Huawei S1700 Series Manual page 96

S1700 Managed Series Ethernet Switches
Product Description
3
5
7
Indicators
The S1720-28GWR-4P does not have the PoE indicator. The meanings of other
indicators are the same as those on the S1720-28GWR-PWR-4X.
Power Supply Configuration
The S1720-28GWR-4P has a built-in power module and does not support
pluggable power modules.
Heat Dissipation
The S1720-28GWR-4P has no fans and uses natural heat dissipation.
Technical Specifications
Table 5-20
Table 5-20 Technical specifications
Item
Memory (RAM)
Issue 18 (2020-10-23)
Four 1000BASE-X Ethernet ports
Applicable modules:
● GE optical module
● GE-CWDM optical module
● GE-DWDM optical module
● GE copper transceiver module
● GPON optical module
(applicable in V200R012C00 and
later versions)
NOTE
If a port uses a GPON optical module,
other 1000BASE-X optical ports cannot
be used.
Ground screw
NOTE
The ground cable is not delivered with
the switch.
AC power socket
NOTE
It is used with an AC power cable.
lists technical specifications of the S1720-28GWR-4P.
Description
512 MB
Copyright © Huawei Technologies Co., Ltd.
4 Reset button
NOTICE
To restore the factory settings of a
switch, hold down the Reset button for
at least 6 seconds. This operation will
not reset the switch.
To reset a switch, press the Reset
button.
Resetting the switch will cause service
interruption. Exercise caution when you
press the Reset button.
6 Jack reserved for AC power cable
locking strap
NOTE
The AC power cable locking strap is not
delivered with the switch.
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5 Hardware Structure
62