Huawei SE2900 - Page 120

HUAWEI SE2900 Session Border Controller
Hardware Description
3 Cables
Issue 01 (2016-01-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
116
Figure 3-20 DB9-RJ45 serial cable structure
Pinouts
Table 3-11 lists the pins at both ends of a DB9-RJ45 serial cable.
Table 3-11 Pins at both ends of a DB9-RJ45 serial cable
Wire No.
Start Pin
End Pin
Signal
W
X1.2
X2.3
TX
X1.3
X2.6
RX
X1.5
X2.5
GND
Technical Specifications
Table 3-12 lists the technical specifications of the DB9-RJ45 serial cable.
Table 3-12 Technical specifications of the DB9-RJ45 serial cable
Item
Specifications
Connector type
Cable Connector-04040838-D
Connector-9PIN-Female Connector-Cable
Welding Type
Network Interface Connector-Single
Row-Single
Interface-8PIN-8bit-Shielded-Crystal
Connector
Cable model
Symmetric twisted pair cable
Characteristic impedance
100 ohms
Diameter of the inner conductor
0.32 mm (0.01 in.)
Wire gauge of the inner conductor
28 AWG
Color
Gray