Print Key; Help Key; Roll Keys; Horizontal Movement Keys - IBM 5251 11 Maintenance Information Manual

Print Key
(~J
This key causes a print request to be sent to the
system. The system program selects the printer that will
be used.
Help Key
B
The help key is used to display a description of a
current error condition or when further assistance from
the system is needed.
Roll Keys
(~ ~
The roll keys move the information on the display screen
either up or down.
Horizontal Movement Keys
88
These keys cause the cursor to move one position in the
direction indicated by the arrow on the key.
Error Reset Key
c
ERROR
RESET
)
This key will unlock the keyboard when it was locked
because of an error condition. It will also reset the
insert, system request, and command modes.
Enter/Record Advance Key
This key indicates to the system that the entered data is
ready to be sent.
Field Exit Key
This key is used to exit from input fields. When this key
is pressed, blanks are inserted from the cursor to the
end of the field. When this key is pressed in a
right-adjust field, the data to the left of the cursor is
shifted to the right. The vacated positions are filled
with zeros or blanks as specified by the format. This
key must be used to exit from input fields that are
specified by the program as right adjust or field exit
required fields.
Field + Key
FIELD
+
8-2
This key has the same function as the Field Exit key and
is for your convenience when using the 10-key numeric
pad:
Field - Key
(F:O)
This key functions the same as the Field Exit key except
that it inserts a minus (-) sign in the last position of the
input field. An error is displayed if you press this key in
a field not programmed to accept negative numbers.
Cup Key
B
This key, in a field programmed to allow duplication,
places an asterisk with an overscore (i) in the cursor
position and all the following positions of that field. This
special symbol represents a request to the program to
duplicate the information from the same field in the
previous record or from another information source.
Character Backspace Key ( - - )
This key causes the cursor to move back to the previous
enterable character position (not necessarily the last
position).
Field Advance Key
(-I)
This key causes the cursor to move to the first position
of the next established field.
Field Backspace Key (
I~
)
This key causes the cursor to move to the first character
position of the field in which it is located. If the cursor
is located in the first character position of a field when
this key is pressed, it moves to the first character
position of the preceding field.