Huawei S5700 Series - Page 106

Attribute Description
Working mode Duplex Universal Asynchronous Receiver/Transmitter (UART)
Baud rate 9600 bit/s, 19200 bit/s, 38400 bit/s, 57600 bit/s, or 115200 bit/s
Default value: 9600 bit/s
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 S5700-28P-LI-DC has similar indicators to those on the S5700-28X-LI-AC, except that
the S5700-28P-LI-DC does not have an RPS indicator. For details, see Indicator
Description.
Power Supply Configuration
The S5700-28P-LI-DC 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 3-9 shows the power supply mode of a single DC power module. The built-in DC
power module (PWR) receives DC power from an external power source and provides a 12 V
output to the chassis.
Figure 3-9 Power supply by a single DC power module
Motherboard
GND12V
PWR
NEG RTN
NEG: negative cable RTN: positive cable GND: 12 V reference ground
Heat Dissipation
The S5700-28P-LI-DC has no fans and uses natural heat dissipation.
Technical Specifications
Table 3-23 lists specifications of the S5700-28P-LI-DC.
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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