Kenwood-DVT8100-avr-sm 电路图 维修手册.pdf

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1、70% DVD / AV RECEIVER DVR-8100 SERVICE MANUAL (DVT-8100) 2002-9 PRINTED IN KOREA B51-5824-00 (K/K) 1836 VOLUME CONTROL STANDBY ON POWER INPUT VOLUME CONTROL PHONES ON SCREENTOP MENUMENUACTIVE EQ SKIP 4 87 MULTI CONTROL / ENTER 23 5 0 / OFF DEC cabinet * (A60-) DEC crystal (B10-3932-08) ANTENNASAT /

2、CABLE IN DVD COMPONENT VIDELO OUT S-VIDEOVIDEO YCBCR VCRCOAXIALOPTICAL INOUT DIGITAL OUT SAT/CABLE MON.MON. OUT SAT/ CABLE SAT/ CABLE OUT VCR DIGITAL IN SAT/CABLEVCR DIGITAL IN ININOUT VCR ININOUT VCR BIT STREAM /PCM ( Pun cover (A01-3881-08) In compliance with Federal Regulations, following are rep

3、ro- duction of labels on, or inside the product relating to laser product safety. KENWOOD Corp. certifies this equipment conforms to DHHS Regulations No.21 CFR 1040. 10, Chapter 1, subchapter J. DANGER : Laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM. Caution : No co

4、nnection of ground line if disassemble the unit. Please connect the ground line on rear panel, PCBs, Chassis and some others. DEC button (B09-0907-08) DEC button (K29-8266-08) DEC door tray (A29-1214-08) MLD clamp (J42-0350-08) Tuner module * (W02-) Conn-spe terminal (E70-0165-08) Con phono socket (

5、E63-1268-05) DEC cap input (B09-0904-08) Phone jack (E11-0957-08) DEC knob(VOLUME) (K29-8262-08) DEC button (B09-0905-08) Con phono socket (E63-1310-08) Wire-MCRDM * (E30-) * Refer to parts list on page 24. DEC button (B09-0908-08) DEC button (B09-0906-08) DEC knob multi (K29-8263-08) Con phono sock

6、et (E56-0052-08)x2 Con phono socket (E63-1309-08)x2 IC-Remote (W02-2717-05) IC-Remote (W02-2716-05)x2 Con phono socket (E63-1269-05)x3 RadioFans.CN 收音机爱 好者资料库 The marking of products using lasers (For countries other than U.S.A., U.S.-Military and Canada) The marking this product has been clas- sifi

7、ed as Class 1. It means that there is no danger of hazardous radiation outside the product. Location: Back panel CLASS 1 LASER PRODUCT CAUTION INVISIBLE LASER RADIATION WHEN OPEN. DO NOT STARE INTO BEAM OR VIEW DIRECTLY WITH OPTICAL INSTRUMENTS. CAUTION VISIBLE LASER RADIATION WHEN OPEN. DO NOT STAR

8、E INTO BEAM. Inside this laser product, a laser diode classi- fied as Class 2 laser radiation is contained as alerted by the internal caution label shown above. Do not stare into beam. Location: DVD laser pick-up unit cover inside this product Inside this laser product, a laser diode classified as C

9、lass 3A laser radiation is contained as alerted by the internal caution label shown above. Do not stare into beam or view directly with optical instruments. Location: CD laser pick-up unit cover inside this product Operation to reset The microcomputer may fall into malfunction (impossibility to oper

10、ate, erroneous display, etc.) when the power cord is unplugged while power is ON or due to an external factor. In this case, execute the following procedure to reset the microcomputer and return it to normal condition. Please note that resetting the microcomputer clears the con- tents stored in and

11、returns and to condition when it left the factory. Set the POWER switch to ON (set to Standby mode). Then press the key, key and STOP key in this order. SystemSpeakers DVR-8100KSW-8100 (Left speaker, right speaker, center speaker, surround speakers and subwoofer) Speaker model names Note related to

12、transportation and movement Before transporting or moving this unit, carry out the following operations. 1Remove the disc from the unit. 2Press the 6 key. 3Wait a few seconds and turn the unit OFF. Manufactured under license from Dolby Laboratories. “DOLBY”, “Pro Logic” and the double-D symbol are t

13、rademarks of Dolby Laboratories. “DTS” and “DTS Digital Surround” are trademarks of Digital Theater Systems, Inc. FM indoor antenna (1) (T90-0882-08) Loop antenna (1) (T90-0896-08) Remote control unit (1) (A70-1600-08): X (A70-1601-08): ET Batteries (R6/AA) (2) Video cord (1) (E30-1427-05) SCART plu

14、g adaptor (1) (Europe and U.K. only) (E69-0012-05) Speaker cords (6) (E30-7265-08): RD (E30-7286-08): WH (E30-7285-08): VT (E30-7283-08): GN (E30-7269-08): GY (E30-7284-08): BL DVR-8100 2 CONTENTS / ACCESSORIES / CAUTIONS CONTENTS / ACCESSORIES / CAUTIONS. 2 DISASSEMBLY FOR REPAIR.3 BLOCK DIAGRAM .3

15、 CIRCUIT DESCRIPTION.4 ADJUSTMENT.14 INTERCONNECTION DIAGRAM .15 PC BOARD . 16 SCHEMATIC DIAGRAM . 23 EXPLODED VIEW .33 PARTS LIST.34 SPECIFICATIONS .Back cover Contents Accessories Cautions SYSTEMMAIN UNITSPEAKER DVT-8100DVR-8100KSW-8100 SYSTEM CONFIGURATION RadioFans.CN 收音机爱 好者资料库 DVR-8100 3 DISAS

16、SEMBLY FOR REPAIR / BLOCK DIAGRAM How to open the tray if it does not come out. 1. Insert a flat driver in the drawing through the hole on the loading chassis bottom and pull the lever down. 2. Pull out the tray frontward by hand when it comes just out. DISASSEMBLY FOR REPAIR BLOCK DIAGRAM IC15 IC15

17、 IC13 IC13 IC14 IC14 IC23 BD3811 AUDIO SOUND PROCESSOR CONTROL TONE & VOLUME IC19 IC702 IC703 IC702 IC701 IC701 PROTECTION TA2022 IC501 PROTECTION TA2022 IC502 PROTECTION TA2022 IC503 K500 K500 FRONT/L SPKR SPKR FRONT/R K501 K501 SURROUND/R SPKR SPKR SURROUND/L WOOFER SPKR K502 K502 SPKR CENTER Q513

18、-516 HP51 HEAD- PHONE AM FM ANT TUNER MODULE FM/AM SAT/CABLE IC23 BD3811 IN OUT AUDIO SOUND PROCESSOR VCR AUDIO MAIN u-COM CXP82860 IC22 ENCODER VOLUME MATRIX KEY VIDEO PART SUPPLY PART DSP PART TUNER PART AUDIO PART MAIN AMP PART RM51 RMC SENSOR COMMANDER IC9 AUDIO DSP CS49326 74VHC574 IC1/IC2 EP-R

19、OM IC5 AT27LV020A DIGITAL SAT/C IN OPTICAL OUT VCR IN IC3 SAT/C COAX IN VCR IN IC7 AK4586 74VHC157 IC8 74VHCT244 LEVEL CONVERTER COMPONENT Cr Y OUTPUTCb VIDEO MM1540A IC68 R/O SAT/CABLE VCR P/B R/O P/B VCR MONITOR C-VIDEO MONITOR IC70 LA79510E S-VIDEO SAT/CABLE Y/C CVBS Cy/Cb/Cr IC61 STI5519 MPEG IC

20、 64M SDRAM IC63 8MB FLASH IC66 24C02 EEPROM IC62 TC5E SPDIF IC84 D/A CONV. AUDIO L/R PCM1748 DATA PCM L/R DVD IC51 FRONT u-COM FL51 FIP 15-BT-85GNK CN4 CN5 1L112HI KIA7812 IC24 IC25 KIA7912 KIA7805 IC505 SIO POWER SW IC703 CXP82832 SUB 9dB FL AMP FR AMP 9dB RS AMP LS AMP 9dB 9dB CT AMP SW AMP 9dB 9d

21、B 15.5dB SW AMP 8.5dB 8.5dB 8.5dB 8.5dB 8.5dB FL AMP FR AMP LS AMP RS AMP CT AMP FL AMP FR AMP RS AMP LS AMP CEN AMP SW AMP MUTE PROTECTION SPKR RLY +12V DATA IN CLK DATA OUT PLL CE TUNED MUTE L/R AUDIO OUT BUFFER TUNER DVD L/R -6dB 0dB S500 RMC X2 10MHz 2ch ADC TX RX2 RX4 RX3 RX1 DIR AUDIO I/F 6ch

22、DAC OUT AUDIO -9dB 6ch 12.288MHz X1 OSC SUB DATA IN/OUT CLK 75 DRIVERGAIN 6dB 6dB 6dB 6dB 6dB 27MHz CN64 14 13 9 10 11 12 2 4 5 6 7 8 3 1 5 2 4 3 1 +6V GND 5V STBY -5V 14.5V I2C PROGRAM STREAM RECEPTION /MOTOR CONTROL (OPEN/CLOSE) MOTOR CONTROL +12V DVCC DATA/CLK +5VA RESET +5VD +3.3VD X501 10MHz RE

23、SONATOR-FL PART 5 1 3 4 2 FL5V FL GND GND 5V STBY -14.5V 6V 14.5V GND POWER CHECK 5V STBY -30V FL GND GND STBY ON 14.5V +6V 5V STBY -5V GND 208-264V 50/60Hz 3.15A +12V+14.5V -12V-14.5V CONTROL CONTROL CIRCUIT 5V BIAS +30V-30V DVD-RX DVD-RESET DVD-TX SIO SW AMP 8.5dB DIGITAL AMP MECHA & F/E MPEG BOAR

24、D SMPS DVR-8100 RadioFans.CN 收音机爱 好者资料库 DVR-8100 4 CIRCUIT DESCRIPTION Pin No.Pin NameI/OPin Description PIOs and communication 1PIO2(5) RGB SEL(BLANK)I/ORGB sel (blank). unused 2PIO2(6) VIDEO MUTEI/OVideo mute control. 3PIO2(7) 16: 9 INDICATORI/O16 : 9 indicator (unused). 6PIO3(0) SCART H (TV/AUX)I

25、/OUnused. 7PIO3(1)I/OUnused. 8PIO3(2) -CSB (unused). 9PIO3(3)-SDIN (unused). 10PIO3(4) IR REMOCONI/OUnused. 11PIO3(5) -SCLK (unused). 12PIO3(6)I/OUnused. 13PIO3(7) DVD RESETI/OPower- on reset of front-end module. Front-end 16B DATAII2S Data 17B BCLKII2S Bit clock 18B FLAGII2S Error flag 19B SYNCI/OI

26、2S Sector / ABS time Reserved 20B WCLKI/OUnused. 21B V4I/OUnused. 22NRSS OUTI/OUnused. 23VDD RGB-Supply voltage for RGB (+3.3VA). 24VSS RGB-GND Video DAC 25,26,27B/G/R (OUT)OB/G/R signal outputs. 28V REF RGIReference voltage input for DAC RGB. 29I REF RGIReference current input for DAC RGB. 30VDD YC

27、C-Supply voltage for YCC (+3.3VA). 31VSS YCC-GND 3234Y/C/CV (OUT)OY/C/CV signal outputs. 35V REF YCCIReference voltage input for DAC YCC. 36I REF YCCIReference current input for DAC YCC. PIOs and communication 39PIO4(0)HP MUTE-Unused. 40PIO4(1)-Unused. 41PIO4(2) -Unused. 42PIO4(3) DAC RESET-Unused.

28、43PIO4(4) PLL CS-Unused. 44PIO4(5) DAC CLOCKODAC clock output. 45PIO4(6) DAC DATAODAC data output. 46PIO4(7) DAC CSODAC chip select. Audio DAC 48VDD PCM-Supply voltage for PCM (+3V3). 49VSS PCM-Ground for PCM. 51DAC SCLK ODAC over sampling clock. 52DAC PCMOUT0 ODAC PCM data out 0. 53DAC PCMOUT1ODAC

29、PCM out 1 (unused). 54DAC PCMOUT2ODAC PCM out 2 (unused). 55DAC PCMCLKODAC PCM clock. 56DAC LRCLKODAC PCM Left/Right clock. 57SPDIF OUTOAudio digital data output. Shared memory interface 5863SMI ADR(49)OSDRAM address bus. 6669SMI ADR(30)OSDRAM address bus. 1. Pin Description of MPEG Processor IC (DV

30、D & VIDEO IC61) DVR-8100 5 CIRCUIT DESCRIPTION Pin No.Pin NameI/OPin Description 7073SMI ADR(1013)OSDRAM address bus. 74SMI CS(0)OChip select bank 0. 75SMI CS(1)-Unused. 76SMI RASOSDRAM RAS 77SMI CASOSDRAM CAS 78SMI WEOSDRAM write enable. 79SMI DQMLODQ MASK enable low. 80SMI DQMUODQ MASK enable up.

31、82SMI CLKINISDRAM clock input. 8493SMI DATA(09)I/OSDRAM data bus. 95SMI CLKOUTOSDRAM clock out. 97102SMI DATA(1015)I/OSDRAM data bus. Reserved 103ADC SCLKI/OADC digital audio port clock (unused). 104ADC LRCLKI/OADCsample rate clock (unused). 105ADC DATAIADC digital audio data input (unused). 106ADC

32、PCMCLKOCrystal input or master clock input (unused). JTAG 109TRSTITest reset from emulator module. 110TMSITest mode select. 111TDOOTest data out to emulator module. 112TDIITest data input from emulator module. 113TCKITest clock input from emulator module. Timers 114PWM2I/OUnused. 115PWM1I/OROM boot

33、option port (voltage low = emulator booting). 116PWM0I/OUnused. EMI Interface 117CPU OEI/OFlash ROM output enable. 118CPU PRO CLKOSDRAM clock (unused). Clock & Reset 120PIX CLKI27MHz main clock input. 122VDD PLL-Supply voltage for PLL (+3V3). 123VSS PLL-Ground for PLL. 124RESETIChip reset input. Int

34、errupt 125IRQ(2)IInterrupt request 2 from front-end module. 126IRQ(1)IUnused. 127IRQ(0)IUnused. EMI Interface 128CPU BE(0)OBYTE 0 Enable 129CPU BE(1)OBYTE 1 Enable 130CPU RWOUnused. 131CPU WAITIWait state (connected to ground). 132CPU CE(3)OFlash ROM chip select. 133CPU CE(2)OFlash ROM down-load JIG

35、 module select. 134CPU CE(1)OUnused. 135CPU CE(0)OUnused. 138CPU RAS1I/OUnused. 139CPU CAS0OUnused. 140CPU CAS1OUnused. 141148CPU DATA(07)I/OFlash ROM data input/output (07). 151158CPU DATA(815)I/OFlash ROM data input/output (815). 161170CPU ADR(110)OFlash ROM address (110). 173181CPU ADR(1119)OFlas

36、h ROM address (1119). DVR-8100 6 CIRCUIT DESCRIPTION Pin No.Pin NameI/OPin Description Logic HL 1,2NCNCUnused. 3VDDIPower supply (+5.0V) 4POWER DOWNIDetection pin for the power failure. 5RDS-CLKIRDS clock input. 6H/P CHKIDetection pin for the headphones.H/P IN 7RDS OPTIONISetting pin for RDS.RDSNO R

37、DS 8REMOCONIRemote controller signal input. 9RDS-DATAIRDS data input. 10NCNCUnused. 11EEPROM CLKOClock output to EEPROM. 12,13ENCODE (1,2)IVolume encoder input. 14AMP PROTECTIDetection pin for the protection. PROTECTI ON ON Pin No.Pin NameI/OPin Description 182,183CPU ADR(20,21)-Unused. PIOs and com

38、munication 186PIO0(0) T STROBEI/OUART0 data 187PIO0(1) MOD SWI/OATAPI RD 188PIO0(2)OUnused. 189PIO0(3) OUnused. 190PIO0(4) OUnused. 191PIO0(5) IUnused. PIO0(6) SLIDER SENSOR 192OPEN/CLOSEI/ODetection port of slider sensor for DVD mechanism. (DRAWER POSITION) 193 PIO0(7) SLIDER IN I/OControl port of

39、slider (IN) for DVD mechanism. (DRAWER CCW/CTRL) 194PIO1(0) SDAI/OSSC0 data (MTSR out / MRST in) 195PIO1(1) SCLI/OSSC0 clock 196 PIO1(2) SLIDER OUT I/OControl port of slider (OUT) for DVD mechanism. (DRAWER CW CTRL) 197PIO1(3) TXD(JIG)I/OUART2 TXD 200PIO1(4) RXD(JIG)I/OUART2 RXD 201PIO1(5) FRONT TXD

40、II/OUART1 TXD 202TRIGGER INI/OTrigger input from JIG. 203TRIGGER OUTI/OTrigger output from JIG. 204PIO2(0) H/P-Unused. 205PIO2(1) FRONT RXDI/OUART1 RXD 206PIO2(2) IUnused. 207PIO2(3) -Unused. 208PIO2(4) AUDIO MUTEOAudio mute control. Power supply 4,47,81,107 VDD3-3-3.3V Power supply. 136,159,184 14,

41、37,64,94 119,149,171VDD2-5-2.5V Power supply. 198 5,15,38,50,65 83,96,108,121 VSS-GND 137,150,160 172,185,199 2. Pin Description of Main Microcomputer : CXP82860 (X09, IC22) DVR-8100 7 CIRCUIT DESCRIPTION Pin No.Pin NameI/OPin Description Logic HL 15SUPPLY PROTECTIUnused. 164586 CDTOIData input from

42、 level shift (X09, IC8). 17AK4586 INT0IError detection when digital input.ERROR 18AK4586 INT1IAudio bit validity detection for digital input.DETECTED 19AK4586 OVERLEVELIClip detection from AK4586 (X09, IC7).CLIP 20AK4586 DZF1IZero detection when digital input.ZERO 21DSP-INTREQIInterruption pin for D

43、SP. 22SUB CPU CLKOClock output to sub CPU. 23SUB CPU DATA INIData input from sub CPU. 24SUB CPU DATA OUTOData output to sub CPU. 25DSP 493xxCLKOCommunication clock to DSP. 26DSP493xxDATA INICommunication data input from DSP. 27DSP493xxDATA OUTOCommunication data output to DSP. 28AD REFAV refPower su

44、pply (+5.0V) 29,30KEY IN (1,2)IA/D key inputs. 31EEPROM DATAI/OEEPROM data input and output. 32TUNEDITuned signal input from tuner. 33OPT_DETI Detection pin for optical input. Optical : 0.71V2.69V Coax : 0V0.7V, 2.7V5.0V 34MODEL_OPTIONIUnused. 35PLL-DATA IN/ST CHKIControl data for tuner. 36STEP-OPTI

45、ONISetting pin for tuner. 37VSSAvssGND 38RSTIReset signal input. 39XTAL-INICrystal oscillator input (10MHz). 40XTAL-OUTOCrystal oscillator output (10MHz). 41VSSIGND 42NCNCUnused. 43GNDIGND 44VDDVDDPower supply (+5.0V) 45VFDP-GND 46BD3811_DATAOControl data output to BD3811 (X09, IC23). 47RELAY-FOCont

46、rol pin for front speaker relay.RELAY ON 48BD3811_CLKOClock output to BD3811 (X09, IC23). 49BD3811_MUTEOMute control to BD3811 (X09, IC23). 50PLL-CEOChip select to PLL IC. 51PLL-CLKOClock output to PLL IC. 52PLL D OUTOControl data output to PLL IC. 53AK4586CSOAD/DA chip select. 54AK4586RSTOAD/DA res

47、et. 5557VIDEO CTL(13)OSelect signal (13) for video selector. 58,59VIDEO MUTE (1,2)OMute signal (1,2) for video selector. 60AK4586 MST/SLVOUnused. 6110dB ATTOUnused. 62A_MUTEOAmplifier mute control.MUTE ON 63T_MUTEOTuner mute control.MUTE ON 64DSP 493xxRSTOReset output to DSP. 6567DSP (A15A17)OAddres

48、s output to DSP. 68STBY LEDOControl pin for standby LED.LED ON 69RELAY-ROControl pin for surround speaker relay.RELAY ON 70PACK CONTROLOMute control to TA2022 (X09, IC500502).MUTE ONMUTE OFF 71RELAY POWEROControl pin to power relay.POWER ON 72SUB RSTOReset signal output to sub CPU. 73AK4586 CLKOData output to AK4586 (X09, IC7). DVR-8100 8 CIRCUIT DESCRIPTION RegionR501 M2,E,T1.5K M3.9K M3,X6.8K Pin N