Faulty LimeSdr Mini

have tested on linux LimeQuickTest --no-gui and with windows on USB 3.0 for both and both tell me faulty device. How do have it replaced??

Post log file here, please.

Windows Log (No USB 3.0)

LimeSDR-Mini_1D40EE3D36AF1C.log
[ TESTING STARTED ]
->Start time: Thu Jun 13 22:29:20 2019

->Device: LimeSDR Mini, media=USB 2, module=FT601, serial=1D40EE3D36AF1C, index=0
Warning: USB3 not available
Serial Number: 1D40EE3D36AF1C

[ Clock Network Test ]
->REF clock test
Test results: 16606; 29803; 43000 - PASSED
->VCTCXO test
Results : 6711036 (min); 6711197 (max) - PASSED
->Clock Network Test PASSED

[ FPGA EEPROM Test ]
->Read EEPROM
->Read data: 12 06 1C 12 06 1C 02
->FPGA EEPROM Test PASSED

[ LMS7002M Test ]
->Perform Registers Test
->External Reset line test
Reg 0x20: Write value 0xFFFD, Read value 0xFFFD
Reg 0x20: value after reset 0x0FFFF
->LMS7002M Test PASSED

[ RF Loopback Test ]
->Configure LMS
SetFrequencySXT(1250 MHz) - cannot deliver frequency
TuneVCO(CGEN) - failed to lock (cmphl!=0)
SetFrequencyCGEN(122.88 MHz) failed
Failed to set sample rate
->RF Loopback Test FAILED

=> Board tests FAILED <=

Elapsed time: 2.79 seconds

Ubuntu 18.04 LTS SERVER (USB 3.0)

[ TESTING STARTED ]
->Start time: Thu Jun 13 14:38:55 2019

->Device: LimeSDR Mini, media=USB 3.0, module=FT601, addr=24607:1027, serial=1D40EE3D36AF1C
Serial Number: 1D40EE3D36AF1C

[ Clock Network Test ]
->REF clock test
Test results: 39596; 52793; 454 - PASSED
->VCTCXO test
Results : 6711046 (min); 6711207 (max) - PASSED
->Clock Network Test PASSED

[ FPGA EEPROM Test ]
->Read EEPROM
->Read data: 12 06 1C 12 06 1C 02
->FPGA EEPROM Test PASSED

[ LMS7002M Test ]
->Perform Registers Test
->External Reset line test
Reg 0x20: Write value 0xFFFD, Read value 0xFFFD
Reg 0x20: value after reset 0x0FFFF
->LMS7002M Test PASSED

[ RF Loopback Test ]
->Configure LMS
SetFrequencySXT(1250 MHz) - cannot deliver frequency
TuneVCO(CGEN) - failed to lock (cmphl!=0)
SetFrequencyCGEN(122.88 MHz) failed
Failed to set sample rate
->RF Loopback Test FAILED

=> Board tests FAILED <=

Elapsed time: 1.88 seconds

By looking at your SCH I noticed you have IC12&IC13 LXDC55KAAA-205 As power Regulators, to save time you think changing one them should solve the issue??

Thank you very much for your help, We are developpers and time frame is a big issue for us.

Hi @smtguide,

Could you run this version of QuickTest on Win machine and post the log file here again, please.

[ TESTING STARTED ]
->Start time: Fri Jun 14 23:05:05 2019

->Device: LimeSDR Mini, media=USB 2, module=FT601, serial=1D40EE3D36AF1C, index=0
Warning: USB3 not available
Serial Number: 1D40EE3D36AF1C

[ Clock Network Test ]
->REF clock test
Test results: 56296; 3957; 17154 - PASSED
->VCTCXO test
Results : 6710997 (min); 6711159 (max) - PASSED
->Clock Network Test PASSED

[ FPGA EEPROM Test ]
->Read EEPROM
->Read data: 12 06 1C 12 06 1C 02
->FPGA EEPROM Test PASSED

[ LMS7002M Test ]
->Perform Registers Test
->External Reset line test
Reg 0x20: Write value 0xFFFD, Read value 0xFFFD
Reg 0x20: value after reset 0x0FFFF
->LMS7002M Test PASSED

[ RF Loopback Test ]
->Configure LMS
TuneVCO(CGEN) - failed to lock (cmphl!=0)
SetFrequencyCGEN(61.44 MHz) failed
TuneVCO(CGEN) - failed to lock (cmphl!=0)
SetFrequencyCGEN(122.88 MHz) failed
Failed to set sample rate
->RF Loopback Test FAILED

=> Board tests FAILED <=

Elapsed time: 2.80 seconds

Ubutnu 16.04 GQRX Test

Loading configuration from: “/home/user/.config/gqrx/default.conf”
Configuration file: “/home/user/.config/gqrx/default.conf”
gr-osmosdr v0.1.x-xxx-xunknown (0.1.5git) gnuradio 3.7.10
built-in source types: file osmosdr fcd rtl rtl_tcp uhd plutosdr miri hackrf bladerf rfspace airspy airspyhf soapy redpitaya
XmbTextListToTextProperty result code -2



No change in output device:
old:
new:

Failed to set RX input rate to 5e+06
Your device may not be working properly.

IQ DCR samp_rate: 5e+06
IQ DCR alpha: 2e-07
Changing NB_RX quad rate: 96000 -> 5e+06
Requested sample rate: 5000000
Actual sample rate : “5000000.000000”
New FFT rate: 25 Hz
Segmentation fault (core dumped)

Hi @smtguide,

It looks like there is a fault in your board, sorry.