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Second repair iPhone 6S does not show
Machine model: iPhone 6s
Malfunction: The mobile phone does not display.
Second repair iPhone 6S does not show Figure 1.
Maintenance process:
Received a iPhone 6s from the customer, and the customer described that no display was repaired several times.
First of all, when the motherboard was disassembled, it was found that Inductor had exploded, the chip had burned black, and the tin had exploded, surrounded by small tin beads.
Second repair iPhone 6S does not show Figure 2.
The bottom plate of the removed chip has been burnt out, and a dozen dots have been repaired.
Second repair iPhone 6S does not show Figure 3.
Replace the chip.
Second repair iPhone 6S does not show Figure 4.
Installation test.
Second repair iPhone 6S does not show Figure 5.
All functions of the startup test are normal, and the maintenance is over.
