Sharp XL-3000V Service Manual

– 1 –XL-3000V CONTENTSPageSAFETY PRECAUTION FOR SERVICE MANUAL ...

XL-3000V– 10 –1 Rear Panel/ 1. Screw ... (A1) x7 10-1Terminal PWB/ 2. Socket ... (A2) x4Fan Motor 3. Screw ...

– 11 –XL-3000VWasher(C1) x1ø3 x8mm(E2) x7ø3 x8mm(B5) x3ø3 x6mm(E2) x1ø3 x14mm(C1) x1ø3 x6mm(E1) x1Power PWBHolder PWBTuner PWBMain PWB(C2) x1Tuner PWB

XL-3000V– 12 –How to remove the CD lid (See Fig. 12-1.)Perform steps 1,2 and 8 of the disassembly method to removethe gear box. (See page 10,11)1. Rem

– 13 –XL-3000VADJUSTMENTTUNER SECTIONAMGNDFM75OHMSANTENNATERMINALSO301T302IC301T306T304IC303T351L303L302VR351TP301FM MuteLevelAM BandCoverage fLFM Ban

XL-3000V– 14 –CD SECTIONSince this CD system incorporates the following automaticadjustment function, when the pickup is replaced, it is notnecessary

– 15 –XL-3000VChecking of vector scope waveformChecking SettingDisc CheckingItemTrack 2 VIDEO OUT Set the phase of Phase checkcolor burst signal ± 10°

XL-3000V– 16 –TEST MODEThe test mode applied to this microcomputer has three modes,namely the ordinary test mode for adjustment or measurement,the agi

– 17 –XL-3000V3. Electronic volume Test Mode (TEST 3)When this test mode is obtained, the following display lightsfor one second.In this mode, volume

XL-3000V– 18 –This test mode is intended to check whether all the mainunit buttons can be detected. Accordingly, in this testmode, it is checked whet

– 19 –XL-3000VNSW801 PICKUP IN ON—OFFSW651 VOLTAGE SELECTOR 110VSW709 ON/STAND-BY ON—OFFSW710 CD LID OPEN/CLOSE ON—OFFSW711 FF/PRESET UP ON—OFFSW7

XL-3000V– 2 –This product is classified as a CLASS 1 LASER PRODUCT.Precaution to be taken when replacing and servicing the Laser Pickup.The AEL (Acces

XL-3000V– 20 –Figure 20 BLOCK DIAGRAM (1/6)Q801Q901 Q902Q908 Q907Q861Q802SBADFEOFENVRORFRPRFISRFGORFGCAGCIRFOGNDRFNTEOTEN2VROTEBSELLDOMDITN1TPIFPIFNIV

– 21 –XL-3000VFigure 21 BLOCK DIAGRAM (2/6)2 1 VOLTAGEREGULATOR3 1 3 4 2 1 USWD_5R6VP_CONTD_GND3 2 1 AC INPUTSOCKETAC 110/127/220/230~240V, 50/60Hz AC

XL-3000V– 22 –Figure 22 BLOCK DIAGRAM (3/6)AMGNDFM75ohmsSO301 VSM AM RF OUT OUT ININCUT AM LOWFM/AM FM AFCAM OSCAM OSCFM DETSTEREOSDGND AM IF RE

– 23 –XL-3000VFigure 23 BLOCK DIAGRAM (4/6)VSM AM RF OUT OUT OUT ININCUT AM LOWFM/AM MPX VCO MPX INMO/ST L-CHR-CHFM AFCAM OSC(AM/FM) PHASE PHASE

XL-3000V– 24 –Figure 24 BLOCK DIAGRAM (5/6)1 2 3 4 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 5 6 5 049484746454443424140393

– 25 –XL-3000VFigure 25 BLOCK DIAGRAM (6/6)TC100V 1 2 3 4 7 8 9 1110 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 305 6 31 3233 34 35 36 37 3

XL-3000V– 26 –ABCDEFGH123456• NOTES ON SCHEMATIC DIAGRAM can be found on page 19.Figure 26 SCHEMATIC DIAGRAM (1/10)T1.6A L 250VT3.15A L 250VT3.15A

– 27 –XL-3000V78 9 10 11 12Figure 27 SCHEMATIC DIAGRAM (2/10)4.8V4.8V0V0V4.8V4.8V4.8V4.8V0V0V0V5.1V5.1V5.1V5.1V5.1V5.1V10.2V5V4.8V4.8V4.8V4.8V4.8V4.8V

XL-3000V– 28 –ABCDEFGH123456• The numbers 1 to 15 are waveform numbers shown in page 41.• NOTES ON SCHEMATIC DIAGRAM can be found on page 19.Fig

– 29 –XL-3000V78 9 10 11 12Figure 29 SCHEMATIC DIAGRAM (4/10)5V7.1V3.4V4.1V2V2.1V2.1V2.1V2.1V2.1V2.1V2.1V2.1V2.1V2.1V2.1V2.1V2.1V2.1V2.1V2.2V2.2V1.7V0

– 3 –XL-3000VSPECIFICATIONSSpecifications for this model are subject to change withoutprior notice.FOR A COMPLETE DESCRIPTION OF THE OPERATION OF THIS

XL-3000V– 30 –ABCDEFGH123456• NOTES ON SCHEMATIC DIAGRAM can be found on page 19.Figure 30 SCHEMATIC DIAGRAM (5/10)5V2.5V5V2.1V5.2V5.2V5.2V0V1.5V1.5V0

– 31 –XL-3000V78 9 10 11 12Figure 31 SCHEMATIC DIAGRAM (6/10)0.6V2.3V2.3V (0V)1.3V1.3V4V(2.2V)0V (0.9V)5V2.1V (2.7V)2.1V (2.7V)2.1V(1.2V)3.8V(1.9V)3.8

XL-3000V– 32 –ABCDEFGH123456• NOTES ON SCHEMATIC DIAGRAM can be found on page 19.Figure 32 SCHEMATIC DIAGRAM (7/10)+B+B+B+B+B+B+B1.1V0V0V0.1V0.1V4.1V4

– 33 –XL-3000V78 9 10 11 12Figure 33 SCHEMATIC DIAGRAM (8/10)+B+B+B+B0V0V0V0V0V4.8V4.8V4.76V4.72V0V0V4.9V4.9V4.9V4.9V5V5V5V5V5V4.9V2.5V2.5V2.5V2.5V2.5

XL-3000V– 34 –Figure 34 SCHEMATIC DIAGRAM (9/10)ABCDEFGH123456• NOTES ON SCHEMATIC DIAGRAM can be found on page 19.+B+B+B+B+B+B+B+B+B+B5V3.4V1.6V1.6V1

– 35 –XL-3000VFigure 35 SCHEMATIC DIAGRAM (10/10)78 9 10 11 12+B+B +B+B+B+B+B+B+B+B+B+B+B2.9V3.6V5.7V1.2V2.2V2.3V5V0V0V2.3V5V0V2.4V5V2V0.8V0V0V0V5V5V0

XL-3000V– 36 –ABCDEFGH123456• The numbers 1 to 15 are waveform numbers shown in page 41.Figure 36 WIRING SIDE OF P.W.BOARD (1/5)R122R120R121C601

– 37 –XL-3000V78 9 10 11 12Figure 37 WIRING SIDE OF P.W.BOARD (2/5)R80FR80CR80ER80AC843C849R80BR824C860R862IC804 C858R863R861C887C825R820C826C827C830C

XL-3000V– 38 –ABCDEFGH123456Figure 38 WIRING SIDE OF P.W.BOARD (3/5)C397R379R381C302C349C329C331R323C335C319C305C313C314C303C308C309C304C317C310R358C3

– 39 –XL-3000V78 9 10 11 12Figure 39 WIRING SIDE OF P.W.BOARD (4/5)R708R706R710R711R720B R749R721R702C703R722R728C701R723C702R727R732R729R707R720A R7A

XL-3000V– 4 –NAMES OF PARTS Front panel1. Disc Compartment 2. Volume Up and Down Buttons 3. On/Stand-by Button 4. Function Selector Button 5. Memory/S

XL-3000V– 40 –ABCDEFGH123456Figure 40 WIRING SIDE OF P.W.BOARD (5/5)C167VC168VC122VR101VR115VR116VR102VR190VR188VR184VR103VR195VR187VC141VR181VR185VR1

– 41 –XL-3000VWAVEFORMS OF CD CIRCUITNO DISC FOCUS SEARCH STOP PLAYFOO1 TMAX 1IC802 48pin FO+ 2SBOK2IC804 26pinIC802 12pinFO- 3 DMO 3IC804 27pinI

XL-3000V– 42 –TROUBLESHOOTINGCleaner LiquidCleaning DiscPARTS CODE: UDSKA0004AFZZHOW TO USE1. Using the brush in the cleaner cap, apply 1 or 2 drops o

– 43 –XL-3000VMake sure that the disc is normal, and set the CD TEST MODE (STEP 1).Is the measured voltage as specified in circuit diagram?Check the m

XL-3000V– 44 –Check the PWB pattern between emitter of Q607 and emitter ofQ861.• Laser failure.Is 0V applied to the pin 57 (SEL) of IC802 ?YesNoDoes t

– 45 –XL-3000V• Focus servo sawtooth wave failure.Is +6.2V applied to the pins 21 and 22 (VCC) of IC804 ? Is sawtooth wave output to the pin 48 (FOO)

XL-3000V– 46 –• HF error.YesYesIs output (tracking error signal) obtained at the pins 46 (TEI)and 47 (TEZI) of IC802 the CD TEST MODE "STEP 4&quo

– 47 –XL-3000V• Sled motor operation failure.YesYesIs following sled feed signal output the pin 53 (FMO) of IC802when FF /REW key is pressed after

XL-3000V– 48 –FUNCTION TABLE OF ICIC401 VHiLC75342M-1: Function/Volume Equalizer (LC75342M)1 DI Serial data and clock input pin for control.2 CE Chip

– 49 –XL-3000VIC401 VHiLC75342M-1: Function/Volume Equalizer (LC75342M)67891011 12 13 1415 16 17 18 19 202122232425265272830291234LVrefRVrefCCBINTERF

– 5 –XL-3000V Remote control1. Remote Control Transmitter2. On/Stand-by Button 3. Video CD/CD Button 4. Tuner Button 5. Timer Button 6. Clock Butto

XL-3000V– 50 –1-4 COM3-COM0 Output LCD common output terminal.5-7 VLC3-VLC1 — LCD power supply terminal.8 VDD Input Microcomputer power supply +5V.9 O

– 51 –XL-3000VFunctionTerminal NameInput/Output54 SEG46 P63/A3 Output LED dimmer signal.55 SEG45 P64/A4 Output Fan control signal.56 SEG44 P65/A5 Outp

XL-3000V– 52 –IC801 VHiTA2109F/-1:Servo Pre Amp. (TA2109F)1 VCC — Power voltage terminal2 FNI Input Main beam amp input terminal3 FPI Input Main beam

– 53 –XL-3000VIC802 VHiTC9462F/-1: Servo/Signal Control (TC9462F) (1/3)1* TEST0 Input Test mode terminal. To be opened usually.2* /HSO Output Playback

XL-3000V– 54 –39 AVDD Input Analog system power terminal.40 RFCT Input RFRP signal center level input terminal.41 RFZI Input RFRP zero cross input ter

– 55 –XL-3000V83 DVDD Input D/A converting section power terminal.84 DVR Input Reference voltage terminal.85* LO Output L channel data forward rotatio

XL-3000V– 56 –IC804 VHiMM1469XH-1: Focus/Tracking/Spin/Sled Driver (MM1469XH)In this unit, the terminal with asterisk mark (*) is (open) terminal whi

– 57 –XL-3000V1 VSS Input Ground.2*-4* NC — No connect. Do not connect to these pins.5 VCC Input Voltage supply, 5V.6 DSC_CLK Input Clock for programm

XL-3000V– 58 –45 AOR + Output Right channel output.46 AOR - Output Right channel output.47 AOL - Output Left channel output.48 AOL + Output Left chann

– 59 –XL-3000VICV14 VHiES3883F/-1 :Video CD Encoder (ES3883F)DSC_D7HSYN_BDSC_D6VSYN_BDSC_D5YUV7YUV6YUV5YUV4VCCVSSYUV3DSC_D4YUV2DSC_D3YUV1DSC_D2YUV0DS

XL-3000V– 6 –OPERATION MANUAL 3Within 1 minute, press the PRESET ( or ) button toadjust the hour and then press the MEMORY button.Setting the Clock

XL-3000V– 60 –1 VDD Input Voltage supply for 3.3V.2 RAS# Output DRAM row address strobe (active low).3 DWE# Output DRAM write enable (active low).4-12

– 61 –XL-3000VIC15V VHiES3880F/-1: Video CD Decoder (ES3880F)818283848586878889909192939495969798991005049484746454443424140393837363534333231VCCLA12

XL-3000V– 62 –LCD701: RV-LX0012SJZZ LCD DisplayFigure 62 LCD SEGMENTPinNo123456789101112131415161718192021com1com1z1h1g1a1RECh2g2a2SLEEPh3g3a3RANDOMh4

XL-3000VPARTS GUIDENOTE:Parts marked with “ ” are important for maintaining the safety of the set.Be sure to replace parts with specified ones for mai

PRICERANKDESCRIPTIONNO.PARTS CODENO. PARTS CODEPRICERANKDESCRIPTIONXL-3000VINTEGRATED CIRCUITSIC10V RH-IX0041SJZZ J ROM 256×16,IX0041SJIC11V VHINJM456

NO.PRICERANKDESCRIPTIONPARTS CODENO. PARTS CODEPRICERANKDESCRIPTIONXL-3000VC110 VCKYPA1HB102K J AA 0.001 µF,50VC110V~112V VCKYCY1EF104Z J AA 0.1 µF,25

PRICERANKDESCRIPTIONNO.PARTS CODENO. PARTS CODEPRICERANKDESCRIPTIONXL-3000VC812 VCKYCY1EF103Z J AA 0.01 µF,25VC813 RC-EZD107AF1A J AB 100 µF,10V,Elect

NO.PRICERANKDESCRIPTIONPARTS CODENO. PARTS CODEPRICERANKDESCRIPTIONXL-3000VR358 VRS-CY1JB822J J AA 8.2 kohms,1/16WR359 VRS-CY1JB182J J AA 1.8 kohms,1/

PRICERANKDESCRIPTIONNO.PARTS CODENO. PARTS CODEPRICERANKDESCRIPTIONXL-3000VCNP707 QCNCM998DAFZZ J AB Plug,4PinCNP801 QCNCM037ESJZZ J AD Plug,5PinCNP80

NO.PRICERANKDESCRIPTIONPARTS CODENO. PARTS CODEPRICERANKDESCRIPTIONXL-3000V616 XJBSF30P12000 J AA Screw,ø3×12mm617 XJPSF30P11000 J AA Screw,ø3×11mm618

– 7 –XL-3000V Note:If the TV/monitor does not have a video input, the VIDEO OUTsocket on the unit should be connected to a VCR with a video input,whic

XL-3000VABCDEFGH123456Figure 7 CD MECHANISM EXPLODED VIEW– 7 –302301NM802 702x2307x2306x2NSW801NM801308-2308305308-1308-3704x2303304703701703PWB-C

XL-3000VFigure 8 CABINET EXPLODED VIEWABCDEFGH123456– 8 –SiliconGreaseSiliconGreaseSiliconGreasePWB-A2PWB-A8PWB-A8PWB-BPWB-A7PWB-A3PWB-A1PWB-A6601x22

XL-3000VFigure SPEAKER EXPLODED VIEWABCDEFGH123456SP3 (L-CH)SP4 (R-CH)SP1 (L-CH)SP2 (R-CH)SP3 (L-CH)SP4 (R-CH)TweeterTweeterCapacitor909Capacitor3.3µ

XL-3000V– 8 – 12 Setting the AC voltage selectorCheck the setting of the AC voltage selector located on the rearpanel before plugging the unit into

– 9 –XL-3000V3Press the (OPEN/CLOSE) button to open the disccompartment.tListening to a CD 1Press the ON/STAND-BY button to turn the power on.2Pres