5. ROUTER DESIGN
Changing the microSD card:
•
Use the flat end of a spudger, or your fingernail, to press the microSD card slightly deeper
into its slot until you hear a click.
•
After the click, release the card and it will pop out of its slot.
•
Remove the microSD card and push any other microSD card into the slot until it clicks in
place.
Figure 29: SD card
5.8.6
Ethernet Port (ETH0 and ETH1)
Panel socket RJ45.
Pin
Signal mark
Description
Data flow direction
1
TXD+
Transmit Data – positive pole
Input/Output
2
TXD-
Transmit Data – negative pole
Input/Output
3
RXD+
Receive Data – positive pole
Input/Output
4
DC+
POE power + (if POE is equipped)
5
DC+
POE power + (if POE is equipped)
6
RXD-
Receive Data – negative pole
Input/Output
7
DC-
POE power - (if POE is equipped)
8
DC-
POE power - (if POE is equipped)
Table 12: Connection of Ethernet connector
Figure 30: Ethernet connector
19