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HONOR 9X can’t turn on WiFi for repair
Machine model: HONOR 9X
Fault phenomenon: WiFi cannot be turned on after the mobile phone water damage.
HONOR 9X can’t turn on WiFi Figure 1.
Repair process: it was found that there was a resistor corrode on the main board when the machine was disassembled. The diode value at both ends of the resistance was measured, and it was found that there was a big difference between the two ends of diode value.
HONOR 9X can’t turn on WiFi Figure 2.
Compared with Boardview, it is known that this is a Fuse resistor.
HONOR 9X can’t turn on WiFi Figure 3.
HONOR 9X can’t turn on WiFi Figure 4.
Remove corrode resistor directly and carry out short-circuit.
HONOR 9X can’t turn on WiFi Figure 5.
Power on test, mobile phone can turn on WiFi, fault repair.
HONOR 9X can’t turn on WiFi Figure 6.
