Intermec 502O, Руководство пользователя

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5020 Data Collection PC User’s Manual
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2-16
Using the Backlight Key to Adjust the Screen
5020U071.eps
Backlight
key
To turn the backlight on and off
•
Press
2
. Turn the backlight on to more easily see the 5020’s screen in dimly-lit
environments.
Note: You use the battery power at a faster rate with the backlight turned on.
To change the display contrast
•
Press
2
. Each time you press
2
, it makes the display contrast one level
darker.
There are 64 contrast levels. If the contrast is at the darkest level and you press
2
,
the contrast changes to the lightest contrast level.
Note: You can hold down the contrast key for repeated contrast changes.
To change the volume of the audio signals
•
To change the volume of the 5020’s audio signals, press
2
. Each time you
press
2
, it makes the volume one level louder.
There are six volume levels including an off setting. If the volume is at the loudest level
and you press
2
, the volume is turned off. If you press
2
again, the volume
changes to the quietest level.