Kenwood-KDC-1016-Service-Manual电路原理图.pdf
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1、 1999-12 PRINTED IN JAPANB51-7574-00 (N)1793CD RECEIVERSERVICE MANUALKDC-1016/115S1 23456SRCBANDCLKATT AUDPWR OFFAMEADJAUTOSCAN RDM REPKDC-115SLOUD A.ADJ CRSCHIGH POWER 45Wx41 23456SRCBANDCLKATT AUDADJCRSCPWR OFFAMEAUTOSCAN RDM REPKDC-1016LOUDHIGH POWER 45Wx4A.ADJThe MECHANISM OPERATION DESCRIPTION
2、is the same as model KDC-S3007 and KDC-5050RG.Please refer to the service manual for model KDC-S3007(B51-7029-00) or KDC-5050RG(B51-7099-00).DC cord(E30-4783-05):KDC-115S(E30-4784-05):KDC-1016DC cordLever(D10-3031-04)x2Illustration is KDC-115S.Mounting hardware assy(J21-9491-03)Screw set(N99-1632-05
3、)Escutcheon(B07-2181-02)Front glass(B10-3146-03)Panel assy(A64-1938-02)Escutcheon(B07-2181-02)Front glass(B10-3146-03)Panel assy(A64-1939-02)Extension cord Parts No.CD mechanism(22P) W05-0618-00Stay(J54-0606-04)Illustration is KDC-1016.KDC-1016/115S2BLOCK DIAGRAM . 3COMPONENT DESCRIPTION . 4MICRO CO
4、MPUTERS DECRIPTION . 6ADJUSTMENT . 8PC BOARD . 9SCHEMATIC DIAGRAM . 15EXPLODED VIEW. 21PARTS LIST . 23SPECIFICATIONS . BACK COVERCONTENTSKDC-1016/115SBLOCK DIAGRAMIC1A1(X13)KEYMUTEB.U DETB.UACCP-CONTMUTEPREPOWER ICN.C./MPXE-VOL.FRONTLchFRONTRchREAR Lch REAR RchJ1LEDCD MECHA1 Lch 2 RchPRE OUTIC2IC4IC
5、6SPOUTREARRSTSWRSTICKDC-1016IC5ACC DETP-CONTANT-CONTJ1J2FM+B AM+B5VAM BPF FM BPFSW5V8VILLUMIBU5VSYSTEM u-COMRSTANT-CONT7SEG LCDED1SW14VSERVOQ30,31 Q32,33Q23,24SWSVRQ25Q40Q15 Q3,4 Q6,7 Q9-12 Q1,2Q8Q14 Q13 Q18-21Q16,17Q28,29FM ANT AM ANT RF GNDFM+B AM+BOSC GND OSC GND OSC GNDN.C. (VT)PLL+BAM IFOUTSDA
6、SCLDIG GNDIF1+BIF1 GNDS-METERIF2 GNDSDFM+BSW5ACC DETB.U DETSCKMUTESDAPCONRESETSW3MO SWMPINAM MPXOUTRROUTLROUTRFLEVEL SCKSDAOUTLFSTBY P.MUTEB.USMUTE9BU5VAM+BVDD 5VLO/EJANTCONBEEPSVRAMP. STBYSVR AC GND(BEEP)RchLchCD :3529mVAM :546mVFM :1781mVRF GNDOSC GNDIF2 +BAUDIO OUT8VS-METERSDPLL-CLKPLL-DATABU5VB.
7、U.5V8VBU5VAM: 170mVFM: 400mVM STOPILL9KS0-KS4KI0-KI32525SEG1-SEG22COM1-COM3P.MUTE8VBU5VSERVOM RSTM MUTEM DATAM CLKSW1SW2SW2 SW1M CLKM DATABU 5V D GNDM MUTEM RSTM STOPAUDIO+BLchGND RchLO/EJMO SWSERVO+BSERVO GNDSW3BU 5V 8V SERVO1200mV3KDC-1016/115SCOMPONENT DESCRIPTION4circle6ELECTRIC UNIT(X25-8420-XX
8、)Ref.No. Component Name Application/Function Operation/Condition/CompatibilityIC1 M38258MCD067FP System MI-COM.IC2 TDA7400D E-VOL. & N.C. MPXIC4 TDA7386 Power ICIC5 PST9135NR Reset IC “Lo”: Detection voltage below 3.5VIC6 HD74HC27FP Mute logic 3 input NOR gate x3Q1 2SB1565(E,F)or2SB1655(E,F)BU 5V AV
9、RInverted darlington connectionQ2 2SC2412Kor2SD601A ON during BU applied.Q3 DTA124EKorUN2112orKRA103SSW14VAudio 8V AVR and Servo AVR ON/OFF controlQ4 DTC144EKorUN2213orKRC104S Q3 is turned ON when Q4s base goes “Hi”.Q6 2SB1184Audio 8V AVRInverted darlington connectionQ7 2SC2412Kor2SD601A Q6 is turne
10、d ON when Q7s base goes “Hi”.Q8 2SD2396 Servo AVR ON when the base goes “Hi”.Q9 DTC144EKorUN2213orKRC104SIllumination AVRInverted darlington connectionQ10 DTA124EKorUN2112orKRA103SON when Q9s base goes “Hi”.Q11 2SB1184Q12 2SC2412Kor2SD601AQ13 2SC2412Kor2SD601ABU detection(MomentaryON when the base g
11、oes “Hi” during BU applied.power down detection)Q14 2SC2412Kor2SD601A ACC detection ON when the base goes “Hi” during ACC applied.Q15 2SA1036K SW 5V ON when the base goes “Lo”.Q16 2SB1277(Q,R)P-ANT SWQ16 is turned ON when Q17s base goes “Hi”.Q17 DTC114YKorUN2214 ON during FM/AM receptionQ18 2SB1277(
12、Q,R)P-CON SWQ18 is turned ON when Q21s base goes “Hi”.Q21 DTC114YKorUN2214 ON while power is on or CD loading/eject.Q19 2SB709AP-CON protectionProtect Q18 by turning ON when P-CON output is grounded.Q20 DTA124EKorUN2112orKRA103S Prevents Q19 tuning ON during start-up after power ON.Q23 DTA124EKorUN2
13、112orKRA103S Mute driver for Audio mute SW ON when the base goes “Lo”.Q24 DTC144EKorUN2213orKRC104S E-VOL. mute SW E-VOL. is muted when the base goes “Hi”.Q25 DTC114YKorUN2214 SVR SW POWER IC RESET is activated when the base goes “Hi”.Q28 DTC143TKorUN2216Audio mute SW Audio pre-outs are muted when t
14、he base goes “Hi”.Q29 DTC143TKorUN2216Q30 2SB1277(Q,R)FM+B SWQ30 is turned ON when Q31s base goes “Hi” .Q31 DTC124EKorUN2212 ON during FM receptionQ32 2SB1277(Q,R)AM+B SWQ32 is turned ON when Q33s base goes “Hi” .Q33 DTC124EKorUN2212 ON during AM receptionQ40 DTA144EKorUN2113 RESET SW Audio mute is
15、activated when the panel reset SW is pushed.KDC-1016/115S5COMPONENT DESCRIPTIONcircle6CD PLAYER UNIT(X32-4700-00)Ref.No. Component Name Application/Function Operation/Condition/CompatibilityIC1 AN8806SB RF amplifierGeneration of RF signal based on the signals from theAPC circuit and pickup, and gene
16、ration of servoerror(focusing error and tracking error) signals. Detectionof dropout, anti-shock, track crossing and off-trackconditions.IC2 MN662774KC3 CD signal processor bult-in MI-COM.Focusing, tracking, sled and spindle servo processing.Automatic adjustment(focusing, tracking, gain, offsetand b
17、alance) operations. Digital signalprocessing(DSP, PLL, sub-codes, CIRC error correction,audio data interpolaration) operations.IC4 BA5917AFP BTL driverFocusing coil, tracking coil, spindle motor and sledmotor driverIC5 TA78L05F 5V AVRIC6 NJM4565MD Active filter Low pass filterQ1 2SB1188 APC LD power
18、 controlQ2 DTC124EUA P ON SWQ3 and Q4 are turned ON when Q2s base goes “Hi”during the source selected CD.Q3 2SA1362(Y) A.8V SW A8V line ON/OFF control ON, when the base goes ”Lo”.Q4 2SA1362(Y) D.5V SW D5V line ON/OFF control ON, when the base goes ”Lo”.Q5 DTC124EUA MOTOR SWQ4 is turned ON when Q5s b
19、ase goes “Hi” during CDloading or eject.Q8 DTC124EUA GAIN CONTROL SWKDC-1016/115S6MICRO COMPUTERS DESCRIPTIONcircle6Terminal DescriptionPin No. Pin Name I/O Description Processing Operation1 C1 I Not used(N.C.)2 VL1 I LCD power supply input terminal3 KI0 I Key return input4 KI1 I Key return input5 K
20、I2 I Key return input6 KS0 O Key scan output7 KS1 O Key scan output8 KS2 O Key scan output9 KS3 O Key scan output10 S METER I S-meter input from the front end11 KS4 O Key scan output12 BEEP O BEEP sound output13 (NC) O Not used(N.C.)14 (NC) O Not used(N.C.)15 SW3 I Down & limit switch detection inpu
21、t “Hi”: Chucking / “Lo”: Pickup most inner position16 LO/EJ I/O CD mecha.Loading/Eject switching output “Lo”: Loading / “Hi”: Eject / “Hi-Z”: Stop17 KI3 I Key return input18 M RST O Reset output to the MICOM. of CD mecha. “Lo”: Reset19 M CLK I/O Clock input/output with the MICOM. of CD mecha.20 SW2
22、I 12cm disc detection terminalWhen the 12cm disc was detected, the inputbecomes “Lo” temporarily.21 MO SW O CD mechanism loading motor control output “Hi”: Loading & Eject / “Lo”: other22 M STOP O Stop request to the MICOM. of CD mecha. “Lo”: Stop23 M MUTE I Muting request from the MICOM. of CD mech
23、a. “Lo”: Mute request24 SW1 I Loading detection “Lo”: CD chucking25 M DATA I/OData input/output with the MICOM.of CD mecha.26 SD I SD input from the front end “Hi”: Station detected27 PLL CLK O Clock output to the front end28 PLL DATA I/O Data input/output with the front end29 (NC) I Not used(N.C.)3
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