Gyroscope Failure - Huawei U9500 Maintenance Manual

U9500 Maintenance Guide
Handling Process
Figure 9-37 shows the process for handling the compass failure.
Figure 9-37 Handling process for the compass failure

9.2.14 Gyroscope Failure

Cause
Figure 9-38 shows the component, damage on which can cause the gyroscope failure.
Figure 9-38 Component that might be damaged
Issue 1.2 (2012-6-30)
Compass failure
Check whether the power
supply voltage on the sensor
is normal.
Y
Does the Compass functions
properly after having U301
replaced?
N
Resolder or replace U301.
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N
Check the power supply circuit.
Y
End
9 Troubleshooting
U2003
Gyroscope chip
64