Sharp Mobilon HC-4000

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Setting up the unit
1. Press the release button and open the unit.
2. Press the ON key to turn on the unit.
Note:
The first time you use the unit after purchase, it may take approx. 8 seconds
for the display to come on after pressing the ON key.
3. Adjust the display contrast.
HC-4000/HC-4100 users:
While holding down the key, press the key to darken the
background, or the key to lighten it.
HC-4500 users:
While holding down the key, press the key to darken the
background, or the key to lighten it.
Note:
The first time you use the unit after purchase, its screen may appear to be too
dark or too light. This is not a malfunction. Follow the steps above to adjust
the contrast.