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A-41069 January 1993
Key/Indicator
Scanner Buffer Status Indicators
Plus key
Up Arrow
Right Arrow
Down Arrow
Left Arrow
Function
Indicates how much image buffer space is available:
A full image buffer is represented by only one light in the display;
An empty image buffer is represented by all lights in the display.
Upper indicator: represents the image buffer for front side images.
Lower indicator: represents the image buffer for rear side images.
Used when inputting a value for the Image Address. When pressed,
it allows a field to remain unchanged.
Used to increment values at a faster rate. Also used to increase a
data value when used with certain functions. Also used when
entering an alpha character in the Image Address Fixed Field.
Used to increment values at a slower rate. Also used to display
additional messages in the Status Display; a blinking cursor appears
over the arrow in the display as an indication that there are
additional messages. Press the right arrow key to display the
additional messages. Also used when entering an alphanumeric
character in the Image Address.
Used to decrement values at a faster rate. It is also used to
decrease a data value when used with certain functions. Also used
when entering an alpha character in the Image Address Fixed Field.
Used to decrement values at a slower rate. Also used to
backspace, delete the last keystroke, or clear messages in the
Status Display. Also used when entering an alphanumeric
character in the Image Address.
Operating keys and indicators
Left Arrow
Down Arrow
Right Arrow
Indicator not in use
Plus Key
Up Arrow
+
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Buffer
Indicators