Motorola GM Series Manuel d'installation

Professional RadioGM SeriesRadio Installation Manual68P64112B30Issue: July 2000

1-2 INSTALLATIONThe following table lists power cables available for this radio:2.2 Power Cable Installation ProcedureBegin the power cable installati

DC Power Cable Installation 1-34. Connect the black lead of the power cable to the nearest vehicle chassis ground point (usingthe provided ring lug if

1-4 INSTALLATION3.0 Trunnion Installation3.1 Planning the Mounting Trunnion InstallationThe standard mounting trunnion allows the radio to be mounted

Antenna Installation 1-53.3 Control Head Mounting PositionThe control head is designed to be removed from the housing and turned to any position withi

1-6 INSTALLATIONThe table below lists the minimum distance for several different ranges of rated radio power.4.2 Selecting an Antenna Site1. Install t

Antenna Installation 1-74.4 Completing the Installation1. Mount the microphone clip to a convenient spot near your radio.2. Your microphone has a tele

1-8 INSTALLATIONFigure 1-5 Transmission Hump Mounting (Top) and Below Dash Mounting (Bottom)TabBELOW DASH MOUNTINGMounting SurfaceMountingSurfaceTabTh

Installation Options 1-95.0 Installation Options5.1 Radio Mounting in Dashboard5.1.1 To Install the Radio in an Automotive Dashboard:1. Open out the r

1-10 INSTALLATION5.1.3 To Remove the Radio / Remote Mount from the Frame1. Push the two demounting tools (see Figure 1-6 Mounting the Radio into the D

Installation Options 1-115.3 Remote Control Head Installation5.3.1 Removing the Front Housing1. Remove the Controlhead from the Transceiver by inserti

iiComputer Software CopyrightsThe Motorola products described in this manual may include copyrighted Motorola computer programs storedin semiconductor

1-12 INSTALLATION5.3.4 To Install the Remote Controlhead:1. Position the Remote Mount Bracket (Item2 in Figure 1-8 Remote Front and Back Housings) int

Accessory Connections 1-136.0 Accessory Connections6.1 Accessory Connector Pin FunctionsThis section gives a description of the accessory connector pi

1-14 INSTALLATION11 Receiver Audio(NPD Data In)There are two possible outputs: (1) Discriminator Audio; and (2) Continuousfiltered RX audio. The nomin

Accessory Connections 1-156.2 Accessory Connection PlanCAUTION: The accessory connections shown are not compatible to some other models ofMotorola rad

1-16 INSTALLATION

Chapter 2REDUCING NOISE INTERFERENCE1.0 IntroductionElectrical noise generated by the electrical system of a vehicle, as well as local ambient noise,

2-2 REDUCING NOISE INTERFERENCEWhen a spark discharge or arc takes place through air, energy is radiated at frequencies from a fewkilohertz to hundred

Operation of a Conventional Ignition System 2-31.4 Induced NoiseInduced noise enters the radio through the proximity of radio wiring to other wiring i

2-4 REDUCING NOISE INTERFERENCEThe battery is connected to the primary winding of the coil through the ignition switch. The primarycircuit is returned

Detection of Noise Sources 2-53.0 Detection of Noise Sources3.1 Noise Detection ProcedureDetection of offending noise sources is the heart of noise su

iiiSAFETY INFORMATIONRead this information before using your radio.SAFE AND EFFICIENT OPERATION OF MOTOROLA TWO-WAY RADIOSThis document provides infor

2-6 REDUCING NOISE INTERFERENCEFigure 2-4 TLN6252_ Noise Reduction Kit for Generator-Equipped VehiclesGeneratorIgnitionSwitchBatteryIgnitionCoilDistri

Noise Reduction Techniques 2-73.2 Sources of NoiseSome interference is due to geographic location. This interference does not need to be eliminatedsin

2-8 REDUCING NOISE INTERFERENCE4.2 Ignition System Interference4.2.1 Engine Maintenance and Tune-UpThe most important step in reducing ignition noise

Noise Reduction Techniques 2-94.2.4 Distributor InterferenceThis type of interference is characterized by popping sounds which are present at all engi

2-10 REDUCING NOISE INTERFERENCEFigure 2-6 Generator Whine SuppressionFigure 2-7 Alternator Whine SuppressionStep 1.Mount Capacitor(0.5µF Coaxial Type

Noise Reduction Techniques 2-114.4 Voltage Regulator NoiseThis type of interference is characterized by erratic popping noises which change only sligh

2-12 REDUCING NOISE INTERFERENCE4.6 Other Electrical NoisesOther elements of the electrical system which can generate noise are listed below. These ca

ivMobile Antenna InstallationInstall the vehicle antenna external to the vehicle and in accordance with:a. The requirements of the antenna manufacture

v5. Ensure that there is a minimum of two vehicle lengths between the front of the vehicle and anyobject in the vehicle’s forward path. Then, set the

vi

viiTable of ContentsSAFETY INFORMATION ...iiiChapter 1 INSTALLATIO

viii4.4 Voltage Regulator Noise......2-114.5 Hood and Trunk Lid Noise...

Chapter 1INSTALLATION1.0 Introduction1.1 General InformationThere are two methods of installing your mobile radio:1. Using the direct mounting trunnio