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POST Errors Message Definition
Whenever a non-fatal error occurs during POST, an error message describing the problem appears
onscreen. These error messages are displayed in normal video (white text on black background), and
show the details of the error. The following is an example of a POST error message:
012 --- CMOS Date/Time not set
Table 10 POST Error Messages lists the most common POST error messages with corresponding
troubleshooting recommendation. HP recommends that you correct the error, even if the server
appears to boot successfully.
Table 10
POST Error Messages
Error-Code Error Message Description / Corrective Action
000 Timer Error Indicates an error while programming the count
register of channel 2 of the 8254 timer. This
may indicate a problem with system hardware.
Requires repair of the system board.
003 CMOS Battery Low CMOS Battery is low. This message usually
indicates that the CMOS battery needs to be
replaced. It could also appear when the users
intentionally discharge the CMOS battery.
004 CMOS setting Wrong CMOS settings are invalid. This error can be
resolved by using F9 to load optimal default in
the Setup Utility.
005 CMOS checksum bad and boot in a
safe configuration please reboot again
for optimal default settings.
CMOS contents failed the Checksum check.
Indicates that the CMOS data has been changed
by a program other than the BIOS or that the
CMOS is not retaining its data due to
malfunction. This error can be resolved by using
F9 to load optimal default in the Setup Utility.
012 CMOS Date/Time not Set The CMOS Date and/or Time are invalid. This
error can be resolved by readjusting the system
time in the Setup Utility.
048 Password check failed Password is incorrect after retried a few times.
Users might need to reset the password.
04D Primary Master Hard Disk Error The IDE/ATAPI device configured as Primary
Master could not be properly initialized by the
BIOS. This message is typically displayed when
the BIOS is trying to detect and configure
IDE/ATAPI devices in POST.
04E Primary Slave Hard Disk Error The IDE/ATAPI device configured as Primary
Slave could not be properly initialized by the
BIOS. This message is typically displayed when
the BIOS is trying to detect and configure
IDE/ATAPI devices in POST.
