Alinco_DR-03T_DR-M03R_维修维护电器原理图手册

DR-M03R/DR-03TService ManualCONTENTSSPECIFICATIONSPARTS LISTGENERAL..................2CPU Unit..g…21TRANSMITTER........MAIN Unit.21-24RECEIVER....2PA Unit...24Mechanical Parts.…CIRCUIT DISCRIPTIONPacking Parts.…1)Receiver System....................................3,4ACCESSORIES22)Transmitter System..................................4ACCESSORIES.(SCREW SET).……53)PLL Synthesizer Circuit.....4,54)CPU and Peripheral Circuit...............56ADJUSTMENTPower Supply Circuit......1)Adjustment Spot.......266)M38268MCA082GP#U0(XA1170A).7-92)VCO and RX Adjustment Specification..3)TX Adjustment Specification..........27SEMICONDUCTOR DATARX Test Specification…1NJM7808FA(XA0102)…15)TX Test Specification.................28）.TC4S66F(XA0115).…13)TC4W53FU(XA0348)..0PC BOARD VIEWTA31136FN(XA0404).11CPU Unit Side A(UP0584).................5)LA4425A(XA0410)...…2CPU Unit Side B(UP0584)29BR24L32FJ(XA0604Z)MAIN/PA Unit Side A(UP0584).........7S-80845ALMP(XA0620).4)MAIN PA Unit Side B(UP0584).........308NJM78M05DL1A(XA0947)..19MB15A01PFV1(XA1010)...3SCHEMATIC DIAGRAM10)LM2904PWR(XA1103)...14141)CPU Unit.…3111)LM2902PWR(XA1106)MAIN Unit.....................212)TA78DS10F(XA1249)13)Transistor,Diode and LED Outline Drawing...15BLOCK DIAGRAM14)RD16HHF1(XE0056)1615)LCD Connection(TTR3626UPFDHN):........71)DR-M03R/DR-03T.......................33EXPLODED VIEW1)Top.and Front View.2)Bottom View……93)LCD Assembly...20ALINGO,INC.