User ManualTable of Contents1. Introduction62. Latest operating instructions63. Terminology64. Product description65. Symbols76. Intended use77. Delivery contents78. Parts and components89. Dimensions910. Video instructions1011. Firmware1012. Safety instructions1012.1 Persons/Product1012.2 Before commissioning1112.3 During operation1112.4 Outdoor flying locations1112.5 Batteries1112.5.1 General information1112.5.2 LiPo batteries1212.6 Propellers1312.7 Miscellaneous1413. Protect your model1413.1 Safety features1413.2 Accident prevention1413.2.1 Learn from experienced pilots1413.3 Emergency stop1413.4 Lost locator1513.5 LED – Status/Indications1513.6 Electrical/electronic components1514. Getting the Navigator 250 into the air1714.1 Antenna1714.2 Unfolding1714.3 Charge battery1714.4 Install battery1814.5 Calibrating and channel learning1814.6 Installing the propellers1814.7 FPV camera1914.7.1 Camera control and settings1914.8 Video TX2014.8.1 Default channel2014.8.2 Switch channel2014.8.3 Connecting FPV goggles2014.9 Controls2114.10 Fly it2214.11 Status indications2214.12 ArF version2215. EYEControl:Navigator app2215.1 Pairing with Navigator 2502216. Calibration2416.1 Preparation2416.2 How the calibration button works2416.3 Entering calibration mode2416.4 Calibration indicators2416.5 Step 1: Channel learning2516.6 Step 2: Gyro calibration2616.7 Step 3: Compass calibration2616.8 If compass calibration fails2717. Flying the Navigator 2502717.1 Visual inspection2717.2 Placement at start position2717.3 Stick controls2717.4 Flying2717.4.1 Trimming2818. Selecting a flight mode2818.1 GPS mode2818.2 Basic mode2818.3 Expert mode2818.3.1 Summary2818.3.2 Stick control2918.3.3 High and Low rates2919. Selecting agility2920. R.T.H.2920.1 Auto triggers2920.2 Manual trigger3020.3 Procedure3020.4 Fixing the ‘Home’ location3020.5 The importance of the GPS signal3021. Geofence and distance fence3122. Low Altitude Control – Min. height3222.1 Avoid crashes3223. Maintenance, care and repair3223.1 Regular cleaning and maintenance3223.1.1 Cleaning3223.1.2 Maintenance and repairs3223.2 Drift3223.3 After a crash3324. Firmware update3324.1 Preparation3325. Trouble shooting3425.1 Re-binding transmitter and receiver3425.1.1 Preparing the transmitter (Tx)3425.1.2 Binding3425.2 Telemetry data missing3426. Terms3427. Technical data3528. Status indication table3629. Spare parts3830. Compatible accessories3831. Disposal3831.1 General3831.2 Batteries3832. Declaration of Conformity3933. FCC Note3934. Product support4035. Legal notes40Size: 5.01 MBPages: 44Language: EnglishOpen manual