Compaq 133756-004 - Deskpro EN - 6550 Model 6400 Service & Reference Manual page 33

The following table lists the various keyboard light combinations as well as the meaning and
action associated with each combination.
Num Caps
Lock 1 Lock 2
OFF ON
ON OFF
OFF OFF
ON ON
Scroll
Lock 3
Meaning and Required Action
OFF System requires setup password.
Enter the setup password. The light remains turned on until you
enter a valid setup password.
OFF System could not start from diskette because the ROMPaq diskette
is not present, is bad, or the drive is not ready.
Insert a valid ROMPaq diskette, turn the power off, then turn the
power on.
ON ROM upgrade failed.
Try another ROMPaq diskette. If the light remains turned on,
contact Compaq customer support.
ON ROM upgrade successfully completed.
Turn power off and back on to resume normal system operation.
Keyboard Lights
Deskpro Service Reference Guide 3-11