DEH-4700MP/XU/EW HIGH POWER CD/MP3/WMA PLAYER

ORDER NO.CRT3398DEH-4700MP/XU/EWHIGH POWER CD/MP3/WMA PLAYER WITH RDS TUNERDEH-4700MP/XU/EWDEH-4700MPB/XU/EWThis service manual should be used together with the following manual(s):Model No.CX-3158Order No.CRT3394Mech.ModuleS10.1AACRemarksCD Mech. Module : Circuit Description, Mech. Description, DisassemblyFor details, refer to "Important Check Points for Good Servicing".PIONEER CORPORATION4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, JapanPIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, BelgiumPIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936PIONEER CORPORATION 2004K-ZZA. DEC. 2004 Printed in JapanDownloaded from www.Manualslib.com manuals search engine

1234SAFETY INFORMATIONThis service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer.Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safelyrepair complex products such as those covered by this manual.Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty.If you are not qualified to perform the repair of this product properly and safely, you should not risk trying to do soand refer the repair to a qualified service technician.A1. Safety Precautions for those who Service this Unit. When checking or adjusting the emitting power of the laser diode exercise caution in order to get safe, reliableresults.Caution:1. During repair or tests, minimum distance of 13cm from the focus lens must be kept.2. During repair or tests, do not view laser beam for 10 seconds or longer.B2. A “CLASS 1 LASER PRODUCT” label is affixed to thebottom of the player.3. The triangular label is attached to the mechanismunit frame.CLASS 1LASER PRODUCTC4. Specifications of Laser DiodeDSpecifications of laser radiation fields to which human access is possible during service.Wavelength 800 nanometers- Service Precaution1. You should conform to the regulations governing the product (safety, radio and noise, and otherregulations), and should keep the safety during servicing by following the safety instructionsdescribed in this manual.2. Before disassembling the unit, be sure to turn off the power. Unplugging and plugging the connectorsduring power-on mode may damage the ICs inside the unit.3. To protect the pickup unit from electrostatic discharge during servicing, take an appropriate treatment(shorting-solder) by referring to "the DISASSEMBLY".4. After replacing the pickup unit, be sure to check the grating.EF212Downloaded from www.Manualslib.com manuals search engineDEH-4700MP/XU/EW34

5678[Important Check Points for Good Servicing]In this manual, procedures that must be performed during repairs are marked with the below symbol.Please be sure to confirm and follow these procedures.A1. Product safetyPlease conform to product regulations (such as safety and radiation regulations), and maintain a safe servicing environment byfollowing the safety instructions described in this manual.1 Use specified parts for repair.Use genuine parts. Be sure to use important parts for safety.2 Do not perform modifications without proper instructions.Please follow the specified safety methods when modification(addition/change of parts) is required due to interferences such asradio/TV interference and foreign noise.3 Make sure the soldering of repaired locations is properly performed.BWhen you solder while repairing, please be sure that there are no cold solder and other debris.Soldering should be finished with the proper quantity. (Refer to the example)4 Make sure the screws are tightly fastened.Please be sure that all screws are fastened, and that there are no loose screws.5 Make sure each connectors are correctly inserted.Please be sure that all connectors are inserted, and that there are no imperfect insertion.6 Make sure the wiring cables are set to their original state.Please replace the wiring and cables to the original state after repairs.In addition, be sure that there are no pinched wires, etc.C7 Make sure screws and soldering scraps do not remain inside the product.Please check that neither solder debris nor screws remain inside the product.8 There should be no semi-broken wires, scratches, melting, etc. on the coating of the power cord.Damaged power cords may lead to fire accidents, so please be sure that there are no damages.If you find a damaged power cord, please exchange it with a suitable one.9 There should be no spark traces or similar marks on the power plug.When spark traces or similar marks are found on the power supply plug, please check the connection and advise on secureconnections and suitable usage. Please exchange the power cord if necessary.0 Safe environment should be secured during servicing.DWhen you perform repairs, please pay attention to static electricity, furniture, household articles, etc. in order to prevent injuries.Please pay attention to your surroundings and repair safely.2. AdjustmentsTo keep the original performance of the products, optimum adjustments and confirmation of characteristics within specification.Adjustments should be performed in accordance with the procedures/instructions described in this manual.3. Lubricants, Glues, and Replacement partsUse grease and adhesives that are equal to the specified substance.Make sure the proper amount is applied.E4. CleaningFor parts that require cleaning, such as optical pickups, tape deck heads, lenses and mirrors used in projection monitors, propercleaning should be performed to restore their performances.5. Shipping mode and Shipping screwsTo protect products from damages or failures during transit, the shipping mode should be set or the shipping screws should beinstalled before shipment. Please be sure to follow this method especially if it is specified in this manual.FDEH-4700MP/XU/EW5Downloaded from www.Manualslib.com manuals search engine6783

1234CONTENTSSAFETY INFORMATION . 21. SPECIFICATIONS . 52. EXPLODED VIEWS AND PARTS LIST . 62.1 PACKING . 62.2 EXTERIOR. 82.3 CD MECHANISM MODULE. 103. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM . 123.1 BLOCK DIAGRAM . 123.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE). 143.3 KEYBOARD UNIT. 203.4 CD MECHANISM MODULE(GUIDE PAGE) . 224. PCB CONNECTION DIAGRAM . 324.1 TUNER AMP UNIT. 324.2 KEYBOARD UNIT. 364.3 CD CORE UNIT(S10.1) . 385. ELECTRICAL PARTS LIST . 406. ADJUSTMENT . 456.1 CD ADJUSTMENT. 456.2 CHECKING THE GRATING AFTER CHANGING THE PICKUP UNIT . 476.3 ERROR MODE . 497. GENERAL INFORMATION . 507.1 DIAGNOSIS . 507.1.1 DISASSEMBLY . 507.1.2 CONNECTOR FUNCTION DESCRIPTION . 537.2 PARTS. 547.2.1 IC . 547.2.2 DISPLAY . 627.3 OPERATIONAL FLOW CHART . 637.4 CLEANING. 648. OPERATIONS . 65ABCDEF412Downloaded from www.Manualslib.com manuals search engineDEH-4700MP/XU/EW34

56781. SPECIFICATIONSABCDEFDEH-4700MP/XU/EW5Downloaded from www.Manualslib.com manuals search engine6785

12342. EXPLODED VIEWS AND PARTS LISTNOTES : Parts marked by " * " are generally unavailable because they are not in our Master Spare Parts List. The mark found on some component parts indicatesthe importance of the safety factor of the part.Therefore, when replacing, be sure to use parts of identical designation. Screw adjacent to mark on the product are used for disassembly. For the applying amount of lobricants or glue, follow the instructions in this manual.(In the case of no amount instructions,apply as you think it appropriate.)A"2.1 PACKINGBCDEF612Downloaded from www.Manualslib.com manuals search engineDEH-4700MP/XU/EW34

5678(1) PACKING SECTION PARTS LISTMark No.**DescriptionMark No.Part No.12345Cord AssyAccessory Assy Screw AssyFixing Polyethylene BagScrewScrewPolyethylene 121314Handle BushCNC5395**DescriptionPart No.15Polyethylene Bag1617181920 CartonContain BoxProtectorProtectorSee Contrast table(2)See Contrast table(2)XHP7003XHP7004Owner's ManualOwner's ManualInstallation ManualWarranty e 2) CONTRAST TABLEDEH-4700MP/XU/EW and DEH-4700MPB/XU/EW are constructed the same except for the following:MarkNo.1718DescriptionCartonContain YHG5025YHL5025Owner's Manual,Installation ManualPart No.CLanguageYRD5019English, Spanish, GermanYRD5027French, Italian, DutchYRD5022English, Spanish, German, French, Italian, DutchDEFDEH-4700MP/XU/EW5Downloaded from www.Manualslib.com manuals search engine6787

12342.2 EXTERIOR71596160A456651173 72636264553164444558C557 64543131B7B4650353736 42433347484938405339705251411532C3411216 66 628143AE8B3303CF812Downloaded from www.Manualslib.com manuals search engineDEH-4700MP/XU/EW34

5678(1) EXTERIOR SECTION PARTS LISTMark No. DescriptionMark No.Part No.12345ScrewScrewScrewCord CKX-003678910CableCaseHolderEarth 2131415PanelSee Contrast table(2)InsulatorInsulatorTuner Amp UnitXNM7106YNM5012See Contrast table(2)1617181920ScrewScrewScrewFuse(10A)Pin nnector(CN621)Connector(CN831)Antenna 282930HolderHeat SinkHolderHolderChassis UnitCND1328CNR1668CND1054YNC5002See Contrast TACH)Button(TA, ton(SOURCE)Button(1-6, LOCAL/BSM)YAC5030YAC5031CD Mechanism Module(S10.1AACA) CXK5668DescriptionPart No.383940Button(AUDIO, LOUDNESS)Button(BAND)Button(EJECT, , RIGHT)Button(UP, 5001See Contrast )HolderLighting ConductorCNM7932CNV7369See Contrast table(2)YNC5005YNV50045152535455Lighting ConductorRubber ContactGrille UnitButton(DETACH)SpringYNV5005See Contrast table(2)See Contrast 20P030FZKSee Contrast table(2)6667686970IC(IC921)Transistor(Q911, 991)IC(IC302)FM/AM Tuner Unit(Z401)SheetNJM2388F842SD2396PAL007ACWE1645See Contrast table(2)717273Panel UnitCushionIC(IC1802)See Contrast table(2)YNM5004TSOP4840SB1ABCDE(2) CONTRAST TABLEDEH-4700MP/XU/EW and DEH-4700MPB/XU/EW are constructed the same except for the 00MPB/XU/EW1115304448PanelTuner Amp UnitChassis 1Rubber ContactGrille UnitPanelSheetPanel UnitYNV5006YXA5047YNS5046Not usedNot usedYNV5023YXA5050* YNS5082YNM5009YXA5079FDEH-4700MP/XU/EW5Downloaded from www.Manualslib.com manuals search engine6789

12342.3 CD MECHANISM D52B2682865328IH4283771423155412J87365455073237218 aded from www.Manualslib.com manuals search engineDEH-4700MP/XU/EW348910

5678CD MECHANISM MODULE SECTION PARTS LISTMark No.DescriptionMark No.Part No.12345CD Core 8910Screw(M2x4)Screw(M2x3)Screw(M2x3) BH2641CBH2642CBH2643CBH26593132333435Spring ptionPart rDamperMotor 980Chassis UnitScrew UnitGear UnitArm 85ArmMotor Unit(M2)Bracket ew WasherPickup 20FTCJGZ17P022FTCEFDEH-4700MP/XU/EW5Downloaded from www.Manualslib.com manuals search engineA7811

12343. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM3.1 BLOCK DIAGRAMAA TUNER AMP UNITVDD5VOSCANTENNARDS HSLKRDS LOCKRDS CK18 19 20 21RDS DATA14DO11LDETDIIC 3 EEPROM5.0VBCKSL10 9 8CE15ROM VDDWCCE213IC 53.3V 7 6FM/AM TUNER UNITLPFCN401AM ANT11FMRFATTRch2IC 13.3VFM ANT3ATTFMRFRDS LOLchMIXER, IF AMPRDS HS23DET, FM MPX,RDS DECODERRF adjANT adj24IC 22.5VRDS CKRDS DAT51CF52CF51DGNDAUDIOGNDNC152216VDD 3.3OSCGND12VCCRFGND24 CEIC 43.3V 2.5V 2.5V3.3V17TUN L2CDL3TUN 3.3VSYS 8VC CD CORE UNIT(S10.1)PICKUP 42Q101143FOCUS ACT.MONITOR TRACKING ACT.DIODEE,FFOP1TOP4LD 1414M2LOADING/CARRIAGEMOTORLOUT311410CD EMOTORCN721CN901RF AMP, CD DECODER,LOUTMP3 AND WMA DECODER,DIGITAL SERVO/DATA PROCESSORAC,BDHOLOGRAMUNITIC OMMLOEJCONT1322 53947X2MICROCOMPUTERresetLOEJRESET14IC TCD3VONS905S901S9038EJ DSCSNS HOME3IC 203NJM2885DL1-333.3V .UP4Q992349465195519222123VDCONT3V BSCKVD319CONTIC 301BA5835FP32151VD23IC 3VCONTF1212Downloaded from www.Manualslib.com manuals search engineDEH-4700MP/XU/EW34