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REV 1
CVT-765 USER'S MANUAL
2.0
PRE-TEST SETUP
2.1
Operating Voltages
The CVT-765 can be operated from 100-120 Vac or 220-240 Vac. The proper voltage can be set
using the voltage selection switch on the front panel (see Figure 1).
2.2
LCD Screen Contrast Control
To increase the LCD screen contrast, press and hold the
Release the button when the desired contrast level has been reached.
To decrease the LCD screen contrast, press and hold the
Release the button when the desired contrast level has been reached.
6
[Contrast ∧]
key for two seconds.
[Contrast ∨]
key for two seconds.
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