3. Barometer
Abnormal Barometer Sensor part
Check the Voltage
C1114 = 1.8V
C1134 = 2.85V
Check the Voltage
R722 = 1.8V
R723 = 1.8V
Barometer Sensor operate
correctly?
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Yes
Yes
Yes
Yes
END
No
Heat over U900 or Replace U900
No
Resolder R722, R723
Apply Heat over U1103 or Replace U1103
No
using a Heat-gun
8-39
Level 3 Repair