1. Introduction
The QIANLI iBridge A3 is a versatile tail plug comprehensive analysis tester designed for diagnosing charging port errors in various mobile devices. It supports both Lightning and Type-C interfaces, making it compatible with a wide range of smartphones and laptops, including models from iPhone, HUAWEI, Samsung, XIAOMI, and OPPO.
This device offers a full pin scan of the tail plug FPC (Flexible Printed Circuit) and charging circuit, enabling efficient troubleshooting without requiring disassembly of the device.
2. Product Overview
The iBridge A3 is a compact and portable tool featuring an HD screen display. It includes a built-in battery, allowing for detection without the need for an external power source. The device is equipped with high-quality connectors designed for durability and responsive contact even after rigorous plug-and-unplug testing.


3. Specifications
| Attribute | Value |
|---|---|
| Brand | QIANLI |
| Model Number | Qianli iBridge A3 |
| Product Size | 72.4*53.6*14.2MM |
| Net Weight | 36.7g |
| Package Size | 81*67*18mm |
| Gross Weight | 48.4g |
| Material | Plastic |
| Type | Combination (Measuring Set) |
| DIY Supplies | Electrical |
| Package | BOX |
| High-concerned chemical | None |
| Current/Voltage Detection | Within 30V/5A (Type-C only) |

4. Setup
- Unboxing: Carefully remove the iBridge A3 from its packaging.
- Initial Power Check: The device has a built-in battery and can operate without external power. Ensure it has sufficient charge for use.
- Interface Selection: Identify the appropriate connector (Lightning or Type-C) for the device you intend to test.

5. Operating Instructions
5.1 Power On/Off
- To turn the device ON or OFF, long-press the toggle switch/pressing button for 2 seconds.
5.2 Basic Detection
- Connect Device: Plug the appropriate connector (Lightning or Type-C) of the iBridge A3 into the tail plug of the smartphone or laptop you wish to test.
- Automatic Scan: The iBridge A3 will automatically scan and detect the tail plug. It features auto-recognition and interface rotation for convenience.
- Retest: If you need to re-run the test, simply press the toggle switch/pressing button once.


5.3 Interface Navigation and Settings
- Change Interface: Toggle the switch to navigate between different detection and setting interfaces on the display.
- Confirm Selection: Press the switch to confirm a selection within the settings menu.
- Auto-Rotate Setting: For automatic interface rotation, ensure the "Auto-rotate" option is selected in the setting interface.


5.4 Current and Voltage Detection (Type-C)
- For Type-C interface devices, the iBridge A3 can monitor current and voltage within 30V/5A.
- Upon connection, it will detect and display values for VBUS, IBUS, PWR, D-, D+, CC1, and CC2 lines.
- Note: This specific function is only available when testing Type-C interface devices.

5.5 Demonstration of Use

This video provides a general overview of Bresun products, including various repair instruments. While not exclusively focused on the iBridge A3, it demonstrates the brand's range of tools.
6. Maintenance
- Cleaning: Keep the device clean and free from dust and debris. Use a soft, dry cloth for cleaning.
- Storage: Store the iBridge A3 in a dry environment, away from extreme temperatures and direct sunlight.
- Handling: Handle the device with care to avoid physical damage. The high-quality connectors are designed for durability, but proper handling will extend their lifespan.
- Battery: Recharge the built-in battery as needed. Avoid fully discharging the battery for extended periods.
7. Troubleshooting
- Detection Failure: If the device fails to detect the tail plug or shows unexpected readings, press the toggle switch/pressing button once to retest. The device is designed to automatically lock charging faults and allow for easy retesting.
- Interface Rotation Issue: If the auto-recognition and interface rotation feature is not working as expected, check the device's settings to ensure "Auto-rotate" is enabled.
- No Power: If the device does not power on, ensure the built-in battery is charged. Connect it to a power source if necessary.
8. User Tips
No specific user tips are available from reviews or Q&A for this product at this time.
9. Warranty and Support
Specific warranty information for the QIANLI iBridge A3 is not provided in the available product data. Please refer to your retailer or the manufacturer's official website for detailed warranty terms and conditions.
Contact Information for Support:
- WhatsApp: +86 18676220940
- Wechat/TEL: +86 18676220940
- Email: hello@bresun.net





