Keypad
15
Table 1. Key Descriptions
Number Symbol Name & Description
1
O
Power
Press once to turn the Tester on; a test pattern is
displayed briefly. (Test pattern remains displayed
while key is held pressed.) Press again to turn
the Tester off. The Tester sets up to the power-
up configuration each time you turn it on.
2
<
>
Arrow Keys
These keys have multiple uses. Refer to other
areas for specific
<
and
>
descriptions.
3
c
Contrast/Backlight
Tap briefly to adjust contrast (with
<
>
);
tap again to store setting and return to normal
operation. Press and hold
C
for about 1 second
to turn the backlight on or off.
4
M
Screen Mode
Press to cycle the Tester through Waveform,
Harmonics, and Text Screen Modes. You select
the Measurement Function (Volts, Amps, or
Watts) independently of the Screen Mode.
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