Operation Manual

V7 Version 3.01 October 2013
Page 36 of 48
Instrument has no internal fuse. 3A external fuse is required! Power supply
cables should use a minimum of 0.5 mm² wires.
8.1 Installing the LXNAV V7
The LXNAV V7 vario should be mounted in a standard 57 mm hole.
Remove rotary knob cap with a knife or flat screw driver, then hold knob and unscrew it.
Remove remaining three screws. Install V7 into the panel, screw back all screws and knob.
Make sure that between knob and panel is some space, to push button.
Be sure that LXNAV V7 is placed far enough from compass. Inside is stepper
motor which generates magnetic field interferences.
8.2 Connecting LXNAV V7
LXNAV V7 is connected to 12V DC power supply. Red wire goes to + positive and blue wire
goes to – ground. If you don’t use V7D (second seat unit). Can connector should be left
terminated with CAN terminator. SC cable is used for external switch, for switching between
climb and cruise mode.
8.3 Cutout of V7