Floppy disk b. Turn on the expansion unit. Defective FDC c. Chip or Drive. Insert the inserted diskette again diskette. and press . Defective b. Try a different diskette.
Re-initialize the Invalid data in hard disk or contact data field.
Re-initialize the Busy not reset. hard disk. Power down, wait 10 seconds, and power up. Re-initialize the Invalid data in hard disk. Re-initialize the No Boot Track. hard disk. Track 0 before time-out.