Philips HTS3510 - AUX Does Not Work

5-7 Trouble shooting Chart
AUX does not work
AUX does not
work
Go
Check every supply voltage
on main board is normal
No
Refer to Power supply board part
Check the main board U18
AK5367 PIN4,PIN5 L/R
signal input
Yes
Check the main board
C225,C230,R415,R420,
No
Yes
Replace U18 AK5367
U18 ak5367 is
broken.
Check the main board u23
(except 12/05 version)
No
Yes
1:check the U18
AK5367
PIN30,VDD+5V
Check the main board U18
POWER SUPPLY CIRCUIT
No
Yes