Vectronix USMC VECTOR 21 Operating & Operator Maintenance Instructions page 49

Troubleshooting (continued)
Problem
The electronic pointing circle
and display are not visible.
The electronic pointing circle is
not visible.
"Lo bAtt" is displayed.
VECTOR ™- USMC VECTOR 21-V.0.3
Possible cause
"niGT" is activated, for use with
a night vision device.
Dioptric is out of focus.
"ErET OFF" is selected (for use
with a glass reticle).
The battery is used up.
Reduced battery performance at
low temperature.
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Solution
Select "niGT OFF" in the
configuration menu (see pages
28, 29).
Adjust dioptric setting
Select "ErET on" in the
configuration menu (see pages
28, 29).
You can still get some readings,
but the battery needs to be
replaced soon.
You can still get some readings,
but the VECTOR or the battery
needs to be warmed up (e.g.
on your body).
Troubleshooting