Acer B3-A10 - Page 55

50
12. Microphone issue
NO.
Issue Description
Cause
Solution
1
Acoustic problem
MIC has defects
replace
Miss assembling MIC rubber case
Re-assemble
MB has defects
Repair MB
2
MIC has no sound
MB has defects
Repair MB
13. Battery issue
NO.
Issue Description
Cause
Solution
1
Screen shows
charging but fail
MB has defects
Repair MB
2
Fail to fully charge
Battery problem
replace
MB problem
Repair MB
3
Fail to charge
MB has defects
Repair MB