Huawei AR500 Series Hardware Description page 460

Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
Attribute
Cable type
USB Interface
Do not remove the USB flash drive during a USB-based deployment. Otherwise, the system
will restart.
The USB interface supports USB 2.0 devices and provides upload and download speeds of
480 Mbit/s. You can use the USB interface to upload or download configuration and
application files to the flash memory.
Table 3-346 USB interface attributes
Attribute
Connector type
Standards compliance
Working mode
RS485 Interface
RS485 interfaces are used for data collection.
Table 3-347 RS485 interface attributes
Attribute
Connector type
Standards compliance
Working mode
Rate
Cable type
DI Interface
Issue 10 (2019-03-06)
Table 3-346
Copyright © Huawei Technologies Co., Ltd.
Description
l Optical fiber (inserted in an optical
module) and GE Optical Module
l 6.6 Ethernet Cable
Module
lists USB interface attributes.
Description
TYPE-A
USB 2.0
Host
Table 3-347 lists the RS485 interface attributes.
Description
8-pin connector (leftmost 4 pins for RS485
interfaces)
RS485
Half-duplex
1200-115200 bit/s
6.2.11 8-Pin Phoenix Connector
(RS485/DI)
3 Chassis
and GE Copper
449