A7N8X Deluxe - No Sound

E

Ezra Cove

I tried to tackle this maybe 6 months ago, to no avail, but would like to
try again. I hear no sound through my speakers using my board's onboard
audio. I know the speakers work, as I've used them on another machine.
I've tried installing the latest nForce drivers from both Asus and Nvidia.
Also have the latest BIOS (1007). Audio devices are supposedly running
properly when I look in my Device Manager. Machine specs:

XP Pro
A7N8X Deluxe
Athlon XP 2500+
1GB RAM

Any advice would be most welcome.

EC
 
B

Ben Pope

Ezra said:
I tried to tackle this maybe 6 months ago, to no avail, but would like to
try again. I hear no sound through my speakers using my board's onboard
audio. I know the speakers work, as I've used them on another machine.
I've tried installing the latest nForce drivers from both Asus and Nvidia.
Also have the latest BIOS (1007). Audio devices are supposedly running
properly when I look in my Device Manager. Machine specs:

XP Pro
A7N8X Deluxe
Athlon XP 2500+
1GB RAM

Any advice would be most welcome.

Hmm... thats an odd one. I take it you have the volume control in the
tray... what about the nForce control panel?

In the nVidia nForce control panel, under speaker setup, is analogue output
enabled?

When you use the volume control to get the "ping" does the main tab of the
nForce control panel light up, such that the mixer appears to be playing
sounds?

Ben
 
E

Ed

When you use the volume control to get the "ping" does the main tab of the

Ben,
Sorry for interrupting, but is there a setting in the registry or
somewhere to disable that PING sound you hear when adjusting the Volume
Control in the Windows mixer?
TIA,
Ed
 
E

Ezra Cove

Thanks for responding, Ben.
Hmm... thats an odd one. I take it you have the volume control in the
tray... what about the nForce control panel?

Yes, I have both volume control and the nForce control panel.
In the nVidia nForce control panel, under speaker setup, is analogue output
enabled?

Yup, I set it to analogue. and I've tried both speakers and headphones.
When you use the volume control to get the "ping" does the main tab of the
nForce control panel light up, such that the mixer appears to be playing
sounds?

No lighting up (as though the volume is muted/turned all the way down,
right?). Everything seems to be set up to appear like the audio is working,
but no sound! Can I assume there's a defect?

Ezra
 
B

Ben Pope

Ezra said:
Thanks for responding, Ben.


Yes, I have both volume control and the nForce control panel.


Yup, I set it to analogue. and I've tried both speakers and headphones.


No lighting up (as though the volume is muted/turned all the way down,
right?). Everything seems to be set up to appear like the audio is
working, but no sound! Can I assume there's a defect?


Where you have the Speaker output levels (it's not speaker output level at
all, it's the internal level) for each of the 6 channels, it should show the
classic volume control ping show up just over half way on each of left and
right channels. If not, then either the mixer or something before it isn't
working, since the drivers seem to think everything is ok, thats a little
odd and I would put it down to a software problem, rather than a hardware
one (since the drivers install, it's clearly not completely FUBAR), besides,
if you had problems with the southbridge, you'd likely have all kinds of
other problems, too.

Now, do you use DAE on your CDs, or have you run the flimsy audio cable? If
you have the cable, then try it with the cd output (or whichever input you
plugged the cd into) unmuted and set to max volume - you can do that in
either the nForce control panel, or windows master volume control (they're
linked) andplay the CD, does that produce noise, or make the output levels
show? I use DAE (since those flimsy audio cables pick up lots of noise, and
the CD drive DAC is going to be rubbish compared to the sound device), but
the result should be the same in the mixer.

The reason I want to use that cable is 'cos there is no Wave or Synth
required to get the sound out. It's mapped almost stright through to the
mixer, missing out much of the hardware, often you don't need most of the
sound driver working for this to work and is the easiest. Midi (Synth) is
the next hardest, with Wave being the least liekly to work (generally).

If you can't get the mixer to show any levels at all then there is almost
certainly a hardware fault on the input side of things. Now, the Realtek
ALC650 is used for such actions, so it's entirely possible that that chip
has either failed, or had a bad connection from new and therefore wouldn't
pass any signal to the nForce, resulting on no sound out. The Realtek is
not used for Synth, Wave, however, so this seems unlikely if neither of
those produce levels (Wav and MP3, Midi).

If the mixer is showing levels, but you have no sound out then equally the
650 could be to blame, but on the output rather than input side of things,
or you've plugged the speakers into a minijack other than the green one, or
volume levels could be down, or your amp could bu FUBAR, or...

Ben
 
B

Ben Pope

Ben said:
If the mixer is showing levels, but you have no sound out then equally the
650 could be to blame, but on the output rather than input side of things,
or you've plugged the speakers into a minijack other than the green one,
or volume levels could be down, or your amp could bu FUBAR, or...

I should point out that those levels are measured on the output side of the
mixer, but before the main volume control. Therefore muting the main volume
or adjusting it will not change the output levels, but adjusting the
relevent mixer level, say, synth whilst playing a midi file, will adjust the
level seen on the output levels (in a non-linear way - lots of movement
required for little change in output level - only with the volume control
right near the bottom you will see much change)

Ben
 
J

John Saunders

Does your front panel audio connector (on page 33 of the
manual) have 2 jumpers. One jumper shorts Line_Out_R and
BLINE_OUT_R, the other shorts out Line_Out_L and
BLINE_OUT_L.

When I first installed my mobo I removed these jumpers
wondering what they were there for. My audio didn't work
until I reinstalled them. I think that without the jumpers
the audio is sent to the FPAUDIO1 connector, with the
jumpers the audio gets sent to the rear connectors on the
ATX panel.

Cheers.
 
B

Ben Pope

John said:
Does your front panel audio connector (on page 33 of the
manual) have 2 jumpers. One jumper shorts Line_Out_R and
BLINE_OUT_R, the other shorts out Line_Out_L and
BLINE_OUT_L.

When I first installed my mobo I removed these jumpers
wondering what they were there for. My audio didn't work
until I reinstalled them. I think that without the jumpers
the audio is sent to the FPAUDIO1 connector, with the
jumpers the audio gets sent to the rear connectors on the
ATX panel.

Correct - excellent idea, I completely forgot about that..

Ben
 
E

Ed

Does your front panel audio connector (on page 33 of the
manual) have 2 jumpers. One jumper shorts Line_Out_R and
BLINE_OUT_R, the other shorts out Line_Out_L and
BLINE_OUT_L.

When I first installed my mobo I removed these jumpers
wondering what they were there for. My audio didn't work
until I reinstalled them. I think that without the jumpers
the audio is sent to the FPAUDIO1 connector, with the
jumpers the audio gets sent to the rear connectors on the
ATX panel.

Cheers.

Doesn't anyone read the mobo manual anymore? :)
Cheers,
Ed
 
B

Ben Pope

Ed said:
Doesn't anyone read the mobo manual anymore? :)

Thats the first thing to throw away!

I usually throw manuals away (well, put them to the side without bothering
to read them), but the motherboard manual is kinda useful, innit? :)

Ben
 
A

Andrew

I usually throw manuals away (well, put them to the side without bothering
to read them), but the motherboard manual is kinda useful, innit? :)
I very rarely read manuals, although always keep them, but a mobo
manual is essential.
 

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