9
same reason, we recommend that you remove flat
batteries immediately.
Function test / Self test:
Test the voltage tester on a known source.
Warning: To avoid electric shock, disconnect
the test leads from any source of voltage
before turn on the self-check test function.
The “!” LED will light on when there is a
voltage over 50V, even if the battery is low or
if the battery has been removed.
When press “Autotest” button, all the
bargraph will must be light on, and LCD
display “000” ,and The continuity test’s LED
(6) will light on, buzzer sound. This shows
the tester self-test was done.
Measuring Point Lighting
The voltage tester has a battery-operated
measuring point lamp. Press button (8) to switch
this lamp on. The lamp stays on
as long as this button is kept pressed. When the
button is released, the lamp goes off.