Huawei Y511-U030 Repair Manual page 66

XXXX The basic version Repair Manual
No sound
Y
Check whether the normal
operating current
Y
The receiver circuit device
without break or weld
Y
Connectivity check each signal
Y
END
2013-09-25
V1.0
N
N
N
华为机密，未经许可不得扩散
internal public
Check the receiver and PCBA
contact is good
Re welding or replace the bad
device
Check the power supply chip,
replace or re welding
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