EOTech CNVD-T (SU-232/PAS) Clip-On Night Vision Device - Thermal - Manual (Page 44)

3-2
3.1.4 CNVD-T Housing . Inspect the CNVD-T housing for
any signs of damage including cracks, missing parts, and
any other visible defects. Rinse the CNVD-T housing with
water and wipe clean with a soft cloth. Clean around buttons
and attachment points with a cotton swab.
3.1.5 Video Jack . Inspect the video jack for corrosion, dirt
and damage. Gently remove any large particles of foreign
matter and clean the contacts with a cotton swab and
isopropyl alcohol.
3.2 TROUBLESHOOTING PROCEDURES
The procedures below will help the operator correct some of
the basic problems that may arise with the CNVD-T during
operation. If the equipment malfunction is not listed, or the
actions listed do not correct the fault, refer to section 3.4 for
additional guidance.
a. No display is present when turning on the CNVD-T.
(1) Ensure the CNVD-T is not in Standby Mode by
pressing any of the arrow buttons.
(2) Adjust display brightness per section 2.8.
(3) Adjust contrast setting per section 2.9.
(4) Cycle the power button.
(5) Verify that the batteries are properly installed per
paragraph 2.2.2.
(6) Replace existing batteries with fresh batteries.
(7) Clean the battery compartment per paragraph
3.1.2.
b. Display is on but no image is present.
(1) Flip open the objective lens cap.
(2) Focus on an object in the distance.
(3) Adjust display brightness per section 2.8.