Lcd Display Icons - General LM30 Instruction Manual

LCD DISPLAY ICONS

Full battery
Empty battery
Measurement taken
from top of unit
Measurement taken
from bottom of unit
Laser light on
Addition
Subtraction
USING YOUR DISTANCE MEASURER
POWER SUPPLY
‣ The General LM30 is supplied with two AAA alkaline batteries
‣ To replace batteries remove the battery door at the back
of the device. Place batteries according to polarity and
replace battery door.
‣ For infrequent use please take out the battery to avoid
corrosion to the body of the device.
OPERATION
‣ To turn the unit on press the power on / read button.
‣ To turn the unit off press and hold the clear / back / power off
button for two seconds.
‣ The unit will shut off automatically after 5 minutes without use.
Unit setting
‣ Press the menu button 8 times to enter unit settings.
‣ Press the power on / read button to cycle through the optional
units: m, ft, in, ft & in.
‣ Press the clear / back / power off button to exit unit settings.
Single distance measurement
Area measurement
Volume measurement
Single pythagorean
measurement
Double pythagorean
measurement
History