Night Optics TG-7 Thermal Goggle/Binocular (30Hz) - Manual (Page 16)

AS 3620
LC D
LC D driver
P ower S upply
+3V
LC D
ZOOM
P OLAR ITY
OF F
ON LC D
ON THE R MAL
Video out
D+
D-
E xternal P ower
Low B attery
APPENDIX A: ELECTRONIC BLOCKDIAGRAM