SGI: Hardware

The O2 Hardware Aggregator - Page 2

Is it possible to reset the PROM to defaults from the L1 console?
matt2079 wrote:
joerg wrote:
matt2079 wrote:
I'm using HyperTerminal on WinXP. Is it possible that's where the problem is? Should I try a different terminal emulator?


Hyperterm works fine for me and i use it since years. But if you have another system around test it.

regards
Joerg


I managed to get a connection to the L1 controller!

Now what do I need to check?


Try some simple commands like "env" or "version". Check the output. Getting output is the first good sign. Now if you know that you have a working cable connect it back to the console and see if you get anykind of output. Some times you have to press <enter> serveral times in your terminal.

regards
Joerg

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joerg wrote:
Try some simple commands like "env" or "version". Check the output. Getting output is the first good sign. Now if you know that you have a working cable connect it back to the console and see if you get anykind of output. Some times you have to press <enter> serveral times in your terminal.

regards
Joerg


Thanks for the quick replies Joerg!

I was getting output from the L1 but couldn't find anything useful to me. I powered down and tried the same settings on the console with no results!

For the L1 I used 38400-8-N-1, no Flow Control. I tried the same settings on the console as well as 9600 and the different flow control options. I did all these test on one boot - should I be rebooting every time I try a new setting?

MAtt
Given the almost glacial speed and the fact that it is only an 8 pin DIP device, is it not possible to read the eeprom in-circuit? I don't have a programmer, but rigging a dip socket as an adapter should be a matter of minutes. Do you still have a working R5k CPU? If not, and you're willing to resort to non-destructive methods, I could send one over with my brother next month.
^ good news: added to the scsi tips