Huawei S5700 Series Hardware Description page 138

S5700 Series Ethernet Switches
Hardware Description
Mini USB port
The mini USB port is connected to a console for on-site configuration. When both the Mini
USB and console port have a cable connected, only the Mini USB port works.
Indicator Description
The S5700-28TP-PWR-LI-AC has the same types of indicators as the S5700-28X-PWR-LI-
AC. For details, see
Power Supply Configuration
The S5700-28TP-PWR-LI-AC has a built-in power module and does not support pluggable
power modules. It can connect to an RPS1800 power supply for power redundancy.
3-55
Table 3-55 Power supply configurations
Power
Supply
Configuratio
n
No RPS used
RPS used
Figure 3-21
power module (PWR) receives power from an external power source and provides a 12 V
output to the chassis.
Figure 3-21 Power supply mode of a built-in AC power module
Motherboard
L: live wire
Issue 24 (2016-08-12)
Indicator
lists its power supply configurations.
Available PoE
Power
369.6 W
800 W
shows the power supply mode of a built-in AC power module. The built-in AC
PWR
N: neutral wire
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Description.
Maximum Number of Ports (Fully Loaded)
l 802.3af (15.4 W per port): 24
l 802.3at (30 W per port): 12
l 802.3af (15.4 W per port): 24
l 802.3at (30 W per port): 24
12V GND
L N PGND
PGND: protection ground
Table
GND: 12 V reference ground
3 Chassis
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