1. First-Time Setup Guide

The most frequently recurring class of support ticket is a new user hitting a preventable blocker within the first hour of unboxing. Every item below belongs in a prominent Quick-Start or First-Time Setup page.


1.1 Power Cabling

The DCS kit ships without soldered power cables. Before you can power the board from a battery or lab supply you must prepare your own cable.

  • Recommended connector: XT60 (or TX60) for VDD MAIN

  • Solder the cable to the VDD MAIN pads on the top side of DCS2.PDB_Default (right-hand side of the board — see connector-orientation diagram in the PDB docs)

  • For bench development, connect a lab power supply set to 9–26 V at the same VDD MAIN pads

  • The DCS2 default PDB is rated to approximately 50 A on the main input at up to 26.5 V


1.2 Power-On Procedure

If using the DCS2.PDB_Default:

  • Connect your power source to VDD MAIN

  • Press and hold the power button on the PDB for several seconds until the system begins to boot

  • The EXT.BTN connector on the PDB accepts an external button or switch — wire to this to avoid reaching into the airframe

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Note:

CONTROL connector signals (MOD_SLEEP, FORCE_RECOVERY, SLEEP/WAKE) on the Pilot board are for Orin-level control only and are separate from EXT.BTN. They can be left floating in normal operation. EXT.BTN switches all PDB power rails except the MCU supply rail.


1.3 Cube Autopilot — Firmware Required

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To flash firmware for the first time:

  1. SSH into the Jetson (default: ssh [email protected] when connected over dev USB)

  2. Switch the USB bus from Jetson to the Cube:

  1. Connect the Cube's micro-USB port directly to your PC. Open Mission Planner or QGroundControl and flash the desired ArduCopter / ArduPlane release. No Airvolute-specific firmware build is required for standard configurations.

  2. After flashing, set SERIAL2_BAUD = 921600 in ArduPilot parameters (default is 57600).


mavlink-router is the recommended way to forward MAVLink from the Cube to a ground station. It is NOT installed by default.

Recommended main.conf for dev-USB connection (GCS on 192.168.55.100):

If connecting over Wi-Fi or Ethernet, change the GCS Address to your host IP. For broadcast to any address on the subnet, use the subnet broadcast address (e.g. 10.223.255.255).

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Note:

The av-mavlink-configuration package (service av-mavlink-configuration.service) runs on boot and writes MAVLink stream-rate parameters to the Cube. If you need to customise stream rates, edit /etc/av-mavlink-configuration/config.yaml rather than changing parameters via a GCS — GCS connections may also reset stream rates depending on QGC's 'All stream rates controlled by vehicle' setting.

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