short pin 4 with the grounding jacket to fake the power key press On Wed, Mar 25, 2009 at 10:59 PM, tortoise <[email protected]> wrote:
> > > > On Mar 25, 1:35 pm, Cyrus Griffin <[email protected]> wrote: > > Thanks, I was able to get it apart with the guide. I didn't see > > anything wrong with it. I also tried a different processor, but with > > the same results. I'm thinking either the PSU is bad, or the > > motherboard. I have no way to test either of these, however... any > > suggestions? > > There are two ways to test - > > 1) substitute a known good part (a pain I know, but some 630s or > whatever the > powerpc compatible one is I have seen being given away ) > 2) get a voltmeter and some test probes. A little challenging with > this model the way its put together, is there easy way to run it with > the case open (or even to get to the wires) ? Most powersupplies can't > be tested simply by plugging in, you have to short the On leads. > > I know others disputed this but did you try and start it with the hd > disconnected as I suggested ? Its a long shot but, this was first mac > with ide and it may be flaky there. Anyway someone else can comment > here, but I think that the hd is supposed to spin up before the > machine boots, this is because it takes extra power to get started > spinning. So if the system is "dead" I suspect the ps. > > Oh you know since this computer starts by the keyboard that is also > possibility. I have one keyboard with a dead key. It happens. > There is a way to start by shorting two adb leads, I can't recall > which or where I saw, but it is as simple as inserting a bent wire in > the adb port. > > > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Vintage Macs group. The list FAQ is at http://lowendmac.com/lists/vintagemacs.shtml and our netiquette guide is at http://www.lowendmac.com/lists/netiquette.shtml To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/vintage-macs?hl=en Low End Mac RSS feed at feed://lowendmac.com/feed.xml -~----------~----~----~----~------~----~------~--~---
