Kenwood-KRFVR409-avr-sm 电路图 维修手册.pdf

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1、AUDIO VIDEO SURROUND RECEIVER KRF-V7030D/V7030D-S KRF-V8030D/V8030D-S VR-407/409 SERVICE MANUAL 2000-2/B51-5598-00 (K/K) 3473 70% A SPEAKERS B STANDBY MULTI CONTROL LISTEN MODESOUNDSOURCE DIRECT AUTOBANDMEMORY INPUT SELECTOR VOLUME CONTROL UPDOWN PROLOGIC3 STEREODOWN MIX DOLBY DIGITALDTS INPUT MODES

2、ET UP S-VIDEOVIDEOL AUDIO RAV AUX DIMMERMONITOR PHONES ON/STANDBY POWER OPTICAL DVD CD/DVDVIDEO 3 VIDEO VIDEO 2 COAXIAL OPTICAL DIGITAL IN S-VIDEO DVDVIDEO 1VIDEO 1VIDEO 2VIDEO 3MONITOR PLAY INREC OUTPLAY IN PLAY INPLAY INREC OUT VIDEO 1VIDEO 2VIDEO 3 PLAY INPLAY INPLAY INREC OUT SYSTEM CONTROL + FR

3、ONT SPEAKERS (8 16) CENTER SPEAKERS (8 16) SUB WOOFER PRE OUT + FRONT SPEAKERS SURROUND SPEAKERS AC OUTLET (8 16) (8 16) REDBLUEGREEN FM 75 GND AM MONITOR PLAY IN PLAY INREC OUT AUDIO L R MD/TAPE1CD/DVDPHONO GND REC OUT FRONT L CENTER SURROUNDSUB WOOFER DVD/6ch INPUT R Front glass * (B10-) Panel (A6

4、0-1744-12) Knob (K29-7678-04) Knob (K29-7681-14) Knob (K29-7675-12) Phone jack (E11-0272-05) Pin jack 6P (E63-1139-05) Metallic cabinet (A01-3731-01) Power cord bushing (J42-0083-05) AC power cord * (E30-) Lock terminal board (E20-0321-05) Pin jack x2 (E63-1143-05) Lock terminal board (E70-0065-05)

5、AC outlet * (E03-) Pin jack * (E63-) Knob (K29-7681-14) Pin jack (E63-1144-05) Screw terminal board (E70-0049-05) Pin jack (E63-1146-05) Miniature phone jack (E11-0293-05) Cylindrical receptacle (E06-0709-05) Pin jack (E63-1080-05) Optical receiving module (W02-2716-05) Illustration is KRF-V7030D E

6、type. * Refer to parts list on page 39. Cylindrical receptacle 3Px2 (E56-0011-05) Pin jack (E63-1142-05) RadioFans.CN 收音机爱 好者资料库 Resetting the Microcomputer For U.S.A. and Canada For other countries If the microcomputer may malfunction (unit cannot be operated, or shows an erroneous display) if the

7、power cord is unplugged while the power is ON, or due to some other external factor. If this happens, execute the following procedure to reset the microcomputer and return the unit to its normal operating condition. Please note that resetting the microcomputer will clear the contents of the memory a

8、nd returns the unit to the state it was in when it left the factory. Unplug the power cord from the wall outlet, then plug it back in while holding down the POWER key. With the power cord plugged in, turn the POWER key OFF. Then, while holding down the ON/STANDBY key, press POWER. FM indoor antenna

9、(1) (T90-0836-05) AM loop antenna (1) (T90-0852-05) Remote control unit (1) RC-R0609/R0610 *AC plug adaptor (1) (E03-0115-05) * Use to adapt the plug on the power cord to the shape of the wall outlet. (Accessory only for regions where use is necessary.) Batteries (R6/AA) (2)Remote control unit (1) R

10、C-R0808/0809 Batteries (R6/AA) (2) + + KRF-V7030D/V8030D/VR-407/409 2 CONTENTS / ACCESSORIES CONTENTS / ACCESSORIES . 2 BLOCK DIAGRAM .3 CIRCUIT DESCRIPTION.4 ADJUSTMENT.11 PC BOARD . 12 SCHEMATIC DIAGRAM . 17 EXPLODED VIEW .37 PARTS LIST.38 SPECIFICATIONS .51 Contents Accessories Model name vs remo

11、te controller Cautions Remote Controller MODELDestinationsParts number Model name Battery cover VR-407KA70-1330-05RC-R0609A09-1178-08 VR-407PA70-1330-05RC-R0609A09-1178-08 KRF-V7030DYA70-1330-05RC-R0609A09-1178-08 KRF-V7030D-SMA70-1330-05RC-R0609A09-1178-08 KRF-V7030D-SIA70-1330-05RC-R0609A09-1178-0

12、8 KRF-V7030D-SXA70-1330-05RC-R0609A09-1178-08 VR-407-SK1A70-1330-05RC-R0609A09-1178-08 VR-409KA70-1315-05RC-R0809A09-1166-08 VR-409PA70-1315-05RC-R0809A09-1166-08 KRF-V8030DYA70-1315-05RC-R0809A09-1166-08 KRF-V8030D-SMA70-1315-05RC-R0809A09-1166-08 KRF-V8030D-SIA70-1315-05RC-R0809A09-1166-08 KRF-V80

13、30D-SXA70-1315-05RC-R0809A09-1166-08 KRF-V8030D EA09-1166-08A70-1345-05RC-R0808 KRF-V7030DE1A70-1331-05RC-R0610A09-1178-08 KRF-V7030D TA70-1331-05RC-R0610 A09-1178-08 RadioFans.CN 收音机爱 好者资料库 LINE BUF PHONO EQ TUNER AK4527 LPFLPFLPFLPF x2x2x2x1 M62446SP 6ch E. VOL with 2ch TONE CONT. x0.5 BUF IC113 +

14、20/0dB +B HITAP -B HITAP +B LOWTAP -B LOWTAP VIDEO2 (VIDEO2/MONI.) OPTICAL VIDEO3 VIDEO3 VIDEO2 VIDEO1 CD PHONO MD /TAPE MONI PLAY REC OUT Lch H, P, Rch H, P, Lch Rch Cch Lch Rch LSch RSch SWch SP-B SP-A AC IN +5V A.V.R for u-COM +15V A.V.R A.V.R -15V +5V +7V -7V A.V.R 5V for E. VOL u-COM for FIL AC

15、 (AUDIO & VISUAL) TUNER etc. for AMP (HI TAP) for AMP (LOW TAP) for RELAY SW A2 J2 IC601,602 SWITCHED D101 D103 D41 IC103 IC104 -30V Q54 IC51IC2 IC15 Q7 Q8 Q13 Q1 Q2 Q14 Q11 Q12 Q17 Q5 Q6 IC114 for INPUT SEL. CIRCUIT (1/2) (2/2) (1/2) (1/2) (2/2) (2/2) IC111 IC111 IC112 IC110 IC110 IC112 6ch INPUT D

16、VD SUB #S5 #S2 DIG #S4 R,L MIX #S3 LS,RS #S7 NOSUB ANA #S1 REC OUT BUF. IC107 ANALOG REC DIGITAL REC D102 A.V.R for DIR etc. A.V.R 3.3V IC46 MUTE J75 DSP Lch Rch Cch LSch RSch SWch IC45 for DSP A.V.R 5V J1 J1 K1 K2 K3 K4 J2 PRE OUT (L,R,C,LS,RS,1SW) LSch RSch J2 J6 J7 IC101 or IC102 or 10,15,16 Q3,4

17、,9 CODEC (ADC&DAC) AK4110 IC5 A1 A3 OPTICAL CD/DVD MONI. OPTICAL COXIAL COXIAL OUT DIGITAL IN AUDIO DIGITAL RECEIVER 6ch INPUT DVD AUDIO IN/OUT 20dB AMP IC105 (VIDEO2/ MONI.) VIDEO1 /MD TAPE (VIDEO2 /MONI.) MONI. FRONT AUX J2 /12dB ATT 6dB/9dB IC14 (NOT for K,P TYPE) VIDEO1 VIDEO2 VIDEO3 6ch INPUT V

18、IDEO1 MONITOR DVD INPUT FRONT J66 J65 REC OUT J71 TACT KEY MAIN u-COM IC1 RDS IC4 LED ENCODER FL BU1923F 11-MT-120GK ED1 IR REPEATER SYNC RF REMOCON RECEIVER UNIT DIR J5 for DSP. AD/DA. ANALOG 6ch INPUT SELECTOR VISUAL IN/OUT LFE DA AD 2 BYPASS SW C LS,RS L, R L, R L R C LS RS SW CLS/RSL/R + + + + +

19、 + + 4700uF 4700uF 3300uF 470uF 2200uF 3300uF 2200uF + 2 5 IC2 6 2 (X07) (X08) VR-405/414/406/407/407-S/409 KRF-V3030D EXCEPT for USED EXCEPT for VR-405/406/414 KRF-V4530D/V5030D/V5030D-S/V5030DE (X14) USED VR-407/407-S/409/KRF-V7030D/V7030D-S/V8030D/V8030D-S/V3030D (X14) KRF-V6030D/V6030D-S/V6030DE

20、 KRF-V3030D/V4530D/V5030D/V5030D-S/V5030DE KRF-V6030D/V6030D-S/V6030DE KRF-V7030D/V7030D-S/V8030D/V8030D-S KRF-V8030D KRF-V8030D-S KRF-V8030D-S KRF-V8030D KRF-V3030D (X08) KRF-V7030D/V8030D/VR-407/409 3 BLOCK DIAGRAM RadioFans.CN 收音机爱 好者资料库 KRF-V7030D/V8030D/VR-407/409 4 CIRCUIT DESCRIPTION (0 : Pul

21、l down, 1 : Pull up) TYPEBAND Reception frequency Channel IF PLL standard Diode space frequencyDSW3DSW2DSW1DSW0 K1 FM87.5MHz108.0MHz100kHz+10.7MHz25kHz 0000 1700 AM530kHz1700kHz10kHz+450kHz10kHz K2 FM87.5MHz108.0MHz100kHz+10.7MHz25kHz 0001 1610 AM530kHz1610kHz10kHz+450kHz10kHz E1 FM87.5MHz108.0MHz50

22、kHz+10.7MHz25kHz 0011 AM531kHz1602kHz9kHz+450kHz9kHz E3 FM87.5MHz108.0MHz50kHz+10.7MHz25kHz RDSAM531kHz1602kHz9kHz+450kHz9kHz 0101 M K2/E1 is switched with only the setting of DSW1 00X1 (DSW1 = 0 : K2 type, 1 : E1 type) This unit works backup by microprocessor if power is off. The microprocessor car

23、ries out the power-off-checking by 1ms. It sets up the initialized data if the backup data is destroyed. Also plug in and out the power cord from the outlet with pressing the power switch for initialization. 1. Backuped Data A) Amp Power on/off Selector Device preset Video output Speaker A relay on/

24、off Speaker B relay on/off Volume level Bass, Treble level Input level(every inputs) Subwoofer yes/no Dimmer level Monitor no/off MD/TAPE mode Video2/Monitor mode b)Surround function Listen mode(input:analog/PCM only) Speaker setup Distance(how far) Left, Right, Center level Surround level Subwoofer

25、 level Input mode(CD,Video2/3) Midnight on/off(CD,Video2,3) C)Tuner Band Preset channels Receiving frequency Auto/manual 2. Condition by the destination or model 3. Main microprocessor: X14,IC1(MN101C35DRA) 3-1 Microprocessor periphery block diagram /SD, /STEREO, CH. SPACE S. LEVEL TUNER LC72131 PLL

26、. DO, PLL. DT, PLL. CK, PLL. CE PROTECTION THERMAL. SENS, PROTECTION1 PROTECTION2 A/D KEY AD. KEY1, AD. KEY2 ENCODER VOL. ENC. A, VOL. ENC. B, SEL. ENC. A, SEL. ENC. B MN101C35DRA 8MHz OSC X1 POWER. RLY, SPA. RLY, SPB. RLY CENTER. RLY, SURR. RLY, LIMITER, PACK. CONT RELAY STANDBY. LED, DTS. LED, DOL

27、. DIG. LED, PROL. LED, 3STEREO. LED, CS. LED(DOWNMIX. LED) LED FL 11-MT-120GK X14, ED1 REMOCON X07, IC202 X07, IC201 X14, IC1 X07, IC106, 109/X08,IC12,14 SEL. DT, SEL. CLK, SEL. ST1, SEL. ST2 NJU7313AM, NJU7311AM X08, IC51 DSP. INTREQ, DSP. CDIN, DSP. CDOUT, DSP. CCLK, DSP. CS, DSP. PD CS493263 or C

28、S493253 X08, IC2 AK4527 CODEC. CDIN, CODEC. CDOUT, CODEC. CCLK, CODEC. CS, CODEC. PD, CODEC. DZF1 X08, IC5 DIR. CDIN, DIR. CDOUT, DIR. CCLK, DIR. PD, DIR. ERR AK4110 MUTE /A. MUTE, /PRE. OUT. MUTE /T. MUTE, /20dB. ATT SERIAL S. DATA, S. BUSY X08, IC15 M62446FP VOLDT, VOL. CLK, VOL. ST X14, IC4 BU192

29、3F RDS. CLK, RDS. DATA KRF-V7030D/V8030D/VR-407/409 5 CIRCUIT DESCRIPTION Pin No.Pin NameI/ODescription 1S. DATAI/OSerial data signal. 2S.BUSI/OSerial busy signal. 3SEL. ST1OStrobe output to input selector ( IC106). 4SEL/VOL/PLL DTOData output to selector,volume and PLL IC. 5SEL/VOL/PLL CLKOClock ou

30、tput to selector,volume and PLL IC. 6SEL. ST2OStrobe 2 output to input selector ( IC109). 7PLL. CEOPLL chip enable. 8Vdd (+5v)-Power supply. 9OSC OUTO8MHz clock output. 10OSC INI8MHz clock input. 11Vss-Connected to ground. 12X IN-Connected to ground. 13X OUT-No used. 14MMCD-Connected to ground. 15Vr

31、ef-Connected to ground. 16,17KEY2,KEY1IInput terminal of key1 and key2. 18MODEL TYPEIDiscrimination port of models. 19TH. SENSINo used. 20PROTECTIDetection port of protection signal 1. 21PROTECT2IDetection port of protection signal 2. 22S.LEVEL/CH SPACEIRDS S level and channel space changeover. 23PL

32、L DOIRDS PLL data signal input. 24Vref+-Reference voltage of AD converter. 25CEIChip enable. 26RESETIReset signal input. 27T. MUTEOMuting signal output to tuner. 28RF STOCE signal output of RF receiver IC. 29RF DTOData signal output of RF receiver IC. 30RF CLKOClock signal output of RF receiver IC.

33、31VOL.STOLatch output of electric volume. 32DSP INTREQI/ODetection port of DSP INTREQ. 33DTS DETIDetection port of DTS data. 34REMOCONIRemote control signal input. 35DIR ERRIDetection port of DIR error signal. 36DZFIDetection port of CODEC zero input. 37RDS.CLKIRDS clock input. 38RDS.DAT/CE2IRDS dat

34、a input./u-COM chip enable 2. 39DSP/DIR/CORDEC CDINOSerial data output. 40DSP/DIR/CDOUTISerial data input. 41DSP/DIR/CORDEC CCLKOClock output to IC2, IC5 and IC51on X08. 42DSP CSODSP chip select. 43DSP PDODSP power down. 44DIR CODEC CSOCODEC chip select. 45DIR CODEC PDODIR CODEC power down. 46NO USE

35、-No used. 47-571G-11GOFL grid control(1G-11G). 58-74P1-P17OFL segment control(P1-P17). 75PACK CONT.OPower pack control. 76LIMMITEROControl port of A class power supply. 77REAR REORelay control terminal of surround speaker. 78CENTER REORelay control terminal of center speaker. 79FB REORelay control t

36、erminal of front B speaker. 80FA REORelay control terminal of front A speaker. 3-2 Pin description KRF-V7030D/V8030D/VR-407/409 6 CIRCUIT DESCRIPTION Pin No.Pin NameI/ODescription 81POWER REOPower relay control. 82CS5. 1(DOWN MIX)LEDOControl terminal of CS5.1(DOWN MIX) LED. 833 STEREO LEDOControl te

37、rminal of 3 STEREO LED. 84DTS LEDOControl terminal of DTS LED. 85DOLBY DIGITAL LEDOControl terminal of DOLBY DIGITAL LED. 86PROLOGIC LEDOControl terminal of PROLOGIC LED. 87STANDBY LEDOControl terminal of STANDBY LED. 88PRE OUT MUTEOMuting control terminal of pre out. 8920dB ATTO20dB attenuation(vol

38、ume) control terminal. 90A.MUTEOAudio muting signal output. 91ABOOTOEPROM CS. 92MULTI. ENC CWIMulti cont. encoder signal input(clockwise). 93MULTI. ENC CCWIMulti cont. encoder signal input(counterclockwise). 94SEL. ENC CWISelector encoder signal input(clockwise). 95SEL. ENC CCWISelector encoder sign

39、al input(counterclockwise). 96VOL. ENC CWIVolume encoder signal input(clockwise). 97VOL. ENC CCWIVolume encoder signal input(counterclockwise). 98STEREOIStereo (tuner) signal input. 99SDITuner (SD)detector input. 100Vpp(-30V)-FL power supply(-35V). IC1(X14) MICROPROCESSOR:MN101C35DRA VOLTAGEAD VALUE

40、KEY1(#16)KEY2(#17) 5.0V255 ON/STANDBYKEY OFF 4.5V230 DIMMERMEMORY 4.0V205 INPUT MODEAUTO 3.4V174 SETUPBAND 2.8V143 MONITORSOUND 2.1V108 SP.B(MUTE)LISTEN MODE 1.4V72 SP.A(SP ON/OFF)SOURCE DIRECT 0.8V41 KEY OFFKEY OFF 0.0V0 3-3 SW VS VOLTAGE KRF-V7030D/V8030D/VR-407/409 7 CIRCUIT DESCRIPTION SELECTOR

41、PORT PIN#FUNCTION6-CH INPUTOTHERSTAPE2 LS13 CENTER OTHERS011 LS226-CH INPUT100 LS35 SURROUND L-CH OTHERS011 LS466-CH INPUT100 LS59 FRONT L-CH OTHERS011 LS686-CH INPUT100 LS711REC OUT SW L FOR 6-CH INPUT101 RS128 SUBWOOFER OTHERS011 RS2296-CH INPUT100 RS325 SURROUND R-CH OTHERS011 RS4266-CH INPUT100

42、RS522 FRONT R-CH OTHERS011 RS6236-CH INPUT100 RS720REC OUT SW R FOR 6-CH INPUT101 INPUT SELECTORMODETAPE MONATT. SW# L-ch pin# R-ch pin# FunctionTUNERPHONO CD TAPE/MDVIDEO1VIDEO2VIDEO3 FRONT AUX ANALOGDIGITALONOFF ATT1 (-6dB) ATT2 (-3dB) OFF S1272TUNER10000000 S2263PHONO01000000 S3254CD00100000 S424

43、5TAPE/MD00010000 S5227 TAPE/MD REC OUT 11101111 S6218 VIDEO1 REC OUT 11110111 S71910ANALOG10 S81811DIGITAL01 IC109(X07) INPUT/ATT. SELECTOR:NJU7313AM S1272VIDEO100001000 S2263VIDEO200000100 S3254VIDEO300000010 S4245FRONT AUX00000001 S5209LINE01 S6218MONITOR10 S71910ATT1100 S81811ATT2010 MODEOUTPUTCO

44、NFIGURATION SW# L-ch pin# R-ch pin# FunctionSURROUNDSTEREODSPANALOGSW OFFSW ON S1229SURROUND10 S2328STEREO01 S3526DIGITAL10 S4625ANALOG01 S5 S6 S711/20CONFIG.10 3-4 Switch control table 3-4-1 IC106(X07) INPUT/REC OUT SELECTOR:NJU7313AM 3-4-2 ANALOG 6CH INPUT SELECTOR IC14(X08) ANALOG 6-CH INPUT SELE

45、CTOR: NJU7311AM 3-4-3 CONFIGURATION SELECTOR IC12(X08) CONFIGURATION SELECTOR: NJU7311AM KRF-V7030D/V8030D/VR-407/409 8 CIRCUIT DESCRIPTION ModeDTSDolby DigitalPro Logic3 StereoDSPCSStereo DTS yesyes Dolby Digital (no2-ch) yesyes Dolby Digital (2-ch) yesyesyes Pro Logic yesyes yes PCM yesyesyesyesye

46、s Note: Auto Mode function is not change after setting listen mode FunctionKRF-V3030DVR-409VR-407 VR-406 (except K,P) VR-406(K,P) VR-405 (except K,P) VR-405(K,P) DTSyesyesyesnononono CSyesyesnonononono 6ch inputyesyesyesyesyesyesno Speaker Byesyesyesyesyesmutemute Multi ControlEncoderEncoderEncoderT

47、actTactTactTact Monitoryes(on/off)yes(on/off)yes(on/off)VIDEO2/MONIVIDEO2/MONIVIDEO2/MONI VIDEO2/MONI AV AUXyesyesyesnoAUXnoAUX PHONOyesyesyesyesnoyesno RemoconRFPresetPresetNormalNormalNormalNormal Diode SWD1D2D3D4D5D6D7 VR-409VR-407VR-406VR-405/VR-414 KRF-V8030DKRF-V7030DKRF-V6030DKRF-V5030D PORT#

48、 PORT NAME K/PE/T M/V/I/ Y XJK/PE/T M/V/I/ Y XK/PE/T M/V/ I/Y XK/PE/T M/V/ I/Y X 67D2500000111100000000 66D2611111000000000000 65D2700000000011110000 64D2801111011101110111 63D2900011000100010001 62D3001001010001000100 3-4-4 DESTINATION 3-4-5 Listen Mode 3-4-6 MODEL vs FEATURE KRF-V7030D/V8030D/VR-407/409 9 CIRCUIT DESCRIPTION Subwooferyes Front SP.Large Center SP.LargeNormalno Surround SP.LargeNormalno-Normal(yes