19
7.16
A CPU fan is always needed for cooling CPU heat (FAN3)
The CPU fan connector FAN3 provides power to the CPU fan.
Pin
Signal
1
Ground
2
+12V
3
Rotation Detection
4
Speed Control
7.17
System & Auxiliary Fan Connectors (FAN1, FAN2)
You can connect the system cooling fan cable to FAN1/FAN2 for system cooling fan power.
Pin
Signal
1
GND
2
+12V
3
Rotation Detection
7.18
Ethernet RJ-45 Connectors (LAN1, LAN2)
The RJ-45 connectors LAN1 and LAN2 are for Ethernet. To connect the board to 100-Base-T
or 1000-Base-T hub, just plug one end of the cable into LAN1 and connect the other end
(phone jack) to a 100-Base-T hub or 1000-Base-T hub.
Pin
Signal
1
Tx+ (Data transmission positive)
2
Tx- (Data transmission negative)
3
Rx+(Data reception positive)
4
RJ-1(For 1000 base T-Only)
5
RJ-1(For 1000 base T-Only)
6
Rx- (Data reception negative)
7
RJ-1(For 1000 base T-Only)
8
RJ-1(For 1000 base T-Only)
A
Active LED
B
Speed LED
