Panasonic CF-73 Series Reference Manual page 132

List of Error Codes
Error Code/Message
Press <F2> to Setup
Operating System not found
Extended RAM Module Failed
Action
Write down the error details and press F2 to run the
Setup Utility. Confirm the settings, and change the
settings to the appropriate values as needed.
( page 113)
The OS is not properly installed on the floppy disk or the
hard disk that you are trying to boot from.
If the computer cannot be booted from the floppy
disk, check the floppy disk drive to ensure that the
disk is in fact bootable, and change it to another if
not.
If the computer cannot be booted from the hard disk,
confirm whether the hard disk is properly recognized
in [Information] menu of the Setup Utility. (
115)
• If the hard disk is recognized, perform the
reinstallation procedure.
• If not, contact Panasonic Technical Support.
If a device is connected to the USB port, disconnect
the device, or run the Setup Utility and set [Legacy
USB Support] in [Advanced] menu to [Disable].
( page 117)
If the extended RAM module has not been inserted
properly, or if an extended RAM module other than
one matching the specifications has been inserted, a
beep will sound and the message "Extended RAM
Module Failed" will be displayed when turning the
power on. In this case, press the power switch for
four seconds or more to turn off the computer,
confirm that the extended RAM module meets the
specifications, and reinsert it. (
132
page
page 81)