Vertex_VX-2100_VX-2200_VHF_维修维护电器原理图手册_2015

SVertex StandardVHF FM TransceiverVertex Standard LMR,Inc.VX-2100 Series2015 Vertex Standard LMR,Inc.EC061N90MVX-2200 SeriesService ManualAveRTEx-■■VX-2100 SeriesVX-2200 SeriesIntroductionThis manual provides the technical information necessary for servicing the VX-2100/-2200 Series Mobile Transceiver.Servicing this equipment requires expertise in handing surface-mount chip components.Attempts by non-qualifiedpersons to service this equipment may result in permanent damage not covered by the warranty,and may be illegalin some countries.Two PCB layout diagrams are provided for each double-sided board in this transceiver.Each side of the board isreferred to by the type of the majority of components installed on that side("Side A"or "Side B").In most cases oneside has only chip components(surface-mount devices),and the other has either a mixture of both chip and leadedcomponents(trimmers,coils,electrolytic capacitors,ICs,etc.),or leaded components only.As described in the pages to follow,the advanced microprocessor design of the VX-2100/-2200 allows a completealignment of this transceiver to be performed without opening the case of the radio;all adjustments can be performedfrom the personal computer,using with the Vertex Standard FIF-12 USB Programming Interface and CE82 Software.While we believe the information in this manual to be correct,Vertex Standard assumes no liability for damage thatmay occur as a result of typographical or other errors that may be present.Your cooperation in pointing out anyinconsistencies in the technical information would be appreciated.Important NoteThis transceiver is assembled using Pb(lead)free solder,based on the RoHS specification.Only lead-free solder(Alloy Composition:Sn-3.0Ag-0.5Cu)should be used for repairs performed on this ap-paratus.The solder stated above utilizes the alloy composition required for compliance with the lead-freespecification,and any solder with the above alloy composition may be used.ContentsSpecifications2Board Units(Schematics Parts Layout)DSUB 15-pin Accessory Connector...4MAIN Unit..1Exploded View Miscellaneous Parts ................5MAIN-2 Unit (50 W:Lot.33-96).....................35Parts List........FRONT-A Unit (VX-2100)..38Block Diagram........FRONT-B Unit (VX-2200)..40Circuit Description....8Optional Units(Schematics Parts Layout)Alignment...10FVP-25 Encryption/DTMF Pager Unit.........42Installation of Option ....16FVP-36 Voice Inversion Type Encryption Unit ...43