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1. If SPK without sound ,check U0301,L0310,L0311,SPK Cable.
2. If stereo Handset without sound ,check EINT8_EARPHONE VCC is
1.8V(R0814),if not check
BEAD0801,BAND0803,R0805,R0806,R0807,R0808, 0801.
3. If Handset Microphone without sound ,check
R0801,R0802,R0803,R0804,C0805,C0806
4. If Earphone Microphone without sound ,check BEAD0804,
R0810,R0811,U331
Troubleshooting 7 : audio problem
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