EOTech CNVD-T2 Clip-On Night Vision Device - Thermal 2 - Manual (Page 54)

3-2
3.1 TROUBLESHOOTING (Continued)
Table 3-1. Troubleshooting Procedures (Continued).
Symptom Malfunction Corrective Action
2. Poor or
degraded image.
a. Battery power is low. a. Install fresh batteries
(section 2.2).
b. Not focused for viewing
distance being observed.
b. Focus objective lens
(section 2.9).
c. CNVD-T2 requires
calibration.
c. Perform a calibration
(section 2.16).
d. Objective lens and/or
eyepiece obscured by dirt,
dust or grime.
d. Remove night adaptive filter
/ demist shield; clean objective
lens and eyepiece
(section 3.2).
e. Night adaptive filter /
demist shield scratched,
cracked, or obscured by
dirt, dust or grime.
e. Clean night adaptive filter /
demist shield (section 3.2).
Replace if necessary.
3. Display is on
but no thermal
image is present.
a. Objective lens cover
installed over objective
lens.
a. Flip up objective lens cover
(section 2.4).
b. Not focused for viewing
distance being observed.
b. Focus objective lens
(section 2.9).
c. Brightness setting too
low.
c. Adjust brightness setting
(section 2.7).
d. CNVD-T2 requires
calibration.
d. Perform a calibration
(section 2.16).
e. Contrast setting
improperly adjusted.
e. Place CNVD-T2 in auto-
gain mode (section 2.8).
4. No reticle is
visible.
a. Brightness setting too
low.
a. Adjust brightness setting
(section 2.7).
b. Reticle is not turned on. b. Turn reticle on
(section 2.18).
c. Reticle intensity set too
low.
c. Adjust reticle intensity
(section 2.17).