4. TROUBLE SHOOTING
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4.16 Compass or Accelerometer Sensor on/off trouble
When the compass or accelerometer sensor does not work, the reason is chip problem. If the motion sensor IC is
damaged, it will do not work even thought power is supplied and OMAP4430 controls normally. Therefore if the motion
sensor is damaged, change the motion sensor IC or main board.
Check the digital cpmpass
& Accelerometer sensor
Function is OK?
END
No
No
START
Check the VSEL_1.8V
TP1(C830)
No
Change the Chip
Function is OK?
Accelerometer woeks
END
Yes
Check Accelerometer test
& Implement the Calibration on the
hidden Menu
No
No
Change the main board