Huawei S5700 Series - Page 138

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 Indicator Description.
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. Table
3-55 lists its power supply configurations.
Table 3-55 Power supply configurations
Power
Supply
Configuratio
n
Available PoE
Power
Maximum Number of Ports (Fully Loaded)
No RPS used 369.6 W
l 802.3af (15.4 W per port): 24
l 802.3at (30 W per port): 12
RPS used 800 W
l 802.3af (15.4 W per port): 24
l 802.3at (30 W per port): 24
Figure 3-21 shows the power supply mode of a built-in AC power module. The built-in AC
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
GND12V
PWR
L N PGND
L: live wire N: neutral wire PGND: protection ground GND: 12 V reference ground
S5700 Series Ethernet Switches
Hardware Description
3 Chassis
Issue 24 (2016-08-12) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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