Troubleshooting - HP OmniBook 800 User Manual

Troubleshooting

Trouble
The POWER switch is ON, but
nothing appears on the
CD-ROM display.
The CD-ROM drive is not
accessible from the OmniBook.
The data from the CD is not
properly transmitted to the
OmniBook.
A "no dISC" message appears
on the display after inserting a
CD, the sound skips, or data
can not be read.
The CD-ROM drive does not
play sound.
The control buttons do not
function.
The control buttons and
POWER switch do not function.
The OmniBook has stopped
responding (locked up).
DOCKED and UNDOCKED
messages appear (with
Windows for Workgroups).
1-16
Possible Cause s/Solutions
The power cable is not plugged into the OmniBook connector or the DC IN
jack.
The batteries are not installed correctly or are dead.
For Windows 95, the CD-ROM drive was not turned on when you plugged
it into the OmniBook.Turn on the drive, then click Start, Eject PC. Unplug
and then reconnect the SCSI adapter cable to the OmniBook.
For Windows for Workgroups, the CD-ROM drive was not turned on when
you rebooted the OmniBook. Turn on the drive and reboot the computer.
The SCSI adapter cable is not connected properly.
Devices with duplicate SCSI ID numbers are connected to the OmniBook.
SCSI termination on the CD-ROM drive is OFF. Change the terminator
switch (switch 4) on the CD-ROM drive from OFF to ON.
There is a problem with the OmniBook software.See the OmniBook User's
Guide.
The CD is upside down.
The CD is dirty. Clean it with a soft, dry cloth.
The CD is damaged.
There is moisture on the CD-ROM drive or the CD, possibly due to
temperature change condensation. Remove the CD from the CD-ROM
drive and do not use it for 1 hour.
Headphones or amplified speakers are not connected to the CD-ROM
drive PHONES jack.
VOLUME control is set to "0".
CD-ROM drive has been playing audio CD controlled by OmniBook
software. Open and close the disk cover.
Disconnect the CD-ROM power cable and remove the batteries, then
reconnect the power cable and reinstall the batteries.
For Windows 95: The SCSI adapter device was not removed from the
Undocked configuration. Reset the computer and see the last step under
"To connect the CD-ROM drive to your OmniBook," in this manual.
For Windows 95: You did not use Eject PC to disconnect the CD-ROM
drive. Plug the cable back in. Reset the computer and click Start, Eject PC
before unplugging the cable.
The SCSI connection is considered a "docked" connection; therefore,
connecting and disconnecting the CD-ROM drive to the SCSI port is
"docking" and "undocking" it. In Windows for Workgroups you must then
restart the computer, except when the computer has merely timed out or
been turned off and on.