2-10
P/N 480-0049-00-13
Chapter 2: Hardware Components
RJ-45 to RJ-45 Crossover Cable (T1/E1/PRI WAN to PBX)
An RJ-45 (T1/E1) crossover cable is used to connect
Tenor DX
T1/E1 (1-8) port to the Line Side (PBX).
Cable pinouts are provided below. If this cable is provided by Quintum, the color is red. The color specifica-
tions are applicable to the RJ-45 crossover cable provided.
Figure 2-8
RJ-45 Crossover Cable Pinouts
Table 2-7
RJ-45 Connector Pinouts for T1/E1/PRI (1-8) port
Pin #
Signal
Definition
Color for Connector 1
Color for Connector 2
1
RX ring
Receive Ring
White w/orange
Blue
2
RX tip
Receive Tip
Orange
White w/blue
3
RSVD
Reserved
-
4
TX ring
Transmit Ring
Blue
White w/orange
5
TX tip
Transmit Tip
White w/blue
Orange
6
N.C
No Connect
-
-
7
N.C. No
Connect
-
-
8
N.C.
No Connect
-
-
Pin #
Connects to
Pin #
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
Connector 1
Connector 2