| Pin | Name | Function Description | | :--- | :--- | :--- | | 1 | | Input voltage (4.5V to 8V, typically USB 5V) | | 2 | GND | System ground | | 3 | BAT | Battery positive connection (to 3.7V cell) | | 4 | PROG | Charge current programming (resistor to GND) | | 5 | CHRG | Open-drain charge status output (LED indicator) | | 6 | OUT | Output to load (protected 4.2V) |
is a powerful, professional-grade software platform designed to assist in the troubleshooting and repair of complex electronic devices, including smartphones (iPhone, Android), tablets, laptops, and more. It provides, on the official website , highly detailed circuit diagrams and, according to AliExpress product details , bitmap files that map out every component on a motherboard, enabling precise tracing of signals and voltage lines. xin zhi zhao schematic
The name "Xin Zhi Zhao" (新智兆) refers to a Shenzhen-based semiconductor design house. Their chips are typically marked with logos or codes that are often scratched off or poorly printed, leading hobbyists to search for the to reverse-engineer the board. | Pin | Name | Function Description |
Serving as a massive repository of engineering data, the software eliminates guesswork during motherboard-level repairs. By integrating circuit diagrams, high-resolution multi-layer bitmaps, and real-world hardware solutions, XinZhiZao allows professionals to quickly isolate faults, trace short circuits, and verify power rails across hundreds of device configurations. Core Capabilities of XinZhiZao Their chips are typically marked with logos or
: You can add annotations to PCB drawings. These are stored in the cloud and can be shared with other technicians via a link or account ID.