Kenwood-KRFV8300D-avr-sm 电路图 维修手册.pdf

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1、This product uses Lead Free solder. This product complies with the RoHS directive for the European market. 2008-8 CREATED IN JA PAN B53-4048-00 (N/J) PDFSERVICE MANUAL AUDIO-VIDEO CONTROL CENTER KRF-V7300D/V7300D-S KRF-V8300D/V8300D-S KRF-V9300D/V9300D-S VOLUME CONTROL AV AUX/iPod VIDEOL-AUDIO-R SPE

2、AKERS A/B/OFF PHONES LISTEN MODE MULTI CONTROLINPUT SELECTOR PURE AUDIO MODE HDMI LINK READYDTS DOLBY DIGITAL HIGH DEFINITION SETUPDOLBY VIRTUAL BANDINPUT MODE ENTERSTRAIGHT DECODE AUTO/MONOACTIVE EQ STRAIGHT DECODE Knob (K29-8591-03): S (K29-8592-03): B / Front glass (B10-5645-02) Panel * (A60-) Kn

3、ob * (K29-) Foot * (J02-) Knob (K29-8686-02): S (K29-8687-02): B Phone jack (E11-1019-05) Knob (K29-8686-02): S (K29-8687-02): B Knob (K29-8680-03): S (K29-8681-03): B Knob (K29-8682-03): S (K29-8683-03): B Knob (K29-8684-03): S (K29-8685-03): B Pin jack (E63-1388-05) L R AUXCDMD/TAPEVIDEO1 ANTENNA

4、VIDEO2 AUDIO DVD/6CH IN FRONT SPEAKERS (6 16 ) AUTO ROOM EQ MIC IN VIDEO1 IN VIDEO1 IN MONITOR OUT MONITOR OUT DVD IN DVD IN VIDEO2 IN VIDEO1 OUT CD(ASSIGNABLE) SUB WOOFER PRE OUT VIDEO2DVD DVD IN OPTICAL CENTER SURROUNDFRONTPLAY INPLAY INREC OUTPLAY INPLAY INPLAY INREC OUTSUB WOOFER OPTICALCOAXIAL

5、VIDEO2 INMONITOR OUT HDMIDIGITAL IN S-VIDEO VIDEOCOMPONENT VIDEO + + REDWHITEGRAYBLUEGREENTANBROWN AM SPEAKER ASPEAKER BCENTERSURROUNDSURROUND BACK GNDFM 75 5V500mA iPod YCBCR VIDEO2 IN YCBCR LRLRLRLR SURROUND SPEAKERS (6 16 ) Metallic cabinet (A01-3995-01): S (A01-3996-01): B Pin jack (E63-1338-05)

6、 x 2 Pin jack (E63-1407-05) Pin jack (E63-1380-05) Pin jack (E63-1417-05) Pin jack (E63-1146-15) Phone jack (E11-0962-05) Rectangular receptacle (E58-0095-05) Optical receiving module (W02-4652-05) x 2 Pin jack (E63-1428-05) Rectangular receptacle (E58-0100-05) x 3 Tuner (W02-4644-05) Screw terminal

7、 board (E70-1018-05) x 2 Pin jack (E63-1371-05) Cylindrical receptacle (E56-0065-05) Screw terminal board (E70-1009-05) Screw terminal board (E70-1018-05) Pin jack (E63-1374-05) x 2 AC power cord * (E30-) B: Black panel S: Silver panel Illustration: KRF-V9300D * Refer to parts list on page 68. Radio

8、Fans.CN 收音机爱 好者资料库 2 KRF-V7300D/V8300D/V9300D FM indoor antenna (1) (T90-0854-05) AM loop antenna (1) (T90-0893-05) Remote control unit (1) - KRF-V9300D : RC-R0923 (A70-1736-05) - KRF-V8300D : RC-R0831 (A70-1731-05) - KRF-V7300D : RC-R0733 (A70-1730-05) Batteries * (R03) (2) (-) * Batteries are atta

9、ched to the packing material. KRF-V9300D /KRF-V8300D only Setup microphone (Cord length : About 5m) (1) (T29-0011-05) ACCESSORIES / iPod MODELS USABLE WITH THIS UNIT To connect an iPod, you will need the iPod connection cable PNC-iP120 (optional accessory). This unit does not come with an iPod. It i

10、s up to you to purchase an iPod separately. Controllable iPod (As of July 2008) Controllable iPod iPod 4th Generation (Click wheel) iPod mini iPod 4th Generation (Color display) iPod nano 1st Generation iPod nano 2nd Generation iPod video (iPod 5th Generation) iPod photo iPod nano 3rd Generation iPo

11、d classic iPod touch* * With iPod touch, only the Music is compatible. Update the software of your iPod to the latest version. The latest iPod software upgrading data can be downloaded from the website of Apple Inc. Some functions of iPod may not work properly depending on the iPod models and the so

12、ftware version. This unit supplies power to your iPod, which means you can enjoy listening to music while charging your iPod. To do this, the unit must be turned on. Video output setting of iPod such as TV OUT and TV Signal needs to be set on your iPod. Handling precautions Be sure to read the instr

13、uction manual that comes with the iPod you are using. Certain conditions while using an iPod can cause contents stored on the iPod to be lost. Note that Kenwood will not be held liable for any losses arising out of loss of stored contests. Displayble characters This unit can display alphanumeric and

14、 some symbol characters. It displays accented characters after converting them into ordinary alphabet characters. The non-displayable characters are displayed as *. B60-5740_00_00_EN.indd 708.7.11 5:45:41 PM AccessoriesiPod models usable with this unit RadioFans.CN 收音机爱 好者资料库 3 KRF-V7300D/V8300D/V93

15、00D Resetting the MicrocomputerResetting the Microcomputer If the unit is completely inoperable, the display is not normal or a problem cannot be solved even after checking the list in , it is required to reset the microcomputer in the unit. While holding down key on the unit, unplug the power cord

16、and plug it back in. Please note that resetting the microcomputer will clear the contents of the memory and return the unit to the state it was in when it left the factory. B60-5740_00_00_EN.indd 6808.7.11 5:46:56 PM RESETTING THE MICROCOMPUTER RadioFans.CN 收音机爱 好者资料库 4 KRF-V7300D/V8300D/V9300D BLOC

17、K DIAGRAM J391 J301 IC391 IC321 L/R MIC (R,EQ) AV AUX L/R AM/FM TUNER J301 J301 J311 J311 J321 J311 J311 J341 : W02-4644-05 : W02-4689-05 J701 +6.8dB IC111 E.VOL AVR +4dB +10dB +10dB +10dB IC131,181 IC191 IC131,181 IC171 AVR +24dB +36.0dB PACK POWER AMP. DISCRETE +24dB PACK PACK +24dB 6dB Q1,2 Q3,4

18、Q5,6 Q101 Q7,8CLASS A K1 K2 K3 K5 RELAY SW K4 K6 RX DETECT SENSE IDENTIFY Q381,382 Q835,836 J301 J311 J361 Q306,363 ANALOG AUDIO OUTPUT i-pod MD/TAPE L/R VIDEO1 L/R SUB WOOFER PRE-OUT AUX L/R CD/DVD L/R MD/TAPE L/R VIDEO1 L/R VIDEO2 L/R FL/FR C/SW SL/SR DVD/6CH INPUT ANALOG AUDIO INPUT IC111 +20.8dB

19、 IC503 AV AUX J301 (X14) J881 VIDEO1 J901 J901 DVD VIDEO2 MONITOR J901 J881 VIDEO1 COMPOSIT VIDEO INPUTOUTPUT IC901 NJM2279 NJM2595 NJM2279 IC904 IC902 J901 VIDEO2 J901 DVD J901 MONTTOR S VIDEO OUTPUTINPUT E2PROM IC204 IC506 R ML86V7656 ML86V7668A Y DET. J931 VIDEO1 J932 VIDEO2 DVD MONITOR COMPONENT

20、 VIDEO OUTPUTINPUT IC801 IC802 MN101EF16KXW RAM : 12KB ROM : 256KB IC931IC880 X34HDMI KRF-V9300D KRF-V8300D, Y DET. ATT (J) (E,X) IC505 -6dB Q423,424 R2S15205FP HDMI DECODE DIFINITION DOLBY DTS IC402,403 Q411 MICRO PROCESSOR C Y NJM2586NJM2586 J931 J932 D751-758 J981 (J) J982 (J) J981 (J) J982 (J) 1

21、2V 12V +9V 220 220 220 220 220 220 220 220K 220 220K220K 220 AUDIO VIDEO COMPOSIT TX DO SD RDS DATA RDS CLK D IN CLK CE REC L/R L/R C SBL/SBR LFE SL/SR FL/FR -12V +12V +7.0V -7.0V FL/FR SL/SR C/SW SWF C SBL/SBR LIMITTER HP.IN PROTECT PROTECT OVER CURRENT DC VOLTAGE FRONT LEVEL SURROUND LEVEL 220 220

22、 REC OUT MUTE 1.5K 33K 3.3K 75 75 75 V IN2 V IN3 V IN4 V IN5 75 V IN1 +5V -5V V OUT1 V OUT2 V OUT3 +12V +5V +7.5V -5V -12V -5V +5V +5V -5V V IN3 V IN2 V IN1 V IN2 V IN1 V IN3 V OUT1 V OUT2 V OUT2 V OUT1 7575 757575 7575 C Y Y C C Y BUSY DATA +3.3V RESET CE CEC CONT. x 2 HDMI CONT. x DSP CONT. x 4 RE

23、LAY CONT. x THERMAL PRO AVR PROTECT +3.3V Y ( 7 : 0 ) +2.5V+3.3V+2.5V+3.3V Y Cb Cr SC SY X3 75 x 375 x 3 X3 75 x 3 X3 75 x 3 CH2 IN3 GND CH2 IN2 GND V+1 CH2 IN1 CH1 IN3 CH1 IN2 SW2 SW1 CH1 IN1 +5V CH3 IN3 CH3 IN1 V+2 CH3 IN2 GND V-1 PS CH1 OUT CH3 OUT CH2 OUT V+2 -5V CH2 IN2 GND CH2 IN3 V+1 CH2 IN1

24、GND CH1 IN3 SW2 CH3 IN2 GND CH3 IN3 CH3 OUT CH3 IN1 V+2 V+2 V-1 +5V CH1 IN1 CH1 IN2 SW1 CH1 OUT CH2 OUT PS -5V 10.0MHz SDARST,SLC V CONT1,2,3 DSP tuner, FL driver, electronic volume). IC503MF1341S2160iPod coprocessor. IC505M24C08-RDW6TPEEPROM IC506MN101EF16K1CLAThe system control microprocessor. IC5

25、07NJU3718AM-ZB The converter from serial to parallel (LED, SPEAKER RELAY,VIDEO SELECTOR) IC651653BA2903FThe comparator for thermal protection. IC701MIC2005-05YM6The high-side switch (detection of over current; more 700mA IC702NJM4565MD-ZBThe audio amp for iPod (OP amp) IC782XC6201P332PRNThe regulato

26、r for logic circuit.+3.3V IC783NJM2830U109ZBThe regulator for tuner.+9V IC784XC61CN2702MRNThe voltage (2.7V) detection for microprocessor reset. IC801ML86V7668AT03The video decoder (Analogue video up converter). IC802ML86V7656T03The video encoder (Analogue video up converter). IC80374AHC1GU04GWThe i

27、nverter for oscillation (32MHz) circuit. IC804NJM2820F-ZBThe shunt regulator for reference voltage (1.25V) of video encoder. IC811XC6203P332PRNThe regulator for video decoder and encoder.+3.3V IC812XC6214P252PNThe regulator for video decoder and encoder.+2.5V IC880NJM2586AM-ZBThe video amp for compo

28、nent signal selector and buffer amp. IC881NJM4565MD-ZBThe detection of video synch signal. IC901,902NJM4565MD-ZBThe video amp for S-video signal selector and buffer amp. IC903NJM4565MD-ZBThe detection of video synch signal. IC904NJM4565MD-ZBThe video amp for composite signal selector and buffer amp.

29、 IC931NJM2586AM-ZBThe video amp for composite signal selector and buffer amp. IC981,982CD4052BPWRThe analog switch (selector of D jack) Q3062SC4213 (B) -FThe mute for Super Woofer (SW) pre-out.Mute: ON Q3632SC4213 (B) -FThe mute for Super Woofer (SW) pre-out.Mute: ON Q381,3822SC4213 (B) -FThe mute f

30、or rec-outMute: ON Q385,3862SC4213 (B) -FThe mute for rec-outMute: ON Q391DTA143TSAThe control of mic amp.AUTO ROOM EQ: ON Q4012SA1576A (R,S)The protection for AVR. Q4022SC4081 (R,S)The protection for AVR. CIRCUIT DESCRIPTION 8 KRF-V7300D/V8300D/V9300D Ref. No.Parts No.DescriptionLogic Q4032SC4081 (

31、R,S)The inverter of reset signal. Q4042SC4081 (R,S)The protection for AVR. Q4052SB 1640-QThe power supply for FAN. Q4062SC4081 (R,S)The protection for AVR. Q4072SA1576A (R,S)The control of FAN motor.Low turns: ON Q4082SC4081 (R,S)The control of FAN motor.High turns: ON Q4092SA1576A (R,S)The fast pow

32、er-off detection. Q4102SA1576A (R,S)The control for analog mute and Rec-out mute.Mute: ON Q4112SA1576A (R,S)The control power supply for video circuit. Q4122SC4081 (R,S)The control power supply for video circuit. Q4132SA1576A (R,S)The control power supply for video circuit. Q414DTC124EUAThe control

33、power supply for video circuit. Q4152SC4081 (R,S)The power supply for IC2047V Q4162SA1576A (R,S)The power supply for IC2047V Q4172SA1576A (R,S)The control for power supply of video circuit. Q4182SC4081 (R,S)The power supply for IC2047V Q419,4202SA1576A (R,S)The power supply for IC2047V Q4212SC4081 (

34、R,S)The power supply for IC2047V Q4222SA1576A (R,S)The control for analog mute and Rec-out mute.Mute: ON Q4232SC1627-F(Y)The power supply for IC2047V Q4242SA817-F(Y)The power supply for IC2047V Q425,4262SK879-F(Y,GRThe constant current for IC2047V Q4272SC4081 (R,S)The power supply (+7.5V) for video

35、circuit. Q4282SA1576A (R,S)The protection for AVR. Q6512SA1576A (R,S)The protection for thermal protection. Q701DTC124EUAThe control for DSP mute (analog mute).Mute: ON Q702DTC124EUAThe control for tuner power supply.Tuner: ON Q7032SA1576A (R,S)The control for tuner power supply.Tuner: ON Q7502SC408

36、1 (R,S)The control for LEDLED on: ON Q751DTC124EUAThe control for LED dimmer Dimmer: ON Q7522SC4081 (R,S)The control for LEDLED on: ON Q753DTC124EUAThe control for LED dimmer Dimmer: ON Q7542SC4081 (R,S)The control for LEDLED on: ON Q755DTC124EUAThe control for LED dimmer Dimmer: ON Q7562SC4081 (R,S

37、)The control for LEDLED on: ON Q757DTC124EUAThe control for LED dimmer Dimmer: ON Q7582SC4081 (R,S)The control for LEDLED on: ON Q759DTC124EUAThe control for LED dimmer Dimmer: ON Q7602SC4081 (R,S)The control for LEDLED on: ON Q761DTC124EUAThe control for LED dimmer Dimmer: ON Q8012SC4081 (R,S) The

38、buffer amplifi er of composite signal. CIRCUIT DESCRIPTION 9 KRF-V7300D/V8300D/V9300D Ref. No.Parts No.DescriptionLogic Q8812SC4081 (R,S)The level shifter of video synch detection. Q9022SC4081 (R,S)The level shifter of video synch detection. Q903DTA124EUA The detection of the S terminal video signal

39、 and control video selector IC. Q981-9832SC4081 (R,S) The buffer amplifi er of video component signal. Q984-986DTC124EUAThe level shifter of video selection control signal Q987DTA124EUAThe level shifter of video selection control signal Semiconductor Working Description (X09-7052-70) Ref. No.Parts N

40、o.DescriptionLogic D191SS133The base voltage pull-down for muting transistors,Q18 and Q101. D2031SS133The temperature compensation for Q207. D2041SS133The temperature compensation for Q208. D2051SS133The current mirror. D2061SS133The current mirror. D209UDZW8.2 (B)+9 power supply. D210UDZW8.2 (B)-9

41、power supply. D301UDZW3.3 (B)The voltage for mute control. D302UDZW3.3 (B)+3.3V power supply for microprocessor. D304DAN202UThe OR circuit of power supply. D305UDZW3.3 (B)+3.3V power supply for protection control. D3061SS133The protection Q305 control. D3071SS133The protection Q305 control. D3081SS1

42、33The detection level for FAN control.C-ch D309DAN202UThe detection level for FAN control.S L and SB L-chs D310DAN202UThe detection level for FAN control.S R and SB R-chs D3111SS133The detection level for limiter control.S R-ch D3121SS133The detection level for limiter control.C-ch D314DAN202UThe de

43、tection level for limiter control.F L and F R-chs D315DAN202UThe detection level for FAN control.F L and F R-chs D316321 1SS133Protect the relay from reverse current. D3221SS133The detection level for limiter control.S L-ch D5025051SR139-400T64 +12V rectifi er. D516UDZW13 (B)The power supply (+B) fo

44、r 2nd and 3rd stages of main amp circuit. D517UDZW15 (B)The power supply (+B) for 2nd and 3rd stages of main amp circuit. D518UDZW8.2 (B)The power supply (-B) for 2nd and 3rd stages of main amp circuit. D519UDZW5.6 (B)The power supply (-B) for 2nd and 3rd stages of main amp circuit. D520UDZW18 (B)Th

45、e power supply (-B) for 2nd and 3rd stages of main amp circuit. D521UDZW24 (B)The power supply (-B) for 2nd and 3rd stages of main amp circuit. D5231SS355Protect the Q510 from reverse current. CIRCUIT DESCRIPTION 10 KRF-V7300D/V8300D/V9300D Ref. No.Parts No.DescriptionLogic D5241SS355Protect +12V ta

46、p of the power transformer. D5251SS355Protect -12V tap of the power transformer. D526,5271SS355The detection of short circuit 12V taps. D801TS6P03G-B The low voltage taps rectifi er. D802TS6P03G-B The high voltage taps rectifi er. D803,8041SR139-400T64The diode for the tap selector relay. D8051SS355

47、Protect the relay from reverse current. IC1STK433-330-E3-ch power pack IC.C-ch, S R-ch and SB R-ch IC2STK433-130-E2-ch power pack IC.S L-ch and SB L-ch IC3KIA7812API-UP+12V regulator IC for analog circuit. IC4KIA7912API-UP-12V regulator IC for analog circuit Q1DTC643TU-6dB attenuator.L-ch Q2DTC643TU

48、-6dB attenuator.R-ch Q32SC2878 (B) -FFor mutingL-ch Q42SC2878 (B) -FFor mutingR-ch Q5DTC643TUFor mutingS L-ch Q6DTC643TUFor mutingS R-ch Q7DTC643TUFor mutingSB L-ch Q8DTC643TUFor mutingSB R-ch Q101DTC643TUFor mutingC-ch Q2012SK364F (GR,BL)The 1st stage differential amp.L-ch Q2022SK364F (GR,BL)The 1s

49、t stage differential amp.R-ch Q2032SC4081 (R,S)The constant current for the 1st stage of amp.L-ch Q2042SK364F(GR,BL)The 1st stage differential amp.R-ch Q2052SK364F(GR,BL)The 1st stage differential amp.L-ch Q2062SC4081 (R,S)The constant current for the 1st stage of amp.R-ch Q207IMX8The 2nd stage amp.L-ch Q208IMX8The 2nd stage amp.R-ch Q2092SA970-F (BL)The 3rd stage amp.L-ch Q2102SA970-F (BL)The 3rd stage amp.R-ch Q2112SA970-F (BL)The current mirror.L-ch Q2122SA970-F (BL)The current mirror.R-ch Q2132SA970-F (BL)The current mirror.L-ch Q2142SA970-F (BL)T