Sangean ATS-909X Service Manual page 27

(4) Speaker have not voice output
Check whether the speaker is normal.
YES
Check whether the connect wires one
open from PCB to speaker.
NO
Check whether earphone action is normal
while an earphone plug in to JK5.
NO
Check the circuit of IC6 and IC7.
YES
Check the circuit of volume and tone
control VR1 and SW2.
YES
Check the preamp circuit of IC5.
YES
Check the mute circuit Q48 and Q49.
NO
Change the speaker.
YES
Check JK5.
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