User Manual version 2.1
OPEN (660) 120/140/150 9-141
C: DiskOnChip Installation
The OPEN (660) system is equipped with an internal flash
disk which can emulate a floppy disk drive by adapting
DiskOnChip memory chips from 2MB to 144MB capacity,
and the flash disk is fully compatible with floppy disk
format of MS-DOS system. The DOC address setting is
listed below;
DOC address setting
Address 1-2 2-1
DC00 OFF OFF
D800 ON OFF
D400 OFF ON
D000 ON ON
To install a DiskOnChip memory to the provided socket,
follow the instructions below;
1. Make sure the computer is turned off
2. Insert the DiskOnChip memory device into the
onboard socket. Make sure that pin 1 of the
DiskOnChip is aligned with the pin 1 of the socket.
3. Power up the computer
4. During the power up, the DiskOnChip drivers will be
automatically loaded into the system memory.
5. At this time, the DiskOnChip can be accessed as
any disk drive.
6. If it is the only disk in the system, it will appear as the
first drive, drive C:.
7. If there are more drives already attached to the
system, then by default, the DiskOnChip will appear
as the last drive unless specially programmed.
8. If the DiskOnChip is to be bootable, then follow the
steps below
a. Use DOS command to copy the operating files
into the DiskOnChip