Press the
SELECT
button for 1 second or more to
turn on or off the display backlight function. The
backlight will also be turned off automatically after
30 seconds to extend battery life.
In DC voltage and frequency functions, press the
500000
button momentarily to toggle between the 4-
4/5 digits fast mode and the 5-4/5 digits high
resolution stable mode.
500000 high resolution stable mode
Backlighted display
Manual or Auto-ranging
Press the
RANGE
button momentarily to select
manual-ranging mode, and the meter will remain in
the range it was in, the LCD annunciator
turns off. Press the button momentarily again to
step through the ranges. Press and hold the button
for 1 second or more to resume auto-ranging mode.
Note: Manual ranging mode feature is not available
in Hz function.
AUTO
Press the
~Hz
button while turning the meter on to
disable the push button operating beeper feature.
However, the continuity and Jack Beep input
warning features remain.
The hold function freezes the display for later view.
Press the HOLD button momentarily to activate or
to exit the hold function
H
H
Hold
Set Beeper Off
30
Press the
RANGE
button while turning the meter
on to disable the Auto Power Off (APO) feature.
The Intelligent Auto Power Off (APO) mode turns
the meter off automatically to extend battery life
after approximately 17 minutes of no activities.
Activities are specified as: 1) Rotary switch or
push button operations, and 2) Significant
measuring readings of above 10% of range or non-
OL
W
readings. In other words, the meter will
intelligently avoid entering the APO mode when it is
under normal measurements. To wake up the
meter from APO, press the
RECORD
button
momentarily or turn the rotary switch to the OFF
position and then turn back on again. Always turn
the rotary switch to the OFF position when the
meter is not in use.
Intelligent Auto Power Off(APO)
Disabling Auto Power Off
The meter beeps as well as displays
“InErr”
to
warn the user against possible damage to the
meter due to improper connections to the
m
A,
mA, or A input jacks when other function (like
voltage function) is selected.
TM
Beep-Jack Input Warning
31