3com 4800G Installationsanweisungen
46
C
HAPTER
3: I
NSTALLING
THE
S
WITCH
supply. In this case, make sure this RTN wire is well connected to the ground at
the DC output of the DC power cabinet.
the DC output of the DC power cabinet.
Figure 45 Ground through the PGND of a power cabinet
Connecting the
Console Cable
Console Cable
Console Cable
A console cable is an 8-core cable. One end of the cable is a crimped RJ-45
connector, which is connected to the console port of the switch, and the other
end is a DB-9 female connector, which is connected to the serial port on the
console terminal, as shown below.
connector, which is connected to the console port of the switch, and the other
end is a DB-9 female connector, which is connected to the serial port on the
console terminal, as shown below.
Figure 46 Console cable
(1) AC/DC power cabinet
(2) -48V strip
(3) -48V
(4) RTN strip
(5) RTN terminal
(6) PGND strip
(7) Grounding
(8) Protection grounding cable (9) Grounding terminal
(10) Ethernet Switch
(11) DC power input
(9)
(10)
(11)
(3)
(5)
(2)
(4)
(6)
(7)
(8)
(1)
Main label
1
8
B side
B
Pos.9
Pos.1
A side
A