Manuals / Huawei / Household Appliance / Sewing Machine

Huawei EM820W manual Mechanical Specifications, Dimensions and Interfaces

Models: EM820W

1 49

Download 49 pages 23.34 Kb

Page 43

HUAWEI EM820W HSPA+ PC Embedded Module
Hardware Guide	Mechanical Specifications

6 Mechanical Specifications

6.1 Dimensions and Interfaces

6.1.1 Dimensions and Interfaces of EM820W

The dimensions of EM820W are 50.95 mm (length) × 30 mm (width) × 4.5 mm (height). Figure 6-1 shows the dimensions of EM820W in detail.

Figure 6-1 shows the appearance of the interfaces on the EM820W.

Figure 6-1Dimensions of the EM820W

6.2 Dimensions of the Mini PCI Express Connector

The EM820W adopts a standard Mini PCI Express connector that has 52 pins and complies with the PCI Express Mini Card Electromechanical Specification Revision 1.2.

	Issue 01 (2010-12-31)	Huawei Proprietary and Confidential	36
		Copyright © Huawei Technologies Co., Ltd.

Image 43

Huawei EM820W manual Mechanical Specifications, Dimensions and Interfaces, Dimensions of the Mini PCI Express Connector

Contents

Hardware Guide Issue DateNo Warranty History About This DocumentVersion Date Chapter Descriptions Contents Recommendations for Designing the Module Antennas Electrical and Reliability FeaturesTables Figures Overview IntroductionFunction Overview Feature DescriptionOverall Description About This ChapterSMS Circuit Block Diagram1Circuit block diagram of the EM820W module Application Block DiagramMini PCI Express Interface Description of the Application InterfacesCOEX1 UimresetWDISABLE# Wdisablen VCC3V3Mini Card ground Not connected USB signal D Input/outputUSB signal D+ Input/output Active-low LED signal Output Indicating the state CardVCC Power Sources and GroundsPower Supply Time Sequence Name Pins Minimum Type MaximumName Pin Description Direction to Module USB SignalsParameter Remarks TimeNominal value UnitUIM/SIM Usim SignalsUsim Interface Schematic Reference Pin Name DescriptionDesign Guide 7Vcc Minimum Maximum2Vcc 7Vcc SIM CLK requirementsVcc Vcc+0.3 Certification Test8SIM IO requirements VccSW Control Setting Radio Operation WDISABLE# SignalLEDWWAN# Signal Pins Name Description Direction to ModuleIF*R+VF+IF*100 =VCC 11LEDWWAN signalPins Name Description Additional Direction to Module LedwwanNC Pins Wakenbn SignalNC pins are not internally connected in the EM820W Test Environment RF SpecificationsOperating Frequencies Conducted RF MeasurementEM820W Test Value dBm Conducted Rx Sensitivity and Tx PowerTest Standards Conducted Receive Sensitivity3GPP Protocol EM820W Test Value dBm Claim dBm Min Type Max Conducted Transmit PowerAntenna Design Requirements Antenna Design IndicatorsPCS UMTS850UMTS900 DCSEnvelope Correlation Coefficient 3 GSM/WCDMA Antenna Requirements InterferenceGSM/WCDMA Antenna Requirements Passive Tests Radio Test EnvironmentRecommendations for Designing the Module Antennas Design RecommendationsESD Protection for the Antenna Interface Issue 01 Huawei Proprietary and Confidential Working and Storage Temperatures and Humidity Electrical and Reliability FeaturesExtreme Working Conditions Electrical Criteria of Application Interfaces Specification Minimum Value Maximum Value UnitParameter Description Minimum Value Power Voltage Tolerance Peak Maximum Normal Maximum Power Supply FeaturesPower Supply Power ConsumptionDescription Test Value Units ConfigurationHsdpa Hsupa250 Up/1 Down 351 488 165 217 293 225 Up/1 DownGPRS900 EDGE850Scenario Idle Suspend Unit Offline Enabled Disabled Reliability FeaturesTest Condition Standard Test Condition Standard EMC and ESD Features Dimensions and Interfaces of EM820W Mechanical SpecificationsDimensions and Interfaces Dimensions of the Mini PCI Express ConnectorInstalling the EM820W on the Main Board of PC Specification Selection for FastenersIssue 01 Huawei Proprietary and Confidential Romoving the EM820W from the Main Board of PC 1Circuits of typical interfaces in the EM820W module Appendix a Circuits of Typical InterfacesAcronym or Abbreviation Expansion Appendix B Acronyms and AbbreviationsPDU NTCPbcch PCB