Warning: Incorrect wiring can short and destroy the motherboard. Double-check pinouts.

For this guide, “PhoneBoard” primarily means the diagnostic tool used by professional repair technicians.

A modular PhoneBoard would have:

| Retailer | Typical Price | Notes | |------------------------------|----------------|-------------------------------| | AliExpress / Banggood | $15–$60 | Generic, model-specific | | JCID official store | $80–$150 | High quality, iPhone-focused | | QianLi official | $100–$200 | Best for battery simulation | | DIY (PCB + parts) | $20–$50 | Requires assembly & skill |

Primarily Apple (iPhone/iPad), with select models for Samsung, Huawei, and Xiaomi.

Some advanced boards also include: