TRIGEM CW4D33E Operation Manual page 77

When the drive indicator light goes out, remove the MS-DOS
master diskette from the floppy disk drive. Insert a new, blank
diskette into the drive. This is the "TARGET" diskette.
Caution
Make sure that the target diskette is bland. If there is any previous
d a t a o n t h e d i s k e t t e , i t w i l l b e e r a s e d b y t h e D I S K C O P Y
r o u t i n e .
Press the SPACEBAR key. The drive will turn on, indicating
that the computer is formatting the new diskette, then writing
the copied information onto it. After a few moments, the drive
will turn off. When copying a 1.2MB disk, multiple disk swaps
are necessary. When finished, the system will display:
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:
4-14 Using MS-DOS With Your Computer