2100 EV4 to 2100A EV5 upgrade woes

From: Anil Khullar, Computer Center <Anil.Khullar_at_mailhub.gc.cuny.edu>
Date: Fri, 12 Jul 1996 09:52:29 -0400 (EDT)

PROBLEM: The machine does not boot after hardware upgrade.

BACKGROUND: An Alpha 2100 4/200 (ev4) 512M was upgraded to Alpha2100A 5/300
           (ev5) 1280M in one fell swoop. The machine was running 3.2C.
          After upgrading the firmware and following instructions to
        install upgrade 3.2D-2, the processor comes back saying

WARNING: proc_type 5 / sys_type 18 unknown

It then throws me back to P00> prompt. I do understand that 3.2C will not
recognize 2100A, however according to release notes for 3.2D, Figure 1.1,
indicates that prior to upgrading the backplane from 2100 to 2100A one
should be in 3.2C.

While the DEC engineer was doing the back plane upgrade, I told him
that the existing firmware was the one from the version 3.5 CD, which seemed
more recent than shipped with CPU or backplane (2100A), hence we upgraded
the firmware directly to 2100a_e5_v4_4.exe. after the hardware install.
That is the only deviation we did from the norm. Instead of of using
2100a_e5_v4_3.exe.

Short of downgrading (UGH!!!!), or doing a fresh install, do I have a
way to get to a single user mode ? and complete the upgrade ?

What I did try (at the suggestion of DEC support), boot -fi genvmunix
without avail.

I have currently CDs for 3.2C, 3.2D, 3.2E, If I were to begin a fresh install
where should I begin with ?


Anil Khullar
Graduate School & University Center
City University of New York
33 W 42nd St. New York NY 10036
Received on Fri Jul 12 1996 - 17:18:17 NZST

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