This article outlines the step-by-step process for safely removing and installing GPS antennas to ensure accuracy and prevent damage during the procedure on the J100.
GPS Antenna Removal and Installation Procedure Video
Click Here for troubleshooting antennas article so you can identify Which antenna is needing replaced.
First locate left or right antenna, (if you were sitting on top on the drone facing forward, same direction as the drone the left is your left, and right is your right)
Key Steps
1. Disconnect Coax Cable 1:00
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Locate the coax cable connected to the left antenna.
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Carefully unplug the coax cable without twisting or yanking to avoid damaging the wire.
2. Remove Antenna Mounting Screws 1:48
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Identify the two screws securing the antenna to the frame:
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One screw on the top side of the frame.
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One screw on the bottom side of the frame.
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Remove both screws using a screwdriver.
3. Detach the Antenna from the Bracket 2:39
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Gently pull back the front cowling to release the tabs holding the antenna bracket.
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Angle the antenna to about 45 degrees to unclip the tabs.
4. Unplug the Flight Controller Cable 3:13
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Locate the cable connected to the flight controller.
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Press the tab located on the bottom of the connector to release it.
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Carefully pull the connector out while holding the base of the wires.
5. Install New Antenna (Reverse Steps) 4:04
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Plug the flight controller cable back in, ensuring the pins are not bent.
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If needed, apply a small amount of dielectric grease to the gasket to ease installation.
Ensure that the proper Antenna is being installed, as the right and left are different.
Click Here for J100 Main-Antenna Assembly (Left)
Click Here for J100 Sub-Antenna Assembly (Right)
6. Position the Antenna 5:10
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Align the antenna at a 45-degree angle.
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Ensure the notch on the antenna bracket fits into the designated slot.
7. Secure the Antenna 6:09
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Reinstall the screws into the frame, using a small amount of lock tight if necessary.
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Align the screws by referencing the other screw hole for proper placement.
8. Reconnect the Coax Cable 7:54
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Align the notch on the male side of the coax cable with the latch on the female side.
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Press together until you hear a click, indicating a secure connection.
9. Replace the Front Cover 8:10
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Reinstall the front cover of the unit to complete the process.
Cautionary Notes
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Be careful when handling cables to avoid bending or breaking them.
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Ensure that all connections are secure to prevent operational issues.
Tips for Efficiency
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Use a magnetic screwdriver to avoid losing screws during the process.
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Keep a small container handy for screws to prevent misplacement.
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If you encounter resistance while unplugging cables, check for any additional tabs or clips.
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