Connecting The Dc Power Cord - H3C LS-5500-28C-PWR-SI-OVS Installation Manual

Installation Manual
H3C S5500-SI Complete Series Ethernet Switches
Note:
The AC power cord retainer can prevent the AC power cord from accidentally falling off.
Step 4: Check whether the PWR LED on the front panel of the switch is ON. If the LED
is ON, it shows the power cord is properly connected.
Caution:
Make sure that the ground wire has been properly connected before powering on the
switch.

3.2.2 Connecting the DC Power Cord

I. Connecting the DC Power cord of the S5500-28C-SI and S5500-52C-SI
switches
The S5500-28C-SI and S5500-52C-SI switches use 12V-RPS DC power.
Pin Number
1
2
3
4
5
6
7
Figure 3-16 Appearance of the socket for 12V-RPS DC power of the switch
Step 1: Connect one end of the chassis ground wire to the grounding screw on the rear
panel of the chassis and the other end to the ground as near as possible.
Step 2: Connect the cable to the plug of the 12V-RPS DC power.
As shown in Figure 3-17, loosen the fastening screws and remove the air filter
from the 12V-RPS DC power socket. (In the case of no 12V-RPS DC power supply,
re-install the air filter.)
Designation Pin Number
GND 8
-50V 9
12V 10
12V
12V
12V
GND 14
3-12
Chapter 3 Installing the Switch
Designation
GND
-50V
RPS_pres
11 -50Vrtn
12 -50Vrtn
13 Control Pin
GND