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HP OmniBook 2100/3000/3100 Troubleshooting and Diagnostics 3-9
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OmniBook 3000
has certain audio
functions that do
not work
Audio PCA (rev 1.0). For an OmniBook 3000 with
serial number TW745... or
lower, replace the audio PCA
if it is marked rev 1.0 on the
corner of the PCA. Also, if
the smaller of the two
connectors on the
motherboard for mounting
the audio PCA is tilted
slightly, replace the
motherboard. (Service note
3000-10.)
Serial/Parallel
General problems Check settings in BIOS
Setup.
Check settings in Control
Panel (and in Windows NT
Diagnostics).
Motherboard.
Infrared
General problems Infrared communication is
not supported in
Windows NT 4.0.
Infrared is disabled and no
drivers installed as shipped.
(Drivers are included.)
Check settings in BIOS
Setup.
Standard IrDA and fast-IrDA
are incompatible (they use
different drivers).
For fast-IrDA, check for DMA
conflict with ECP parallel
port.
IR PCA.
Motherboard.
Icon PCA.
USB
General problems USB is not supported in
Windows NT 4.0.
USB PCA.
Motherboard.
Check for bent pins and
misaligned connectors for the
USB PCA.
If USB works on a docking
product, replace the USB
PCA.