Denon-AVR988-avr-sm维修电路原理图.pdf

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1、TOKYO, JAPAN Denon Brand Company, D Edge detection is “Ed”; Detection by both shifting is “E Serial data detection is “S” (Serial data output is also “S”). Res: State at reset. “H”= Outputs High Level at reset “L”= Outputs Low Level at reset “Z”= Becomes High impedance mode at reset STBY: State of p

2、ort when STANDBY mode. “O/L” = Output port and “L” “I”= Input port Stop: State of port when Stop mode. “O/L”= Output port and “L” “I”= Input port 52 AVR-2808CI / AVR-988 M3062LFGPGP (DI: IC951) M3062LFGPGP Terminal Function PinPin NameSymbolI/OTypeDet Op (Int.) Op (Ext.) ResFunction 1P94/TB4VPLD DAT

3、AOC-ZVideo PLD control pin 2P93/TB3DIR CEOC-ZDIR control pin (LC89057W-VF4A) 3P92/SOUT3DIR DINOC-ZDIR control pin (LC89057W-VF4A) 4P91/SIN3DIR DOUTI-Lv-EuZDIR control pin (LC89057W-VF4A) 5P90/CLK3DIR CLKOC-ZDIR control pin (LC89057W-VF4A) 6BYTEBYTE-GND (Ext. data bus bit width switching, 16bit: L) 7

4、CNVCSCNVSS-Single-chip/Micro-processor mode switching (Normal single-chip: L, Rewrite boot program start:H input set) 8P87VERSTOC-EuZVideo encoder reset (ADV7320) 9P86VDRSTOC-EuZVideo encoder reset (ADV7430) 10RESETSUBRESETI-Lv-EuLReset input 11XOUTX1O-Oscillator connection 12VSSVSS-GND 13XINX2I-Osc

5、illator connection 14VCCVCC-+3.3V 15P85/NMINMII-Not used (Fixed to H) 16P84/INT2CEC-II-ZCEC-D signal input pin (reserve) 17P83/INT1ACKSIMOI-E Edge detection is “Ed”; Detection by both shifting is “E Serial data detection is “S” (Serial data output is also “S”). Res: State at reset. “H”= Outputs High

6、 Level at reset “L”= Outputs Low Level at reset “Z”= Becomes High impedance mode at reset STBY: State of port when STANDBY mode. “O/L” = Output port and “L” “I”= Input port Stop: State of port when Stop mode. “O/L”= Output port and “L” “I”= Input port 55 AVR-2808CI / AVR-988 BU4094BCFV-E2 (AV: IC301

7、,302,304) (DI: IC107) TC4094BF (MC: IC106,107) BU4094BCFV-E2 Terminal Function DevicePin NameSymbolFunction DI : IC107 EXP1DINAMAIN ZONE Digital input switching EXP2DINBMAIN ZONE Digital input switching EXP3DINCMAIN ZONE Digital input switching EXP4DZ2AZONE2 Digital input switching EXP5DZ2BZONE2 Dig

8、ital input switching EXP6DZ2CZONE2 Digital input switching EXP7NC EXP8NC AV : IC301 EXP9INAMAIN ZONE VIDEO(V/S) input switching EXP10INBMAIN ZONE VIDEO(V/S) input switching EXP11INCMAIN ZONE VIDEO(V/S) input switching EXP12Z2AZONE2 VIDEO(V/S) input switching EXP13Z2BMAIN ZONE VIDEO(V/S) input switch

9、ing EXP14Z2CMAIN ZONE VIDEO(V/S) input switching EXP15Z1MONIAMAIN ZONE VMONITOR output switching EXP16Z1MONIBMAIN ZONE VMONITOR output switching AV : IC302 EXP17Z2MONIAZONE2 MONITOR output switching EXP18Z2MONIBZONE2 MONITOR output switching EXP19NC EXP20NC EXP21NC EXP22NC EXP23NC EXP24NC AV : IC304

10、 EXP25ASPECT_HASPECT ratio level control (JP-model only) EXP26ASPECT_LASPECT ratio level control (JP-model only) EXP27LINE AD pin LINE A control pin (JP -model only) EXP28LINE BD pin LINE B control pin (JP-model only) EXP29INH LINED pin LINE control pin (JP-model only) EXP30 EXP31 EXP32 STROBE 1 2 3

11、 4 5 6 7 89 10 11 16 15 14 13 12 DATA CLOCK Q1 Q2 Q3 Q4 VSS VDD OE Q5 Q6 Q7 Q8 QS QS 56 AVR-2808CI / AVR-988 TC4094BF Terminal Function DevicePin NameSymbolFunction MC : IC106 EXP1T.MUTETUNER MUTE CONTROL L:MUTE EXP2PREFMUTEPREOUT FRONT MUTE CONTROL L:MUTE EXP3PRECMUTEPREOUT CENTER MUTE CONTROL L:MU

12、TE EXP4PRESWMUTEPREOUT SUBWOOFER MUTE CONTROL L:MUTE EXP5PRESMUTEPREOUT SURROUND MUTE CONTROL L:MUTE EXP6PRESBMUTEPREOUT SURROND BACK MUTE CONTROL L:MUTE EXP7PREZ2MUTEZONE2 PREOUT MUTE CONTROL L:MUTE0 EXP8PREZ3MUTEZONE3 PREOUT MUTE CONTROL L:MUTE MC : IC107 EXP9HPRLYHEAD PHONE RELAY CONTROL H:HEAD P

13、HONE ON EXP10FRLFRONT A SPEAKER RELAY CONTROL H:Front A Speaker ON EXP11CRLCENTER SPEAKER RELAY CONTROL H:Center Speaker ON EXP12NC- EXP13SRLSURROUND SPEAKER RELAY CONTROL H:Surround Speaker ON EXP14SBRLSURROUND BACK SPEAKER RELAY CONTROL H:Surround Back Speaker ON EXP15FBRLFRONT B SPEAKER RELAY CON

14、TROL H:Front B Speaker ON EXP16NC- BR24L02FV-W(DI: IC551,556) 57 AVR-2808CI / AVR-988 Sil9135CTU (DI : IC554) Functional Block Diagram 58 AVR-2808CI / AVR-988 Sil9134CTU (DI : IC702) Functional Block Diagram 59 AVR-2808CI / AVR-988 LC89057W-VF4A (DI: IC101, 102, 103) LC89057W Terminal Function Funct

15、ion Pin No. Pin Name 1RXOUTOInput bi-phase select data output terminal 2RX0ITTL compatible digital data input terminal 3RX1ICoaxial compatible amp built-in digital data input terminal 4RX2ITTL compatible digital data input terminal 5RX3ITTL compatible digital data input terminal 6DGNDDigital GND 7DV

16、DDDigital power 8RX4ITTL compatible digital data input terminal 9RX5/VIITTL compatible digital data/Validity flag input terminal for modulation 10RX6/UIITTL compatible digital data/User data input terminal for modulation 11DVDDDigital power for PLL 12DGNDDigital GND for PLL 13LPFOPLL loop filter con

17、necting terminal 14AVDDAnalog power for PLL 15AGNDAnalog GND 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

18、22SBCKOSBCK clock output terminal (32fs, 64fs, 128fs) 23SLRCKOSLRCK clock output terminal (fs/2, fs, 2fs) 24SDINISerial 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 DGND6DGN

19、D 30 DVDD7DVDD 29 XIN8RX4 28 XOUT9RX5/VI 27 XMCK10RX6/UI 26 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/

20、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 PLL Demodulatio

21、n & Lock Detect Microcontroller I/F Data Selector I/N Modulation or Parallel Port 60 AVR-2808CI / AVR-988 HIN202EIBNZ-T (MC:IC104) Function Pin No. Pin NameI/O * For latch-up countermeasure, perform each power supply ON/OFF in the same timing. 28XOUTOX tal osc.connecting output terminal 29XINIX tal

22、osc.connection, external clock input terminal (24.576MHz or 12.288MHz) 30DVDDDigital power 31DGNDDigital GND 32EMPHA/UOI/OEmphasis information/U-data output/Chip address setting terminal 33AUDIO/VOI/ONon-PCM detect/V-flag output/ Chip address setting terminal 34CKSTI/OClock switch transition period

23、output/Demodulation master or slave function switching terminal 35INTI/OInterrupt output for com (Interrupt factor selectable)/Modulation or general I/O switching terminal 36RERROPLL lock error, data error flag output 37DOOcom I/F, read out data output terminal (3-state) 38DIIcom I/F, write data inp

24、ut terminal 39CEIcom I/F, chip enable input terminal 40CLIcom I/F, clock input terminal 41XMODEISystem reset input terminal 42DGNDDigital GND 43DVDDDigital power 44TMCK/PIO0I/O256fs system clock input for modulation/General I/O in/output terminal 45TBCK/PIO1I/O64fs bit clock input for modulation/Gen

25、eral I/O in/output terminal 46TLRCK/PIO2I/Ofs clock input for modulation/General I/O in/output terminal 47TDATA/PIO3I/OSerial audio data input for modulation/General I/O in/output terminal 48TXO/PIOENO/IModulation data output/ General I/O enable input terminal 14 15 16 9 13 12 11 10 1 2 3 4 5 7 6 8

26、C1+ V+ C1- C2+ C2- R2IN T2OUT VCC T1OUT R1IN R1OUT T1IN T2IN R2OUT GND V- VCC +5V 2 V+ 16 T1OUT T2OUT T1IN T2IN T1 T2 11 10 14 7 +5V 400k +5V 400k R1OUTR1IN R1 1312 5k R2OUTR2IN R2 89 5k +10V TO -10V VOLTAGE INVERTER 0.1 F 6 V- C2+ C2- + 0.1 F 4 5 +5V TO 10V VOLTAGE INVERTER C1+ C1- + 0.1 F 1 3 + 0.

27、1 F + GND 61 AVR-2808CI / AVR-988 CY7C1049DV33-10Z(DI: IC207) TC74VHCT08AFT (DI: IC104,956,990) SN74LV08APW-EL2 (DI: IC106) TC74VHC573FT (DI: IC204,205) 62 AVR-2808CI / AVR-988 APPA300 (AV : IC616) Block Diagram No.Pin NamePin NameNo. 1ROUT51R10IN 2COUT52L13IN 3LS OUT53L11IN 4RS OUT54R13IN 5LB OUT55

28、R11IN 6RB OUT56GND 7S WOUT57REC_B1R 8SUB_LOUT58REC_B1L 9SUB_ROUT59REC_A4R 10SUB_LIN60REC_A4L 11SUB_RIN61REC_A3R 12V +62REC_A3L 13L1IN63REC_A2R 14V -64REC_A2L 15R1IN65REC_A1R 16ADR66REC_A1L 17L2IN67VDDOUT 18DCCAP_L68DATA 19R2IN69CLOCK 20DCCAP_R70LATCH 21L3IN71MUTE 22DCCAP_C72ROUT_ADC 23R3IN73LOUT_ADC

29、 24DCCAP_LS74GND 25L4IN75LBDIN 26DCCAP_RS76RBDIN 27R4IN77LSCIN 28DCCAP_LB78RSCIN 29L5IN79LBCIN 30DCCAP_RB80RBCIN 31R5IN81GND 32DCCAP_SW82LAIN 33L6IN83RAIN 34DCCAP _SUBL 84CAIN 35R6IN85LSAIN 36DCCAP _SUBR 86RSAIN 37L7IN87LBAIN 38GND88RBAIN 39R7IN89SWAIN 40GND90GND 41L8IN91LBIN 42GND92RBIN 43R8IN93CBI

30、N 44GND94LSBIN 45L9IN95RSBIN 46GND96LBBIN 47R9IN97RBBIN 48L12IN98SWBIN 49L10IN99GND 50R12IN100LOUT 1 30 31 50 80 81 100 51 Input SelectorInput Selector REC A REC B Lout Rout Cout LSout RSout LBout RBout SWout Multi- SWin Multi- RBin Multi- LBin Multi- RSin Multi- LSin Multi- Cin Control Logic DataCl

31、ockLatch Multi-Rin Multi-Lin Lout for ADC Rout for ADC Stereo- Lin Stereo- Rin Input Selector Gain: 0 / -3 / -6 / -9 / -12dB / Mute MainVolume : +31.5 to -95dB / 0.5dBstep REC A REC B ADR MUTE Sub-Lout Sub-Rout SUb Volume : +31 to -94dB / 1dBstep Sub-Rin Sub-Lin 63 AVR-2808CI / AVR-988 NJW1194V (AC

32、: IC617,904) Block Diagram No.Pin NamePin NameNo. 1InA117Tone_Ba2b 2InA218Tone_Ba1b 3InA319Tone_Tr1b 4InA420GND 5GND21V - 6DCCAP_A22V + 7GND23ADR0 8OutA24ADR1 9VDDOUT25OutB 10DATA26GND 11CLOCK27DCCAP_B 12LATCH28GND 13GND29InB4 14Tone_Tr1a30InB3 15Tone_Ba1a31InB2 16Tone_Ba2a32InB1 17 161 32 Bias V+ G

33、NDV- Out A OutB In A1 In A2 In A3 In A4 In B1 In B2 In B3 In B4 Control Logic CLOCK DATA LATCH ADR1 ADR0 TONE TONE Ach Tone Filter Bch Tone Filter Zero Cross Detection V- 64 AVR-2808CI / AVR-988 TC4051BFT (AV: IC102,103,106,107,109,110) TC4052BFT (AV: IC104,105,108) TC4053BFT (AV: IC303) AK4385ET (D

34、I: IC351, 352) 1 5 2 6 3 7 4 8 16 15 14 13 12 11 10 9 BICK MCLK SDTI LRCK PDN CSN CCLK CDTI DZFR DZFL VDD VSS AOUTL+ AOUTL- AOUTR+ AOUTR- CXA1511M (FR: IC602) SN74LVC139APWR (DI: IC203) 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 1G 1A 1B 1Y0 1Y1 1Y2 1Y3 GND VCC 2G 2A 2B 2Y0 2Y1 2Y2 2Y3 FUNCTION TABLE (e

35、ach decoder/demultiplexer) INPUTS OUTPUTS G SELECT OUTPUTS G BAY3Y2Y1Y0 LLLHHHL LLHHHLH LHLHLHH LHHLHHH HXXHHHH 65 AVR-2808CI / AVR-988 Control Pin Sub VSCL (27pin) VSDA (28pin) Pin NameAUX0AUX1AUX2AUX3 Signal NameOSD V/YZ1OSDVZ1OSDY- OutputD7D6D5D4D3D2D1D0 DATA2L setup00000000 H setup11111111 Funct

36、ionSuperimposeMAIN ZONEMAIN ZONENot used Signal selectCVBS signal channel selectS signal channel select L : S L : Through channel select L : Through channel select H : CVBS H : OSD channel select H : OSD channel select NJW1321FP1 (AV: IC501) 66 AVR-2808CI / AVR-988 ADV7320 (DI: IC807) 67 AVR-2808CI

37、/ AVR-988 NJM2581M-TE1 (AV : IC503,504) 68 AVR-2808CI / AVR-988 PQ30RV11 (MC: IC502) TC74VHC244FT (DI: IC153) 69 AVR-2808CI / AVR-988 2. OTHERS GP1UM271XK (Remote Control Sensor) (FR: IC101) 3. OPTICAL TORX142 (FR: IC201,202,203) TOTX142 (FR: IC204,205) GP1FMV31RK0F (FR: IC701) 4. LED SMLV12416W-S (

38、LED) (FR: LD301) GNDVccVout GND VOUT Vcc Head Amp Limiter Amp BPF Detector & Comparator Integrator Hysteresis Comparator REDGREEN 70 AVR-2808CI / AVR-988 5. FL DISPLAY FLD (HCA-19LM07T) (FR: FL101) PIN CONNECTION GRID ASSIGNMENT 71 AVR-2808CI / AVR-988 ANODE CONNECTION 72 AVR-2808CI / AVR-988 PRINTE

39、D WIRING BOARDS 1U-3838 DIGITAL P.W.B. UNIT (1/2) COMPONENT SIDE 73 AVR-2808CI / AVR-988 1U-3838 DIGITAL P.W.B. UNIT (2/2) FOIL SIDE 74 AVR-2808CI / AVR-988 1U-3839 A.AUDIO/VIDEO P.W.B. UNIT (1/2) COMPONENT SIDE 75 AVR-2808CI / AVR-988 1U-3839 A.AUDIO/VIDEO P.W.B. UNIT (2/2) FOIL SIDE 76 AVR-2808CI

40、/ AVR-988 1U-3840 FRONT P.W.B. UNIT (1/2) AVR-2808CI,AVR-2808 model COMPONENT SIDE 77 AVR-2808CI / AVR-988 1U-3840 FRONT P.W.B. UNIT (2/2) AVR-2808CI,AVR-2808 model FOIL SIDE 78 AVR-2808CI / AVR-988 1U-3842 FRONT P.W.B. UNIT (1/2) AVR-988 model 79 AVR-2808CI / AVR-988 1U-3842 FRONT P.W.B. UNIT (2/2)

41、 AVR-988 model 80 AVR-2808CI / AVR-988 1U-3841 POWER REG. P.W.B. UNIT (1/2) COMPONENT SIDE 81 AVR-2808CI / AVR-988 1U-3841 POWER REG. P.W.B. UNIT (2/2) COMPONENT SIDE 82 AVR-2808CI / AVR-988 1U-3854 POWER AMP P.W.B. UNIT (1/2) FOIL SIDE 83 AVR-2808CI / AVR-988 1U-3854 POWER AMP P.W.B. UNIT (2/2) COM

42、PONENT SIDE 84 AVR-2808CI / AVR-988 1U-3857 MAIN CPU P.W.B. UNIT (1/2) FOIL SIDE 85 AVR-2808CI / AVR-988 1U-3857 MAIN CPU P.W.B. UNIT (2/2) FOIL SIDE 86 AVR-2808CI / AVR-988 NOTE FOR PARTS LIST Parts for which nsp is indicated on this table cannot be supplied. When ordering of part, clearly indicate

43、 1 and I (i) to avoid mis- supplying. Ordering part without stating its part number can not be supplied. Part indicated with the mark is not illustrated in the exploded view. Not including General-purpose Carbon Film Resistor in the P.W.Board parts list. (Refer to the Schematic Diagram for those par

44、ts.) Not including General-purpose Carbon Chip Resistor in the P.W.Board parts list. (Refer to the Schematic Diagram for those parts.) WARNING: Parts marked with this symbol ! have critical characteristics. Use ONLY replacement parts recommended by the manufacturer. ss ss ss ss ss ss RD :2B : 1/8 WF

45、 :1%P: RC :2E : 1/4 WG :2%NL : RS:2H : 1/2 WJ :5%NB : RW :3A : 1WK :10%FR : RN :3D : 2WM :20%F: RK :3F: 3W 3H : 5W RN14K2E182GFR 182 ? 1800=1.8k 0 2 1R2 ? 1.2 1 2R CE04W1H2R2MBP CE:0J: 6.3 VF: 1%HS : CA :1A : 10VG : 2%BP : CS:1C : 16VJ: 5%HR : CQ :1E : 25VK : 10%DL : CK :1V : 35VM : 20%HF : CC :1H :

46、 50VZ: +80%U:UL CP:2A : 100 V20%C:CSA CM :2B : 125 VP: +100%W:UL-CSA CF:2C : 160 V 0%F: CH :2D : 200 VC : 0.25pF 2E : 250 VD : 0.5pF 2H : 500 V=: 2J: 630 V 222 ? 2200F 0 2 F 222 ? 2200pF=0.0022F 0 2 pF pF 221 ? 220pF 2 (02) 0 (001) 2R2 ? 2.2F 1 2R F AC RD : Carbon2B : 1/8WF: 1%P: Pulse-resistant typ

47、e RC : Composition2E : 1/4WG: 2%NL : Low noise type RS : Metal oxide film2H : 1/2WJ: 5%NB : Non-burning type RW : Winding3A : 1WK: 10%FR : Fuse-resistor RN : Metal film3D : 2WM: 20%F: Lead wire forming RK : Metal mixture3F : 3W 3H : 5W CE : Aluminum foil0J: 6.3VF: 1%HS : High stability type electrol

48、ytic CA : Aluminum solid1A : 10VG : 2%BP : Non-polar type electrolytic CS : Tantalum electrolytic1C : 16VJ: 5%HR : Ripple-resistant type CQ : Film1E : 25VK : 10%DL : For change and discharge CK : Ceramic1V : 35VM : 20%HF : For assuring high requency CC : Ceramic1H : 50VZ: +80%U: UL part CP : Oil2A :

49、 100V20%C: CSA part CM : Mica2B : 125VP : +100%W : UL-CSA type CF : Metallized2C : 160V0%F: Lead wire forming CH : Metallized2D : 200VC : 0.25pF 2E : 250VD : 0.5pF 2H : 500V=: Others 2J: 630V l l l l lResistors Ex.:RN14K2E182GFR Type ShapePower Resist- Allowable Others and per-anceerror formance Resistance 1 821800 ohm = 1.8 kohm Indicates number of zeros after effective number. 2-digit ef