@DL9JBE That is very helpful… Thak you much. I am also attaching the error regarding the board.
prady@ubuntu:~$ sudo LimeQuickTest
[ TESTING STARTED ]
->Start time: Thu Aug 6 05:10:43 2020
Gateware version mismatch!
Expected gateware version 2, revision 23
But found version 2, revision 22
Follow the FW and FPGA upgrade instructions:
http://wiki.myriadrf.org/Lime_Suite#Flashing_images
Or run update on the command line: LimeUtil --update
->Device: LimeSDR-USB, media=USB 3.0, module=FX3, addr=1d50:6108, serial=00090726074F1F16, HW=4, GW=2.22
Serial Number: 00090726074F1F16
Chip temperature: 52 C
[ Clock Network Test ]
->FX3 GPIF clock test
Test results: 45220; 48976; 52732 - PASSED
->Si5351C test
CLK0: 17554 / 17554 - PASSED
CLK1: 17554 / 17554 - PASSED
CLK2: 17554 / 17554 - PASSED
CLK3: 17554 / 17554 - PASSED
CLK4: 17554 / 17554 - PASSED
CLK5: 17554 / 17554 - PASSED
CLK6: 17554 / 17554 - PASSED
->ADF4002 Test
Result: 10 - PASSED
->VCTCXO test
Results : 5112906 (min); 5113041 (max) - PASSED
->Clock Network Test PASSED
[ FPGA EEPROM Test ]
->Read EEPROM
->Read data: 12 08 06 12 08 06 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 ]
Note: The test should be run without anything connected to RF ports
->Configure LMS
->Run Tests (TX_2-> LNA_L):
CH0 (SXR=800.0MHz, SXT=805.0MHz): Result:(-15.7 dBFS, 5.00 MHz) - PASSED
CH1 (SXR=800.0MHz, SXT=805.0MHz): Result:(-17.2 dBFS, 5.00 MHz) - PASSED
->Run Tests (TX_1 -> LNA_W):
CH0 (SXR=1800.0MHz, SXT=1805.0MHz): Result:(-18.7 dBFS, 5.00 MHz) - PASSED
CH1 (SXR=1800.0MHz, SXT=1805.0MHz): Result:(-25.3 dBFS, 5.00 MHz) - FAILED
->Run Tests (TX_2-> LNA_H):
CH0 (SXR=2500.0MHz, SXT=2505.0MHz): Result:(-29.9 dBFS, -11.48 MHz) - FAILED
CH1 (SXR=2500.0MHz, SXT=2505.0MHz): Result:(-31.8 dBFS, -11.49 MHz) - FAILED
->RF Loopback Test FAILED
=> Board tests FAILED <=
Elapsed time: 2.48 seconds
This is prompting FAILED. Can you please help me what is happening? Also, I am not able see limesdr in sdrangel or gqrx. I have installed few times. in different OS also. But, There is some kind of problem.