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- Comments: Gated by NETNEWS@AUVM.AMERICAN.EDU
- Path: sparky!uunet!gatech!darwin.sura.net!paladin.american.edu!auvm!LCCSD.SD.LOCUS.COM!SLIVELY
- X-Mailer: ELM [version 2.2 PL0]
- Message-ID: <9212291928.AA122311@lccsd.sd.locus.com>
- Newsgroups: bit.listserv.i-amiga
- Date: Tue, 29 Dec 1992 11:28:36 PDT
- Sender: Info-Amiga List <I-AMIGA@RUTVM1.BITNET>
- From: Susan Lively <slively@LCCSD.SD.LOCUS.COM>
- Subject: Re: system error messages / 4mb ram for 3000
- In-Reply-To: <921229110839.20e0926c@TITAN.GOV.BC.CA>; from "Ed Wilts" at Dec
- 29, 92 11:08 am
- Lines: 55
-
- >
- > >> What are the IC's ? Are they zips, dips , or what ? Could you post the
- > >> part numbers on the IC's ?
- > >
- > >I am at work and don't have the part numbers with me - will post them
- > >on the morrow though. I believe that they are static column zips,
- > >but I will check to be sure.
- >
- Okay - the original IC's are part number D424402V-80
- ^^
- and the new IC's are part number TC514400AZ-70
- ^^
-
- So much for the "They are all static column" statement! :)
-
- > You need to be absolutely sure that if your original 4MB fast was static
- > column, then your new 4MB are also static column. Failure to do so will
- result
- > in a crash on boot (I've been there :-(). The part numbers for static column
- > versus page mode are listed in the "Introducing the Commodore Amiga 3000"
- > manual on page 4-17. This manual is the smallish 100-page or so manual that
- > should have come with your system. If your first bank is static column, then
- > all the rest *must* be static column. If your first bank is page mode, then
- > the rest can be either page or static but your system will run slower. A
- > mixture of 70ns and 80ns is okay. Anything slower than 80ns is not okay.
- >
- > Since your new chips are Toshiba, they should be part # TC514402. The
- standard
- > appears to be be that page mode chips end in 00 and static column mode chips
- > end in 02.
- >
- > Also, try to boot from an original 2.04 workbench and bypass the
- > startup-sequence (holding down both mouse buttons while booting while give you
- > this option). If you can boot to a CLI then at least you're getting
- somewhere.
- > If/When you get this far, try running SetPatch and see what happens. The 2.04
- > SetPatch would work for me and the 2.05 would cause a crash since burst
- > automatically gets enabled (typing in CPU BURST had the same effect). This
- > helped me prove that the memory my dealer sold wasn't static column when he
- > said it was (and he replaced it at no extra charge and he did the installation
- > of the new stuff).
- >
- > Hope this helps,
- > .../Ed
- >
- > Ed Wilts, BC Systems, 4000 Seymour Place, Victoria, B.C., Canada, V8X 4S8
- > EWilts@Galaxy.Gov.BC.CA Office: (604) 389-3430 Fax: (604) 389-3412
- >
-
- Yes, actually this helps alot! I guess I will be making a trip back to the
- chip vendor.
-
-
- Susan Lively
- slively@locus.com
-