CAI JINYONG
2018-3-30
CHONGHAN CH-D3 WIRELESS DTU USER MANUAL
页
7
1.
Overview
DTU (IP Modem or M2M) used for serial port device data transparent transmit. The
document describes how to use the Chonghan CH-D3 series wireless DTU and FAQ. The aim to
help user easy and quick to test, use and disposition the DTU.
Note: Though all features are documented in this manual, new features
may still be in beta stage at publication and therefore may not yet be
validated. Please refer to the Customer Release Note for complete and
detailed information regarding beta and validated features at time of
release.
1.1.
Document History
Version
Date
Comments
Author
1.00
2016-09-19
Initial Release Version.
Lei Dong
1.01
2016-12-02
Release new product D3G7M5.
Lei Dong
1.02
2016-12-06
Add new product D3G2Q2.
Lei Dong
1.03
2017-06-22
Refresh the pictures
Lei Dong
1.04
2018-03-27
Modify the state of the indicator
Cai Jinyong
1.2.
References
C
HONGHAN
CHD1
W
IRELESS
DTU
Q
UICKSTART
E
NG
1.3.
Abbreviations
Abbr.
Full name
APN
Access Point Name
DAC
Digital Analog Converter
GGSN
Gateway GPRS Support Node
GPRS
General Packet Radio Service
IP
Internet Protocol
KB
Kilobyte
MCC
Mobile Country Code
MNC
Mobile Network Codes
MS
Mobile Station
PDU
Protocol Data Unit
PLMN
Public Land Mobile Network
RSSI
Received Signal Strength Indication
SMA
Small Adapter
SMS
Short Message Services
