Huawei S5700 Series - Page 205

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 S5700-52X-LI-AC has the same types of indicators as the S5700-28X-LI-AC. For
details, see Indicator Description.
Power Supply Configuration
The S5700-52X-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.
Figure 3-42 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 3-42 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
Heat Dissipation
The S5700-52X-LI-AC has built-in fans for forced air cooling. The airflow direction is left-
to-right.
1
2
3
4
MODE
STCK
SPED
STAT
SYS
RPS
PWR
Cold air
Hot air
NOTE
This figure only shows the airflow direction and does not depict the actual device.
Technical Specifications
Table 3-113 lists technical specifications of the S5700-52X-LI-AC.
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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