[CUBE] Audio Dies [fixed!]

[Gary Tuck]

Erik, it wakens it to the same extent that hitting any key does.  The 
Cube powers up, the fan turns on, but the video and USB stays in a COMA.


On Friday, February 28, 2003, at 12:36  AM, Erik Ableson wrote:

> I think that I can now theorize a little more on the cause/effect/fix.
>
> If you are using USB audio (and I think that this may also occur with 
> any model using USB audio instead of the built-in) and the CPU or bus 
> is taxed heavily it 'loses' it's connection to the USB port.  Now the 
> problem is that this 'loss' is not advertised properly to the OS so 
> that it still shows up in the Sound Control panel.
>
> When you put a machine to sleep it still continues to push a trickle 
> current to the USB bus so that it will wake immediately if there is a 
> change in the devices attached to a USB connection. When you put the 
> Cube to sleep it immediately detects (at the hardware layer) that 
> speakers have been 'added' since they weren't there a moment ago as 
> far as the hardware was concerned.  This forces the Cube to wake up 
> again, this time with the speakers and the USB audio drivers loaded.
>
> Following on this thought - for those of you with 'coma' Cubes, can 
> someone try unplugging or attaching a USB device when the Cube is in a 
> coma and see if this wakes it up?
>
> Erik
>
> On Friday, February 28, 2003, at 09:06 AM, Russ Maehl wrote:
>
>> I will note that when I did the command-option-eject just to see what
>> happened, the machine stayed in sleep and did not bounce back up on 
>> its
>> own...as you have described.  Perhaps if my audio had gone south I 
>> would
>> have had the same result as you.
>
>
>
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