Dell XPS 720 Black Owner's Manual - Page 72

Dell Diagnostics, When to Use Dell Diagnostics, Starting Dell Diagnostics From Your Hard Drive

Page 72 highlights

Message Keyboard Error KB/Interface Error No ROM Basic Possible Cause The BIOS has detected a stuck key. An error occurred with the keyboard connector. The operating system cannot be located on drive A or drive C. Corrective Action Ensure that nothing is resting on the keyboard; if a key appears to be stuck, carefully pry it up. If the problem persists, you may need to replace the keyboard. Ensure that nothing is resting on the keyboard; if a key appears to be stuck, carefully pry it up. If the problem persists, you may need to replace the keyboard. Enter the system setup program (see "Entering System Setup" on page 166) and confirm that drive A or drive C is properly identified. Dell Diagnostics CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. When to Use Dell Diagnostics If you experience a problem with your computer, perform the checks in "Solving Problems" on page 53 and run Dell Diagnostics before you contact Dell for technical assistance. NOTE: Dell Diagnostics only operate on Dell computers. Run Dell Diagnostics from your hard drive or from the Drivers and Utilities media. Starting Dell Diagnostics From Your Hard Drive 1 Turn on (or restart) your computer. 2 When the DELL logo appears, press immediately. NOTE: Keyboard failure may result when a key is held down for extended periods of time. To avoid possible keyboard failure, press and release in even intervals to open the Boot Device Menu. NOTE: If at any time a message appears stating that no diagnostics utility partition has been found, run Dell Diagnostics from your Drivers and Utilities media (see "Starting Dell Diagnostics From the Drivers and Utilities Media" on page 73). If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft® Windows® desktop, then shut down your computer and try again. 3 At the Boot Device Menu, use the up- and down-arrow keys or press the appropriate number on the keyboard to highlight Boot to Utility Partition, and then press . NOTE: The Quickboot feature changes the boot sequence for the current boot only. Upon restart, the computer boots according to the boot sequence specified in system setup. 72 Troubleshooting

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72
Troubleshooting
Dell Diagnostics
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions in the
Product
Information Guide
.
When to Use Dell Diagnostics
If you experience a problem with your computer, perform the checks in "Solving Problems" on page 53
and run Dell Diagnostics before you contact Dell for technical assistance.
NOTE:
Dell Diagnostics only operate on Dell computers.
Run Dell Diagnostics from your hard drive or from the
Drivers and Utilities
media.
Starting Dell Diagnostics From Your Hard Drive
1
Turn on (or restart) your computer.
2
When the DELL logo appears, press <F12> immediately.
NOTE:
Keyboard failure may result when a key is held down for extended periods of time. To avoid possible
keyboard failure, press and release <F12> in even intervals to open the
Boot Device Menu
.
NOTE:
If at any time a message appears stating that no diagnostics utility partition has been found, run Dell
Diagnostics from your
Drivers and Utilities
media
(see "Starting Dell Diagnostics From the Drivers and
Utilities Media
" on page 73
).
If you wait too long and the operating system logo appears, continue to wait until you see the
Microsoft
®
Windows
®
desktop, then shut down your computer and try again.
3
At the
Boot Device Menu
, use the up- and down-arrow keys or press the appropriate number on the
keyboard to highlight
Boot to Utility Partition
, and then press <Enter>.
NOTE:
The Quickboot feature changes the boot sequence for the current boot only. Upon restart, the
computer boots according to the boot sequence specified in system setup.
Keyboard Error
The BIOS has detected a
stuck key.
Ensure that nothing is resting on the
keyboard; if a key appears to be stuck,
carefully pry it up. If the problem persists,
you may need to replace the keyboard.
KB/Interface
Error
An error occurred with the
keyboard connector.
Ensure that nothing is resting on the
keyboard; if a key appears to be stuck,
carefully pry it up. If the problem persists,
you may need to replace the keyboard.
No ROM Basic
The operating system cannot
be located on drive A or
drive C.
Enter the system setup program (see
"Entering System Setup" on page 166) and
confirm that drive A or drive C is properly
identified.
Message
Possible Cause
Corrective Action