威泰克斯Vertex_VX5R_serv维修手册含电器原理图

50/144/430 MHz Triple-BandVERTEX STANDARD CO..LTD.4-8-8 Nakameguro,Meguro-Ku,Tokyo 153-8644,JapanHeavy Duty FM TransceiverVERTEX STANDARD以auartersVX-5R8350 N.W.52nd Terrace,Suite 201,Miami,FL 33166,U.S.A.YAESU EUROPE B.V.P.O.Box 75525,1118 ZN Schiphol,The NethedandsYAESU UK LTD.Technical SupplementUnit 12,Sun Valley Business Park,Winnall CloseWinchester,Hampshire,SO23 0LB,U.K.VERTEX STANDARD HK LTD.Unit 5.20F..Seaview@2003 VERTEX STANDARD CO.,LTD.E126990ACentre.139-141 Hoi Bun Road,Kwun Tong.Hong KongIntroductionThis manual provides the technical information necessary for servicingthe VX-5R Triple-Band Heavy Duty FM Transceiver.Servicing this equipment requires expertise in handing surface-mountchip components.Attempts by non-qualified persons to service thisequipment may result in permanent damage not covered by the war-ranty,and may be illegal in some countries.Two PCB layout diagrams provided for each double-sided board inFM TRANSCEIVER VX-6this transceiver.Each side of the board is referred to by the type of themajority of components installed on that side("Side A"or"Side B").InmD0most cases one side has only chip components,and the other has ei-◎0咖咖0咖ther a mixture of both chip and leaded components(trimmers,coils,A@西electrolytic capacitors,ICs,etc.),or leaded components only.YAESUWhile we believe the information in this manual to be correct,VER-TEX STANDARD assumes no liability for damage that may occur as a的可简result of typographical or other errors that may be present.Your coop-eration in pointing out any inconsistencies in the technical informa-tion would be appreciated.ContentsSpecification..,2Exploded View Miscellaneous Parts...............,3Block Diagram…5Interconnection Diagram....................6Circuit Description…7Alignment.…11Board Unit(Schematics,Layouts Parts)CNTL Unit..17AF Unit…35RF Unit .....51VCO Unit73Downloaded by▣RadioAmateur.EU