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2019
DJI All Rights Reserved.
9
EN
Blinks red once
continuously
D.D.D…
The battery in the corresponding position is not
correctly connected or an unauthorized battery is
connected (this warning will only appear 10 seconds
after the battery is connected).
Blinks red twice
continuously
DD.DD.DD…
The connector short-circuited. Please check the
battery or the battery charger.
Solid red
DDD.DDD…
Critical error detected.
Note: The quick charge or slow charge indicator will remain solid during charging.
If the status LEDs do not light after the batteries and the power outlet are correctly connected,
there may be a problem with the battery charger. In this situation, the warning indicator will
light to indicate the following abnormalities:
Warning Indicator
Warning Sound
Description
Solid red
/
Self-diagnosis abnormal
Solid yellow
/
The input voltage is too low
Blinks yellow twice continuously
/
The fan of the 4850 module is abnormal
Blinks yellow three times continuously
/
The battery charger fan is abnormal
Blinks red once continuously
D.D.D……
The 4850 module is abnormal
Solid red
DD.DD.DD……
Main board is abnormal
If there are any abnormalities, please connect the battery charger to a remote controller and run
the DJI MG app to see more information. If the DJI MG app indicates that a module is abnormal or
broken, please contact DJI or a DJI authorized dealer.
Firmware Update
Follow the instructions below to update the firmware using the DJI MG app. Users will be notified
through the app when firmware updates are available.
1. Connect the battery charger to a remote controller using a USB Type-C cable and connect the
battery charger to a power outlet.
2. Power on the remote controller, and press the Power button on the operational panel to power
on the battery charger.
3. Run the DJI MG app, and follow the prompts to update the firmware. Make sure your remote
controller remains connected to the internet while updating.
Before using the battery, make sure there are no obvious defects on the ports or cables
of the battery charger (e.g., jams, breakages, or short circuits).
DO NOT connect the batteries while updating the battery charger’s firmware.
DO NOT disconnect the battery charger while updating the battery charger’s firmware.
Retry update if update fails.
Storage and Maintenance
