Disk Backup System

• copies copy-protected disks
• disable switch
• automatic detection of copy protection type
• copy software doesn’t support multitasking
• it is possible to copy only one side of a disk
• software can display the drive speed

Internal Version

• 2 internal floppy drives are needed, the expansion fits between them
• two clip leads have to be connected to pin 16 and 20 of one 8520 CIA chip (U301 on A2000)
• destination drive is always DF1:

External Version

• installs between disk drive port and external drive
• no case opening necessary
• expansion has to be disabled in case more than one external disk drive is attached
• destination drive is always DF2: on Big Box Amigas, else DF1: