iPhone 7 Plus rear camera inoperative troubleshooting

Machine model: iPhone 7 Plus
Symptoms: Rear Camera does not work.

iPhone 7 Plus rear camera inoperative troubleshooting Figure 1.

Maintenance process: Test that Rear Camera doesn’t work,Front Camera opens normally, and focus on the related circuits of Rear Camera.

iPhone 7 Plus rear camera inoperative troubleshooting Figure 2.

Dismantle the machine, and observe that there are traces of WiFi chips repaired on the motherboard.

iPhone 7 Plus rear camera inoperative troubleshooting Figure 3.

On the WiFi chip is the component of Rear Camera circuit. If the temperature of the WiFi chip is not well controlled, it is easy to blow Inveracious Soldering into the small component of sealing glue.SMD REWORK STATION subsidized to pick off the vinyl, and found that many Capacitor Inductor were Inveracious Soldering, so replace the missing components or Inveracious Soldering.

iPhone 7 Plus rear camera inoperative troubleshooting Figure 4.

Handle the installation test properly,Rear Camera returns to normal, functions normally, and maintenance ends.

This fault is caused by blowing Inveracious Soldering on small pieces of sealant because the temperature is not well controlled when others are repairing WiFi.