Troubleshooting
If there is no soldering problem, check each
IC's waveform and change the IC that have problem
5-10
Audio input/output error
The powers supplied to each
Audio ICs are normal?
Yes
Refer to
Audio block diagram, check
whether there is no soldering problem
each IC surrounding parts
in block.
Yes
or check the peripheral circuits.
No
Check the power of Audio block