DJI Phantom 4 Knowledge Quiz Welcome to your DJI Phantom 4 (1) What is the weight of a DJI Phantom 4 including battery and propellers? (A) 1216 gm (B) 1280 gm (C) 1380 gm (D) 2845 gm None (2) The vision system looks in which of the following directions? (A) Forward and down (B) Forward, down and back (C) Forward, left, right and down (D) Forward, back, up and down None (3) Over what height range does the vision system operate? (A) 0 - 5 metres (B) 0 - 10 metres (C) 0 - 15 metres (D) 0.7 - 25 metres None (4) Over what range does the vision system detect obstacles? (A) 0 - 5 metres (B) 0 - 10 metres (C) 0.7 - 15 metres (D) 0 - 50 meters None (5) In what frequency range does the Phantom 4 control transmitter operate? (A) 433.0 - 433.6 Mhz (B) 915 - 918 Mhz (C) 2.400 - 2.483 GHz (D) 5.236 - 5.648 GHz None (6) What voltage and cell structure is the Phantom 4 battery? (A) 11.4V (3S) (B) 12.6V (3S) (C) 15.2V (4S) (D) 16.8V (4S) None (7) What is the energy rating of the Phantom 4 battery? (A) 68 Wh (B) 81.3 Wh (C) 99.9 Wh (D) 122.7 Wh None (8) What is the operating temperature range of the Phantom 4 battery? (A) -5<sup>o</sup>C to + 30<sup>o</sup>C (B) -10<sup>o</sup>C to +40<sup>o</sup>C (C) -15<sup>o</sup>C to +50<sup>o</sup>C (D) -20<sup>o</sup>C to +50<sup>o</sup>C None (9) What are the 3 operating modes of the Phantom 4? (A) Manual Mode, Program Mode and Altitude Hold (B) P-Mode, S-Mode and ATTI Mode (C) Program Mode, Sport Mode and Manual Mode (D) Fly By Wire-A, Fly By Wire-B, Loiter and Altitude Hold None (10) In which operating mode can the advanced flight modes be selected? (A) P-Mode (B) S-Mode (C) Loiter (D) ATTI None (11) What system on the Phantom 4 is disabled when operating in S-Mode? (A) Obstacle Sensing (B) Barometer (C) Stabilisation (D) GPS None (12) What systems are used to control the position of the Phantom 4 in ATTI mode? (A) Barometer and GPS (B) Barometer only (C) Barometer and Vision System GPS only None (13) In S-Mode, what minimum braking distance is required in windless conditions? (A) 10 meters (B) 25 metres (C) 50 meters (D) 75 metres None (14) What flight characteristics of the Phantom 4 are significantly increased in S-Mode? (A) Speed and control responsiveness (B) Speed, maximum descent speed and control responsiveness (C) Speed, braking distance, maximum descent speed and control responsiveness (D) No flight characteristics are altered in S-Mode None (15) What is the meaning of the Aircraft Status Indicator if it is slowly flashing Yellow? (A) Ready for takeoff - all systems functioning (B) Safe to fly in ATTI but no GPS available (C) Safe to fly in ATTI but no GPS or VPS available (D) Safe to fly in P-Mode but no GPS or VPS available None (16) What is the meaning of the Aircraft Status Indicator if it is alternately flashing Red and Yellow? (A) Safe to fly in ATTI but no GPS or VPS available (B) Safe to fly in ATTI but no GPS available (C) IMU Calibration required (D) Compass calibration required None (17) What types of Return to Home (RTH) are available on the Phantom 4? (A) Low Battery RTH and Failsafe RTH (B) Smart RTH, Low Battery RTH and Failsafe RTH (C) Smart RTH and Low Battery RTH (D) Low Battery RTH only None (18) What height does the Phantom 4 initially climb to when a return to home is triggered? (A) 10 meters (B) 20 meters (C) 30 meters (D) What ever has been defined by the user None (19) Within what distance of the home point will the Phantom 4 land immediately if a RTH is triggered? (A) 10 metres (B) 20 metres (C) 50 metres (D) 100 metres None (20) What factors are considered by the flight controller when determining the trigger point for a low battery RTH? (A) Distance from the home point (B) Altitude and distance from the home point (C) Battery temperature, altitude and distance from the home point (D) Wind, battery temperature, altitude and distance from the home point None (21) Is the Obstacle Avoidance System enabled during a RTH? (A) Only in Failsafe RTH mode (B) Only in Smart RTH mode and can sense obstacles in all directions (C) Only in Smart RTH mode and can sense obstacles in front, behind, beside and below only (cannot avoid obstacles above) (D) Only in Smart RTH mode and can sense obstacles in front, beside and below only (cannot avoid obstacles above or behind) None (22) When in a RTH mode what action can be taken to initiate an immediate return to home without further climb? (A) Move the left stick on the controller (only works once established above 20 metres) (B) Move the right stick on the controller (only works once established above 20 metres) (C) Move the left stick on the controller (works at all levels) (D) Move the right stick on the controller (works at all levels) None (23) What condition is required for the Obstacle Sensing System to work? (A) Sufficient lighting (B) Sufficient distance from the obstacle (C) S-Mode must be selected (D) Low ambient noise levels None (25) Can you control the position of the Phantom 4 whilst it is ascending to its failsafe altitude? (A) Yes (B) No (but you can exit ascending by clicking the RTH button once) (C) No (but you can exit ascending by clicking the RTH button twice) (D) No (but you can exit ascending by moving both controller sticks to outside bottom positions) None (24) What control over the aircraft's position do you have if it enters 'Land Now' mode? (A) You can position it as usual after disabling 'Land Now' mode (B) You have normal positioning control but cannot stop it descending (C) None, you can only control its orientation (D) Movement is restricted to within a 50 metre radius None (26) Phantom 4 batteries will only charge when within what temperature range? (A) -5<sup>o</sup>C to + 50<sup>o</sup>C (B) -5<sup>o</sup>C to + 40<sup>o</sup>C (C) +5<sup>o</sup>C to + 30<sup>o</sup>C (D) +5<sup>o</sup>C to + 40<sup>o</sup>C None (27) What level does the auto-discharge feature of the batteries discharge them to? (A) < 35% (B) < 50% (C) < 65% (D) < 75% None (28) How long does it take for the auto-discharge feature to discharge the battery to storage state? (A) Approximately 1 day (B) Approximately 2 days (C) Approximately 4 days (D) Approximatelt 7 days None (29) Under what conditions will the auto-discharge feature commence discharging a battery? (A) Battery has been over-charged (B) Battery is exposed to temperatures greater than 40<sup>o</sup>C (C) Battery has been idle for more than 10 days (D) All of the above None (30) After what time period does a Phantom 4 battery enter 'Sleep Mode'? (A) 10 minutes (B) 15 minutes (C) 20 minutes (D) 30 minutes None (31) What is the optimal operating temperature for a Phantom 4 battery? (A) Above 0<sup>o</sup>C (B) Above 5<sup>o</sup>C (C) Above 10<sup>o</sup>C (D) Above 20<sup>o</sup>C None (32) Is there a limit to the number of charge / discharge cycles that a Phantom 4 battery may be used for? (A) Yes (B) No (C) Depends on the aircraft configuration None (33) How do you check the remaining life of a Phantom 4 battery? (A) Check in the DJI Go App (B) Check the telemetry log (C) With the battery switched on, press and hold the power button for 5 seconds (D) With the battery switched off, press and hold the power button for 5 seconds None (34) What is the maximum speed in 'Point of Interest' mode? (A) 4.2 m/s (B) 10 m/s (C) 20 m/s (D) Depends on the radius of the orbit None (35) What happens if the remote control transmitter signal is lost whilst operating in 'Point of Interest' mode? (A) The Phantom 4 will continue orbiting around the subject until Low Battery RTH is triggered. (B) Commences a Smart RTH immediately (C) Commences a 'Land Now' immediately (D) Enters failsafe RTH Mode None (36) What is the maximum speed in 'Follow Me' mode? (A) 4.2 m/s (B) 7.5 m/s (C) 10 m/s (D) 20 m/s None (37) What modes are available for capturing images with the Phantom 4? 1. Single shot. 2. HDR 3. Burst shooting: 3/5/7 frames. 4. Auto Exposure Bracketing (AEB): 3/5 Bracketed frames at 0.7EV Bias. (A) 1, 2 & 4 (B) 1, 3 & 4 (C) 1, 2 & 3 (D) 1, 2, 3 & 4 None (38) What is the KV rating of the Phantom 4 motors? (A) 600 kv (B) 800 kv (C) 1000 kv (D) 1200 kv None (39) How many IMU and compasses are used in the Phantom 4 control system? (A) 1 x IMU and 1 x compass (B) 1 x IMU and 2 x compasses (C) 2 x IMU and 2 compasses (D) 3 x IMU and 3 x compasses None (40) When should the Phantom 4 propellers be changed? (A) When bent or damaged (B) When they have completed 200 flight cycles (C) When the are bent or damaged or have completed 500 flight cycles (D) They don't ever need to be replaced None Time's up