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IP LDK-20 Installation Manual Board Installation
45
3.5.3 LANU (LAN interface Unit)
Description
LANU should be installed on the LANU connector, and provides 1 LAN port of 10Base-T networking. RJ45 Modular
Jack, MJ1, is used to interface with the Wide Area Network (WAN) or PC, and has two LEDs that indicate the
operational state of the LAN port.
Figure 3.5.3 LANU
3.5.3.1 Pin Assignment
LANU
CONNECTOR PIN NUMBER NO SIGNAL NAME FUNCTION
4,5,7,8 RESERVED
1 TX+ Transmit Data
2 TX- Transmit Data
3 RX- Receive Data
RJ45
6 RX+ Receive Data
PC
CONNECTOR PIN NUMBER NO SIGNAL NAME FUNCTION
4,5,7,8 RESERVED
1 TX+ Transmit Data
2 TX- Transmit Data
3 RX- Receive Data
RJ45
6 RX+ Receive Data
THE LED INDICATION OF MJ1
LED MEANING
LED1 (Green) OFF: No Link ON: Link, Toggle: Data Transfer
LED2 (Orange) OFF: Link and activity at 10MBps ON: Link and activity at 100MBps