I have the same situation, would love to know how to resolve this as well. Bill
On Sun, Sep 24, 2023 at 11:31 AM erik--- via cctalk <cctalk@classiccmp.org> wrote: > Hi there, > > in the last weeks my last two working UltraBooks died. Today I > investigated the problem > and obviously in these RDI made notebooks, the NVRAMs not only contain the > boot information, > the host ID and the MAC address but also the hardware configuration. > > Hence: Once the NVRAM is completeley dead, absent or replaced, the unit > will not > start up any more - it gets stuck in the power on test BEFORE the screen > shows any > information. > > Do anyone out there have got UltraBooks or UltraBooks IIi up and running? > Would > highly be interested in a dump of the NVRAM/Timekeeper!!! > > The failed first generation UltraBook are (DS1643 NVRAM): > (*) U20-14-9-512P with three (!!) hard drives, no battery port > (*) U20-14-3-128B two hard drives, battery port > > And my beloved UltraBook IIi (TimeKeeper DS1553-070) > (*) U40-14-1X-1024C one harddrive, battery port and creator graphics. > > Reply here or PM e...@baigar.de, > > Thanks > > ''~`` > ( o o ) > +--------------------------.oooO--(_)--Oooo.-------------------------+ > | Dr. Erik Baigar Inertial Navigation & | > | Salzstrasse 1 .oooO Vintage Computer | > | D87616 Marktoberdorf ( ) Oooo. Hobbyist / Physicist | > | e...@baigar.de +------\ (----( )---------------------------+ > | www.baigar.de | \_) ) / > +----------------------+ (_/ > > > > So advice to all owners: Backup your NVRAM contents and I'd be more than > happy > to get in touch with you! > > Not affected seem to be the PrecisionBooks (e.g. H16-12-8-512L2, two hard- > drives and battery port) as they do not contain an NVRAM/TimeKeeper. >
