| 68 |   | Internal wiring | 
          
          
            |   | 68 | Assembly: | 
          
          
            |   | 69 |   1. Remove the NUC case bottom plate (it will not be used) | 
          
          
            |   | 70 |   2. Remove motherboard (if necessary) and connect cables that will go to the CM3 | 
          
          
            |   | 71 |   3. Reinstall motherboard | 
          
          
            |   | 72 |   4. Install standoffs (2x20mm per corner) in the four corners where the case bottom screws would go | 
          
          
            |   | 73 |   5. Install SSD and RAM | 
          
          
            |   | 74 |   6. Connect SMA cables to USRP before installing in case extension | 
          
          
            |   | 75 |   7. Install USRP in case extension | 
          
          
            |   | 76 |   8. Install the SMA cable between the USRP's 10MHz/PPS reference port and the rear of the case extension | 
          
          
            |   | 77 |   9. Install CM3 in case extension | 
          
          
            |   | 78 |   10. Install CM3 and connect the cables between it and the NUC | 
          
          
            |   | 79 |   11. Install the SMA cables between the TX/RX, RX2 ports on the USRP and the case extension sides | 
          
          
            |   | 80 |   12. Put the NUC and case extension together using the M2.5 screws | 
          
          
            |   | 81 |   13. Attach the USB 3.0 cable between the NUC and USRP | 
          
          
            |   | 82 |   14. Add rubber feet to the case extension bottom if desired |