IBM 3151 Manual To Operations page 75

Keyboard Functions
KEY
Message
II
~
Print
: Print
Print Line
Print
: Line
Print Message
@lMJf
.
~~!I~~~~~~~~~~~:
Pr Msg
FUNCTION
Each time the Msg key is pressed, the contents of the operator
information area (alA) change. At first the OIA contains no
indicators; the first time the Msg key is pressed, operator mess'!-ges
appear; the next time the
M
sg key is pressed, host messages appear.
The state of the alA which is currently in use is saved (except host
message) for later use.
Sends the contents of the current page to the optional device on the
auxiliary port. Sends the contents of the screen when pressed together
with the Shift key (this function is only available for Models 31 and
41.) The data to be sent depends on the Characters option. See page
2-32 for more information. Sends the key code to the host system if
the print key attention is enabled.
Sends the contents of the current line. to the optional device on the
auxiliary port. The data to be sent depends on the Characters option.
See page 2-32 for more information.
Sends the key code to the host system if the print key attention is
enabled.
In block mode, the display
s~ation
sends data from the line below the
send mark (
~
) to the cursor position, to the optional device on the
auxiliary port. The send mark can be specified by pressing the ESC
key; then pressing the E key while holding down the Shift key. If no
send mark is specified, data from the top of the screen to the cursor
position is sent. The data to be sent depends on the Characters
option. See page 2-32 for more information.
Sends the key code to the host system if the print key attention is
enabled.
3-12
IBM JI5I' Guide to Operations