Atari 400 User Manual page 203

STEP 4
Press the RETURN key again. You will hear the
high-pitched whistle, followed by a series of
beeps. When the READY message appears again
on the screen, your program has been recorded
onto the cassette. You can use this program
whenever you need to make another backup
copy.
ON DISKETTE
Inserting the Diskette
STEP 1
Turn on your N or monitor. Set the N/game
switch box to the COMPUTER setting, and tune
to the channel you normally use with your Atari.
STEP 2
Turn on your disk drive. When the red "busy"
light turns off, open the drive door and insert the
DOS Master Diskette that came with your disk
drive. To insert the diskette, hold it by its labeled
edge and insert it label side facing up, bottom
end facing away from you. Be sure to close the
drive door once the diskette is inserted.
STEP 3
Make sure that there are no cartridges inserted
in your computer's cartridge slot(s). Then, turn
on your computer. The disk drive will start whir-
ring, and you will hear a series of rapid beeps
from your computer. Soon you will see some text
appear on the screen. This list is referred to as
201