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4. TROUBLE SHOOTING
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ͽͶ͑ͺΟΥΖΣΟΒΝ͑ΆΤΖ͑ΟΝΪ͑
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4.14 Proximity Sensor on/off trouble
Proximity Sensor is worked as below :
Send Key click
Î
Phone number click
Î
Call connected
Î
Object moved at the sensor
Î
Control the screen’s on/off operation automatically
Measurement
VREG_MSMP_2.6V
VREG_PROX_2.6V
PROX_OUT
PROX_COMPASS_I2C_SCL / SDA
Object moved at the Proximity Sensor
LCD off?
No
Check PROXI_SDA /
SCL output & Prox_out
No
No
Work well?
START
END
Change the Proximity Sensor U700
No
Yes
Send Key click & call connected
Chang the main board
Yes