Samsung GT-I9500 Service Manual page 91

Level 3 Repair
8. TEMP/Humidity sensor
Abnormal Temp/Humi Sensor part
Check the Voltage
VCC_1.8V_AP = 1.8V
Check the Voltage
Temp/Humi Sensor operate
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Yes
Yes
R822 = 1.8V
R823 = 1.8V
Yes
correctly?
Yes
END
Reconnect SUB PBA and main PBA or
No
No
Resolder U805 or heat over U600
No
8-59
resolider U600
Change SUB PBA