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Level 3 Repair
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3. Barometer Sensor
Check the Voltage
C250 = 1.8V
C246 = 1.8V
Abnormal Barometer Sensor part
END
No
Yes
Check the Voltage
R432 = 1.8V
R433 = 1.8V
No
Yes
Barometer Sensor operate
correctly?
No
Yes
Resolder U206 or heat over U500
Resolder U500 or heat over UCP400
Apply Heat over or Replace U206 using a
Heatgun or change PBA
Yes