[USRP-users] ADC Self-Test FAILED

Michael West michael.west at ettus.com
Tue Oct 10 16:00:24 EDT 2017


Hi Mark,

Update UHD to a newer version.  The head of the maint branch or the latest
3.10.2.0 release should work.  The ADC self test is skipped when supplying
"recover_mb_eeprom" as of UHD 3.10.0.0.

Regards,
Michael

On Tue, Oct 10, 2017 at 12:32 PM, Mark Koenig via USRP-users <
usrp-users at lists.ettus.com> wrote:

> Just following up on the message I sent out 8 days ago.  Does anyone have
> any resolution to this issue?  I have seen other people have the problem,
> but have yet to find a fix.
>
>
>
> Thanks
>
>
>
> Mark
>
>
>
> *From: *Mark Koenig <mark.koenig at iubelttechnologies.com>
> *Date: *Monday, October 2, 2017 at 10:18 AM
> *To: *"usrp-users at lists.ettus.com" <usrp-users at lists.ettus.com>
> *Subject: *ADC Self-Test FAILED
>
>
>
> All,
>
>
>
>
>
> I am getting the following output when trying to recover the mb EEprom.
> Can anyone be of assistance?
>
>
>
> Thank you
>
>
>
> Mark
>
>
>
>
>
> [root at localhost utils]# ./usrp_burn_mb_eeprom --args="recover_mb_eeprom,addr=192.168.20.2"
> --values="revision=4"
>
> linux; GNU C++ version 4.8.5 20150623 (Red Hat 4.8.5-16); Boost_105300;
> UHD_003.009.000-0-gcd88f80f
>
>
>
> Creating USRP device from address: recover_mb_eeprom,addr=192.168.20.2
>
> -- X300 initialization sequence...
>
> -- Determining maximum frame size... 1472 bytes.
>
> -- Setup basic communication...
>
> -- Loading values from EEPROM...
>
>
>
> UHD Warning:
>
>     UHD is operating in EEPROM Recovery Mode which disables hardware
> version checks.
>
>     Operating in this mode may cause hardware damage and unstable radio
> performance!
>
> -- Setup RF frontend clocking...
>
> -- Radio 1x clock:200
>
> -- Detecting internal GPSDO.... Found an internal GPSDO
>
> -- Initialize Radio0 control...
>
> -- Performing register loopback test... pass
>
> -- Initialize Radio1 control...
>
> -- Performing register loopback test... pass
>
> Error: RuntimeError: ADC self-test failed! Ramp checker status:
> {ADC0_I=Bit Errors!, ADC0_Q=Good, ADC1_I=Good, ADC1_Q=Good}
>
>
>
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>
>
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