IBM 3270 Manual page 71

If the utilities are on your fixed disk, make
sure that drive C is the default.
For example, if your default drive is A and
the utilities are on your fixed disk, type: c:
I
A>'
Your default drive will change to C.
7. Type the SEND command next to the DOS
ready message.
For example:
C>send a:pcfile.txt g:tsodset.script ascii crlf
This command sends a file named
PCFILE.TXT from a diskette in your A drive
to your TSO volume on your TSO host in a
host window named E.
• If you do not have a data set named
TSOFILE.SCRIPT on your TSO volume,
PCFILE. TXT will be added with the name
TSOFILE.SCRIPT. The length of all the
records in TSOFILE.SCRIPT will be fixed
at 80 characters.
7-18 Book 3 - Using the Control Program