Installation Manual
Quidway S3526 Ethernet Switch
Chapter 4 Installation
4-4
Neutral point
Zero line
Live line
Figure 4-3
Recommended AC power socket
III. Connecting AC power cord
Step 1: Connect one end of the ground wire of the chassis that is shipped with the
switch to the grounding screw on the switch rear panel, and properly ground the other
end as near as possible.
Step 2: Connect one end of the power cord that is shipped with the switch to the power
socket on the rear panel of the switch chassis, and connect the other end to AC power
socket.
Step 3: Check whether the power indicator on the front panel of the switch is on. If it is
on, it indicates that the power cords are correctly connected.
4.2.2 DC Power Supply and Power Cords
I. DC power
Rated voltage: -60- -48V d.c.
Maximum voltage:-72- -36V d.c.
DC power input socket is illustrated in the following figure.
(1)
(2)
(3)
(4)
(5)
(1)
(2)
(3)
(4)
(5)
(1): Power Switch
(2): DC input
(3): BGND, -48V working ground
(4):-48V
(5):PGND, protection ground
Figure 4-4
Partial appearance of the power socket (DC power)
