On 01/27/2018 10:29 PM, allison via cctalk wrote:
FYI all this is covered in the BA123/microVAC manuals. Seriously, if
your not familiar with Qbus and microVAX boxes
RTFM and as many as you can find.
The 630QB tech manual seems to be pretty comprehensive, and I have digested
that one now, I t
On 27/01/18 23:38, Jules Richardson via cctalk wrote:
With the drive actually hooked up to the controller, I'm getting "?54
RETRY" messages when it's trying to boot - however, I'm not entirely
sure what device it's trying to boot from! Maybe it's attempting the
TK50, or via Ethernet. I still
On 01/27/2018 12:04 PM, Jules Richardson via cctalk wrote:
> On 01/26/2018 07:15 PM, Jules Richardson via cctalk wrote:
>> After that... well, I need to work out how to get the entire supply
>> assembly to start up while it's open, so that I can work on it
>> outside the
>> machine - then I can at
On 01/27/2018 02:43 PM, Jules Richardson via cctalk wrote:
Well, there's someone's hand-written sticker on the top
saying it's a lowly RD51 - however the actual p/n sticker
says it's an RD53-A and the defect table lists it as
ST506, 85MB.
Of course it probably doesn't work anyway ;-)
The l
With the drive actually hooked up to the controller, I'm getting "?54
RETRY" messages when it's trying to boot - however, I'm not entirely sure
what device it's trying to boot from! Maybe it's attempting the TK50, or
via Ethernet. I still need to read up on that and work out how to force it
to at
> -Original Message-
> From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Jules
> Richardson via cctalk
> Sent: 27 January 2018 23:39
> To: General Discussion: On-Topic and Off-Topic Posts
> Subject: Re: DEC H7260 PSU fault
>
> On 01/27/2018 04:
On 01/27/2018 04:02 PM, Ethan Dicks wrote:
On Sat, Jan 27, 2018 at 4:34 PM, Jules Richardson via cctalk
wrote:
Success!
Congratulations!
ish... :-)
It seems that my DHV11 board is bad - the system stalls on the PSU tests
with it plugged in.
The TK50 drive sits there with a rapidly-flas
On Sat, Jan 27, 2018 at 5:13 PM, Glen Slick wrote:
>> Just be sure to follow the grant chain - the BA23 and BA123 have a
>> hybrid backplane where the first few slots are CD slots and the rest
>> are serpentine (3 CD slots for BA23, 5 CD slots for BA123).
>
> First 4 slots of a BA123 are Q22/CD, n
On Sat, Jan 27, 2018 at 2:02 PM, Ethan Dicks via cctalk
wrote:
> On Sat, Jan 27, 2018 at 4:34 PM, Jules Richardson via cctalk
> wrote:
>> Success!
>
> Congratulations!
>
>> I'd left the rear panel console settings how they were when I got the
>> machine, I mean 'T' for terminal, right? Wrong... a
On Sat, Jan 27, 2018 at 4:34 PM, Jules Richardson via cctalk
wrote:
> Success!
Congratulations!
> I'd left the rear panel console settings how they were when I got the
> machine, I mean 'T' for terminal, right? Wrong... arrow for terminal, 'T'
> for "sit there alternating between F and 9, and d
On Sat, Jan 27, 2018 at 4:34 PM, Jules Richardson via cctalk
wrote:
> Success!
Congratulations!
> I'd left the rear panel console settings how they were when I got the
> machine, I mean 'T' for terminal, right? Wrong... arrow for terminal, 'T'
> for "sit there alternating between F and 9, and dr
On 01/27/2018 03:02 PM, Jules Richardson via cctalk wrote:
OK, looking at the 630QB tech manual now, which seems to be where these
were lifted from... and of course it points out that the LEDs on the M7606
correspond to the hex codes on the panel (i.e. my four red LEDs with the
middle pair flashi
On Sat, Jan 27, 2018 at 1:02 PM, Jules Richardson via cctalk
wrote:
>
> OK, looking at the 630QB tech manual now, which seems to be where these were
> lifted from... and of course it points out that the LEDs on the M7606
> correspond to the hex codes on the panel (i.e. my four red LEDs with the
>
On 01/27/2018 12:51 PM, Adrian Graham via cctalk wrote:
Anyway, I tweaked my loads to draw a little more current - and bingo!
I'm now getting stable +5V and +12V outputs on both PSUs, a working
card cage fan, and the DC OK light comes on.
This is good, particularly since my own BA123 has been s
On 01/27/2018 02:43 PM, Jules Richardson via cctalk wrote:
There's a ref here for the status codes:
https://support.hpe.com/hpsc/doc/public/display?docId=emr_na-c01608433
OK, looking at the 630QB tech manual now, which seems to be where these
were lifted from... and of course it points out t
On 01/27/2018 11:44 AM, Glen Slick via cctalk wrote:
On Sat, Jan 27, 2018 at 9:04 AM, Jules Richardson via cctalk
wrote:
Time to add CPU/memory in, wire up a console cable and see what happens, I
guess.
With the PSU working everything else should be easier to get going after that.
Did you f
> On 27 Jan 2018, at 17:04, Jules Richardson via cctalk
> wrote:
>
> On 01/26/2018 07:15 PM, Jules Richardson via cctalk wrote:
>> After that... well, I need to work out how to get the entire supply
>> assembly to start up while it's open, so that I can work on it outside the
>> machine - then
On Sat, Jan 27, 2018 at 9:04 AM, Jules Richardson via cctalk
wrote:
>
> Time to add CPU/memory in, wire up a console cable and see what happens, I
> guess.
With the PSU working everything else should be easier to get going after that.
Did you figure out what the hard drive is? A working RD54 wou
On 01/26/2018 07:15 PM, Jules Richardson via cctalk wrote:
After that... well, I need to work out how to get the entire supply
assembly to start up while it's open, so that I can work on it outside the
machine - then I can at least start looking for differences between the two
supplies (boy, are
On 01/25/2018 09:29 PM, Jules Richardson via cctalk wrote:
On 01/25/2018 07:16 PM, Glen Slick via cctalk wrote:
On Thu, Jan 25, 2018 at 3:06 PM, Jules Richardson via cctalk
OK, the top PSU of the pair in this machine appears to be healthy. The
bottom one, however, sits at around 2.5V on both th
On 25/01/18 23:47, Rob Jarratt via cctalk wrote:
I doubt it. For the H7864 from the BA23 MicroVax II Enclosure I couldn't
find anything and in the end made my own schematic.
If it was externally sourced then DEC probably didn't have a schematic.
That was the case with the DEMSA (iirc) and a
> -Original Message-
> From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Glen Slick
> via cctalk
> Sent: 26 January 2018 01:17
> To: General Discussion: On-Topic and Off-Topic Posts
> Subject: Re: DEC H7260 PSU fault
>
> On Thu, Jan 25, 2018 at 3
On 01/25/2018 07:16 PM, Glen Slick via cctalk wrote:
On Thu, Jan 25, 2018 at 3:06 PM, Jules Richardson via cctalk
OK, the top PSU of the pair in this machine appears to be healthy. The
bottom one, however, sits at around 2.5V on both the +5V and +12V outputs.
That's without any cards, and the ca
On Thu, Jan 25, 2018 at 3:06 PM, Jules Richardson via cctalk
wrote:
> Hi all,
>
> I mentioned this in the thread where I'd asked about basic Microvax II info,
> but it may have got lost in traffic...
>
> The machine's H7260 PSU is somewhat unwell - one of the internal +5/12V
> supplies appears to
> -Original Message-
> From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Jules
> Richardson via cctalk
> Sent: 25 January 2018 23:07
> To: xx Classiccmp mailing list
> Subject: DEC H7260 PSU fault
>
> Hi all,
>
> I mentioned this in the thre
Hi all,
I mentioned this in the thread where I'd asked about basic Microvax II
info, but it may have got lost in traffic...
The machine's H7260 PSU is somewhat unwell - one of the internal +5/12V
supplies appears to be healthy, but the other has outputs which are sitting
at around 2.5V (both
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