TRIGEM CW3S20A Operation Manual page 85

Close both drive doors. Press any key, such as the
SPACEBAR. The A drive will be activated, and your
computer will display:
The contents of the disk are being read into your computer's
memory. After a few moments, the following message will
appear:
For now, type N. The system prompt will reappear. To
compare the backup diskette with the original, you will use the
DISKCOMP command. Enter the command at the system
prompt:
The computer will respond:
Since both diskettes are already in their correct locations, press
the SPACEBAR key. While the comparisons are being made,
the computer will display:
Using MS-DOS With Your Computer
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