Denon Home 350 Service Manual page 48

3. No sound is output when using the AUX function
Is there a connection between the router and this
unit?
YES
Are the settings correct in the HEOS app?
YES
Check the ADC input.
INPUT : [IC3001]
Is the 3pin analog signal input?
Is the 4pin analog signal input?
OK
Check the ADC output.
OUTPUT : [IC3001]
16pin AUX_DSP_LRCK
17pin AUX_DSP_BCLK
18pin AUX_DSP_DATA
OK
Check the digital amp input.
INPUT : [IC2001, IC2002, IC2101, IC2102]
6pin CH*A
8pin CH*B
16pin CH*A
18pin CH*B
OK
Check the digital amp output.
OUTPUT : [IC2001, IC2002, IC2101, IC2102]
39pin OUT_A
36pin OUT_B
31pin OUT_C
28pin OUT_D
OK
Check the soldering of peripheral parts.
If nothing is abnormal, the speaker unit is faulty.
NO
Connect router to this unit according to "QUICK
SETUP GUIDE".
NO
NG
Check the soldering of peripheral parts.
If there are no abnormalities, AUX Jack is faulty.
NG
Check the soldering of peripheral parts.
If there are no abnormalities, ADC IC is faulty.
NG
Check the soldering of peripheral parts.
If there are no abnormalities, [Audio DSP IC] is
faulty.
NG
Check the soldering of peripheral parts.
If there are no abnormalities, [Digital amp IC] is
faulty.
4. Cannot connect to the network by wired LAN
Is the LAN cable connected correctly?
YES
Are the network settings of this unit correct?
YES
Are peripheral devices such as the router and hub
connected correctly?
YES
Are the router settings correct?
YES
Connect router to this unit according to "QUICK
SETUP GUIDE".
48
NO
Connect the LAN cable correctly and turn the
power back on.
NO
Set the IP address and other parameters correctly.
Check that the IP address is not duplicated with
that of another device.
Check that the subnet mask settings are correct.
NO
Connect the peripheral devices correctly.
NO
Check the Owner's Manual of the router and con-
figure the settings correctly.
(Check for issues such as connection restrictions
caused by a MAC address.)
NG
Check whether the network module is faulty.