Jvc-THR-3-Service-Manual电路原理图.pdf

SERVICE MANUALCOPYRIGHT © 2005 Victor Company of Japan, LimitedNo.MB442B2005/8DVD DIGITAL CINEMA SYSTEMMB442B20058TH-R3,TH-R1Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)TABLE OF CONTENTS1 PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-42 SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-43 DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-44 ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-55 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5VOL SOURCEENTER1 2 34 5 67 8 90VOLVOL SOURCEENTER1 2 34 5 67 8 90VOLXV-THR1 XV-THR3SP-THS66CSP-THS66F SP-THS66F SP-THS66SSP-THS55CSP-THS55FSP-THS55SSP-PWR3 SP-PWR1Area suffixB - U.K.E - Continental EuropeEN - Northern EuropeEV - Eastern EuropeEE - Russian FederationEF -FranceEL - Southern EuropeThe DVD mechanism was changed. The corresponding product have a discernment sign.1-2 (No.MB442B)SPECIFICATIONXV-THR1/XV-THR3*1 Corresponding to Linear PCM, Dolby Digital and DTS Digital Surround (with sampling frequency -32 kHz, 44.1 kHz,48 kHz)GENERAL Power requirement AC 230 V, 50 HzPower consumption Power on 40 WPower off 6 WTemperature Operating 5°C to 35°C (41°F to 104°F)Storage -20°C to 60°C (-4°F to 140°F)Operating position Horizontal onlyDimensions (WxHxD) 435 mm × 70 mm × 318 mmMass 3.6 kgVIDEO/AUDIO Recordable disc DVD-RAM 12 cm (4.7 GB/9.4 GB)DVD-RAM 8 cm (1.4 GB/2.8 GB)DVD-R 12 cm (4.7 GB)DVD-R 8 cm (1.4 GB)DVD-RW 12 cm (4.7 GB)DVD-RW 8 cm (1.4 GB)Recording format DVD-RAM DVD Video Recording formatDVD-R DVD-Video formatDVD-RW DVD-Video format, DVD Video Recording formatRecording timeMaximum 8 hours (with 4.7 GB disc)(XP) Approx. 1 hour(SP) Approx. 2 hours(LP) Approx. 4 hours(EP) Approx. 6 hours(FR) Approx. 1 hour - 8 hoursPlayable disc DVD-RAM 12 cm (4.7 GB/9.4 GB)DVD-RAM 8 cm (1.4 GB/2.8 GB)DVD-R 12 cm (4.7 GB)DVD-R 8 cm (1.4 GB)DVD-RW 12 cm (4.7 GB)DVD-RW 8 cm (1.4 GB)DVD VIDEOMusic CD (CD-DA)Video CDSuper Video CD (SVCD)CD-R/RW (CD-DA, Video CD/SVCD formatted discs, MP3/JPEG format-ted discs)Audio recording system Dolby Digital (2 ch)Linear PCM (XP mode only)Video recording compression system MPEG2 (CBR/VBR)INPUT/OUTPUT S-video input Y 1.0 Vp-p, 75 C 0.3 Vp-p, 75 Video input 1.0 Vp-p, 75 (pin jack)Audio input -8 dB, 50 k (pin jack) Corresponding to mono (left)Audio input*1 Optical (DIGITAL IN) -21 dBm to -15 dBm (660 nm ±30 nm)Coaxial (DIGITAL IN) 0.5 Vp-p, 75Audio output -8 dB, 1k (pin jack)21-pin SCART connectors IN/OUT × 1, IN/DECODER × 1i.Link 4-pin for DV inputComponent video output Y 1.0 Vp-p, 75PB/PR 0.7 Vp-p, 75 Corresponding to copy protectionTUNER/TIMER TV TUNER Tuning system Frequency synthesiser tunerChannel coverage VHF: 47 MHz-143 MHz/143 MHz-470 MHzUHF: 470 MHz-862 MHzRADIO TUNER Tuning Range FM: 87.50 MHz to 108.00 MHzAM(MW): 522 kHz to 1 629 kHzTIMER Clock reference QuartzProgramme capacity 1 year programmable timer/8 programmesMemory backup time Approx. 10 min.(No.MB442B)1-3Subwoofer (SP-PWR1/SP-PWR3)Satellite Speakers (TH-R1)Satellite Speakers (TH-R3)Design & specifications subject to change without notice.Amplifier section Front 140 W per channel, RMS at 4 at 1 kHz, with 10 % total harmonic distortion.Center/Surround 130 W per channel, RMS at 4 at 1 kHz, with 10 % total harmonic distortion.Subwoofer 140 W, RMS at 4 at 100 Hz, with 10 % total harmonic distortion.Speaker section Speaker unit 16 cm Bass-reflexPower Handling Capacity 140 WImpedance 4Frequency Range 30 Hz to 200 HzGeneral Power Requirements AC 230 V, 50 HzPower Consumption 135 W (at operation)0 W (in standby mode)Dimensions (W × H × D) 170 mm × 411 mm × 459 mmMass 11.7 kgFront speakers (SP-THS55F) Speaker unit 8.0 cmBass-reflex, Magnetically ShieldedPower Handling Capacity 140 WImpedance 4Frequency Range 80 Hz to 20 kHzDimensions (W × H × D) 106 mm × 119.5 mm × 102 mmMass 0.51 kgCenter speaker (SP-THS55C) Speaker unit 5.5 cm × 2Bass-reflex, Magnetically ShieldedPower Handling Capacity 140 WImpedance 4Frequency Range 80 Hz to 20 kHzDimensions (W × H × D) 209 mm × 85 mm × 92 mmMass 0.85 kgSurround speakers (SP-THS55S) Speaker unit 8.0 cmBass-reflexPower Handling Capacity 140 WImpedance 4Frequency Range 80 Hz to 20 kHzDimensions (W × H × D) 111.5 mm × 148 mm × 106.5 mmMass 0.56 kgFront speakers (SP-THS66F) Speaker unit 5.5 cm × 2Bass-reflex, Magnetically ShieldedPower Handling Capacity 140 WImpedance 4Frequency Range 90 Hz to 20 kHzDimensions (W × H × D) 250 mm × 1 104 mm × 250 mmMass 2.6 kgCenter speaker (SP-THS66C) Speaker unit 5.5 cm × 2Bass-reflex, Magnetically ShieldedPower Handling Capacity 140 WImpedance 4Frequency Range 90 Hz to 20 kHzDimensions (W × H × D) 320 mm × 75 mm × 92 mmMass 0.9 kgSurround speakers (SP-THS66S) Speaker unit 5.5 cm × 2Bass-reflexPower Handling Capacity 140 WImpedance 4Frequency Range 90 Hz to 20 kHzDimensions (W × H × D) 250 mm × 1 104 mm × 250 mmMass 2.5 kg1-4 (No.MB442B)SECTION 1PRECAUTIONPlease refer to “TH-R3, TH-R1 (No.MB442)“ about this section.SECTION 2SPECIFIC SERVICE INSTRUCTIONS2.1 HOW TO IDENTIFY MODELS2.1.1 NAME PLATESECTION 3DISASSEMBLYFor the 3.2 DVD mechanism assembly, the disassembly method of a DVD mechanism does not correspond to the product withwhich the DVD mechanism was changed.Please refer to “TH-R3, TH-R1 (No.MB442)“ about other items.Discernment sign(No.MB442B)1-5SECTION 4ADJUSTMENTFor the 4.6 Taking out a disc, please follow this procedure about how to taking out a disk of the product with which the DVD mech-anism was changed.Please refer to “TH-R3, TH-R1 (No.MB442)“ about other items.SECTION 5TROUBLESHOOTINGPlease refer to “TH-R3, TH-R1 (No.MB442)“ about this section.4.6 Taking out a disc4.6.1 Method 1There is compulsive tray ejection mode by electric operation.(1) AC Plug is pulled out at once and inserted again.(2) It is displayed on FL display as “PLEASE“ and “WAIT“ blink alternately, and while it blinks, pushing the EJECT button of a mainbody is continued.(3) After a while, a tray opens (About 20 seconds).(4) A disk is removed, the tray is pushed, and a tray is made to close.(5) “PLEASE“ and “WAIT“ blink alternately and it is displayed in FL indicator, and it will be in a standby state.(6) If the POWER button is pushed, it will usually be operating.4.6.2 Method 2When the disc cannot be removed by operating above “Method 1“, open the front door of the main body manually and directly pressthe EJECT button located in the lower right of the drive unit.4.6.3 Method 3When neither “Method 1“ nor “Method 2“ can remove the disc, the tray can be ejected mechanically without turning the power on.(1) Open the front door of the main body manually.(2) Insert a fine wire (e.g. a straightened paper clip) into the hole in the lower part of the tray of the drive unit.(3) As the tray ejects a little, pull out the tray manually.4.7 Exchanging the fittingAs the fitting that comes with the service drive unit cannot be used, make sure to attach a service fitting when the drive unit is exchanged.The fitting that is removed from the old drive unit can be attached to the new drive unit.The fitting can be removed by pulling upwards while opening out the lower part of the fitting outwards.FittingTrayFront door Tray Hole EJECT Button(No.MB442B)AV & MULTIMEDIA COMPANY AUDIO/VIDEO SYSTEMS CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,JapanVictor Company of Japan, LimitedVPTPrinted in Japan3-1PARTS LIST* All printed circuit boards and its assemblies are not available as service parts. TH-R3 TH-R1Area suffixB - U.K.E - Continental EuropeEN - Northern EuropeEV - Eastern EuropeEE-Russian FederationEF - FranceEL-Southern EuropeCombination XV-THR3 SP-THR3TH-R3B EKEUEYBTH-R3ETH-R3ENTH-R3EVTH-R3EEEVEEEZEREENEFEFELTH-R3EFTH-R3EL EEKEUEYBEVEEEZEREENEFEFEL ECombination XV-THR1 SP-THR1TH-R1BTH-R1ETH-R1ENTH-R1EVTH-R1EETH-R1EFTH-R1EL3-22 3-243-283-303-323-343- 23- 63-20- Contents -XV-THR3/XV-THR1 Exploded view of general assembly and parts list (Block No.M1)Electrical parts list (Block No.0109)Packing materials and accessories parts list (Block No.M2)SP-PWR3/SP-PWR1Speaker assembly and parts list(Subwoofer) (Block No.M3)Electrical parts list (Block No.10)Packing materials and accessories parts list (Block No.M4)(SP-PWR3 B,E,EN,EV,EF)Packing materials and accessories parts list (Block No.M5)(SP-PWR1 B,E,EN,EV,EF)Packing materials and accessories parts list (Block No.M6) (SP-PWR3 EE)Packing materials and accessories parts list (Block No.M7) (SP-PWR1 EE)No.MB442B3-2Exploded view of general assembly and parts listBlock No. MMM147323834!4457274042554944485041373636273556534541455144395455444427273326444352383345455860602848!DIGITAL BOARD ASSYAUDIO DSP BOARD ASSYbbbbaaaaJACK BOARD ASSYcdeeeecccffgCN5303CN5001gd463428282828424241MAIN BOARD ASSY!42664131!bfbbffbfffff3-3CLI D SUBASS'Y( FRONTSIDE )( REAR SIDE )ATTACHING TO FRONT PANEL.NOTE) INSERT FFC WIRE TO THE CONNECTOR BEFORE PUT IT ON THE JIGS.NOTE) WHEN YOU FIX ANY PWB WITH THE SCREW.FRONT PANEL SUB ASS'YFRONT PANEL ASS'Y>PSPS<REAR SIDEFRONT SIDE1213151418196359WR1WR6WR761WR3WR2WR9WR4WR8WR56230303029296464512112211332987102523242422202116161719 19!65WR10CN1102from SW/JACK P. AY(CN7008)MAIN PWB ASS'YCN5001CN5303CN4001CN4101CN4102CN1101CN1102CN4103FANST1CN1801ASS'YDIGITAL PWBCN2201CN8603CN8601CN8600AUDIO DIP P.AYCN1CN4104CN3003CN3002(CN7001)from DISPLAY/SW P AY from DISPLAY/SW P AY(CN7002) (WR7101/WR7151)from SW/JACK P. AYCN5302X4201IC8601FFC WIRE in the root of the connector.NOTE) Lock the connector after inserting LockDRIVE UNIT REAR SIDE613-4General AssemblyBlock No. M1MMSymbol No. Part No. Part Name Description Local 1 LV11091-002A FRONT PANEL2 LV40301-002A FELT SPACER FOOT(x2)3 E69897-002 CUSHION (x2)4 LV35801-001A FRONT LENS L5 GN40020-002A JVC MARK6 LV35802-001A FRONT LENS R7 LV21967-003A FL LENS A 1EK,3EK7 LV21967-002A FL LENS A1EF,1EL,1ER,1EU,1EY,1EZ,3EF,3EL,3ER,3EU,3EY,3EZ8 LV35803-003A DOOR9 PU60109 CATCHER10 LV35804-001A POWER BUTTON11 LV35805-001A BAR12 QYSDSF2006ZA TAP SCREW PANEL+BAR(x3)13 LV35806-001A LID BASE14 LV35807-001A LID BAR15 LV35808-002A LID LENS 1EF,1EK,1EL,1ER,1EU,1EY,1EZ15 LV35808-003A LID LENS 3EF,3EK,3EL,3ER,3EU,3EY,3EZ16 QYSDSF2006ZA TAP SCREW BASE+BAR(x2)17 LV35809-001A LIGHT LENS18 LV35810-003A LENS COVER19 QYSDSF2006ZA TAP SCREW LENS+COVER(x3)20 LV21968-001A MAIN BUTTON21 LV35811-001A CURSOR22 LV35813-001A LIGHT GUIDE23 LV35814-001A LG COVER24 QYSDSF2608ZA TAP SCREW LG COV+PNL(x2)25 LV44187-003A SPRING LID BASE 26 LP21361-002A TOP COVER (SERVICE)27 QYSBSGY3008NA TAP SCREW TOP SIDE(x4)28 QYSBSGY3008NA TAP SCREW TOP REAR(x5)29 QYSDSF2608ZA TAP SCREW FL PWB+PNL(x3)30 QYSDSF2608ZA TAP SCREW SW PWB+PNL(x5)31 LP21348-201B FITTING(DVD) 32 LP10578-001A BOTTOM CHASSIS33 QYSDSG3008ZA TAP SCREW BTM SIDE(x2)34 QYSSST3006ZA TAP SCREW FRONT+BTM(x2) 35 LP21362-024B REAR PANEL 1EF,3EF 35 LP21362-012B REAR PANEL 1EK,3EK 35 LP21362-016B REAR PANEL 1ER,3ER 35 LP21362-011B REAR PANEL 1EL,1EU,1EY,1EZ,3EL,3EU,3EY,3EZ36 QYSDSF3008NA TAP SCREW FAN(x2)37 QAR0349-001 COOLING FAN38 LP30002-0K1A SPACER FOOT(x2) 39 LP31485-001A PROTECT SHEET40 LP21364-001A DVD BKT41 QYSDST3006ZA TAP SCREW DRIVE(x4)42 QYSBSGG3006ZA TAP SCREW DVD BKT(x4) 43 LV44381-001A BARRIER44 QYSBSGG3006ZA TAP SCREW MAIN PWB(x6)45 QYSBSGG3006ZA TAP SCREW DIGI PWB(x4)46 QYSBSGG3006ZA TAP SCREW DSP PWB(x2)47 QYSBSGG3006ZA TAP SCREW DV PWB48 QYSBSGY3008NA TAP SCREW FM/AM TU(x2)49 QAU0278-003 TUNER 1ER,3ER49 QAU0347-001 TUNER1EF,1EK,1EL,1EU,1EY,1EZ,3EF,3EK,3EL,3EU,3EY,3EZ50 QYSBSGY3008NA TAP SCREW DIGITAL AUDIO(x2)51 QYSBST3004NA TAP SCREW TV TUNER52 PEME0946-08 SPACER DSP53 QYSDST3006ZA TAP SCREW SYSTEM54 QYSBSGY3008NA TAP SCREW COMPONENT55 QYSBSGY3008NA TAP SCREW SCART(x4)56 QYSBSGY3008NA TAP SCREW ANALOG AUDIO 57 QMP51K0-170-K POWER CORD 1.7m BLACK 1EK,3EK 57 QMP4A10-170-K POWER CORD 1.7m BLACK1EF,1EL,1ER,1EU,1EY,1EZ,3EF,3EL,3ER,3EU,3EY,3EZ58 QQR0491-001 FERRITE CORE AC CORD59 QQR0917-001 CORE FILTER DVD REG60 LP41256-001A GASKET TOP COVER(x2)61 QZW0004-001 WIRE CLAMP (x2)62 QQR0717-004 FERRITE CORE FOR DV63 QQR1674-001 FERRITE CORE FOR DSP64 LV30225-0M7A SPACER FOR DSP65 LP41241-005A 500SPACER WFACE JR5-FFC