User's Manual
Table Of Contents
- Legal Information
- 1 About This Document
- 2 Product Overview
- 3 Interfaces
- 3.1 Definition of PINs
- 3.2 Working Condition
- 3.3 Feature of Interface Power Level
- 3.4 Power Interface
- 3.5 (U)SIM Card Interface
- 3.6 SD Card Interface
- 3.7 USB2.0 Interface
- 3.8 Serial Interface
- 3.9 JTAG (Joint Test Action Group) Interface
- 3.10 Power-on/Power-off & Reset Signal
- 3.11 Interactive Application Interface
- 3.12 LED Indicator Interface
- 4 Electric Feature
- 5 Technical Index of Radio Frequency
- 6 Related Test & Testing Standard
- 7 Design Guide
- 7.1 General Design Rule & Requirement
- 7.2 Power Supply Circuit Design
- 7.3 RF Circuit Design
- 7.4 Suggestions for EMC & ESD Design
- 7.5 Suggestions for PCB Wielding Panel Design
- 7.6 Suggestions for Heat-dissipation Design
- 7.7 Recommended Product Upgrading Plan
- 8 Manufacturing Guide
- 9 FCC Regulations:
Hardware Development Guide of Module Product
VI All Rights reserved, No Spreading abroad without Permission of ZTEWelink
4.3 Resetting Flow ............................................................................................................... 34
5 Technical Index of Radio Frequency ........................................................... 35
5.1 Technical Index of Radio Frequency under UMTS Mode .............................................. 35
5.1.1 UMTS (WCDMA)............................................................................................................ 35
5.2 Technical Index of Radio Frequency under GPRS/GSM/EDGE Mode ......................... 35
5.3 Technical Parameters of Antenna Testing Console ...................................................... 35
5.3.1 Sourceless Index............................................................................................................ 36
5.3.2 Sourced Index ................................................................................................................ 36
6 Related Test & Testing Standard ................................................................. 37
6.1 Testing Reference .......................................................................................................... 37
6.2 Description of Testing Environment ............................................................................... 38
6.3 Reliability Testing Environment ...................................................................................... 39
6.4 Reliability Testing Result ................................................................................................ 40
7 Design Guide ................................................................................................. 41
7.1 General Design Rule & Requirement ............................................................................ 41
7.2 Power Supply Circuit Design ......................................................................................... 41
7.3 RF Circuit Design ........................................................................................................... 42
7.3.1 RF Antenna Circuit Design ............................................................................................ 42
7.3.2 Precautions During the Initial Design of Antenna .......................................................... 45
7.4 Suggestions for EMC & ESD Design ............................................................................. 47
7.5 Suggestions for PCB Wielding Panel Design ................................................................ 48
7.6 Suggestions for Heat-dissipation Design ....................................................................... 48
7.7 Recommended Product Upgrading Plan ....................................................................... 49
8 Manufacturing Guide .................................................................................... 50
8.1 Design of Steel Mesh ..................................................................................................... 50
8.2 Furnace Temperature Curve .......................................................................................... 50
9 FCC Regulations ........................................................................................... 51