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15
Table 1. Key Descriptions
Number Symbol Name & Description
1 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 Contrast/Backlight
Tap briefly to adjust contrast (with
);
tap again to store setting and return to normal
operation. Press and hold
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.