> -----Original Message----- > From: PowerBooks [mailto:[EMAIL PROTECTED] Behalf Of > Roger Volk > Sent: Wednesday, August 06, 2003 4:25 PM > To: PowerBooks > Subject: PB 3400 Logic Board component level repair > > > Hi > > I have 2 PB 3400 logic boards (a 180, & a 240) that exhibit similar > symptoms, the disease is acute sleeping sickness, the device that is > probably the cause is the PMU IC, a variation of the 68HC05 made for > Apple by Motorola. It's chip Number SC428009PV, 341S0187-B PMU, 1995 > Apple, G73M0AVBZ9715. I have tried cross referencing everyone of these > numbers both on a Master Cross Reference List and on Motorola's list > with no joy, has anyone ever done any component level repairs on 3400's > and if so, who was your parts source? > > Thanks > Roger > I have in the past been involved in component level repair of both PowerBooks and desktop Mac's, the only source we could find for the custom Apple chips was scrap units. Ben. NB there are one or 2 companies that specialise in 'reclaimed' components that are removed from working boards, however even they tend not to have Apple chips other than processors (as other non-Apple equipment tended to use Motorola/IBM processor chips too)
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