HP OmniBook 5500 User Manual

Because the OmniBook cannot be repaired by a service center below the FRU level,
these messages will provided limited troubleshooting or repair information. However,
the support specialist and service technician will be able to identify trends in repairs
from these codes.
Within POST, there are three kinds of messages:
Error messages: These messages appear when there is a failure in hardware,
software, or firmware.
Informational messages: These messages provide information to the user but require
no action.
Beep codes: This kind of warning sounds when POST errors occur and the screen is
not available.
PhoenixBIOS POST
Messages (Power
On Self Test
The periodic timer interrupt is not occurring
.
NO INTERRUPTS FROM TIMER
0
No bootable floppy drive was detected. Possible
solutions: 1) Power down the system and check all
appropriate connections, cables, etc. 2) In
configurations where no floppy drive is installed, run
System Configuration Utility and make sure the
diskette drive configuration item is set to "None". 3)
Replace the diskette drive if necessary.
NO BOOTABLE FLOPPY DRIVE 0 INSTALLED
The system will not continue the boot sequence until
you insert the key into the key lock and turn it.
MACHINE IS LOCKED - TURN KEY
The keyboard failed to respond to the RESET ID
Command.
KEYBOARD FAILURE
The keyboard failed the self-test command. Check to
see if the keyboard controller is properly installed. If
the problem continues, replace the controller.
KEYBOARD CONTROLLER FAILURE
The video adapter type specified in CMOS RAM does
not match the installed hardware.
HARDWARE INFO DOES NOT MATCH VIDEO
CARD - RUN
SCU
The hard disk controller failed to respond to the reset
command. Possible solutions: 1) Check the drive
parameters. 2) Power down the system and check all
appropriate connections. If the problem persists, you
may need to replace the hard disk controller.
HARD DISK CONTROLLER ERROR
The drive parameters stored in CMOS do not match
the floppy drives detected in the system.
FLOPPY INFORMATION INVALID - RUN SCU
The floppy drive cannot read track 0 of the floppy disk
in the drive. Try another diskette. If the problem
persists, you may need to replace the floppy drive.
FLOPPY DISK TRACK 0 FAILED
The floppy controller failed to respond to the reset
command. Power down the system and check all
appropriate connections. It the floppy controller
contines
to fail, you may need to replace it.
FLOPPY CONTROLLER FAILED
CMOS RAM has lost power and needs to be
reinitialized via the System Configuration Utility.
CMOS FAILURE - RUN SCU
CMOS RAM information has been corrupted and
needs to be reinitialized via the System Configuration
Utility.
CMOS CHECKSUM INVALID - RUN SCU
The COLOR/MONO switch on the system board is
incorrect for the installed hardware.
COLOR/MONO SWITCH INCORRECT
The real time clock is not ticking.
CLOCK NOT TICKING CORRECTLY
Possible CauseMessage
40

HP OmniBook 5500 Specifications

General

Brand	HP
Model	OmniBook 5500
Category	Laptop
Language	English