Trouble booting UP2000+

[Maurice Hilarius]

Alan Young wrote:
> Matt Turner wrote:
>> Hi,
>>
>> I've got a UP2000+ that I can't get to boot. When powered on, I get
>> nothing on the monitor or serial console. All LEDs on the board are
>> green (Table 5-1 in the manual [0]). Speaker is connected, but I get
>> no beep codes. Video card is installed in PCI Bus 0.
>>
>> The previous owner said (ignore DP264, he meant UP2000+)
>>
>>> The 264DP in the large black enclosure has a firmware problem. I 
>>> always had
>>> to boot it into the debug monitor (firmware, enabled via switch on the
>>> motherboard), load the SRM firmware and then I was able to boot VMS. 
>>> IIRC I
>>> set the console to RS--232 (check). Maybe you find out how to fix 
>>> the SRM
>>> firmware. It's a great machine.
>>
>> I looked in the UP2000+ manual to find out what jumpers he was talking
>> about, and evidently they are some combination of pins 1-2 and 15-16
>> of J29. Jumpering 15-16 is supposed to "invoke the fail-safe boot
>> recovery," and jumpering 1-2 is supposed to recover firmware. I've
>> tried 1-2 set, 15-16 set, both set, I still get nothing on monitor or
>> serial console. Is the RS-232 comment of any significance?
>>
>> I also read about the debug port (J43/J42) but I can't find any other
>> information about how to use it. I checked the technical reference
>> manual as well. [1]
>>
>> I'm pretty stumped. What should I try next?
>>
>> Matt Turner
>>
>> [0] 
>> http://www.alphalinux.org/firmware/api/UP2000plus/UP2000plus_user_manual.pdf 
>>
>> [1] 
>> http://www.alphalinux.org/firmware/api/UP2000plus/UP2000plus_technical_reference_manual.pdf 
>>
>
> Hi,
>
> The docs don't appear to be very clear to me at a first look, but it 
> does reference a SROM connection.  AFAIK, SROM connectors are used on 
> many (all?) alpha systems to provide low level system diagnosis.  I 
> have a port on three on my systems of varying generations.
>
> The SROM connector is a female MMJ connector and it looks similar to a 
> ethernet or phone jack. It should be on the motherboard or each of the 
> CPU card(s).  To use it, you'll need build a cable to connect it to a 
> PC-style serial port.  For parts, you'll need a MMJ straight through 
> cable and a MMJ to DB9 or DB25 connector (depending on the serial port 
> that you have available on the other computer).  The pinout mapping I 
> found on the web, but I don't have my notes handy.  If you need them, 
> let me know and I'll dig them up.  Then when you connect it to a PC 
> and boot, you'll be able to access the SROM mini debugger via the PC 
> serial port and terminal emulation program.  You should be able to 
> find some documentation on the debugger with a search of "alpha srom 
> debugger".
>
> HTH,
> Alan
>
> _______________________________________________

Indeed.
And to make life a bit more complicated, it is the old DEC style "LAT" 
RJ style connector, with the key on one end, rather than the middle.


-- 
With our best regards,

/Maurice W. Hilarius         Telephone: 01-780-456-9771
Hard Data Ltd.                FAX:          01-780-456-9772
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