[X4U] Fwd: MacBook Pro Audio Crisis - please help!

[Nick Scalise]

On Apr 11, 2007, at 3:22 PM, Steve Talkowski wrote:

> A fellow Mac user on a non-computer related mailing list is having  
> the following problem.  Nothing that I've ever encountered before  
> on my MacBook Pro.  Any ideas I can send his way?
>
> -Steve
>
>> I know there are some Mac wizards on the list, so I'm hoping  
>> someone can
>> help me with a bizarre development: My MacBook Pro is suddenly  
>> refusing to
>> make any noise.  When I try to turn the volume up or down using  
>> the keys in
>> the top row of the keyboard, I get that "forbidden"/"Ghostbusters"  
>> symbol
>> (you know, the circle with the line through it).  What is going  
>> on, and how
>> can I fix this???
>>
>> (I've already shut down and restarted the computer--it didn't work.)

Have them reboot from the CD/DVD that came with the computer and see  
if sound works there.

If it works there, probably a software issue. If it does not work  
when booted from the Apple disk, it could be that the speaker is  
blown. Like the requester has noted in a later post.

--
Nick Scalise
nickscalise at cox.net