Audio Failure; Speaker Failure - Huawei Mediapad S7-PRO Maintenance Manual

Principle: The Mediapad power-on system loads the touchscreen driver through the I2C port.
See the following chart for maintenance procedures.

9.8 Audio Failure

9.8.1 Speaker Failure

Diagram of circuits:
2012-07-20
S7-PRO Maintenance Manual (Basic Version V2.1)
Touchscreen failure occurs
Check whether short circuit occurs in U1000
No
Check whether short circuit occurs in U35
No
Check whether short circuit occurs in U19
No
Replace the TP (touchscreen)
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Yes Replace U1000
Yes Replace U35
Yes Replace U19
INTERNAL
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