OPPO Reno5 Won’t Turn On repair

OPPO Reno5 Won’t Turn On repair

Machine model: OPPO Reno5
Customer description: mobile phone Won’t Turn On

Test result: mobile phone no booting, no response from power-on current.
Fault analysis: There is no response after power-on and power-on. Generally, the main VCC circuit fault, power-on circuit fault and power chip fault occur.

OPPO Reno5 Won’t Turn On repair figure 1.

Open Xinzhizao Soft software, find the label of OPPO Reno5, find the BTB connector sub-battery, power-on contact and power chip.

OPPO Reno5 Won’t Turn On repair figure 2.

Open OPPO Reno5 Boardview, and find the battery BTB connector, power-on contact and power chip in turn.
First, measure whether the sub-BTB connector and main VCC lines of the battery are Open circuit;
Second, measure whether the boot contact is Open circuit;
Third, measure whether the input and output of the power chip VCC is normal or not.
After measurement, it is determined that the power chip has no output, and the power chip is replaced. At this point, the no booting fault of OPPO Reno5 mobile phone is repaired.