NJR-TW01UHD/NJR-RW01UHD User Guide
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7.2.5 Connecting LAN cable
Pin assignment of the LAN connector is as follows.
Auto MDI/MDI-X that detecting and switching straight cable/cross cable is supported.
1
8
*Not used
[Fig. 7.11] LAN connector
Make sure not to form a loop by the NJR-TW01UHD (LAN model)/NJR-RW01UHD when connecting a LAN
cable to the NJR-TW01UHD (LAN model)/NJR-RW01UHD.
The NJR-TW01UHD (LAN model)/NJR-RW01UHD constantly send broadcast packet in order to notify status.
If adding the LAN cable to the existing network, avoid problems, such as broadcast storm caused by
broadcast traffic.
Broadcast storm: This problem occurs when a network system is overwhelmed by continuous broadcast
traffic or the like.
Pin No.
Signal name
MDI
MDI-X
1000BASE-T
100BASE-TX/10BASE-T
1000BASE-T
100BASE-TX/10BASE-T
1
TRX+ (Transmitted &
Received data +)
TX+ (Transmitted data +)
TRX+ (Transmitted &
Received data +)
RX+ (Received data +)
2
TRX- (Transmitted &
Received data -)
TX- (Transmitted data -)
TRX- (Transmitted &
Received data -)
RX- (Received data -)
3
TRX+ (Transmitted &
Received data +)
RX+ (Received data +)
TRX+ (Transmitted &
Received data +)
TX+ (Transmitted data +)
4
TRX+ (Transmitted &
Received data +)
N.C. (Not connected)*
TRX+ (Transmitted &
Received data +)
N.C. (Not connected)*
5
TRX- (Transmitted &
Received data -)
N.C. (Not connected)*
TRX- (Transmitted &
Received data -)
N.C. (Not connected)*
6
TRX- (Transmitted &
Received data -)
RX- (Received data -)
TRX- (Transmitted &
Received data -)
TX- (Transmitted data -)
7
TRX+ (Transmitted &
Received data +)
N.C. (Not connected)*
TRX+ (Transmitted &
Received data +)
N.C. (Not connected)*
8
TRX- (Transmitted &
Received data -)
N.C. (Not connected)*
TRX- (Transmitted &
Received data -)
N.C. (Not connected)*
