Huawei S1720-52GWR-4X - Page 155

Display
Mode
Color Status Description
Green Steady on A link has been established on the port.
Yellow Blinking The port is sending or receiving data.
Speed - O The port is not connected or has been
shut down.
Green
and
yellow
Steady on 1000M/10GE port: The port is operating
at 1000 Mbit/s.
Green
and
yellow
Blinking 1000M/10GE port: The port is operating
at 10 Gbit/s.
Power Supply
Conguration
The S1720X-16XWR has a built-in power module and does not support pluggable
power modules.
Heat Dissipation
The S1720X-16XWR has three built-in fans for forced air cooling. Air
ows in from
the left side and front panel, and exhausts from the right side.
Technical
Specications
Table 5-37 lists technical specications of the S1720X-16XWR.
Table 5-37 Technical
specications
Item Description
Memory (RAM) 1 GB
Flash 512 MB in total, 240 MB available for customers
Mean time
between failures
(MTBF)
37.9 years
Mean time to
repair (MTTR)
2 hours
Availability > 0.99999
Service port
surge protection
N/A
Power supply
surge protection
±6 kV in dierential mode, ±6 kV in common mode
S1700 Managed Series Ethernet Switches
Product Description
5 Hardware Structure
Issue 18 (2020-10-23) Copyright © Huawei Technologies Co., Ltd. 121