Re: XO-1 Build 802 doesn't turn off speaker amplifier

2009-10-15 Thread Tiago Marques
Submited as http://dev.laptop.org/ticket/9505 Best regards, Tiago Marques On Thu, Oct 15, 2009 at 3:47 PM, Ed McNierney wrote: > Tiago - > > Thanks, please do put that into trac. > > Folks, in general it's time to start filling up trac.  If you find anything > odd and it's not readily fixed thro

Re: XO-1 Build 802 doesn't turn off speaker amplifier

2009-10-15 Thread Ed McNierney
Tiago - Thanks, please do put that into trac. Folks, in general it's time to start filling up trac. If you find anything odd and it's not readily fixed through a quick inquiry, please open a trac ticket for it. We're moving into the 1.5 endgame process and trac will be the main tool we'll

Re: XO-1 Build 802 doesn't turn off speaker amplifier

2009-10-15 Thread Tiago Marques
Thanks for looking into it. I didn't had to place my hear next to the speaker, I noticed noise coming out one day while working on it late at night. The lack of ambient noise made it pop out. So... 120 to 360mW. Seems worth pursuing. Should I submit the trac ticket? Best regards, Tiago Marques On

Re: XO-1 Build 802 doesn't turn off speaker amplifier

2009-10-14 Thread Paul Fox
james wrote: > On Sat, Oct 10, 2009 at 11:00:29PM +0100, Tiago Marques wrote: > > As anyone ever measured this? > > I've just measured it now. > > Unfortunately my meter lacks accuracy on this range, but in two tests, > with or without backlight, without any battery, I saw a 20mA (+/- 10mA

Re: XO-1 Build 802 doesn't turn off speaker amplifier

2009-10-14 Thread James Cameron
On Sat, Oct 10, 2009 at 11:00:29PM +0100, Tiago Marques wrote: > As anyone ever measured this? I've just measured it now. Unfortunately my meter lacks accuracy on this range, but in two tests, with or without backlight, without any battery, I saw a 20mA (+/- 10mA) improvement as a result of disab

XO-1 Build 802 doesn't turn off speaker amplifier

2009-10-11 Thread Tiago Marques
Hi all, I've noticed a while now that there's an off switch for the external amplifier of the audio codec(?) that can be turned off by using alsamixer. Sugar by default doesn't turn the amplifier off when the sound is muted, which results in a slight hum coming from the speakers all the time. I h