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OPTIONS Data Lock, Contrast Selection
Vista
™
basic Instructions for Use 20/25
950787 Rev H 02/03
DATA LOCK
This features prevents unauthorized use by locking out all keys except ,
,and .
1. Press OPTS until display shows DATA LOCK.
2. Press ON.
3. Press END to return to Continuous Mode.
To Turn Off Data Lock
1. Press OPTS until display shows DATA LOCK.
2. Press the decimal key.
3. Press OFF.
4. Press END to return to Continuous Mode.
CONTRAST SELECTION
This feature allows the contrast of the screen to be changed for best possible
viewing.
1. Press OPTS until display shows CONTRAST SELECTION.
2. Press (+) to increase the contrast (make the text darker). Press (--) to
decrease the contrast (make the text lighter).
3. Press END to return to Continuous Mode.