HarmanKardon-DVD21-cd-sm维修电路原理图.pdf

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1、DVD 21 Digital Versatile Disc PlayerSERVICE MANUALDVD 21Power for the Digital RevolutionRadioFans.CN 收音机爱 好者资料库TECHNICAL SPECIFICATIONS Technical SpecificationsApplicable Disc:Disc formats: 5 inch (12 cm) or 3 inch (8 cm) DVD-Movie, Standard conforming DVD+RW, DVD+R, DVD-R and DVD-RW,VCD, CD, CD-R,

2、MP3 or CD-RW discs,Regio code: DVD Movie disc with Code 2 or 0 only.DVD-Layers: Single Side/Single Layer, Single Side/Dual Layer, Dual Side/Single Layer, Dual Side/Dual LayerAudio formats: Linear PCM, MPEG, Dolby Digital or DTSVideo Signal System:PAL/NTSCComposite Video Output:1 V p-p/75 Ohms, sync

3、negative polarityS Video Output:Y/Luminance: 1 V p-p/75 Ohms, sync negative polarityC/Chrominance: 0.286 V p-pAnalog Audio Output:2 Vrms maxFrequency Response:DVD (Linear PCM):2 Hz - 22 kHz +0/-0.5 dB (48 kHz sampling)2 Hz - 44 kHz +0/-0.5 dB (96 kHz sampling)CD:2 Hz - 20 kHz +0/-0.5 dBSignal/Noise

4、Ratio (SNR):113 dB (A-weighted)Dynamic Range:DVD: 100 dB (18 Bit) / 105 dB (20 Bit)CD/DVD: 96 dB (16 Bit)THD/1kHz:DVD/CD: 0.0025 %Wow & Flutter:Below Measurable LimitsAC Power:110 - 240 V/ 50 - 60 HzPower Consumption:12 Watts (On)/20 Watts (Max)Dimensions (WxHxD):440 x 87 x 305 mmWeight:7 KgDepth me

5、asurement includes knobs and connectors.Height measurement includes feet and chassis.All specifications subject to change without notice.Harman Kardon and Power for the digital revolution are trademarks of Harman Kardon, Inc.Manufactured under license from Dolby Laboratories. Dolby,AC-3, ProLogic an

6、d the double-D symbol are trademarks of Dolby Laboratories. Confidential.Unpublished Work. 1992-1997 Dolby Laboratories, Inc.All rights reserved.DTS is a trade mark of Digital Theater Systems, Inc.This product incorporates copyright protection technology that is protected by method claims of certain

7、 U.S. patents and other intellectual property rightsowned by Macrovision Corporation and other rights owners. Use of this copyright protection technology must be authorized by Macrovision Corporation andis intended for home and other limited viewing uses only unless otherwise authorized by Macrovisi

8、on Corporation. Reverse engineering or diassembly is prohibited.RadioFans.CN 收音机爱 好者资料库TROUBLESHOOTING GUIDE Troubleshooting GuideTROUBLESHOOTING GUIDESYMPTOMPOSSIBLE CAUSESOLUTIONUnit does not turn on Main Power Switch ?turned Off Press in Main Power Switch ? No AC power Check AC power plug and mak

9、e certain any switchedoutlet is turned onDisc does not play Disc loaded improperly Load disc label-side up, note to align the disc with the guides and place it in its proper position. Incorrect disc type Check to see that disc is CD,CD-R,CD-RW,VCD,DVD+RW,DVD+R,DVD-R and DVD-RW (standard conforming)

10、or DVD-Movie; other types will not play Invalid Region Code Use Region 2 disc only Rating is above parental preset Enter password to override or change rating settings,see page 18No picture Intermittent connections Check all video connections Wrong Input Check input selection of TV or receiver.No so

11、und Intermittent connections Check all audio connections Incorrect digital audio selection Check digital audio settings DVD disc is in fast or slow mode There is no audio playback on DVD discs during fast or slow modes Surround receiver not compatible Use analog audio outputs.with 96 kHz PCM audioPi

12、cture is distorted or jumps during MPEG-2 decoding It is a normal artifact of DVD playback for picturesfast forward or reverse playto jump or show some distortion during rapid playSome remote buttons do not operate Function not permitted at this time With most DVDs some functions are not permitted a

13、t certain during DVD play, Prohibited symbol ”times (e.g.Track Skip) or not at all (e.g. direct Audio track appears (see below)selection).The OSD menu is in a foreign language Incorrect Display language Change Display language selection, see page 19”Symbol Appears Requested function not available at

14、 Certain functions may be disabled by the DVD itself during this timepassages of a discPicture is displayed in the Incorrect match of aspect ratio settings Change Aspect Ratio settings, see page 17wrong Aspect Ratioto disc Unit is not connected to TV with a Scart To make TVs turn automatically to 16

15、:9 mode they must connector.be conneted to the player via Scart.Remote control inoperative Weak batteries Change both batteries Sensor is blocked Clear path to sensor or use remote sensorDisc will not copy to VCR Macrovision protection Many DVDs are encoded with Macrovisionto prevent copying to VCR,

16、screwNo.Parts No.Description & ModelBasic DataQTYMetal Parts1 WLD8.031.076Chassis 12 WLD8.404.042Top cover13 WLD8.610.086Rear panel14 WLD8.809.002“harman/kardon” badge15 Fastening partsPlastic Parts6 WLD6.116.087Front panel17 WLD8.085.005-1Foot48 WLD8.337.024Power button19 WLD8.082.021Door110 WLD7.3

17、70.001Filter for VFD111 WLD8.085.007Foot pad412 WLD8.634.001Screw jacket413 WLD7.085.007Power switch insulation strip114 WLD8.088.007VFD cushion115 WLD8.088.008VFD cushion116 WlLD8.070.006RC sensor support217 WLD7.370.002RC sensor lens118 WLD8.605.013014RC case119 WLD8.605.015Cover for battery case1

18、20 WLD7.683.009RC conductive rubber 121 WLD8.804.009RC indication plate222 WLD7.370.003Lens on front panel123 WLD8.849.001Glue for lens124 WLD8.849.003Insulation paper 125 WLD8.079.008-1Plastic bracket for PCB226 WLD8.070.030Plastic bracket for PCB527 WLD8.070.031Mechanism support2Page 1DVD 21 Compo

19、nent ListPosition No.RemarkAdditional attachedAntiflaming materialAntiflaming materialAntiflaming materialAntiflaming materialAntiflaming materialAntiflaming materialAntiflaming materialAntiflaming materialAntiflaming materialAntiflaming materialAntiflaming materialAntiflaming materialAntiflaming ma

20、terialAntiflaming materialAntiflaming materialAntiflaming materialAntiflaming materialAntiflaming materialAntiflaming material110 X 25mm 7 X 12.8mm (power supply board)Antiflaming materialAntiflaming materialAntiflaming material7 X 8mm (main board & output board)6 mm height Total 4 pagesPage 1No.Par

21、ts No.Description & ModelBasic DataQTY1 Binding wire aluminumslice12 Black pyrocondensation tube1Complete Part4 WLD5.018.023Panasonic single discmechanism DU-515 Power switch (fixed spacebetween holes: 20) PS4E-A-0401Cable6 4-core350lengthsingle2.54 spacing17 10-core 380 length double, one side spac

22、ing 2.0 and the other 2.54 18 10-core 160 length single2.0 spacing 19 7-core 310 length with twosides dipped in tin110 50-core 140 length double0.5 spacing flat cable111 22-core60length1.0spacing flat cable112 Endcliplength70mmpowercordwithplug(round double pins)113 2-core 300 length doubleVH-3Y (an

23、tiflaming) plugs(double insulated lines)114 2-core 110 length double2.0 spacing, one side is PH-2Y-A, the other one is PH-2A1Packing15 WLD8.865.166Carton box116 WLD8.870.029Polyfoam pad217 WLD8.840.043Plastic bag AV cords118 WLD8.840.044Plastic bag for OM219 WLD8.840.045Packing bag player120 WLD8.87

24、0.029-1Poly foam pad1Accessories21 WLD8.810.111OM SM109122 Product warrant card123 Certificate of eligibility124 AV cords325 S-Video cord126 5# batteries 2Page 2DVD 21 Component ListPosition No.To cover 3X40 black pyrocondensation tube3X40RemarkThe door height is the same as that of DVP-560 Mechanis

25、mPower supply board (white VH connector)The connection side VH of switch board & power supplyboard JP1 is orangeSW1Connect between power supply board & big front Connect between big & small front panelsConnect between front panel & main boardConnect between mechanism & main board, PH-2Y-A side conne

26、cted to mechanismWith platenSelf-madeSame direction and self-madeConnect between mechanism & main boardConnect between main board & output boardSelf-madeSelf-madePurchasedPurchasedCE approvedSame direction and self-madeGray or blackTotal 4 pagesPage 2Connect between power supply board & main boardNo

27、.Parts No.Description & ModelBasic DataQTY1 Packing list12 RC transmission line1Parts3 WLD6.672.316Main board assy 939C14 WLD6.672.228Outputboardassy736C15 WLD6.672.317Big panel assy 999C16 WLD6.672.318Smallpanelassy998C17 WLD6.672.324Powersupplyboardassy 1040C18 WLD6.672.230RC board 738C19 WLD6.672

28、.229-2Remote control boardassy 787C-2 PCBAntiflaming material10 WLD7.820.939CMain board PCB 939C111 WLD7.820.736COutputboardPCB736C112 WLD7.820.787C-2PowerswitchboardPCB 787C-2113 WLD7.820.999CBig panel PCB 999C114 WLD7.820.998C-1SmallpanelPCB998C115 WLD7.820.1040CPowersupplyboardPCB 1040C116 WLD7.8

29、20.738CRC board PCB 738C1Assistant Material17 EAOS63 soldering tinbar18 SH-18 scaling powder19 SH-08 thinner20 BB1.2solderingtinthread21 Colophony22 Plastic glue bar23 Double-faced adhesivetape24 Seal adhesive tape25 Transparence adhesive tapePage 3Double-layer PCBDouble-layer PCBDVD 21 Component Li

30、stPosition No.RemarkDouble-layer PCB 87X41Single-layer PCB 55X27Single-layer PCBSingle-layer PCBSingle-layer PCBSingle-layer PCBSame as EU DVD 25gy139X55Single-layer PCB 55X26Single-layer PCB 95X182gy175X50Single-layer PCBDouble-layer PCB 166X116UL approvedUL approvedUL approvedUL approvedUL approve

31、dUL approvedUL approvedTotal 4 pagesPage 3 No.Parts No.Description & ModelBasic DataQTY1 PAHC M2.5652SJ2818-87 PWBTTO M3623 KBTTO M3624 PWMTTC M31335 PWBTTC M3616 PWMTTC M31827 PWBTTC M3628PWBTTC M31249 RBTTC M38110 PAHO M38111 PWBTTO M36312 PAHO M38313 RTHO M48414 PWBTTO M38915PAHC M36416SJ2844-87P

32、WMTTC M313217 PWMO M310218Nut M33219PAHOM381Page 4Resistor2 WLD7.075.00(SMD1206)43 WLD7.075.10010(SMD0603)14 WLD7.075.22022(SMD0603)105 WLD7.075.33033(SMD0603)127 WLD7.075.101100(SMD0603)18 WLD7.075.111110(SMD0603)29 WLD7.075.331330(SMD0603)210 WLD7.075.471470(SMD0603)211 WLD7.075.511510(SMD0603)212

33、 WLD7.075.681680(SMD0603)213 WLD7.075.1021K(1%, SMD0603)614 WLD7.075.1121.10K 1%,SMD0603115 WLD7.075.1521.5K(1%, SMD0603)116 WLD7.075.1821.8K(SMD0603)217 WLD7.075.3323.3K(SMD0603)418 4.7K(SMD0603)719 WLD7.075.6226.2K(SMD0603)120 WLD7.075.7527.5K(SMD0603)4Page 1RemarkDVD 21 Component List for Main Bo

34、ard (939C)1 WLD7.075.00(SMD0603)15R1 R3 R54 R59 RR15Fix rear panel to Fix coaxial jackL3 L10 LL5 L7RR59FB8FB9FB12FB1R150 R151 R152 R153 Fix foot to bottom Fix top coverFix power switch Fix output board Fix SCARTFix SCART6 WLD7.075.75075(1%,SMD0603)11Fix output board R19 R36 R43 R44 R45 R136 R137RR79

35、 RR80 RR81 R5 R34 R41 R49 R50 R46R48 R52R162R170R35 R37RR18Fix main boardR165 R173 DVD 21 Component List for Fastening Pieces (Bolt)Fix main boardFix power supply R140 R141Position No.Fix PCB to front Fix front panel to Fix front panel to R42R47R9R188 R236R15 R127 R155 R156R167R169R178R231R219 RR22

36、RR24The parts with underline should be installed on the back of circuit board.R185 R233 RR30 RR31R64Fix power supply Fix mechanismFix IC to radiatorFix optical output Page 5Total 4 pagesPage 4Total 5 pagesNo.Parts No.Description & ModelBasic DataQTYResistor1 WLD7.075.8228.2K(SMD0603)24 WLD7.075.2232

37、2K(SMD0603)25 WLD7.075.27327K(SMD0603)26 WLD7.075.33333K(SMD0603)18 WLD7.075.56356K(SMD0603)19 WLD7.075.68368K(SMD0603)110 WLD7.075.82382K(SMD0603)111 WLD7.075.104100K(SMD0603)312 WLD7.075.1 M1M(SMD0603)213 WLD7.075.4.7M4.7M(SMD0603)1Capacitor15 WLD7.075.5C5PF(SMD0603)216 WLD7.075.20C20PF(SMD0603)10

38、17 WLD7.075.22C22PF(5%,SMD0603)418 WLD7.075.47C47PF(SMD0603)519 WLD7.075.82C82PF(SMD0603)1Page 22 WLD7.075.10310K(SMD0603)19R6 R7 R8 R61 R17 R135R161R177R190RRR20RR21RR38RR4RR47RR51RR57RR93 WLD7.075.15315K(SMD0603)77 WLD7.075.47347K(SMD0603)25Resistor line 3348RR50R63R57 RR64 RR65RR54 RR19521 WLD7.0

39、75.221C220PF(SMD0603)RR71 RR73 RR74 Position No.RR25 RR48 RR42 RR44 RR62 RR66 RR68 RR69 RR52 RR56 RR61 RR5 RR6 RR7 RR8 RR10 RR12 RR13 RR34 RR35 RR36 DVD 21 Component List for Main Board (939C)RR16 RR17RR49RR72 RR76 RR77RemarkRR58 RR60RR23High frequencyHigh frequencyHigh frequencyHigh frequencyRN1 RN

40、2 RN3 RN4RN5 RN6 RN7 RN8 20 WLD7.075.101C100PF(SMD0603)1114 C149 C150 C151C155 CC28High frequencyHigh frequencyC56 C59 C62 C64 C65 C54C57C60 C148 C217C328High frequencyC183 CC35 C90 C91C C152CC63CC7 CC9Total 5 pagesThe parts with underline should be installed on the back of circuit board.Page 6C51C5

41、2C53C55C58C61 C88C154 C176C179C72 C73 C107 C108 RR78Description & ModelBasic Data1 WLD7.075.331C330PF(SMD0603)32 WLD7.075.681C680PF(SMD0603)53 WLD7.075.821C820PF(SMD0603)14 WLD7.075.102C102(SMD0603)85 WLD7.075.222C222 (SMD0603)26 WLD7.075.332C332(SMD0603)17 WLD7.075.472C472(SMD0603)18 WLD7.075.682C6

42、82(SMD0603)19 WLD7.075.822C822(SMD0603)110 WLD7.075.103C103(SMD0603)211 WLD7.075.153C153(SMD0603)112 WLD7.075.3393C393(SMD0603)113 WLD7.075.224C224(SMD0603)1Page 3Low frequencyCC11CC34Intermediate Low frequencyIntermediate frequencyC1 C2 C3 C4 C5 C6 C7 C8 C9 C10 C11 C12 C13 C15 C16 C17 C18 C19 C20 C

43、21 C22 C23 C24 C25 C26 C27 C30 C31 C33 C34 C35 C36 C38 C39 C40 C41 C42 C43 C44 C46 C47 C48 C49 C50 C63 C66 C67 C68 C69 C70 C71 C74C77 C78 C79 C80 C83 C84 C86 C92 C93 C96 C98C103 C105 C106 C123 C129C171C172C174 C175 C178C185C186 C211 C325 CC1 CC2 CC3 CC5 CC6CC8CC12 CC13 CC16 CC17 CC18 CC19 CC20 CC21

44、CC23 CC27 CC29 CC30 CC31 CC32 CC36 CC38 CC39 CC41 CC46 CC51 CC53 CC56 CC57 CC58 CC59 CC61Intermediate frequencyIntermediate frequencyDVD 21 Component List for Main Board (939C)14 WLD7.075.104C 104(SMD0603)111No.Parts No.QTYCC33CC22 CC26RemarkPosition No.Intermediate frequencyIntermediate frequencyCC

45、42 CC43Intermediate frequencyCC14CC62CC40CC10Total 5 pagesPage 7C153 CC49 CC47C220 C329 CC45CC48CC44C220 C329 CC45 CC48 CC50 CC52 High frequencyHigh frequency The parts with underline should be installed on the back of circuit board.Description & ModelBasic Data4 WLD7.075.220UF/25V220UF/10V45 WLD7.0

46、75.220UF/25V220UF/25V26 WLD7.075.470UF/10V470UF/10V47 WLD7.075.220UF/16V220UF/16V4Diode8 WLD5.409.IN4148IN414815Triode9 WLD5.419.DTC343TKDTC343TK（SMT3）310 WLD5.419.39063906（SMD）2IC16Mbit SDRAM(-7ns)(4banks512K16bit)HY57V161610D TC-712 WLD5.449. NDV8603NDV8603VWAT113 WLD5.449.74VHCT573A74VHCT573A2WLD

47、5.449.HY29F21U81WLD5.449.HY29F21U9115 WLD5.449. 018EZ01SHARP 018EZ01116 WLD5.449. BA033252)117 WLD5.449. LM809M3LM809M3-2.63118 WLD5.449. ATMEL93C46ATMEL93C46119 WLD5.449. 45584558120 WLD5.449. WM8716WM8706121 1WLD5.449. 79L0579L05122 3WLD5.449. 78L0578L05223 Page 4DVD 21 Component List for Main Boa

48、rd (939C)No.Parts No.QTY1 WLD7.075.10UF/16V10UF/16V62 WLD7.075.47UF/16V47UF/16V6C202 C214 C205 C215 CC25 CC663 WLD7.075.100UF/10V100UF/10V13C32 C37 C45 C87 C163 CC65 CC64 C164 C165CC4 CC67 C99 C100C85 C95 C14 C81 C82 C97 C94 C140 C142 C180 Q6 Q7D1 D3 D4 D5 D6 D7 D8 Q13Q15 Q4U6 U7SMD11 WLD5.449. 16Mb

49、it2U2 U3U514 HY29F800TG-90orMX29F800TU8 U9U10U11U12U13U31U15U22U16 U21Re-markC75 C76 C89 C102C104 C28Position No.SMDSMDDIPSMDSMDSMDSMDDIPSMDSMDSMDSMDSMDPage 8Total 5 pagesDescription & ModelBasic Data1 WLD5.449. LMH6655MALMH6654A12 WLD5.449. MN102H60GHEMN102H60GHE13 WLD5.449. MN103S26EMN103S26E1Osci

50、llator4 WLD5.557.2727MHz (Basic freq.)15 WLD5.557.16.934416.9344MHz1Inductor6 WLD5.757.1SMD1210)37 WLD5.757.2.22.2UH (Coiling, SMD1210)18 WLD5.757.2.22.2UH (SMD1206)19 WLD5.757.4.74.7UH (SMD1206)1Magnetic Bead10 WLD5.777.50(50)311WLD5.777.5050（SMD0603）16Connector13WLD6.609.10APH-10A115WLD6.609.2APH-