11
TROUBLE SHOOTING
Code
Problem
Action
OL
Target temperature is
over range
Select target
within
specifications
-OL
Target temperature is
under range
Select target
within
specifications
Battery
indication
Low battery
Check and/or
replace battery
Blank display
Possible dead battery
Check and/or
replace battery
Laser doesn’t
work
1.Low or dead battery
2.Ambient temperature
above 40°C (104°F)
1.Replace
battery
2.Use in area
with lower