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The backlight function illuminates the display and is used when the ambient light to too low to permit viewing
of the displayed readings.
Press the
(HOLD) button for one second to turn the backlight on and press the button a second time to
turn the backlight off.
REL (relative value measurement )
REL key is the relative measurement key that acts with trigger . Except Hz/Duty , Diode and
continuity , other functions can do the relative value measurement.
Manual Ranging
The meter turns on in the autoranging mode. Press the Range button to go to manual ranging. Each press
of the range button will step to the next range as indicated by the units and decimal point location. Press and
hold the Range button for two seconds to return to autoranging. Manual ranging does not function in the AC
Current , Diode and Continuity check functions
Battery Replacement
1. Remove the one rear Phillips head screw
2. Open the battery compartment
3. Replace the Requires one "9V" battery (NEDA1604, 6F22 006P)
4. Re-assemble the meter
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