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Key Descriptions
Most of the keys are self-explanatory. Letter keys produce letters, number keys produce
numbers. Keys that perform special functions are described in
Key Name
Shift
Alpha
Alpha Shift (trigger key)
Func
Ctrl
Enter
Lamp
Clear (Escape)
Dark
Light
Trigger keys
Table 4-1. Special Keys
Changes letter and number keys to punctuation marks and symbols
(e.g., pressing <Shift + 5> on a 35-key keyboard produces a % sign).
Shifts the keyboard to produce alphabetic characters. Uppercase only
on 35-key; upper and lowercase available on the 46-key terminal.
Shifts the keyboard to produce alphabetic characters when held down
continuously. Selectable by the operator. The corresponding key on
the other side key becomes the active scanner trigger.
Function key. Invokes special keyboard functions.
Control key. Generates control characters.
U
sually pressed after typing data or a command.
Turns on the backlight
Depending on the application, completely or partially escapes from an
application level or screen, or clears data entered in a field.
Following Func, darkens the display (increases contrast).
Following Func, lightens the display (reduces contrast).
Activates the scanner. Selectable by the operator. The corresponding
key on the other side key becomes the Alpha Shift.
Operating the PDT 3100
Table 4-1 on page
Description
4-13.
4-13
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