Denon-AVR683-avr-sm维修电路原理图.pdf

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1、Hi-Fi Component SERVICE MANUAL MODEL AVR-1603/683 AV SURROUND RECEIVER X0152 NC 0209 For U.S.A., Canada, Europe, U.K., Australia, Asia, China, Hong Kong, Taiwan R.O.C. & Korea model ?Some illustrations using in this service manual are slightly different from the actual set. 16-11, YUSHIMA 3-CHOME, B

2、UNKYOU-KU, TOKYO 113-0034 JAPAN Telephone: 03 (3837) 5321 RadioFans.CN 收音机爱 好者资料库 2 AVR-1603/683 SPECIFICATIONS SAFETY PRECAUTIONS The following check should be performed for the continued protection of the customer and service technician. LEAKAGE CURRENT CHECK Before returning the unit to the custo

3、mer, make sure you make either (1) a leakage current check or (2) a line to chassis resistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power cord is less than 460 kohms, the unit is defective. ? Audio Section Power Amplifier Rated

4、output:Front:80W+80W(8/ohms, 20Hz20kHz with 0.08% T.H.D ) (U.S.A., & Canada Models) 70W+70W(8/ohms, 20Hz20kHz with 0.08% T.H.D ) (Europe, U.K., Australia & Asia) 110W+110W(6/ohms, 1kHz with 0.7% T.H.D ) (U.S.A., & Canada Models) 100W+100W(6/ohms, 1kHz with 0.7% T.H.D ) (Europe, U.K. & Australia Mode

5、ls) 110W+110W(6/ohms, EIAJ ) (Asia Model) Center:80W(8/ohms, 20Hz20kHz with 0.08% T.H.D ) (U.S.A., & Canada Models) 70W(8/ohms, 20Hz20kHz with 0.08% T.H.D ) (Europe, U.K. & Australia & Asia) 110W(6/ohms, 1kHz with 0.7% T.H.D ) (U.S.A., & Canada Models) 100W(6/ohms, 1kHz with 0.7% T.H.D ) (Europe, U.

6、K. & Australia Models) 110W(6/ohms, EIAJ ) (Asia Model) Surround: 80W+80W(8/ohms, 20Hz20kHz with 0.08% T.H.D ) (U.S.A., & Canada Models) 70W+70W(8/ohms, 20Hz20kHz with 0.08% T.H.D ) (Europe, U.K. & Australia & Asia) 110W+110W(6/ohms, 1kHz with 0.7% T.H.D ) (U.S.A., & Canada Models) 100W+100W(6/ohms,

7、 1kHz with 0.7% T.H.D ) (Europe, U.K. & Australia Models) 110W+110W(6/ohms, EIAJ ) (Asia Model) Output terminals:Front:A or B6 to 16/ohms A+B12 to 16/ohms Center/Surround:6 to 16/ohms LINE input - SPEAKER OUT Input sensitivity/input impedance:200mV/47k/kohms Frequency response:10Hz100kHz: +1, 3dB(TO

8、NE DEFEAT ON) S/N ratio:98dB (IHF-A weighted)(TONE DEFEAT ON) ? Video Section Standard video jacks Input/output level and impedance:1Vp-p,75/ohms Frequency response:5Hz10MHz +1, 3dB S-video jacks Input/output level and impedance:Y(brightness)signal 1Vp-p, 75/ohms C(color)signal 0.286Vp-p, 75/ohms Fr

9、equency response:5Hz10MHz: +1, 3dB Color component video jacks (U.S.A. & Canada Models) Input/output level and impedance:Y(brightness)signal 1Vp-p, 75/ohms PB/CB(blue)signal 0.7Vp-p, 75/ohms PR/CR(red)signal 0.7Vp-p, 75/ohms Frequency response:5Hz27MHz: +0, 3dB ? Tuner section Receiving range:FM (no

10、te: V at 75/ohms, 0dBf =110-15W)AM U.S.A., & Canada Models:87.50MHz107.90MHz520kHz1710kHz Europe U.K. & Australia Models:87.50MHz108.00MHz522kHz1611kHz Asia Model:87.50MHz107.90MHz (0.2MHz steps)520kHz1710kHz (10kHz steps) 87.50MHz108.00MHz (0.05MHz steps)522kHz1611kHz (9kHz steps) Usable sensitivit

11、y:1.0V (11.2dBf)18V 50 dB quieting sensitivity:MONO1.6V (15.3dBf) STEREO23V (38.5dBf) S/N ratio:MONO80dB (IHF-A weighted) STEREO75dB (IHF-A weighted) Total harmonic distortion:MONO0.15% (1kHz) STEREO0.3% (1kHz) RadioFans.CN 收音机爱 好者资料库 3 AVR-1603/683 ? General Power supply:AC120V, 60Hz (U.S.A. & Cana

12、da Models) AC230V, 50Hz (Europe, U.K. & Australia Models) AC115/230V, 50/60Hz (Asia Model) Power consumption:4.0A (USA & Canada model) 210W (Europe, U.K., Australia & Asia models) Maximum external dimensions:434 (W) 147 (H) 417 (D) mm (17-3/32 5-25/32 1-23/64) Mass:10.4kg (22 lbs 14.9 oz) ? Remote c

13、ontrol unit (RC-920) Batteries:R6P/AA Type (two batteries) External dimensions:55 (W) 225 (H) 34.5 (D) mm (2-11/64 8-55/64 1-9/64) Mass:165g (Approx. 5.8 oz) (including batteries) * For purposes of improvement, specifications and design are subject to change without notice. 4 AVR-1603/683 DISASSEMBL

14、Y (Follow the procedure below in the reverse order when reassembling) 1. Top Cover Remove 6 screws 1 and 3 screws 2, then detach the Top Cover to the arrow direction. 1 2. Front Panel (1) Remove 4 screws 3 and 3 screws 4. (2) Disconnect 3 connectors and FFC coming from the Front Panel side. (3) Disc

15、onnect the connector coming from the Trans., and detach the Front Panel to the arrow direction. 1 2 Top Cover 3 4 Connector Connector FFC Front Panel 6 Rear Panel 6 6 6 5 (U.S.A. & Canada models) 6 3. Rear Panel (1) Take off the AC cord 5 . (2) Remove 32 screws 6 (36 pieces for U.S.A. & Canada model

16、s). (3) Detach the Rear Panel to the arrow direction. 4 4 LEVEL DIAGRAMS 87654321 A B C D E AVR-1603/683 5 FRONT/CENTER/SURROUND 87654321 A B C D E AVR-1603/683 6 SUB WOOFER BLOCK DIAGRAM 87654321 A B C D E AVR-1603/683 7 8 AVR-1603/683 ADJUSTMENT Tuner Section CONNECTION DIAGRAM OF MEASURING INSTRU

17、MENTS ? FM STEREO MODULATOR FM SSG Digital Voltmeter 75ohm T402T403 IC402 VR402 TUNER BD R471 20+14 10dB ? AM T402T403 IC402 TUNER BD R471 VR401 FM ALIGNMENT InputOutputAdjustment Step Alignment Item Tuning Frequency Setting TypeFrequency Input Level ModulationCouplingTypeConnect toPointsAdjust to 1

18、 Center Adjustment 98.1MHz (98.0MHz) FM SSG98.1MHz60dB Mono 1kHz 100% Antenna Terminal Digital Voltmeter R471T402 50mV 2Distortion 98.1MHz (98.0MHz) FM SSG98.1MHz60dB Mono 1kHz 100% Antenna Terminal Distortion Meter Output Terminal (L) T403 Minimum Distortion 3Repeat Steps 1 and 2 4Signal Level 98.1

19、MHz (98.0MHz) FM SSG98.1MHz20dBOFF Antenna Terminal Light “TUNED” on FL Display VR402 AM ALIGNMENT OutputAdjustment Step Alignment Item FrequencyInput TypeConnect toPointsAdjust to Remarks 1Signal Level 999 (1000) kHz AM SSGVR401 Light “TUNED” on FL Display SSG OUTPUT 74dB (EMF) 9 AVR-1603/683 Audio

20、 Section Idling Current Required measurement equipment : DC Voltmeter Preparation (1)Avoid direct blow from an air conditioner or an electric fan, and adjust the unit at normal room tempereture 15 C 30 C (59 F 86 F). (2)Presetting POWER (Power sourse switch)OFF SPEAKER (Speaker terminal)No load (Do

21、not connect speaker, dummy resistor, etc.) Adjustment (1)Remove top cover and set VR101, VR102, VR103, VR104, VR105 on Amp. Unit at full counterclockwise ( ) position. (2)Connect DC Voltmeter to test points (FRONT-Lch: TP104, FRONT-Rch: TP105, CENTER ch: TP103, SURROUND-Lch: TP101, SURROUND-Rch: TP1

22、02). (3)Connect power cord to AC Line, and turn power switch ON. (4)Presetting.MASTER VOLUME : - counterclockwise ( min.) MODE: 5CH STEREO FUNCTION: CD (5)Within 2 minutes after the power on, turn VR101 clockwise ( ) to adjust the TEST POINT voltage to 1.5 mV 0.5 mV DC. (6)After 10 minutes from the

23、preset above, turn VR101 to set the voltage to 2.5 mV 0.5 mV DC. (7)Adjust the Variable Resistors of other channels in the same way. 10 AVR-1603/683 SEMICONDUCTORS ? ? ? ? ? ICs CXP740096 (IC201) PH7 PH6 PH5 PH4 PH3 PH2 PH1 PH0 PK7/TO1 RST VSS XTAL EXTAL PK6/CS0 PK5/SI0 PK4/SO0 PK3/SCK0 PF7/AN11 PF6

24、/AN10 PF5/AN9 PC6 PC7 PA0 PA1 PA2 PA3 PA4 PA5 PA6 PA7 NC VDD VSS PK1/TX PK2/TEX PI1/RMC PI2/NMI PI3/TO0/ADJ PI4/INT1/CS1 PI5/SCK1 PC5 PC4 PC3 PC2 PC1 PC0 PB7/SI2 PB6/SO2 PB5/SCK2 PB4/TO2 PB3 PB2 PB1 PB0 PJ7 PJ6 PJ5 PJ4 PJ3 PJ2 PJ1 PJ0 PD7 PD6 PD5 PD4 PD3 PD2 PD1 PD0 PI6/SO1 PI7/SI1 PE0/INT0 PE1/INT2

25、 PE2/PWM0 PE3/PWM1 PE4 PE5 PE6 PE7 PG0/TxD PG1/RxD PG2/EC0 PG3/EC1 PG4/EC2 PG5/INT3 PG6/INT4 PG7/CINT AN0 AN1 AN2 AN3 PF0/AN4 PF1/AN5 PF2/AN6 PF3/AN7 AVDD AVREF AVSS PF4/AN8 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 100 99 98 97 96

26、 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 21 22 23 24 25 26 27 28 29 30 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 TOP VIEW CXP740096 Terminal Function 13811K1MUTEOBD3811K1 CONTROL 23811K1CLKOBD3811K1 CONTROL 33811K1DATAOBD3811K1 CONTROL 4CDR/TAPEOC

27、DR/TAPE INHIBIT 5VCROVCR INHIBIT 6ERR MUTEOERR MUTE 7ERR MUTE OFFOERR MUTE OFF 889057 AUDIOILC89057 CONTROL 989057 EMPHAILC89057 CONTROL 10SW SUMOSW SUMMING CONTROL 11M32 SDINIDATA INPUT FROM MELODY32 1289057 SDINIDATA INPUT FROM LC89057 13EPROM RESETOEPROM RESET 1489057 RESETOLC89057 RESET 15M32 CS

28、OMELODY32 CS 16M32 SDOUTOMELODY32 CONTROL DATA 1789057 CEOLC89057 CE 1889057 SDOUTOCONTROL DATA 1989057 SCLKOCONTROL CLOCK 201837 RESETOCODEC RESET 21NC 22SW MUTEOSW MUTE 23RELAY F-BOFRONT B RELAY Pin No. Pin NameFunctionI/O 11 AVR-1603/683 Pin No. Pin NameFunctionI/O 24RELAY F-AOFRONT A RELAY 25REL

29、AY SURROSURROUND RELAY 26RELAY CNTOCENTER RELAY 27RELAY H/POH/P RELAY 28FUNC UPIENCODER INPUT(FUNCTION) 29H/P DETECTIH/P DETECT 30FUNC DOWNIENCODER INPUT(FUNCTION) 31NC 32CNT MUTEOCENTER MUTE 33FRONT MUTEOFRONT MUTE 34SURR MUTEOSURROUND MUTE 35NC 36NC 37NC 38FL DRV RESETOLC75721NE RESET 39RELAY POWE

30、ROPOWER RELAY 40RESETIRESET 41GNDI 42XTAL 43EXTAL 44FL DRV CEOLC75721NE CE 45FL DRV DATAOLC75721NE DATA 46FL DRV/2090 CLKOCONTROL CLOCK 472090 DATAOBU2090F DATA 48VOL DOWNIENCODER INPUT(VOLUME) 49VOL UPIENCODER INPUT(VOLUME) 50SEL DOWNIENCODER INPUT(SELECT) 51SEL UPIENCODER INPUT(SELECT) 52AVSS 53VR

31、EF 54AVDD 55NC 56GND 57STEP OPTIAREA SELECT 58SET OPTIMODEL SELECT 59GND 60KEY IN3IKEY INPUT 61KEY IN2IKEY INPUT 62KEY IN1IKEY INPUT 639K/10K STEPITUNER STEP SELECT 64PROTECTIPROTECTION 6589057 INTILC89057 INTERUPT 66M32 SCLKOMELODY32 CLOCK 671837 CEOCODEC CE 68M32 RESETOMELODY32 RESET 69NC 70NC 71N

32、C 72NC 73NC 74NC 75NC 76NC 12 AVR-1603/683 Pin No. Pin NameFunctionI/O 77PWR DOWNIPOWER DOWN DETECT 78RDS CLKOTDA7330 CONTROL CLOCK 79RDS DATAOTDA7330 CONTROL DATA 80NC 81VIDEO MUTEOVIDEO MUTE 82M32 INTREQI/OMELODY32 CONTROL 83VIDEO SEL1OVIDEO SELECT1 84VIDEO SEL2OVIDEO SELECT2 85REMOCONIREMOTE CONT

33、ROL SIGNAL INPUT 86GND 87GND 88VSS 89VDD 90NC 91NC 92PLL DATAOPLL CONTROL 93PLL CLKOPLL CONTROL 94PLL DT INOPLL CONTROL 95TU MUTEOTUNER MUTE 96STEREOISTEREO DETECT 97TUNEDITUNED DETECT 98PLL CEOPLL CONTROL 99NC 100 NC 13 AVR-1603/683 MELODY32 (IC802) Pin Name MELODY32 Terminal Function Pin No. Pin N

34、ame Pin No. Pin Name Pin No. Pin Name Pin No. Pin Name Pin No. Pin Name Pin No. 1D14 2D15 3HAD0 4HAD1 5GND 6HAD2 7HAD3 8HAD4 9HAD5 10HAD6 11HAD7 12HAD8 13VDDEXT 14HAD9 15HAD10 16GND 17HAD11 18HAD12 19VDDINT 20HAD13 21HAD14 22HAD15 23HA16 24HACK_P 25VDDEXT 26HACK 27HCMS 28HCIOMS 29GND 30HALE 31HRD 32

35、HWR 33GND 34PF0 35PF1 36PF2 37PF3 38PF4 39PF5 40VDDEXT 41PF6 42PF7 43TMR0 44TMR1 45TMR2 46DT2 47TCLK2 48TFS2 49DR2 50RCLK2 51RFS2 52RXD 53TXD 54GND 55GND 56DT0 57TCLK0 58VDDINT 59TF50 60DR0 61RCLK0 62RFS0 63VDDEXT 64DT1 65TCLK1 66TFS1 67DR1 68RCLK1 69RFS1 70BMODE0 71BMODE1 72BYPASS 73RESET 74TDO 75T

36、DI 76TMS 77GND 78TCK 79TRST 80GND 81EMU 82VDDINT 83OPMODE 84A0 85A1 86A2 87A3 88A4 89A5 90VDDEXT 91A6 92A7 93A8 94GND 95A9 96A10 97A11 98A12 99A13 100 VDDEXT 101 A14 102 A15 103 A16 104 A17 105 GND 106 A18 107 A19 108 A20 109 A21 110 BGH 111 BG 112 BR 113 BMS 114 IOMS 115 MS0 116 MS1 117 MS2 118 VDD

37、EXT 119 MS3 120 ACK 144 1 109 108 72 7336 37 TOP VIEW 121 WR 122 RD 123 D0 124 D1 125 D2 126 D3 127 VDDINT 128 D4 129 GND 130 CLKOUT 131 VDDEXT 132 CLKIN 133 XTAL 134 GND 135 D5 136 D6 137 D7 138 D8 139 D9 140 D10 141 D11 142 D12 143 VDDEXT 144 D13 14 AVR-1603/683 AD1837 (IC808) AD1837 Terminal Func

38、tion DescriptionPin No.Pin Name Input/ Output 1,39DVDDDigital Power Supply. Connect to digital 5V supply. 2CLATCHILatch Input for Control Data 33CINISerial Control Input 4PD/RSTIPower-Down/Reset 5,10,16,24,30,35AGNDAnalog Ground 6,12,25,31NCNot connected 7,13,26,32OUTLxODACx Left Channel Output 8,14

39、,27,33NCNot connected 9,15,28,34OUTRxODACx Right Channel Output 11,19,29AVDDAnalog Power Supply. Connect to analog 5V supply. 17FILTDFilter Capacitor Connection. Recommend 10F/100nF. 18FILTRReference Filter Capacitor Connection. Recommended 10F/100nF. 20ADCLNIADC Left Channel Negative Input 21ADCLPI

40、ADC Left Channel Positive Input 22ADCRNIADC Right Channel Negative Input 23ADCRPIADC Right Channel Positive Input 36M/SIADC Master/Slave Select 37DLRCLKI/ODAC LR Clock 38DBCLKI/ODAC Bit Clock 40,52DGNDDigital Ground 41-44DSDATAxIDACx Input Data (Left and Right Supply) 45ABCLKI/OADC Bit Clock 46ALRCL

41、KI/OADC LR Clock 47MCLKIMaster Clock Input 48ADVDDDigital Output Driver Power Supply 49ASDATAOADC Serial Data Output 50COUTOOutput for Control Data 51CCLKIControl Clock Input for Control Data 1 2 3 4 5 6 7 8 9 10 11 12 13 AGND AVDD OUTR2 NC OUTL2 NC OUTR1 NC OUTL1 NC PD/RST CIN CLATCH DVDD NC OUTL3

42、NC OUTR3 NC OUTL4 NC OUTR4 AGND DLRCLK DBCLK DGND 14151617181920212223242526 27 28 29 30 31 32 33 34 35 36 37 38 39 52515049484746454443424140 FILTD FILTR AGND M/S AGND AVDD ADCLN ADCLP ADCRN ADCRP AGND AGND DGND CCLK COUT ASDATA ODVDD MCLK ALRCLK ABCLK DSDATA4 DSDATA3 DSDATA2 DSDATA1 DVDD AVDD TOP

43、VIEW OUTL1 CONTROL PORTCLOCK FILTD FILTR ADCLP ADCLN ADCRP ADCRN DLRCLK DBCLK DSDATA1 DSDATA2 DSDATA3 DSDATA4 MCLKASDATAABCLKALRCLKODVDDDVDDDVDD DGND AGND AGND AGND AGNDDGND CINCLATCHCCLKCOUT DIGITAL FILTER PD/RST M/S AVDD AVDD VOLUME OUTR1 OUTL2 OUTR2 OUTL3 OUTR3 OUTL4 OUTR4 AD1837 DIGITAL FILTER S

44、ERIAL DATA I/O PORT VOLUME VOLUME VOLUME VOLUME VOLUME VOLUME VOLUME DIGITAL FILTER DIGITAL FILTER DIGITAL FILTER DIGITAL FILTER VREF - ADC - ADC - DAC - DAC - DAC - DAC 15 AVR-1603/683 LC89057W Terminal Function Function Pin No. Pin Name LC89057W (IC807) 1RXOUTOInput bi-phase select data output ter

45、minal 2RX0I5TTL compatible digital data input terminal 3RX1ICoaxial compatible amp built-in digital data input terminal 4RX2I5TTL compatible digital data input terminal 5RX3I5TTL compatible digital data input terminal 6DGNDDigital GND 7DVDDDigital power 8RX4I5TTL compatible digital data input termin

46、al 9RX5/VII5TTL compatible digital data/Validity flag input terminal for modulation 10RX6/UII5TTL compatible digital data/User data input terminal for modulation 11DVDDDigital power for PLL 12DGNDDigital GND for PLL 13LPFOPLL loop filter connecting terminal 14AVDDAnalog power for PLL 15AGNDAnalog GN

47、D for PLL 16RMCKORMCK clock output terminal (256fs, 512fs, XIN, VCO) 17RBCKO/IRBCK clock in/output terminal (64fs) 18DGNDDigital GND 19DVDDDigital power 20RLRCKO/IRLRCK clock in/output terminal (fs) 21RDATAOSerial audio data output terminal 22SBCKOSBCK clock output terminal (32fs, 64fs, 128fs) 23SLR

48、CKOSLRCK clock output terminal (fs/2, fs, 2fs) 24SDINI5Serial audio data input terminal 25DGNDDigital GND 26DVDDDigital power 27XMCKOOsc. amp output terminal I/O 36 RERR1RXOUT 35 INT2RX0 34 CKST3RX1 33 AUDIO/VO4RX2 32 EMPHA/UO5RX3 31 DGND6DGND 30 DVDD7DVDD 29 XIN8RX4 28 XOUT9RX5/VI 27 XMCK10RX6/UI 2

49、6 DVDD11DVDD 25 DGND12DGND 24SDIN37DO 23SLRCK38DI 22SBCK39CE 21RDATA40CL 20RLRCK41XMODE 19DVDD42DGND 18DGND43DVDD 17RBCK44TMCK/PIO0 16RMCK45TBCK/PIO1 15AGND46TLRCK/PIO2 14AVDD47TDATA/PIO3 13LPF48TXO/PIOEN TOP VIEW 1RXOUT 32 EMPHA/UO 33 AUDIO/VO 35 INT 40 CL 39 CE 38 DI 28 XOUT 29 XIN 27 XMCK 34 CKST 41 XMODE Input Selector 2RX0 3RX1 4RX2 5RX3 8RX4 9RX5/VI 10RX6/UI 37DO 36RERR 21RDATA 24SDIN 16RMCK 17RBCK 20RLRCK 22SBCK 23SLRCK 13LPF 44TMCK/PIO0 45TBCK/PIO1 46TLRCK/PIO2 47TDATA/PIO3 48TXO/PIOEN Clock Selector C bit, U bit PL