Huawei U9500 Maintenance Manual page 46

U9500 Maintenance Guide
Figure 9-3 Components that might be damaged or short-circuited
Figure 9-4 Components that might be damaged or short-circuited
U1301 Energy meter
chip
J1601 LCD BTB
connector
J1301 Battery
connector
Handling Process
Detailed fault location methods are described as follows:

Issue 1.2 (2012-6-30)
Press the Power key, and listen whether the vibrator vibrates. If the vibrator vibrates, the
LCD is damaged. Change the LCD, and check whether the phone can be powered on.
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9 Troubleshooting
VBATT test points
U401 Dual input and
gate
U902 AP core v oltage
pow er supply
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