
Installation Manual
H3C S9500 Series Routing Switches
Chapter 3 Installing the Switch
3-13
2) Install the clamp to the socket of the PSU until it grips the plug.
3) Insert the other end of the power cord into an external power socket.
(1)
(1)
(2)
(3)
(4)
(5)
(6)
(1) Power switch
(2) Input LED
(3) Output LED
(4) Fail LED
(5) PSU handle
(6) AC power cord
Figure 3-13
NEPS3500-A appearance
II. Connecting DC Power Cables
The DC power cables are connected to the terminal block, and are fixed
with screws. A plastic cover plate is installed in front of the terminal block
for the sake of connection reliability.
Caution:
z
Completely power off the switch before connecting the DC power cord.
z
Before removing or installing the DC power cables, you need to remove
the plastic cover plate. Install it after installing/removing the DC power
cables.
Take the following steps to connect the DC power cables:
1) Remove the plastic cover plate and loosen the fixing screws on the
terminal block of the DC PSU with a Philips screwdriver.
2) Connect one end of the cable with –48V OT terminals (blue) to the
NEG(–) terminal on the PSU and fasten the corresponding fixing screw.