AR-B1893 User’s Guide
AR-B11893 Pentium M inside (With VGA)
with On Board DDR, 4 Port built in LAN, 1 Mini PCI, 1 CF
15
3.5 Fan Connector
The AR-B1893A provides 3 connectors for CPU cooling fan &
system fan & they can be controlled by Super I/O Chip.
•
CPUF1, CPUF2 & CPUF3: Fan Connector for CPU & System
PIN NO.
DESCRIPTION
1
Sense
2
12 V
3
Ground
3.6 LAN RJ45 Connector
AR-B1893A is equipped with built-in 2 x 10/100Mbps and 2 x
10/100/1000Mbps Ethernet Controller. You can connect it to your
LAN through RJ45 LAN connector. The pin assignments are as
following:
•
LAN1, LAN2 : LAN RJ45 Connector
PIN NO. DESCRIPTION
PIN NO.
DESCRIPTION
1
TX+
5.
N/C
2
TX-
6.
RX-
3.
RX+
7.
N/C
4.
N/C
8.
N/C
LAN3, LAN4 : LAN RJ45 Connector
PIN NO. DESCRIPTION
PIN NO.
DESCRIPTION
1
TX0+
5.
TX1-
2
TX0-
6.
RX0-
3.
RX0+
7.
RX1+
4.
TX1+
8.
RX1-
8
1
1
2
3
8
1
