Speaker Failure - Nokia 2228Arte Service Manual

RM-377
BB Troubleshooting and Manual Tuning Guide

Speaker Failure

a. Check melody function by #190# test mode.
b. Change a new component to confirm speaker failure or not.
c. Check R750, R751, L702 and L704 were soldering well. R708 shall be has BATT_VDD power input.
d. Check R715 has a 24MHz clock signal when melody playing. If not, QSC6030 failure
e. Has ring tone playing by speaker on system turn-on? If not, melody IC failure. (U700)
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