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Users Manual
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Troubleshooting
See Table for solutions to possible problems during Product
operation.
Table 4. Troubleshooting
Symptom Cause
Action
--- (on
display)
Target temperature
is over or under
range.
Select target within
specifications.
Low batteries
Replace batteries*
Blank
display
Product is asleep
Possible dead
batteries
Pull trigger
Replace batteries*
Laser does
not work
Low or dead
batteries
Ambient temperature
is above 40
°
C
(104
°
F).
Replace batteries*
Use in area with
lower ambient
temperature.
Inaccuracy
Possible incorrect
emissivity setting,
field of view, or spot
size.
See “Emissivity”,
“Field of View” and
“Distance and Spot
Size” sections.
Settings
such as
emissivity,
date/time,
F/C, and
saved data
lost
Battery dead or not
replaced in
<1 minute of
removal.
Reset settings.
Replace batteries
as soon as low
battery indicated.
Exchange the
batteries within
one minute of
removal. *
*For details about battery replacement, please refer to page 23.
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