Huawei U8510-1 Maintenance Manual page 11

U502 CMOS-8-D
Triggering Device
Failure symptom:
No power on
J901 FPC Connector
Failure symptom:
No power on，Charge
failure ,Ring failure etc
J1402 TF Card Socket
Failure symptom:
TF card failure
U202 Voltage LDO
Failure symptom:
No power on
J1001BTB Connecter
Camera-outer
Failure symptom:
Camera failure
Z4101 BT&WiFi
Ceramics Filter
Failure symptom:
WiFi &BT failure
X4101 Crystal 26MHz
Failure symptom:
WiFi &BT failure
U4104 BT&WiFi
Switch
Failure symptom:
WiFi &BT failure
J102 BTB Connector
Failure symptom:
TP function failure
BOM List is only for your reference, the lasted BOM information is downloaded in the system of
Huawei.
2011-05-28
U8510-1 Maintenance Manual Basic Version V1.0
J1201 Battery Socket
Failure symptom:
No power on,
Charge failure
U4201 BT&WiFi Chip
Failure symptom:
WiFi &BT failure
Huawei confidential. No spreading without permission.
U901 DC-DC chip
Failure symptom:
No power on,
Charge failure
J1101 Earphone
Connector
Failure symptom:
Earphone failure,
Audio failure
Internal
J1401 SIM Socket
Failure symptom:
SIM card failure
U1101 Earphone
Audio PA
Failure symptom:
Earphone failure,
Audio failure
U501 Receiver PA
Failure symptom:
Audio failure
U1201 Semiconductor
Sensor-Accelerometer
& Compass
Failure symptom:
Accelerometer&
Compass function
failure
J1301 BTB Connector
Failure symptom:
Display failure
J902 BTB Connector
Failure symptom:
Keypad failure
U1201 LCD backlight
Chip
Failure symptom:
Backlight failure
J207 IO Connector
Failure symptom:
Charge failure,
Communication failure
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