Onkyo-DPC7_4-cd-sm 电路图 维修手册.pdf

《Onkyo-DPC7_4-cd-sm 电路图 维修手册.pdf》由会员分享，可在线阅读，更多相关《Onkyo-DPC7_4-cd-sm 电路图 维修手册.pdf（4页珍藏版）》请在收音机爱好者资料库上搜索。

1、DPC-7.4 SERVICE MANUALSERVICE MANUAL DVD CHANGER Black model MODEL DPC-7.4 120V AC, 60Hz 230-240V AC, 50Hz BMDD BMPA Ref. No. 3765 Aug, 2003 RC-543DV SAFETY-RELATED COMPONENT WARNING! COMPONENTS IDENTIFIED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR RISK OF FIRE AND ELECT

2、RIC SHOCK. REPLACE THESE COMPONENTS WITH ONKYO PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL. MAKE LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER. RadioFans.CN 收音机爱 好

3、者资料库 DPC-7.4 Specifications and features subject to change without notice. Video systemStandard NTSC (U.S. model), PAL/AUTO (Australian model) Region code1 (U.S. model), 4 (Australian model) LaserSemiconductor laser, wavelength 650 nm (DVD), 780 nm (CD) Frequency response DVD linear audio 4 Hz - 22

4、kHz 48 kHz sampling rate 4 Hz - 44 kHz 96 kHz sampling rate CD audio4 Hz - 20 kHz Signal-to-noise ratio (digital audio)100 dB Audio dynamic range (digital audio)93 dB Harmonic distortion (digital audio)0.006% Wow and flutterBelow measurable level (0.001% (W. PEAK) or less Operating conditions Temper

5、ature5 to 35 C (41 F to 95 F) InstallationInstall horizontally Video outputs COMPONENT VIDEO Y: 1.0 V (p-p), 75 ohm, negative sync, RCA/phono x1, BNC x1 PB/PR: 0.7 V (p-p), 75 ohm S VIDEO (S-Video) Y: 1.0 V (p-p), 75 ohm, negative sync, 4-pin mini DIN x2 C: 0.286 V (p-p), 75 ohm VIDEO (composite vid

6、eo)1.0 V (p-p), 75 ohm, negative sync, RCA/phono x2 Audio outputs OPTICAL-22.5 dBm, optical connector x1 COAXIAL0.5 V (p-p), 75 ohm, RCA/phono x1 ANALOG2.0 V rms, 440 ohm, RCA/phono x2 General Power supply 120 V AC, 60 Hz (U.S. model) 230-240 V AC, 50 Hz (Australian model) Power consumption13 W Powe

7、r consumption in Standby mode 1.6 W (U.S. model) 2.0 W (Australian model) Weight6.4 kg (14.1 lbs.) Dimensions (W x H x D)435 x 131 x 436 mm (17-1/8 x 5-3/16 x 17-3/16) SPECIFICATION RadioFans.CN 收音机爱 好者资料库 DPC-7.4 SERVICE PROCEDURES-1 PROTECTION OF EYES FROM LASER BEAM DURING SERVICING This set empl

8、oys a laser. Therefore, be sure to follow carefully the instructions below when servicing. WARNING! SERVICE WARNING : DO NOT APPROACH THE LASER EXIT WITH THE EYE TOO CLOSELY. IN CASE IT IS NECESSARY TO CONFIRM LASER BEAM EMISSION, BE SURE TO OBSERVE FROM A DISTANCE OF MORE THAN 30cm FROM THE SURFACE

9、 OF THE OBJECTIVE LENS ON THE OPTICAL PICKUP BLOCK. Laser Diode Properties LASER WARNING Wavelength: 650/780nm (DVD/CD) WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE. CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK

10、). NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated dangerous voltage within the products enclosure that may be of sufficient magni

11、tude to constitute a risk of electric shock to persons. The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance. WARNING RISK OF ELECTRIC SHOCK DO N

12、OT OPEN RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR AVIS WARNING This unit contains a semiconductor laser system and is classified as a CLASS 1 LASER PRODUCT. So, to use this model properly, read this Instruction Manual carefully. In case of any trouble, please contact the store where you purchased the

13、unit. To prevent being exposed to the laser beam, do not try to open the enclosure. VISIBLE LASER RADIATION WHEN OPEN AND INTERLOCK FAILED OR DEFEATED. DO NOT STARE INTO BEAM. THIS PRODUCT UTILIZES A LASER. USE OF CONTROLS OR ADJUSTMENTS OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN

14、 MAY RESULT IN HAZARDOUS RADIATION EXPOSURE. The label on the right is applied on the rear panel except for USA and Canadian models. 1. This unit is a CLASS 1 LASER PRODUCT and employs a laser inside the cabinet. 2. To prevent the laser from being exposed, do not remove the cover. Refer servicing to

15、 qualified personnel. CLASS 1 LASER PRODUCT CAUTION: CAUTION: SERVICE PROCEDURE 1. Replacing the fuses REF. NO.PART NO.DESCRIPTION This symbol located near the fuse indicates that the fuse used is show operating type, For continued protection against fire hazard, replace with same type fuse , For fu

16、se rating, refer to the marking adjest to the symbol. Ce symbole indique que le fusible utilise est e lent. Pour une protection permanente, nutiliser que des fusibles de meme type. Ce demier est indique la qu le present symbol est apposre. F001252185 or1.6A-UL/T-237 2522521.6A-T/UL-ST2 LASER BEAM CA

17、UTION LABEL 252075 or 252275 2.5A-SE-EAK 2.5A-SE-TL250V North American area Australian area F001 RadioFans.CN 收音机爱 好者资料库 DPC-7.4 SERVICE PROCEDURES-2 Factory-shipped condition Insert the power cord the AC inlet on the rear panel Push button ON (Mechanical SW) Press the STOP and STANDBY same time wit

18、h NO DISC condition. Push button STANDBY. Pull out the power cord. Push the power switch. (Mechanical switch) INITIALIZING 2. Safety-check out (Only U.S.A. model) After correcting the original service problem perform the following safety check before releasing the set to the customer Connect the ins

19、ulating-resistance tester between the plug of power supply cord and terminal GND on the back panel. Specifications: More than 10M ohm at 500V REMOVE THE SOLDER OF LASER DIODE SHORT When replace the mechanism or DVD main PC board. Shorting the solder of Short-circuit land. (2 positions) DPC-7.4 EXPLO

20、DED VIEW 3 2 5 6 4 1 A6 A30 A31 A32 A33 A6 A6 A6 A43 A6 A41 A41 A42 A42 A42 A42 A50A53 A54 A54 A56 A214 A54 A54 A54 A54 A54 A54 E101 F001 U1 U2 E821 A6 A34 M01 M02 M06 M04M07 M08 M09 M10 M11 M11 M11 M12 M13 M14 M14 M15 M15 P1101 M11 M11 M11 P1001 M17 M18 M19 M50 M32M35 M36 U8 A6 U9 U12 P707 U3 P2501

21、 P2901 P2401 P2001 A54 Cloth tape (160) Cloth tape (80) M11 A6 M51 A32 M52 M51 b a d A6 M25 A1 A3 A6 A6 A6 A6 A6 A52 A54 A54 A55 A218 A220 A6 A6 A221 A226 A54 A54 A54 A6 A6 A6 A6 A6 A6 A6 A6 A6 A6 A6 A6 U4 U5 U6 U10 U11 U13 U14 U15 U30 Cloth tape A6 M23 M30 M31 (Bracket + Shaft) A43 A43 A43 c b a d

22、e f A231 A232 g g e h h c e A233 A6 A6 A6 A6 A41 A42 A42 A43 A43 A43 M38 M38 M38 M39 Cloth tape (80) P702 DPC-7.4 A2 A4 A5 A223 A224 i i j j DPC-7.4 BLOCK DIAGRAM P 9 0 1 OPT_OUT COAXAL_OUT CV S PR COMPONENTPB Y Q ROULETTE SENSOR Q716 DISC SENSOER Z Z X801 5MHZ X 7 0 1 4 . 5 M H Z MD,MC,CSDACD,DACRS

23、T P2001A DIG OUT LASER etc SPD+,SPD-,SLD+,SLD,LMT-SW P1001 P1101 DVD MECHA EV5V,SW5V,SW3.3V,A+12V,A-12V CR/R,CB/B,CY/G SY,SC,LETTER SQEZ,P/IX,AR2/AR1X P 2 4 0 1 A RGBON EV5V DSPSI,DSPSO DSPCK,DSTBX SW8VSW5VSW3.3V P2501 P 7 1 0 A P2901 DISPLAY PC BOARD NADIS-7808 MECHANISM CONTROL PC BOARD NADG-7809

24、P704A REMOTE CONTROL SENSOR FL TUBE HNV-12SM34 RPM7138 Q808 MPD780232GC-070-8BT Q801 MPD780053GC-141-8BT P403A P701B VIDEO SIGNAL OUT PC BOARD NAVD-7810 DIGTAL OUT DRIVE TC74VHCU04T Q411 VIDEO AMP LA73054 Q201 EV5V,SW5V,SW3.3V,A+12V,A-12V EV5V,-30V,F1,F2 EV5V,SW5V RESET IC S-80130 Q702 SENSER POSITI

25、ON Q717,Q711,Q708 DISC SENSER Q706,Q710,Q709 Q705,Q707Q704,Q706 DRIVE LOADING MOTOR DRIVE ROULETTE MOTOR SUBRST,SUBCL,SUBREQ,SUBSI,SUBSO Q701 Q110:DTC114YKA Q109:DTA114YKA Q407,Q408:HN1C03F MUTING Q407,Q408 Q109,Q110 Q403-Q406:NJM4580M-D AUDIO SIGNAL OUT PC BOARD NAAF-7811 AUDIO OUT Rch Lch VLSC Q40

26、4(2/2) Q406 Q405 FILTER CCT Q404(1/2) Q403(1/2) AUDIO DAC PCM1742KE Q401 Q403(2/2) NGPS-0037( AUS) NGPS-0036 (US) DVD MAIN CIRCUIT PC BOARD NADG-7807 P702B RI,RESET,AMUTE F2 F1 -30V A-12V A+12V SW8V SW3.3V SW5V EV5V POWER SUPPLY UNIT LED KEY INPUT VIDEO OFF,RXD1,TXD1 DACCLK,LRCLK,BCLK,DATAD,DOUT0-1

27、COMPONENT VIDEO OUT NAETC-8006 DPC-7.4 SCHEMATIC DIAGRAM-2 U1 : DVD MAIN CIRCUIT PC BOARD-2 (B/E SECTION) NADG-7807 A 1 2 3 4 5 BCDEFGH D2901 D_LED P2701 Q2904 MPC29M33T G IO Q2903 MPC2918T G IO Q2901 MPC29M33T G IO Q2902 MPC2918T G IO P2501A Q2001 M65783AFP ACLKI 32 AGND18_0 107 AGND33_0 116 AGND33

28、_2 128 ALE171 AO0 26 AO1 23 AO2 22 AOD 21 AVDD18_0105 AVDD33_0 112 AVDD33_1 115 AVDD33_2 119 AVDD33_3 124 AVDD33_4 127 AVDD33_5 131 AVRI 114 AVRIO 126 BCLK 45 BD054 BD153 BD2 51 BD3 50 BD4 49 BD5 48 BD6 47 BD7 46 BDEN 44 BDREQ 41 BIAS01 132 BIAS02 130 BIAS1 120 BIAS2 118 BSECH55 BSEL0 169 CAS78 CDBC

29、K 34 CDDATA 31 CDDIN 36 CDLRCK 35 CDMCK 37 CLKIN 106 CLKO 108 DACCLK 20 DAOUTB 110 DCS73 DCS276 DOCLK 28 DOUT0 30 DOUT1 29 DOUTOB 122 DQML83 DQMU82 DWE80 GND_0 16 GND_1 33 GND_10 189 GND_11 208 GND_2 52 GND_367 GND_481 GND_596 GND_6 109 GND_7 134 GND_8 152 GND_9 170 HA11 194 HA12 193 HA13 192 HA14 1

30、91 HAD0 190 HAD1 188 HAD10 177 HAD11 176 HAD12 175 HAD13 174 HAD14 173 HAD15 172 HAD2 187 HAD3 186 HAD4 185 HAD5 184 HAD6 183 HAD7 182 HAD8 181 HAD9 178 IREF 113 IREFO 125 LRCLK 27 MA064 MA162 MA1066 MA1172 MA258 MA356 MA457 MA561 MA663 MA765 MA868 MA970 MBA071 MBA169 MCLK79 MD0101 MD199 MD1091 MD11

31、93 MD1295 MD1398 MD14100 MD15102 MD297 MD394 MD492 MD590 MD686 MD784 MD885 MD987 NC1 195 NC2 204 NC3 205 NC4 206 PA0 111 PA00 123 PA01 129 PA02 133 PA1 117 PA2 121 PIO00/SIN0 10 PIO01/SOUT09 PIO02/SCLK06 PIO03/SRDY05 PIO04/SIN14 PIO05/SOUT13 PIO06/SCLK12 PIO07/SRDY11 PIO10SIN2 19 PIO11/SOUT2 18 PIO1

32、2/SCLK2 17 PIO13/SRDY2 15 PIO14/RXD 14 PIO15/TXD 13 PIO16CTS 12 PIO17/RTS 11 PIO20/INTM0 150 PIO21/INTM1 151 PIO22/INTM2/TMO0 153 PIO23/TMO1 154 PIO24BSEL3/TMO2155 PIO25/BSEL2 156 PIO26/BSEL1 157 PIO27/HA10158 PIO30/EXWIT 145 PIO31/ADBCK 40 PIO32/ADLRCK 39 PIO33/ADDIN 38 PIO34/ADMCK/SDITRSYNC 146 PI

33、O35/PXCLK/SDITRCLK 147 PIO36/HSYNC/SDIEVENT0 148 PIO37/VSYNC/SDIEVENT1 149 PIO40/PD0/SDITRDATA0 135 PIO41/PD1/SDITRDATA1 136 PIO42/PD2/SDITRDATA2 137 PIO43/PD3/SDITRDATA3 138 PIO44/PD4/SDITRDATA4 139 PIO45/PD5/SDITRDATA5 140 PIO46/PD6/SDITRDATA6 141 PIO47/PD7/SDITRDATA7 144 RAS77 RESET 207 RS168 SDI

34、DBI 159 SDITCK 160 SDITDI 163 SDITDO 164 SDITMS 165 SDITRST 166 TEST0 203 TEST1 202 TEST2 201 TEST3 200 TEST4 197 TEST5 196 VDD18_07 VDD18_1 24 VDD18_10 198 VDD18_2 42 VDD18_359 VDD18_474 VDD18_588 VDD18_6103 VDD18_7 142 VDD18_8 161 VDD18_9 179 VDD33_08 VDD33_1 25 VDD33_10 199 VDD33_2 43 VDD33_360 V

35、DD33_475 VDD33_589 VDD33_6104 VDD33_7 143 VDD33_8 162 VDD33_9 180 WS167 Q2303IS42S16400-7T A0 23 A1 24 A10/AP 22 A1135 A2 25 A3 26A429 A530 A631 A732 A833 A934 BA0 20 BA1 21 CKE37 CLK38 DQ02 DQ14 DQ1045 DQ1147 DQ1248 DQ1350 DQ1451 DQ1553 DQ25 DQ37 DQ48 DQ5 10 DQ6 11 DQ7 13DQ842 DQ944 LDQM 15 NC036 N

36、C140 UDQM39 VDD01 VDD1 14 VDD2 27 VDDQ03 VDDQ19 VDDQ243 VDDQ349 VSS028 VSS141 VSS254 VSSQ06 VSSQ1 12 VSSQ246 VSSQ352 CAS 17 CS 19 RAS 18 WE 16 Q2302 MX29LV160ABTC-90 A025A124 A10 6 A115 A124 A133 A142 A151A1648 A1717 A1816 A199 A223 A2010 A322 A421 A520 A619 A718 A88 A97 DQ029 DQ131 DQ1034 DQ1136 DQ

37、1239 DQ1341 DQ1443 DQ233 DQ335 DQ438 DQ540 DQ642 DQ744 DQ830 DQ932 NC213 QD15/A-145 VCC37 VSS027 VSS146 BY/RY15 BYTE47 CE26 OE28 RESET12 WE11 WP/ACC14 Q2002 S-80127CNMC-JKM-T2 DS1 NC3 VDD 5 VOUT 4 VSS2 Q2401 NJM2373AF ANOD 2 CATH5NC0 1 NC1 3REF4 Q2301TC74VCX162373FT 1D147 1D246 1D344 1D443 1D541 1D6

38、40 1D738 1D837 1LE48 1Q12 1Q23 1Q35 1Q46 1Q58 1Q69 1Q711 1Q812 2D136 2D235 2D333 2D432 2D530 2D629 2D727 2D826 2LE25 2Q113 2Q214 2Q316 2Q417 2Q519 2Q620 2Q722 2Q823 GND_04 GND_110 GND_215 GND_321GND_428 GND_534 GND_639 GND_745 VCC_07 VCC_118VCC_231 VCC_342 1OE1 2OE24 Q2501 TC74VHCT125AFT 1A2 1Y3 2A5

39、 2Y63A 9 3Y 8 4A 12 4Y 11 GND7 VCC 141G1 2G4 3G 10 4G 13 Q2502 TC7SZ125FU 2 GND 3 VCC5 4 G 1 Q2003 IS24C08-3Z A0 1 A1 2 A2 3 NC7 SCL6 SDA5 VCC8 VSS 4 P2401B Q2601 BU2288FV AO19 AO210 FSEL14MO13 MO24 NC 16 SO113 SO215 VDD11 VDD25VDD312 VSS12 VSS26VSS311 XTI7 XTO8 P2001B P2702 P2002B C2419 105Z C20021

40、05Z C2001105Z C2003105Z C2004105Z C2006105Z C2005105Z C2007105Z C2008105Z C2009105Z C2010105Z C2011105Z C2012105Z C2013105Z C2014105Z C2015105Z C2016105Z C2017 105Z C2018 105Z C2020105Z C2021105Z C2022105Z C2023105Z C2402 105Z C2404 C2416 102J C2024 101J C2028105Z C2417 102J C2309 105Z C2310 105Z C2

41、311 105Z C2312 105Z C2315 105Z C2314 105Z C2313 105Z C2317105Z C2318 105Z C2501 104Z C2502104Z C2304 104Z C2303 104Z C2301 104Z C2302 104Z C2306 105Z C2308105Z C2305101J C2025 104Z C2606 120J C2608120J C2609 C2607 C2604 105Z C2603 105Z C2605 105Z C2406105Z C2408105Z C2411105Z C2413105Z C2410105Z C24

42、14105Z C2412105Z C2409105Z C2407105Z C2405105Z C2019105Z C2029 105Z C2403 100/6.3 C2418 100/6.3 C2401 100/6.3 C2415 10/16 C2316 10/16 C2307 100/6.3 C2602 100/6.3 C2601 22/6.3 C2027 100/6.3 C2026 100/6.3 C2905 100/6.3 C2903 100/6.3 C2902 100/6.3 C2901 100/6.3 C2904 100/6.3 C2906100/6.3 R2906 R2905 R2

43、033 47 R2304 R2303 R2302 10K R23011K R2433 R2432 R24310 R205510K R205710K R205610K R2054 0 R2904 R2608 0 R2607 R205047 R205147 R205247 R205347 R200547 R200647 R20200 R202110 R2043 10K R240122 R2402 220 R201910K R201822 R201722 R201622 R201522 R2014 R2013 R2012 R201122 R201022 R200947 R200847 R200747

44、 R200447 R200347 R200247 R200147 R20292.2K R20282.2K R203110 R2030 10 R2027 0 R20260 R2405 10 R2416 1.5K F R2415 270 F R24221.5KF R2421 270 F R24191.5K F R2418 270 F R24281.5KF R2427 270 F R2425 1.5KF R2424 270 F R24141.2K R24171.2K R24201.2K R24231.2K R24261.2K R25010 R250222 R2503 22 R2504 22 R250

45、5 22 R20441K R2024 47 R203247 R2045 4.7K R2034 47 R2036 10K R2601 560 R2602 R2606 R2605 R2604 R2603 100 R2403 0 R2404 R2429 0 R24300 R29010 R29020 R29030 R2037 10K R24083.3K F R2409 R24123.3K F R2413 R2406270 F R2407270 F R2410270 F R2411270 F R2046 R2047 R2048 R20490 Q2402 2SA1774 Q2404 2SA1774 Q24

46、03 2SA1774 Q2406 2SA1774 Q2405 2SA1774 L2404 2.2U L2405 2.2U L2401 2.2U L23022.2U L2301 2.2U L2602 BLM21P221SG L2604 L2603 L2601 BLM21P221SG L20022.2U L20012.2U L2903 2.2U L2902 2.2U L29012.2U P152 INTM1 P146 4A P147 4Y P157 BY/RD P2901A R2042 15*4 1 2 3 45 6 7 8 R2025 47*4 1 2 3 45 6 7 8 R2038 15*4

47、 1 2 3 45 6 7 8 R2040 15*4 1 2 3 45 6 7 8 R2039 15*4 1 2 3 45 6 7 8 R2041 15*4 1 2 3 45 6 7 8 R2023 47*4 1 2 3 45 6 7 8 R2022 47*4 1 2 3 45 6 7 8 R203547*4 1 2 3 45 6 7 8 X2601 FCX-03-27MHZ AGND A3.3V DGND D3.3V AGND LRCLK CSDACSUR CSDACCSW CSDACLR DAT-CSW DAT-SLSR DIGOUT0 DIGOUT1 BITCLK DAT-DMIX DA

48、CCLK CSDMIX MD MC AMUTE DACRST A1.8V DAT-LR DGND DRVIRQD1.8V DRVRDYA5V DRVCLK DRVRXPGND DRVTXP8V DRVRST DOUT BCKP8V LRCKPGND DADTSW+5V DGND SW+3.3V LRCLK CSDACSUR CSDACCSW CSDACLR DADT LRCK BCK ACLKI DOUT DIGOUT0 DIGOUT1 BITCLK DAT-LR DAT-CSW DAT-SLSR DAT-DMIX DACCLK CSDMIX MD MC FSEL AMUTE DACRST D

49、RVRST DRVTX DRVRX DRVCLK DRVRDY FP_SIN FP_SOUT FP_CLK FP_CS DGND1 HDRQ FP_CLK FP_CS FP_SOUT FP_SIN XHACSW+3.3V DCK XSHD VDT0 VDT1 VDT2 VDT3 VDT4 VDT5 VDT6 VDT7 DCK XHAC HDRQ SW+1.8V XSHD VDT7BED+3.3VBED+3.3V VDT6BED+1.8VBED+1.8V VDT5 VDT4 VDT3 VDT2 VDT1 VDT0 MC_RST SW+1.8V SW+3.3V SW+5V E+5V MICONGNDBEMA3 DSTBXBEMA4 DSPSCKBEMA2 DSPSO DSPSI BEMA5 BEMA1 BEMA6 BEMA0DGND1MCA14 BEMA7ROM3.3V ROM3.3V BEMA10MCA15 MCA11 MC_RST MCA16 BEMA8MCA12MCAD0MCA15MCA17 BEMA4BEMA3BEMBA1MCA13MCAD1MCA16MCA18MCAD0 BEMA5BEMA2BEMA9MCA14MCA19MCAD8 BEMA6BEMA1BEMBA0MCAD2M