HP Compaq GT7720, Troubleshooting Manual

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CMOS Checksum Bad CMOS contents failed the Checksum check. This error indicates that the CMOS
data has been changed by a program other than the BIOS or that the CMOS is
not retaining its date due to malfunction. This error can typically be resolved by
using AMIBIOS Setup.
KBC BAT Test Failed Keyboard controller BAT test failed. This may indicate a problem with keyboard
controller initialization.
Keyboard Error Keyboard is not present or the hardware is not responding when the keyboard
controller is initialized.
PS2 Keyboard not found PS2 keyboard support is enabled in the BIOS setup but the device is not detected.
PS2 Mouse not found PS2 mouse support is enabled in the BIOS setup but the device is not detected.
Keyboard/Interface Error Keyboard controller failure. This may indicate a problem with system hardware.
Unlock Keyboard PS2 keyboard is locked. User needs to unlock the keyboard to continue the BIOS
POST.
System Halted The system has been halted. A reset or power cycle is required to reboot the
machine. This message appears after a fatal error has been detected.
<INS> Pressed Indicates that the INS key was pressed during BIOS POST. The POST will load
and use default CMOS settings.
Password check failed The password entered does not match the password set in the setup. This
condition may occur for both Supervisor and User password verification.
Boot Failure... This is a generic message indicated the BIOS could not boot from a particular
device. This message is usually followed by other information concerning the
device.
Invalid Boot Diskette A diskette was found in the drive, but it is not configured as a bootable diskette.
Drive Not Ready The BIOS was unable to access the drive because it indicated it was not ready for
data transfer. This is often reported by drives when no media is present.
Reboot and Select proper Boot device or
Insert Boot Media in selected Boot device BIOS could not find a bootable device in the system and/or removable media drive
does not contain media.
NO ROM BASIC This message occurs on some systems when no bootable device can be detected.
Table 4-5 POST Error Messages (continued)
POST Error Messages 29