SECTION 6 " Troubleshooting6-4 PEN*KEYR 6622 Pen Computer User’s GuideData cannot be written to or read fromthe hard disk." Confirm that the hard disk has been formatted properly and thatthe areas have been setup properly with the FDISK command.If these cannot be performed properly, make sure that, underthe Security menu of the Setup utility, “Fixed disk boot sector” isnot set to “Write Protect.”" Confirm that the drive specification is correct." Confirm that the file name specification is correct." Confirm that the hard disk has enough free space." The message “Not a system disk” or a disk error message ap-pears." Check whether the drive type is correct or not in the Setup util-ity." If the message is displayed when starting up from a hard diskdrive, insert a boot floppy disk, start up the system, and thencheck the status of the hard disk drive.An expansion device or peripheral de-vice does not function." Confirm that the device is installed properly. Refer to Section 5,“Connecting Peripheral Equipment.”" Confirm that the device driver required by the expansion devicehas been installed in the system.Output cannot be directed to the print-er." Confirm that the printer power is on." Confirm that the printer is connected properly to the pen termi-nal." Confirm that the printer is in the on line state." Confirm that paper has been loaded in the printer properly." Confirm that under Integrated Peripherals in the Advancedmenu of the Setup utility, “Parallel Port” is set to “Bi direction-al.”