, then firmly reconnect the cable.
If you are using a keyboard extension cable, disconnect it and connect the
keyboard directly to the computer.