Comtest Networks MTAS-192 METALLIC TEST ACCESS SYSTEM User Manual
Page 53

CT-IG-MTAS192-2008-v1_8.doc
Comtest Networks
MTAS-192
June 2006
Installation Guide
47
Ethernet Cabling
Connect to the Ethernet jack on the MTAS-CM control card using 10/100BaseT
Ethernet cable.
Table 19: RJ-45 10/100BaseT Connector Pinouts
Pin No.
Name
Description
EIA/TIA 568A
EIA/TIA 568B
Ethernet
1 DSR/RI
TX+
White/Green White/Orange
9
2 DCD TX-
Green/White
or
Green
Orange/White or Orange
9
3 DTR RX+
White/Orange
White/Green
9
4
Blue/White or Blue
Blue/White or Blue
Not Used
5
White/Blue
White/Blue
Not
Used
6
TD
RX-
Orange/White or Orange Green/White or Green
9
7
White/Brown
White/Brown
Not
Used
8
Brown/White or Brown
Brown/White or Brown
Not Used
Straight-Through Cable Pinout
Connecting RJ-45 Ethernet Interface to a Hub or Router)
Figure 37: Straight-Through Cable Pinouts
Crossover Cable Pinout
Connecting RJ-45 Ethernet interface to a PC)
Figure 38: Crossover Cable Pinouts
3 TxD+
6 TxD-
1 RxD+
2 RxD-
3 TxD+
6 TxD-
1 RxD+
2 RxD-
PC MTAS
3 TxD+
6 TxD-
1 RxD+
2 RxD-
3 TxD+
6 TxD-
1 RxD+
2 RxD-
Router MTAS