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LCD BACKLIGHT
Long press the backlight key
to switch the backlight ON/OFF.
DATA HOLD
The Data Hold function freezes the reading in the display. Short press the
H
(Hold) key
to activate/deactivate the Data Hold function.
AUTO POWER OFF (APO)
APO will turn the meter off after 5 minutes of inactivity. The meter will emit five
audible beeps approximately 1 minute before automatically powering off, after which
the meter loudly beeps once as it switches off. To wake the meter, press the
M
button;
no need to turn the rotary switch.
To disable APO, press and hold the
M
button while turning the function switch from
the OFF position to any other position. Five (beeps) will sound indicating that the APO
feature has been disabled. Note that the APO will be re-enabled on the next cycle of
power to the meter.
LOW BATTERY INDICATION
The battery icon will appear when the battery voltage is critical. Replace the battery
before continuing to use the meter.