Attribute Selection Keys
The Attribute Selection keys are divided into three types:
• Highlighting selection keys
• Programmed Symbol Sct Selection keys
• Field Inherit keys
Note:
Although some
of
the Attribute Selection keys indicate that
you
can
select characters in various colors, there are
110
color choices on the 3278
Display
Station.
If
you
attempt to select colors
all
the 3278, the message
X
~
2%
% will appear
in
the Operator Information Area.
For the following discussion
of
the Attribute Selection keys, refer to
Figures 3-28 and 3-29.
Highlighting Selection Keys
Reverse Video Key. To select reverse video highlighting, first press the
Shift
key (
1)-
) and hold
it
down while pressing the Reverse Video key.
The character entered will be highlighted by reversing the color
of
the
character and its background.
For
example, a normal character
of
green
on
a
black background will be displayed
as
a black character
on
a green background.
The highlighting indicators in the
Operator Information Area will show:
fi1
Blink Key. To select blink highlighting, first press the Shift key ( il' ) and hold
it down while pressing the Blink key. The character entered will be highlighted
by blinking
on
and
off
at the rate
of
approximately three times per second.
The highlighting indicators in the
Operator Information Area will show:
:~:
Underscore Key. To select underscore highlighting, first press the Shift
key
(
1}
) and hold it down while pressing the Underscore key. The character
entered will be highlighted by an underscore
beneath
the character.
The highlighting indicators in the
Operator Information Area will show:
.a
Programmed Symbol
Set
Selection Keys
These keys enable
you
to select from one
of
the programmed symbol sets.
Pressing one
of
these selection keys causes any subsequent data entered from
the keyboard
to
select a character from the appropriate symbol set.
To use the
PSA, PSB, and
PSC
(upper symbol) keys, first press the Shift
key
(
.:Q-.
) and
hold
it down while pressing the appropriate
key
for the symbol set
required. To use the
PSD, PSE, and PSF (lower symbol) keys, first press
the
ALT key and hold it down while pressing the appropriate key for the required
symbol set. The symbol set indicator in the
Operator Information Area will
be one
of
the following: PSA, PSB, PSC, PSD, PSE, or PSF.
An
SO
indicator
appearing in
the
Operator Information Area means
you
did
not
select one
of
the programmed symbol set.
If
you
have made an invalid symbol set selection, the following message
is
displayed in the Operator Information Area:
)(
- f
*><
Press the RESET key
to
restore the keyboard.
Chapter 3. Keyboards 3-47
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