Huawei AR500 Series Hardware Description page 121

Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
LTE antenna interfaces of a router include a MAIN interface (for the primary antenna) and a
DIV interface (for the secondary antenna). The primary and secondary antennas work
together. The primary antenna transmits and receives LTE signals, and the secondary antenna
helps improve the quality of received LTE signals.
attributes.
Table 3-30 LTE antenna interface attributes
Attribute
Connector type
Standards
compliance and
frequency bands
supported
Rate
Cable type
DI/DO Interface
The DI/DO interfaces are used to detect voltage level signals or deliver instructions.
3-31
Table 3-31 DI/DO interface attributes
Attribute
Connector type
Signal type
Cable type
RS485/RS422 Interface
The RS485/RS422 interface can be connected to a meter or monitoring terminal.
lists RS485/RS422 interface attributes.
Issue 10 (2019-03-06)
Description
SMA-K (screw threads outside and a hole inside)
l LTE FDD: Band 1/3/19
l WCDMA: Band 1/6/19
l Frequency Division Duplexing (FDD) LTE: uplink rate of 50
Mbit/s and downlink rate of 150 Mbit/s
l DC-HSPA+: uplink rate of 5.76 Mbit/s and downlink rate of 42
Mbit/s
l Universal Mobile Telecommunications System (UMTS): uplink
rate of 384 kbit/s and downlink rate of 384 kbit/s
l
6.3.2 LTE Whip Antenna
l 6.3.4 Outdoor LTE Antenna
l 6.3.3 LTE Indoor Remote Antenna
lists DI/DO interface attributes.
Copyright © Huawei Technologies Co., Ltd.
Table 3-30 lists LTE antenna interface
Description
RJ45
LVTTL voltage level, digital input/output
6.2.7 RJ-45 Connector (DI/DO)
3 Chassis
Table
Table 3-32
110