The power connector includes a removable 4 pin terminal block.  To power the board, only 8-48VDC is required.  The POE power pins can be left disconnected unless powering another device with POE PSE.
| Pin
 | 
Description
 |  
| 1 (Left)
 | 
10-48VDC
 |  
| 2
 | 
GND
 |  
| 3
 | 
POE 48V +
 |  
| 4
 | 
POE 48V -
 |   
 | 
 
 |