HP OmniBook 4100/4150 Troubleshooting and Diagnostics 3-13
Diagnostic Tools
This section describes the following diagnostic tools you can use for troubleshooting and repairing the
OmniBook:
• OmniBook hardware diagnostic program (below).
• Power-on self-test (page 3-20).
• Sycard PCCtest 450 PC Card (page 3-23).
• Desktop Management Interface (page 3-23).
• BIOS Setup utility (page 3-26).
OmniBook Diagnostic Program
The OmniBook hardware diagnostic program provides two levels of testing:
• User-level testing using the basic hardware test.
• Advanced testing using the individual hardware tests.
Figure 3-2. OmniBook Diagnostic Screens — Basic and Advanced
The tests are designed to run after the system reboots. This ensures that the computer will be in a
predictable state, so the diagnostic program can properly test the hardware components. The tests are
non-destructive and are intended to preserve the state of the computer. The OmniBook reboots when
you exit the program so drivers can be loaded.
Creating a Diagnostic Floppy Disk
Note
For units with BIOS 2.12 or later, you can run the diagnostic program from the hard disk —
without creating a diagnostic floppy disk. If, during boot, the computer displays "F10 to start
diagnostic," press F10 to run the diagnostic test from the hard disk.
If you need a diagnostic floppy disk, insert a formatted floppy disk in the floppy drive and do one of
the following:
