TCL Alcatel Idol4 - Speaker Issue

L2 Repair Enhance Document TCL Communication Ltd.
Rev.
ONE TOUCH 6055K/P/Y/B/H Level 2 Enhance Repair Document
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1.0
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6.11 Speaker issue
Check whether contact of PCBA
is clean
N
Clean the contact of
PCBA
Check whether speaker is normal
N
Change speaker
Y
No ringing or hands free sound
failure
Y
Replace PCBA
Y