Vertex_VX-6000V_维修维护电器原理图手册

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Vertex_VX-6000V_维修维护电器原理图手册
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Vertex StandardVERTEX STANDARD CO..LTD.4-8-8 Nakameguo,Meguro-Ku,Tokyo 153-8644,JapanVERTEX STANDARDVHF FM TransceiverUS Headquarters10900 Waiker Street,Cypress,CA 90630,U.SA.VX-6000V8350 N.W.52nd Terrace,Suile 201,Miami,FL33166.U.S.AYAESU EUROPE B.V.P.O.Box 75525,1118 ZN Schiphol,The NetherandsService ManualYAESU UK LTD.Unit 12,Sun Valley Business Park,Winnal CloseWinchester,Hampshire,SO23 OLB,U.K.VERTEX STANDARD HK LTD.@2003 VERTEX STANDARD CO.,LTD.EH024N90AUnit 5,20V/F.,Seaview Centre,139-141 Hoi Bun Road.Kwun Tong.Kowloon,Hong KongIntroductionThis manual provides technical information necessary for servicing the VX-6000V VHF FM Transceiver.Servicing this equipment requires expertise in handling 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 illegal insome countries.Two PCB layout diagrams are provided for each double-sided circuit board in the Transceiver.Each side of is referredto by the type of the majority of components installed on that side("leaded"or"chip-only").In most cases one side hasonly chip components,and the other has either a mixture of both chip and leaded components(trimmers,coils,electrolyt-ic capacitors,ICs,etc.),or leaded components only.While we believe the technical information in this manual to be correct,VERTEX STANDARD assumes no liabilityfor damage that may occur as a result of typographical or other errors that may be present.Your cooperation in pointingout any inconsistencies in the technical information would be appreciated.ContentsOperating Manual Reprint.1-1Board Unit(Schematics,Layouts Parts)Cloning2-1MANN Unit.6A-1DISPLAYUnit6B-1Specifications.….2-2KEY Unit.6C-1Exploded View Miscellaneous Parts...3-1VR Unit.....6D-1Block Diagram.3-2MIC CONN Unit....6D-2PA Unit.……6E-1Interconnection Diagram3-4Optional Board Unit(Schematics,Layouts Parts)Circuit Description4-1F2D-82-Tone Decode Unit...A-1Alignment.…5-1VTP-50 VX-Trunk Unit...B-1FVP-25 Encryption /DTMF Pager Unit...........C-1E5D-145-Tone Unit.D-1FIF-7 Connection Unit................…7E-1
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