[G4] Dead G4 MDD 1.42 MHZ DP

[rnorthouse at wi.rr.com]

Hey, I got just like it exactly the same problem. I look forward to the posts.
I did everything you did.

Rich
Milwaukee


---- CDT <cdt at globaldsl.net> wrote: 
> One of my G4's - the 450 MHz AGP Graphics, I think - started doing  
> the same thing one day out of the blue.  I did the battery removal,  
> and leave disconnected from power for 20 minutes procedure I found  
> somewhere - nothing.  I tried the PMU reset - no joy.  I found a  
> pinout diagram and test procedure for the power supply online.  I  
> dutifully removed the PS, checked for any obvious problems (smell  
> like smoke, obvious arcing, etc.), and could find none.  I  
> reinstalled the supply and conducted the tests (the info said it MUST  
> be connected to the motherboard to get the correct readings).  The  
> diagnostics indicated it was dead.  I set it aside and began looking  
> for another G4.   I obtained another G4 and moved my HD into it.  I  
> was up again and happy.  About 6 weeks later, I was going to start  
> selling off the parts of the dead one.  Just for grins, I moved the  
> HD back into it, connected the monitor and keyboard and hit the power  
> button.  Surprise, surprise!  It came on and ran beautifully.  Four  
> years later it still works fine.  I STILL don't have a clue, other  
> than maybe being off for all that time allowed a charge to dissipate  
> from something that was messing something up.
> 
> for the right price, I'd consider buying yours on the premise its  
> something freaky like that.
> 
> Dan T
> 
> On Mar 20, 2009, at 4:32 PM, Jean-Luc Brousseau wrote:
> 
> > Hello,
> > I have a G4 MDD 1,42 MHZ DP that refuses to power up.
> > When I push the Start button, the led lights for half a second and  
> > goes off.
> > Nothing starts.
> >
> 
> > Snip
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