To fully diagnose smartphone problems, it is extremely important to know the location of the connectors on the motherboard. It is necessary to understand which of the elements:
connects to a specific connector on the Board. During the BGA soldering courses, we study the diagnostics of the Board with a multimeter in great detail, including the measurement of voltage drop.
Iphone 7 connectors
Connector for connecting the front camera loop. The alphanumeric designation of the connectors is aligned with Zillion X Work.
J4503 FOREHEAD FLEX CONNECTOR
To connect a Wi-Fi antenna
UAT TUNER FLEX
Connector for rear camera
J4501
Connector for connecting the loop of the power button (Power) and volume buttons (Volume)
J4504 COMBINED BUTTON FLEX CONNECTOR
Connector for battery connection
J2201 BATTERY CONNECTOR
Connection to the system Board ribbon cable
J4101 DOCK FLEX CONNECTOR
Connecting the display module and touch screen
J4502 DISPLAY TOUCH FLEX CONNECTOR
Connector for connecting the Home button
J3801 MAMBA AND MESA CONNECTOR
In order to learn how to correctly and quickly diagnose the boards of phones and tablets, you need to start with the basics of circuitry and start using ZXW.