Zenith DP5 Wartungshandbuch

SERVICE MANUALProduct Type: Combi Home Theater SystemChassis: D35(DECK), DP5(MD)Manual Series: XBS245Manual Part #: 3829RGN001PModel Line: DProduct Ye

9519549609619539579599559569632. Woofer Speaker Section (DTE-5100WE)• Woofer Speaker Section Part List

DECK MECHANISM DISASSEMBLY4-11(A)(B) (C)(S7)Arm Assembly Idler JogBase LoadingBase TensionChassis(D)Fig. A-931. Base Loading (Fig. A-9-1)1) Remove the

DECK MECHANISM DISASSEMBLY4-12• Tools and Fixfures for Service1. Cassette Torque meter1. SRK-VHT-303(Not SVC part)1. Parts No: D00-D0064. Torque gauge

DECK MECHANISM ADJUSTMENT4-13Purpose:To determine if the Mechanism is in the correct position, when a Tape is ejected.1.Mechanism Alignment Position C

4-14DECK MECHANISM ADJUSTMENTPurpose: To insure smooth Transport of the Tape during each Mode of Operation.If the Tape Transport is abnormal, then che

DECK MECHANISM ADJUSTMENT4-154.Guide Roller Height AdjustmentAdjustment Procedure1) Confirm if the Tape runs along the Tape Guide Line of theLower Dru

4-16DECK MECHANISM ADJUSTMENT5. Audio/Control (A/C) Head Adjustment10.9Purpose: To insure that the Tape passes accurately over the Audio and Control T

DECK MECHANISM ADJUSTMENT4-17Purpose: To obtain compatibility with other VCR(VCP) Models.5-2. Confirm that the Tape passes smoothlybetween the Take-up

4-18DECK MECHANISM ADJUSTMENTPurpose: To correct for shift in the Roller Guide and X value after replacing the Drum.8-2. Checking for tape curling or

MAINTENANCE/INSPECTION PROCEDURE4-19(3) F/E Head(5) Drum Assembly(Video Head)(4) BaseAssembly P2(2) Tension Post(1) Supply Reel(6) Base Assembly P3The

MAINTENANCE/INSPECTION PROCEDURE4-20The recording density of a VCR(VCP) is much higher thanthat of an audio tape recorder. VCR(VCP) components mustbe

2-53. Speaker Section (DTE-550TE)• Speaker Section Part List850852851A851853854857858

MAINTENANCE/INSPECTION PROCEDURE4-21(1) Greasing guidelinesApply grease, with a cleaning patch. Do not use excessgrease. It may come into contact with

4-22GEAR , F/R GEAR AY, P2 & P3Lever, F/RBase, TensionBoss CAM

MECHANISM TROUBLESHOOTING GUIDE4-23Auto REW doesn't work.Is the output of END sensor of supply side "H"?“H”: more than 3.5V“L”: less th

4-24MECHANISM TROUBLESHOOTING GUIDEAUTO STOP.(PLAY/CUE/REV)Are there T/up and supply reelpulses. In Play/Cue/Rev is the pinchroller in contact with th

4-25MECHANISM TROUBLESHOOTING GUIDEIn PB mode Tape Presencenot sensed.Is the Pinch Roller attached to the Capstan Motor Shaft?Check Alignment position

MECHANISM TROUBLESHOOTING GUIDE4-26Cassette cannot be inserted.Does the Lever AssemblySwitch work?Is the Lever Assembly SwitchSpring damaged or omitte

MECHANISM TROUBLESHOOTING GUIDE4-27Cassette will not load.Does the CST insert?Does the opener Lid work?Is the opener Door assembled correctly?Replace

4-28EXPLODED VIEWS117103105117100106107A21114113112110115A24116102A23032A22109054054A1. Front Loading Mechanism Section

EXPLODED VIEWS4-29401402001008011 031079017032024406020021028019018029030026A03A04A01002002A025027022003004006007010405014015009409013023016405012402O

EXPLODED VIEWS4-30051052517061056058518052A055060410070069076032077068064066065067A11078A123. Moving Mechanism Section(2)

2-64. Packing Accessory SectionBATTERY808CABLE, COAXIAL806CABLE SET ASS'Y, RF810OPTIONAL PARTS803A803B803C820 PLUG ASS'Y 1WAY(BLACK)OWNER&ap

MEMO

5-1SECTION 5 REPLACEMENT PARTS LISTMODEL : XBS245(ZENITH) RUN DATE:31,OCTOBER.2002MECHANICAL SECTIONNSP:NOT SERVICE PART S AL LOCA NO PART NO(LG) DES

5-2S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSPARTS SECTION001 6723R-D306A DRUM(CIRC) ASSEMBLY SUB D35-6CH NTSC(8C6W) NSP002A 5202R0000

5-3S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKS103 4930R-0276A HOLDER,SHELF SIDE(L) NSP105 4930R-0274A HOLDER,SHELF CST NSP106 4930R-027

5-4S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKS467 353-051G SCREW,DRAWING +2 D3.0 L8.0 MSWR3/FN TB ROUNPACKING & ACCESSORY SECTION8

5-5ELECTRICAL SECTIONS AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSVCR SIDEA48 (BOARD ASSEMBLY)A48 3501R-3860B BOARD ASSEMBLY DT-S587M SMP

5-6S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSFH02 586-008B HOLDER FUSE CLIP TP SINSUNGIC101 4811R-0043J BRACKET ASSEMBLY KA1565RF_HEAT

5-7S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSZD102 0DZ102609BB DIODE,ZENER UZ-10BSB 26MM TP PYUNG CHANG DZD103 0DZ102609BB DIODE,ZENER

5-8S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSC345 0CE4754K638 CAPACITOR,FIXED ELECTROLYTIC 4.7UF SRA,SS 50V 20% FM5 TP 5C346 0CC0500K0

5-9S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSC551 0CN223AK948 CAPACITOR,TUBULAR(HIGH DIELEC) 0.022UF 50V Z F TA26 SC552 0CN1030F678 CA

3-1SECTION 3ELECTRICALCONTENTSVCR PARTELECTRICAL ADJUSTMENTPROCEDURES . . . . . . . . . . . . . . . . . . . . . . . .3-2ELECTRICAL TROUBLESHOOTINGGUID

5-10S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSC813 0CN6820F668 CAPACITOR,TUBULAR(HIGH DIELEC) 6800P 16V M X TA26C814 0CE4764

5-11S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSIC504 0IKE703100A IC,KEC KIA7031P 3P 3.1V RESET(TAPING)IC505 0IKE704200B IC,KEC KIA7042P

5-12S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSQ309 0TR126709AC TRANSISTOR KTA1267-GR MINI TP KECQ309 0TR126609AE TRANSISTOR KTA1266-G

5-13S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSR309 0RD1501F608 RESISTOR,FIXED CARBON FILM 1.5K OHM 1/6 W 5% TA26R310 0RD2701F608 RESIS

5-14S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSR534 0RD1004F608 RESISTOR,FIXED CARBON FILM 1M OHM 1/6 W 5% TA26R535 0RD4701F608 RESISTO

5-15S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSR704 0RD1001F608 RESISTOR,FIXED CARBON FILM 1K OHM 1/6 W 5% TA26R705 0RD2200F608 RESISTO

5-16S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSTU701 6700NFNL03B TUNER NTSC TADC-H207F LG NTSC FS KORX301 6202R-AJ04C RESONATOR,CRYSTAL

5-17S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSVR601 6110S-ET01A VOLUME,ENCODER EC16B242040M ALPS - D=16 V 24A42 (PWB(PCB) ASSEMBLY)A4

5-18S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSC231 0CH1104K942 CAPACITOR,CHIP[CERAMIC M/L HD 0.1UF 50V Z Y5V(F) 1508 R/TPC232 0CE1064F

5-19S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSC2D0 0CE4764F638 CAPACITOR,ELECTROLYTIC 47M SRA/SS 16V M FM5 TP(5)C2D1 0CE4764F638 CAPA

3-2ELECTRICAL ADJUSTMENT PROCEDURES1. Servo Adjustment1) PG Adjustment• Test Equipment• Adjustment And Specificationa) OSCILLOSCOPEb) NTSC MODEL : NTS

5-20S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSC416 0CH1102K512 CAPACITOR,FIXED CERAMIC(Temp.c 1000PF 50V 10% B(5YP) 1608 R/TC417 0CH42

5-21S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSC534 0CH1104F942 CAPACITOR,FIXED CERAMIC(Temp.c 0.1UF 16V 80%,-20% Y5V(F) 1608C535 0CH11

5-22S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSIC506 0IPMGRH003A IC,POWER MANAGEMENT BA18BC0FP-E2 ROHM 3P TO252-3 RIC601 0IPRPMT002A IC

5-23S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSR2B4 0RH0000C622 RESISTOR,METAL GLAZED(CHIP) 0 OHM 1 / 16 W 1608 5.00% DR2B5 0RH1001C622

5-24S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSR2N9 0RH1002C622 RESISTOR,METAL GLAZED(CHIP) 10K OHM 1 / 16 W 1608 5.00% DR2P0 0RH4701C6

5-25S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSR428 0RH0000C622 RESISTOR,METAL GLAZED(CHIP) 0 OHM 1 / 16 W 1608 5.00% DR429 0RH0000C622

5-26S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSR590 0RH0752C622 RESISTOR,METAL GLAZED(CHIP) 75 OHM 1 / 16 W 1608 5.00% DR591 0RH0752C62

5-27S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSC205 0CH1104K512 CAPACITOR,FIXED CERAMIC(Temp.c 0.1UF 50V 10% B(5YP) 1608 R/TPC206 0CE10

5-28S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSC715 0CK105EK94A CAPACITOR,FIXED CERAMIC(High d 1UF 3216 50V 80%,-20% R/TP F(YC716 624-0

5-29S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSC796 0CQ6821N409 CAPACITOR,FIXED FILM 0.0068UF D 100V 5% PE TP5C797 0CQ6821N409 CAPACITO

3-3ELECTRICAL TROUBLESHOOTING GUIDE1. Power(SMPS) CIRCUITNO 5.3VA.Replace the F101.(Use the same Fuse)Is the F101 normal?Is the TH101normal?Is the BD1

5-30S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSL305 6200HJC102A FILTER(CIRC),EMC HB-1M2012-102JT CERATECH TPL308 6200HJC102A FILTER(C

5-31S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSR155 0RH1001C622 RESISTOR,METAL GLAZED(CHIP) 1K OHM 1 / 16 W 1608 5.00% DR156 0RH4701C62

5-32S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSR259 0RH1002C622 RESISTOR,METAL GLAZED(CHIP) 10K OHM 1 / 16 W 1608 5.00% DR260 0RH1000C6

5-33S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKSR727 0RH0561C622 RESISTOR,METAL GLAZED(CHIP) 5.6 OHM 1 / 16 W 1608 5.00% DR728 0RH0561C6

5-34MODEL : DTE-550TE(SPEAKER)S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKS850 3530RMM015B GRILLE DTEG-550TE PRESS L.SILVER SPRA851 6400W

5-35MODEL : DTE-5100WE(WOOFER SPEAKER)S AL LOCA NO PART NO(LG) DESCRIPTION SPECIFICATION REMARKS951 3720RMF024B PANEL,FRONT FRONT FE-5600WE ZENITH953

3-4NO 34VA.Replace the F101.(use the same Fuse)Is the F101 normal?Is the TH101normal?Is the BD101normal?NONONOReplace the BD101.Replace the TH101.NONO

3-52. SYSTEM/KEY CIRCUIT(1) AUTO STOP(2) The unstable loading of a Cassette tapeAuto StopDoes the SW30 waveformappear at the IC501Pin24?Do the T-UP Re

3-63. SERVO CIRCUIT(1) Unstable Video in PB MODEUnstable Video inPB Mode.Does the Noise level of thescreen changeperiodically?Do the CTL pulses appear

3-7Does the CFG signal appear at thePMC01 Pin1?Does the PWM signal appear at theIC501 Pin25?Does 2.8V appear at the PMC01?Check the PMC01 and the Caps

1-1SECTION 1SUMMARYCONTENTSPRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS ... 1-2SERVICING PRECAUTIONS ...

3-82. SERVO CIRCUIT(4) KEY doesn’t workingKEY doesn’t working.Is 5V applied to the IC501Pin15?Does LED or FLD changewhen a function button ispressed?

3-94. OSD Screen abnormalOSD screen abnormalDoes 5.3V appear at IC501Pin42?Does pulse appear atIC501 Pins52,53?Check Power Circuit5.3V(Line).Check X30

3-106. Y/C Circuit(1)EE ModeCheck part or jack of TU/IF.Check Video at Pin28(Line Videoinput) Pin30(DVD/Fr Video input)ofIC301 or Pin31(Video Input tu

3-113. Y/C CIRCUIT(2)PB ModeLuminance Signal does notappear on Screen.Does RF Signal appear atIC301 Pin79?Check 5V Power part.Check V.H/SW level ofSys

3-123. Y/C CIRCUIT(3)PB ModeColor Signal does notapper On Screen.Check the V.H/SW level ofSystem.Is I2C BUS applied atIC301 Pins62, 63?Check System.Is

3-133. Y/C CIRCUIT(4) Check 5V Power.YESYESNONOYESNOYESYESNONOCheck System partNOCheck IC301 X301.NOCheck System part.NOCheck System part.(V.H/SW)NOCh

3-147. Hi-Fi CIRCUIT(1) No Sound(EE Mode)YESNo Sound.Check the TU Audio of IC801Pins1, 3.Check the DVD Audio of IC801Pins4, 5.Check the AV1 Audio of I

3-153. Y/C CIRCUIT(2) Hi-Fi PlaybackYESYESYESYESPB modeNo Sound.Check the Vcc of IC801(Pins30, 40)Check the Hi-Fi Selection switch.(IC801 Pin41) and t

3-16(3)Hi-Fi REC.It is impossible to record Hi-Fi Audiosignal.Check Vcc of IC801.(Pins34, 40)YESYESCheck IC801 Pin42(Data), Pin43(CLOCK).YESDo Audio s

3-17EE Mode.No sound.Is 5.1V applied in IC301 Pin96?YESYESCheck the line of 5.1V Line.(Power Circuit)NOIs Sound Signal appeared in IC301 Pin9?YESCheck

1-2IMPORTANT SAFETY NOTICEThis manual was prepared for use only by properly trained audio-video servicetechnicians.When servicing this product, under

3-18PB Mode.No soundIs 5.1V power supplied at IC301 Pin96?YESYESCheck 5.1V Power Part.NODo CLOCK,DATA Signal appear atIC301 Pins62, 63?YESCheck CLOCK,

3-19REC Mode.No recordIs Play normal?YESYESRefer to PB Mode.NODoes Wave of Audio appered at IC301Pin11?YESYESCheck connection of tuner and input jack.

3-209. Tuner/IF CIRCUIT(1) No Picture on the TV screenNo picture on the TVscreenDoes the Video signal atthe TU701 Pin24.YESYESYESIs +33V applied to TU

3-21(2) No SoundNo Sound.Check the Vcc of IC751 Pins1, 11, 19,22, 33.YESCheck 5.2V Line.NOCheck the Tuner SiF signal at IC751Pin2.YESCheck the oscilla

3-56ELECTRICAL TROUBLESHOOTING GUIDEDVD PARTReplace IC301.Refer to Front PartCheck shortReconnect it.1. µ-COM CircuitA. No PowerDoes Logo appearon the

3-57B. Audio abnormalD. Open/Close abnormalCheck theconnection of P5901.Check IC301 Pins3, 4.Check Audio jack.YES (If OK)YESNONOYESYES (If OK)YESYES (

3-58E. Picture abnormalCheck the disc.If OKYES (If OK)YES (If OK)Refer to Servo partCheck MPEG_CLK Signalof MPEG partCheck DSPCheck MPEGYES (If OK)Rep

3-59Power is onDoes Logo appearon the screen?Does themoving picture of the DVD Discplay on the screennormally?Is MPEG data signal normal?Is error sign

3-60Does signal pulseinput to IC201 Pins53, 54 whenthe power is on?Does signal goes"High" to IC201 Pin186 when thepower is on?DoesTTL pulse

1-3SERVICING PRECAUTIONSCAUTION : Before servicing the COMBI HOME THEATERSYSTEM covered by this service data and its supplementsand addends, read and

3-61Does tray open or close?Does the pick-upslide inner or outertrack?Fig.1. SLED Driver waveformFig.2. Focus Driver waveformDoesthe voltage changeat

3-62FOCUS ON?Checkthe focus error moving thelens up and down.(IC2A1 Pin39)Does theTTL level change at IC201Pin121 and 152 movingthe lens?Does the disc

3-63Is the eye-pattern vivid?Does the sawtooth waveform emitat IC2A1 Pin36?Does the 1.6V emit?Check RF Eye-Pattern. RF : 1.5-1.6V(TP2A0)Fig.5. RFwavef

3-64BLOCK DIAGRAMS1. DVD OVERALL BLOCK DIAGRAMMMDISCSPINDLEMOTORLOADINGMOTORDECK M ECHANI SMCD: A,B, E, FDVD: A,B,C,D, DVD; RFPICKUPIC203SDRAM16bit16

3-65IC2A133P3721RF SignalProcessdrIC206DVDSP-3301CD/DVD DSPDVD SERVOIC205DRAM256K x 16bitIC2M1FAN8727SpindleMotor,LoadingMotor,Actuator DriverPICKUPDV

3-663. AUDIO BLOCK DIAGRAMIC301z.mute-L,RAbout-+About-+DAC-RSTDAC-LODA-DATAO, BCKDA-LRCK, XCKS-CLK, DATAVIDEO-SWJK601F-INDAC-L/DVD SPDIF/P-DATA/ P-CLK

3-674. MPEG Block DiagramIC501PANTERA-2PLUSIC301XC9572VLCPLDI/O PORT 72IC305SDRAM16/32BIT64MIC50293C46EEPROMIC3F1FLASHMEMORYAD[0:7]8DSP I/FDVD[0:7]8LA

3-90YESDoes CD/DVD appearat FLT?Does CD/DVD appearat FLT?OKDoes Loading appearat FLD?POWER ONAUDIO µ-COM CircuitYES YESYESDoes no Dise or Timeappear a

3-91WAVEFORMS OF MAJOR CHECK POINT1)• R311 → FRONT L2)• R303 → FRONT R3)• R309 → SURROUND L4)• R309 → SURROUND R5)• R307 → CENTER6)• R305 → WOOFER

3-92INTERNAL BLOCK DIAGRAM OF ICs• CS8415A

1-4SPECIFICATIONSGeneralPower requirements AC 120V, 60 HzPower consumption 80W Dimensions (approx.) 430 X 97.5 X 360 mm (16.9 x 3.9 x 14.2 inches) (w

3-22 3-23BLOCK DIAGRAMS1. POWER(SMPS) BLOCK DIAGRAM 1BD101BD101PW101BR(BK)BL(WH)V101F101!!IC105F102IC106!IC102T102IC103!!T101!C1035.0V REG BLOCK( IC15

3-24 3-252. POWER(SMPS) BLOCK DIAGRAM 2FD(+)FD(-)-29VAGND33VAGND13VAGND3.8VA3.8VAGND5.3VA5.3VAGNDGND151413121110987654321TO SYSFD(+)TO SYSFD(-)TO SYS-

3-26 3-273. TU/IF, ACSS & A2 BLOCK DIAGRAM731109IC751KOR:MSP3407USA:MSP3425ACSS OPTIONSDA91SCL33VMOD V.INMOD A.INMOD CH CTLVCR 'H'901088

3-28 3-294. NORMAL AUDIO BLOCK DIAGRAM(EE MODE)IC301HA118717NFAUDIOOUTIC801TDA9605HIC751TUNERTU701119DETNORMALAUDIOOUTLINE AUDIO(R) INLINE AUDIO(L) IN

3-30 3-315. A/V BLOCK DIAGRAM(PB MODE)++51423944141362 69638186 8789889193949284IC301HA118717NF79 782273 7152562126242318 195060 58 3546EP CH2EP CH1V.

3-32 3-336. Hi-Fi BLOCK DIAGRAMIC802ABHi-Fi/REC10 221661282912 20 2426IC801A.OUTTo JACKDVDBOARD37Hi-Fi PB 'B'Hi-Fi PB 'A'Hi-Fi REC

3-34 3-357. SYSTEM BLOCK DIAGRAM77765742334971224116IC501MODE S1MODE S2MODE S3MODE S4T-UP ReelCST/TAB 'H'Vss (A/D)Vss (SERVO)Vss (OSD)Vss (

3-36 3-37NOTES) Symbol denotes AC ground.NOTES) Symbol denotes DC chassis ground.NOTE) WarningNOTE) Parts that are shaded

3-38 3-392. POWER(SMPS) CIRCUIT DIAGRAM 2

1-5LOCATION OF CUSTOMER CONTROLSFRONTREARINDICATOR PANELTUNING (D/E)Remote SensorCOPY/MEMORYCassette Compartment(VCR deck)DVD indicatorEjectCH/PRESET

3-40 3-413. TU/IF, ACSS & A2 CIRCUIT DIAGRAMEE MODE(VIDEO)TU MODE (AUDIO)

3-42 3-434. A/V CIRCUIT DIAGRAM1312 345678911124HD Hi-Fi Model Only4HD/4HD Hi-Fi Model OnlyY. (REC)C. (REC)Y. (PB)C. (PB)AUDIO. (PB) AUDIO. (EE)AUDIO.

3-44 3-455. Hi-Fi CIRCUIT DIAGRAMPBREC44 Pin is defective.Hi-Fi Audio is not appear.IC801 Pins42, 43 aredefective.All Audio is not appear.

3-46 3-476. SYSTEM CIRCUIT DIAGRAM6791034 5128WAVEFORMQ501 is defective.µ-COM is unstable.IC505 is defective.VCR will not operate.X502 is defective.µ-

3-48 3-49Tek Stop : 10.0KS/s280 AcqsM5.00ms Ch1Ch1 3.04 V1.00 VTT1IC501 Pin 24REC/PB(V.H/SW)Tek Stop : 250KS/s299 AcqsM 200µs Ch1Ch1 3.04 V1.00 VTT1

3-50 3-51• CIRCUIT VOLTAGE CHARTQ167Q168Q169IC751IC801IC501IC160IC161IC162IC164IC301EE PLAYMODEPIN NO.13.638.0604.273.93.2704.273.93.3104.2714.3212.06

3-52 3-53PRINTED CIRCUIT DIAGRAMS1. MAIN P.C.BOARDLOCATION GUIDE

3-54 3-552. KEY(RIGHT) P.C.BOARD LOCATION GUIDE3. KEY(LEFT) P.C.BOARD LOCATION GUIDE

3-68 3-69565TRACKING LOOPFOCUS LOOPSLED LOOPSPINDLE LOOPWAVEFORMIC204 is defective.Scratched CD Audio abnormal.CIRCUIT DIAGRAMS1. DVD DSP CIRCUIT DIA

1-6REMOTE CONTROLOPEN/CLOSE/EJECT POWERDVD/VCR/RADIOTEST TONEMUTESOUND EFFECTDOLBY PRO LOGIC IIBY PASSAUDIOCLEARTITLESETUP/MENUVOLUME (+/-)PLAYDISC ME

3-70 3-712. DRIVE & RF CIRCUIT DIAGRAM411623TRACKING LOOPFOCUS LOOPSLED LOOPSPINDLE LOOPWAVEFORMIC2A2 is defective.No fucus & tracking contro

3-72 3-733. MPEG CIRCUIT DIAGRAMOptical/Coaxial outCVBSY/Pb/Pr(Componet)Y/C(S-VHS)WAVEFORM

3-74 3-754. AUDIO DM CIRCUIT DIAGRAMIC402 is defective2CH Audio out bad IC401 is defective2CH Audio out bad 2CH R SIGNAL2CH L SIGNAL

3-76 3-775. MEMORY CIRCUIT DIAGRAMprogram download failTray not open/closeDigitron all not display system not workingTray not open/closeDigitron all n

3-78 3-796. JACK CIRCUIT DIAGRAM

3-80 3-81• WAVEFORMS(RF/SERVO)IC2A1 Pin 42, Focus ErrorIC2A1 Pin 36, PiIC2A1 Pin 41Tracking ErrorIC2A1 Pin 41VBR TRACKING ErrorIC2A1 Pin57,RFIC201 Pin

3-82 3-83• CIRCUIT VOLTAGE CHARTIC203 IC201 IC301 IC3F1 IC501 IC305 IC2A1 IC2M1PIN STOP PLAY STOP PLAY STOP PLAY STOP PLAY STOP PLAY STOP PLAY STOP PL

3-84 3-85IC901 IC451 IC401 IC454 IC453 IC452 IC402 IC801PIN STOP PLAY STOP PLAY STOP PLAY STOP PLAY STOP PLAY STOP PLAY STOP PLAY STOP PLAY1 0 0 0 0 2

3-86 3-87PRINTED CIRCUIT DIAGRAMS 1. MAIN P.C.BOARD (TOP VIEW)LOCATION GUIDE

3-88 3-892. MAIN P.C.BOARD (BOTTOM VIEW)LOCATION GUIDE

2-1SECTION 2CABINET & MAIN CHASSISCONTENTS1. EXPLODED VIEWS ...

3-93 3-94EE PLAYMODEPIN NO.5.2301.7504.91NC0.540.544.9104.770.124.72000000003.240.911.65001.993.123.263.124.65NCNCNC04.913.254.9103.22NCNCNCNCNC4.912.

3-95 3-96BLOCK DIAGRAMIC201IC301IC710X201IC206CS-493264-CLDolby digital, Dolby prologic/DTS DECODERSAT-505FRONT"R"/SURROUND "R"FRO

3-97 3-98CIRCUIT DIAGRAMS1. AMP CIRCUIT DIAGRAMS

2. DSP(DIGITAL AUDIO PROCESSING) CIRCUIT DIAGRAMS3-99 3-100

3-101 3-1023. µ-COM CIRCUIT DIAGRAMS

PRINTED CIRCUIT DIAGRAMS1. MAIN P.C.BOARD(SOLDER SIDE)LOCATION GUIDE3-103 3-104

3-105 3-1062. MAIN P.C.BOARDLOCATION GUIDE

• Top View...4-1• Bottom View ...4-11. Drum Assembly ...

2-2EXPLODED VIEWS1. Cabinet and Main Frame Section330452452OPTIONAL PARTA00A46BA42A26A46A46A276277260285465467300457463323463457320250462462462457A43D

DECK MECHANISM PARTS LOCATIONS4-14632795111816191719121315101311481533• Top View• Bottom View20242320242221293029302532272628NOTE : When reassembly pe

4-2DECK MECHANISM DISASSEMBLY(S3)(S2)(S2)(S3)(A)StatorCarbon BrushDrum MotorRotorDrum Sub AssemblyDrum FPC(S1)(S1)(S1)Holder FPCH1H21. Drum Assembly (

DECK MECHANISM DISASSEMBLY4-3(B)(E)(C1)(C)Plate TopArm Assembly F/LSpring Lever S/WGear Assembly Rack F/LChassisOpener DoorBrackert Assembly L/D Motor

4-4DECK MECHANISM DISASSEMBLY2. Plate Top (Fig. A-2-1)1) Pull the (B) portion of the Plate Top back in direction ofarrow and separate the right side o

DECK MECHANISM DISASSEMBLY4-59. Arm assembly Cleaner (Fig. A-3-1)1) Breakaway the (A) portion as Fig. A-3-1 from theEmbossing of the Chassis, turn the

4-6DECK MECHANISM DISASSEMBLYBrake Assembly TSpring TB(H9)Reel TBrake Assembly RSSpring RSArm Assembly TensionSpring TensionReel SBase Tension(H11)(H1

DECK MECHANISM DISASSEMBLY4-7Opener LidArmAssemblyPinchBase Assembly P4Arm T/upLever T/up(A)(B)(C)(C)(H13)(B)(H13)ChassisFig. A-516. Base assembly P4

4-8DECK MECHANISM DISASSEMBLYChassis(S5)Belt CapstanMotor CapstanWasher(W1)Lever F/RClutch Assembly D35Brake Assembly Capstan(L1)(L2)(L1)Fig. A-620. B

DECK MECHANISM DISASSEMBLY4-9Gear DriveWasher (W2)Gear CamPlate SliderLever TensionLever springBase LoadingGear Sector(L3)(H15)(H16)(H14)(A)ChassisGea

4-10DECK MECHANISM DISASSEMBLYGear Assembly P3Gear Assembly P2Base Assembly P2Base Assembly P3(A)(B)ChassisGear assembly P2 HoleGear sector Hole(A)Pla