Psion Teklogix Vehicle-Mount Computer 8255, User Manual, Page: 147 / 348

Teklogix 7035, 8255 & 8260 Terminals User Manual
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Chapter 7:Setting Parameters
Key Click
Contrast
Note: The “Contrast” parameter is not available for 8255 terminals equipped
with vacuum fluorescent displays.
This parameter is used to adjust the terminal screen contrast. The allowable range is
-5 to 5. The higher the value assigned, the darker the screen contrast.
7.5.2 Key Click
The parameters in the Key Click sub-menu are used to adjust the sound emitted
from the terminal when a key is pressed. When “Key Click” is set to Y, an audible
sound is emitted from the terminal with each key pressed. Setting this parameter to
“N” disables the key click sound.
Tone
The value entered in the “Tone” parameter determines the frequency of the key
clicks and is measured in Hz. The allowable range is 200 to 5000. The higher the
value, the higher the pitch.
Duration
The value entered in the “Duration” parameter measures the length of time a sound
is emitted when a key is pressed and is measured in milliseconds. The allowable
range is 25 to 150.
7.5.3 One-Shot Mode
The “One Shot” menu allows you to configure the behaviour of the modifier keys
listed. The available options are
Lock
,
1 Shot
and
1 Shot/Lock
.
Tone 2675 200-5000
Duration 75 25-150
Range
Key click
Orange Key Lock see text
Blue Key 1 Shot/Lock see text
Alt Key 1 Shot/Lock see text
Shift Key 1 Shot/Lock see text
Ctrl Key 1 Shot/Lock see text
Range One Shot Mode