[USRP-users] ADC self-test failed

Nate Temple nate.temple at ettus.com
Wed Jul 5 20:29:07 EDT 2017


Hi Sam,

Which version of UHD are you using? (uhd_usrp_probe --version)

Have you recently updated UHD, or has anything changed in your setup from
when it was previously work to now?

Regards,
Nate Temple

On Wed, Jul 5, 2017 at 3:08 PM, Sam Vogel via USRP-users <
usrp-users at lists.ettus.com> wrote:

> Hi,
>
> This happens every time.
>
> Thanks,
> Sam
>
> On Wed, Jul 5, 2017 at 6:01 PM, Martin Braun via USRP-users <
> usrp-users at lists.ettus.com> wrote:
>
>> Does this happen intermittently? Or every time?
>>
>> -- M
>>
>> On 06/13/2017 01:55 PM, Sam Vogel via USRP-users wrote:
>> > Hi All, I’m running into an issue with our x300 revision E.  Any help
>> > resolving this is greatly appreciated.
>> >
>> > Following the procedure to recover the EEPROM yields a problem.
>> >
>> > [vogels at lprbld12 utils]$ ./usrp_burn_mb_eeprom
>> > --args="recover_mb_eeprom,addr=192.167.10.111" --values="revision=5"
>> >
>> > Creating USRP device from address: recover_mb_eeprom,addr=192.167
>> .10.111
>> >
>> > -- X300 initialization sequence...
>> >
>> > -- Determining maximum frame size... 8000 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...
>> >
>> >
>> >
>> > UHD Warning:
>> >
>> >     Environment variable 'USRP_X300_REFERENCE_CLOCK_RATE_HZ' not found,
>> > defaulting to reference clock rate of 10000000.000000 Hz
>> >
>> > -- Using specified reference / master clock rates of 10.0 / 200.0 MHz
>> >
>> > -- Radio 1x clock:200
>> >
>> > -- 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=Bit Errors!, ADC1_I=Good, ADC1_Q=Good}
>> >
>> >
>> >
>> > Thanks !
>> >
>> > -Sam
>> >
>> >
>> >
>> > _______________________________________________
>> > USRP-users mailing list
>> > USRP-users at lists.ettus.com
>> > http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com
>> >
>>
>>
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>>
>
>
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