Jizhida Technology JZ PT4 FOUR DROP KIT User manual

JZ_ PT4 FOUR DROP KIT
User manual V1.0
2023.12

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Reading Tips
Symbol Explanation
Prohibited Important Notes
Operation and Usage Tips Vocabulary Explanation, Reference
Information
Download DJI PILOT2 App
During the use of this product, it is necessary to download and install the DJI PILOT2 App.
Scan the QR code to download and install.
Usage precautions
1. After use, please place the device in the storage box to avoid external environmental factors that
may cause the device to malfunction.
2. When mounting items weighing more than 500g, it is necessary to use the gimbal safety lock to
avoid damaging the gimbal bracket.
3. Please ensure that the adapter ring interface and the device surface are dry and free of water
before installing the device.
4. Before using, please make sure that the adapter ring is fully inserted into the aircraft gimbal
bracket.
5. If mounting on a dual-gimbal aircraft, please mount this product on the No. 2 gimbal port, and
DJI products on the No. 1 gimbal port.
6. Please read the precautions in detail.

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Table of Contents
Reading Tips....................................................................................................... 2
Symbol Explanation ........................................................................................................ 2
Download DJI PILOT2 App .............................................................................................. 2
Usage precautions .......................................................................................................... 2
Table of Contents ................................................................................................ 3
Product Overview................................................................................................ 4
Introduction .................................................................................................................... 4
Component Names ......................................................................................................... 4
Installation and Startup ....................................................................................... 5
Supported Aircraft Types ................................................................................................. 5
Installation onto the Aircraft ............................................................................................. 5
DJI PILOT Control............................................................................................... 5
Connecting DJI Pilot App................................................................................................. 5
Function Menu................................................................................................................ 6
Function description ...........................................................................................10
Upgrade....................................................................................................................... 10
Notes........................................................................................................................... 10

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Product Overview
Introduction
JZ_PT4 is a multifunctional airdrop device based on DJI's PSDK (Payload Software Development
Kit). It weighs only 120g. It features four sets of airdrop hooks that can be used in any order, allowing
users to easily attach items without the need for power supply. With DJI Pilot 2, users can monitor
the mounting status in real-time and enjoy features such as single-point arbitrary drop and one-key
quick full drop. The minimum airdrop weight for a single hook on PT4 is 0.1g, and the maximum
airdrop weight is 3kg. JZ_PT4 is compatible with DJI Matrice 350 RTK and DJI Matrice 300 RTK.
Component Names
1. DJI SkyPort V2 Adapter Ring
Connects to the gimbal port of DJI Matrice 350 RTK and DJI Matrice 300 RTK.
2. Active Hooks
Used for mounting and dropping items.

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Installation and Startup
Supported Aircraft Types
1. Supported models: DJI Matrice 350 RTK, DJI Matrice 300 RTK.
2. Please upgrade the firmware of your aircraft device to the latest version.
3. Before use, please ensure that the aircraft is in normal operating condition.
Installation onto the Aircraft
Installation onto the Aircraft
1. Remove the protective cover.
2. Align the white dot on the adapter ring interface with the red dot on the aircraft gimbal
interface,and then insert the device into the mounting position on the aircraft gimbal.
3. Rotate the adapter ring interface to the locked position, aligning the two red dots to secure it.
4. All of the above operations should be performed with the aircraft powered off. First, turn on the
remote controller, and then turn on the aircraft.
DJI PILOT Control
Connecting DJI Pilot App
1. Power on the aircraft and the remote controller, as well as the ground mobile device.
Once connected successfully, DJI Pilot 2 will display the payload name "JZ_PT4".

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2. Once connected successfully, DJI Pilot 2 will display the payload name "JZ_PT4".
Function Menu
key mapping
1、Click on "Manual Flight" and then click on the PSDK button located at the bottom right to bring
up the control widget icons. Alternatively, you can also click on "JZ_PT4" at the bottom right to
access the payload control main interface.

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2、Click on the top right corner to enter the configuration interface. Then, click on the "Remote
Controller Settings" option and select "Customize Buttons" to map the buttons according to your
preferences.
3、To map the button, select the button you want to map and click on it. Then, find the PSDK
option and choose the desired control widget to map to that button.

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control operations
1、There are four mounting positions available, and they can be used in any order. The DJI
Pilot 2 app will display the real-time mounting status of each position.
2、Using the controls in the DJI Pilot 2 app, you can independently drop items in any order
with a simple tap. There is also a one-key full drop function for efficient and quick operation.
You can mount items and manually release them without the need for power.

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3、You can click on the top right corner to enter the configuration interface. From there,
select the PSDK settings option to control operations, view device firmware versions, and
serial numbers.
4、You can map the controls to buttons on the remote controller, or you can perform
operations using the buttons on the remote controller.

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Function description
Upgrade
1. The JZ_PT4 four-stage airdrop system supports online upgrades for DJI Matrice 350 RTK or DJI
Matrice 300 RTK.
2. DJI Assistant 2 software for parameter adjustment on your computer and connect it to the DJI
Matrice 350 RTK or DJI Matrice 300 RTK.
Download link: https://www.dji.com/cn/matrice-300/downloads
3. Select the firmware that you want to upgrade.
4. Wait patiently for the upgrade to complete.
Notes
1、Please store the airdrop system properly and avoid placing the launcher in damp and high -
temperature environments to prevent damage and ensure its proper functioning. If you encounter
such issues, please contact customer support for replacement or repair.
2、DJI Pilot 2 may occasionally experience abnormal display issues, but restarting the software
should resolve the problem.
3、If the airdrop system is not functioning properly due to damage caused by human error during
use, please contact customer support immediately for repair or replacement.