Installation Manual
Quidway S5000 Series Ethernet Switches
Chapter 3 Installation
Huawei Technologies Proprietary
3-7
DC power input
Ethernet Switch
Grounding screw
RTN
-48V
AC/DC
power box
-48V strip
RTN strip
PGND strip
Ground
Grounding wire
DC power input
Ethernet Switch
Grounding screw
RTN
-48V
AC/DC
power box
-48V strip
RTN strip
PGND strip
Ground
Grounding wire
DC power input
Ethernet Switch
Grounding screw
RTN
-48V
AC/DC
power box
-48V strip
RTN strip
PGND strip
Ground
Grounding wire
DC power input
Ethernet Switch
Grounding screw
RTN
-48V
AC/DC
power box
-48V strip
RTN strip
PGND strip
Ground
Grounding wire
Figure 3-8
Grounding through PGND of a power rack
3.3 Connecting Console Cable
3.3.1 Console Cable
Console cable is an 8-core cable. At one end of the cable is a crimped RJ45 connector
for the connection to the Console port of the switch; at the other end of the cable is a
DB9 (female) connector for the connection to the serial port on the Console terminal.
See the following figure.
Figure 3-9
Console cable
Table 3-1
Console cable pinouts
RJ-45
Signal
Direction
DB-9
1 RTS
←
7
2 DTR
←
4
3 TXD
←
3
4 CD
→
1
5 GND ----
5
6 RXD
→
2
7 DSR
→
6
8 CTS
→
8