What is the iPhone 14 Pro Logic Board?
The motherboard is the main circuit board that connects all essential components, including:
A16 Bionic chip (CPU & GPU)
RAM & internal storage (128GB–1TB)
5G modem, Wi-Fi & Bluetooth
Camera & Face ID system
Power management & charging IC
It acts as the “brain” of the phone, controlling all operations.
Common Motherboard Problems
Phone not turning on (dead device)
Boot loop / stuck on Apple logo
No signal or SIM issue
Not charging
Overheating
Face ID / camera not working
Severe damage (water, drop, IC failure) often requires board-level repair or replacement.
Apple Lab Service (New Eskaton Branch)
Location
Apple Lab (New Eskaton Branch)
3/1201 Eastern Tower, 51
Holding No. 51 (Old 20), New Eskaton Road,
Dhaka