JVC-THG31-ddcs-sm 维修电路原理图.pdf

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1、 REVISION INFORMATION DVD DIGITAL CINEMA SYSTEM COPYRIGHT 2010 Victor Company of Japan, Limited MB713-R003 2010/06 TH-G31A, TH-G31B, TH-G31E, TH-G31EN, TH-G31UG, TH-G31UH, TH-G31UN, TH-G31UX, TH-G41A, TH-G41UX, TH-G61A, TH-G61E, TH-G61EN, TH-G61UH, TH-G61UN, TH-G61UX ? OVERVIEW Add TH-G31UG. ? DETAI

2、LS COVER SECTION Title Line No.MB713 No.MB713 DescriptionRevision Rev.002 Rev.003 Issue Date 2010/01 2010/06 Model No. TH-G31A, TH-G31B, TH-G31E, TH-G31EN, TH-G31UH, TH-G31UN, TH-G31UX, TH-G41A, TH-G41UX, TH-G61A, TH-G61E, TH-G61EN, TH-G61UH, TH-G61UN, TH-G61UX TH-G31A, TH-G31B, TH-G31E, TH-G31EN, T

3、H-G31UG, TH-G31UH, TH-G31UN, TH-G31UX, TH-G41A, TH-G41UX, TH-G61A, TH-G61E, TH-G61EN, TH-G61UH, TH-G61UN, TH-G61UX STANDARD SCHEMATIC DIAGRAMS Schematic Diagram Diagram Name No.MB713 No.MB713 Description Menu FRONT JACK CIRCUIT DAIAGRAM FRONT JACK CIRCUIT DIAGRAM Exploded View Diagram Name No.MB713

4、No.MB713 Description Menu Packing materials and accessories(TH-G41/G31) Packing materials and accessories(TH-G31/G41) RadioFans.CN 收音机爱 好者资料库2 (MB713-R003) PARTS LIST MODEL No. LIST Model No. No.MB713TH-G31A 01 TH-G31B 02 TH-G31E 03 TH-G31EN 04 TH-G31UG 05 TH-G31UH 06 Model No. No.MB713TH-G31UN07 TH

5、-G31UX08 TH-G41A 09 TH-G41UX0A TH-G61A 0B TH-G61E 0C Model No. No.MB713TH-G61EN0D TH-G61UH0E TH-G61UN0F TH-G61UX10 General assembly M1MM Part No. ! Symbol or Part Name DescriptionQtyModels M1MM 9 LG-5900R-D004K LG-5900R-D004G FAN 1 01,02,03,04,05,06,07,08,09,0A,0B,0C,0D,0E,0F,10 M1MM 9 or LG-5900R-D

6、004G LG-5900R-D004K FAN 1 01,02,03,04,05,06,07,08,09,0A,0B,0C,0D,0E,0F,10 M1MM 33 - LG-EBR63693207 MAIN BOARD ASSY (Addition)1 0F M1MM 33 - LG-EBR63693228 MAIN BOARD ASSY (Addition)1 10 Electrical parts list Main board 01 Part No. !Symbol or Part NameDescription QtyModels 01 IC104 - LG-0IPMGKE022B I

7、C (Addition)1 01,02,03,04,05,06,07,08,09,0A,0B, 0C,0D,0E,0F,10 01 IC104 LG-0IPMGKE022B - IC (Deletion)1 0B,10,0F,09,0A,01,08,07,0E,06 01 IC104 LG-EAN60658301 - IC (Deletion)1 0C,0D,02,03,04 01 IC104 or LG-0IPMGKE022B LG-EAN60658301 IC 1 02,03,04,0C,0D 01 IC106 - LG-0IPMGKE047A IC (Addition)1 01,02,0

8、3,04,05,06,07,08,09,0A,0B, 0C,0D,0E,0F,10 01 IC106 LG-0IPMGKE047A - IC (Deletion)1 0B,10,0F,09,0A,01,08,07,0E,06 01 IC106 LG-EAN42369201 - IC (Deletion)1 0C,0D,02,03,04 01 IC106 or LG-0IPMGKE047A LG-EAN42369201 IC 1 02,03,04,0C,0D 01 Q403 LG-0TRAU80008A KTA1504/G/-X BIPOLAR TR 1 01,02,03,04,05,06,07

9、,08,09,0A,0B, 0C,0D,0E,0F,10 01 Q403 or KTA1504/G/-XLG-0TRAU80008A BIPOLAR TR 1 01,02,03,04,05,06,07,08,09,0A,0B, 0C,0D,0E,0F,10 01 Q405 LG-0TRAU80008A KTA1504/G/-X BIPOLAR TR 1 01,02,03,04,05,06,07,08,09,0A,0B, 0C,0D,0E,0F,10 01 Q405 or KTA1504/G/-XLG-0TRAU80008A BIPOLAR TR 1 01,02,03,04,05,06,07,0

10、8,09,0A,0B, 0C,0D,0E,0F,10PTB board 03 Part No. ! Symbol or Part Name Description QtyModels 03 C2D6 - LG-0CH1104H946 C CAPACITOR (Addition)1 01,02,03,04,05,06,07,08,09,0A,0B, 0C,0D,0E,0F,10 03 C2D6 LG-0CH1104H946 - C CAPACITOR (Deletion)1 0C,0D,0B,10,0F,09,0A,02,03,04,01, 08,07 03 C2D6 LG-0RH0000D62

11、2 - CHIP RESISTOR (Deletion)1 0E,06 03 C2D6 or LG-0CH1104H946 LG-0RH0000D622 CHIP RESISTOR 1 05,06,0E Packing and accessories G61 M3MM Part No. ! Symbol or Part Name Description Qty Models M3MM A19 LG-EAA56672101 LG-5010R-L004C AM ANTENNA 1 0B,0E,0F,10 M3MM A19 or LG-5010R-L004C LG-EAA56672101 AM AN

12、TENNA 1 0B,0E,0F,10 Packing and accessories G31/G41 M4MM Part No. ! Symbol or Part Name Description Qty Models M4MM A1 - LG-AFN73972701 INST ASSY (Addition) 1 05 M4MM A19 LG-EAA56672101 LG-5010R-L004C AM ANTENNA 1 01,05,06,07,08,09,0A M4MM A19 or LG-5010R-L004C LG-EAA56672101 AM ANTENNA 1 01,05,06,0

13、7,08,09,0A RadioFans.CN 收音机爱 好者资料库(MB713-R003) 3 Victor Company of Japan, Limited Home Entertainment Business Division Personal AV Operation 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan (MB713-R003) Printed in Japan No.MB713 VSE REVISION INFORMATION DVD DIGITAL THEATER SYSTEM COPYRIGHT 20

14、10 Victor Company of Japan, Limited MB712-R002 2010/02 TH-G51J, TH-G41J, TH-G41C, TH-G31J, TH-G31C, TH-G61C ? OVERVIEW Add TH-G61C. ? DETAILS COVER SECTION Title Line No.MB712 No.MB712 DescriptionRevision Rev.001 Rev.002 Issue Date 2009/09 2010/02 Model No. TH-G31C, TH-G31J, TH-G41C, TH-G41J, H-G51J

15、 TH-G31C, TH-G31J, TH-G41C, TH-G41J, TH-G51J, TH-G61C Cover Illustration ILLUSTRATION(mb712_0001.png) ILLUSTRATION(mb712_0001.png) Category Audio/Video Systems Division Home Entertainment Business Division Personal AV Operation Copyright COPYRIGHT (C) 2009 Victor Company of Japan, Limited COPYRIGHT

16、(C) 2010 Victor Company of Japan, Limited SPECIFICATION 192 - TH-G61 193 - General 194 - Power supply 120 V 60 Hz 195 - Power consumption 130 W 196 - Net Weight 3.6 kg 197 - External dimensions (W H D) 430 76 317 mm 198 - Operating conditions Temperature: 5C to 35C, Operation status: Horizontal 2 (M

17、B712-R002) Title Line No.MB712 No.MB712 Description 199 - Operating humidity 5% to 85% 200 - Laser Semiconductor laser, wavelength 650 nm 201 - CD/DVD 202 - Video system NTSC 203 - Frequency response (audio) 140 Hz to 20 kHz * 204 - Signal-to-noise ratio (audio) More than 75 dB (1 kHz, 20 kHz LPF/A-

18、Filter) * 205 - Dynamic range (audio) More than 75 dB * 206 - Harmonic distortion (audio) 0.5 % (1 kHz, at 1W position) (20 kHz LPF) * 207 - Video 208 - Video output 1.0 V (p-p), 75 ?, negative sync., RCA jack 1 209 - COMPONENT VIDEO OUT (Y) 1.0 V (p-p), 75 ohms, negative sync, RCA jack 1 210 - (PB)

19、/(PR) 0.7 V (p-p), 75 ohms, RCA jack 1 211 - HDMI OUT 480i/480p/720p/1080i/1080p 212 - Tuner 213 - FM Tuning Range 87.5 - 108.0 MHz 214 - Intermediate Frequency 10.7 MHz 215 - Signal-to Noise Ratio 60 dB (Mono) * 216 - Frequency Response 140 - 10,000 Hz * 217 - Amplifier 218 - Stereo mode 155 W + 15

20、5 W (4? at 1 kHz, THD 10 %) 219 - Surround mode(* Depending on the sound mode settings and the source, there may be no sound output.) Front 155 W + 155 W (THD 10 %) 220 - center* 155 W 221 - Surround* 155 W + 155 W (4? at 1 kHz, THD 10 %) 222 - Subwoofer* 225 W (3? at 70 Hz, THD 10 %) 223 - Inputs A

21、UDIO IN, OPTICAL IN, AUX IN, iPod (MB712-R002) 3 Title Line No.MB712 No.MB712 Description 224 - Outputs MONITOR OUT, HDMI OUT, COMPONENT VIDEO OUT 225 - Speakers 226 - Front Speaker Type 2 Way 3 Speaker 227 - Impedance 4 ? 228 - Frequency Response 80 - 18000 Hz 229 - Sound Pressure Level 83 dB/W (1m

22、) 230 - Rated Input Power 155 W 231 - Max. Input Power 310 W 232 - Net Dimensions (W H D) 280 1201 280 mm 233 - Net Weight 4.4 kg 234 - Center speaker Type 1 Way 1 Speaker 235 - Impedance 4 ? 236 - Frequency Response 120 -18000 Hz 237 - Sound Pressure Level 83 dB/W (1m) 238 - Rated Input Power 155 W

23、 239 - Max. Input Power 310 W 240 - Net Dimensions (W H D) 301 118 83 mm 241 - Net Weight 0.9 kg 242 - Rear Speaker Type 1 Way 1 Speaker 243 - Impedance 4 ? 244 - Frequency Response 120 -18000 Hz 245 - Sound Pressure Level 83 dB/W (1m) 246 - Rated Input Power 155 W 247 - Max. Input Power 310 W 4 (MB

24、712-R002) Title Line No.MB712 No.MB712 Description 248 - Net Dimensions (W H D) 311 209 83 mm 249 - Net Weight 0.78 kg 250 - Passive Subwoofer Type 1 Way 1 Speaker 251 - Impedance 3 ? 252 - Frequency Response 40 - 1500 Hz 253 - Sound Pressure Level 82 dB/W (1m) 254 - Rated Input Power 225 W 255 - Ma

25、x. Input Power 450 W 256 - Net Dimensions (W H D) 236 435 391 mm 257 - Net Weight 5.7 kg 259 - Items with * are measured at Front Speaker Terminals in STEREO mode 260 - Designs and specifications are subject to change without notice. STANDARD SCHEMATIC DIAGRAMS Exploded View Diagram Name No.MB712 No

26、.MB712 Description Menu Packing materials and accessories Packing materials and accessories 1 Menu - Packing materials and accessories 2 mb712_m401.svgz PARTS LIST MODEL No. LIST Model No.No.MB712TH-G31C 05 TH-G31J 04 TH-G41C 03 TH-G41J 02 TH-G51J 01 TH-G61C 06 General assembly M1MM Part No. ! Symbo

27、l or Part Name Description Qty Models M1MM 1 - LG-AGL72919608 FRONT PANEL ASSY (Addition) 1 06 M1MM 2 - LG-ADV72931908 FRAME ASSY (Addition) 1 06 M1MM 12 - LG-3300RCH001B PLATE (Addition) 1 06 M1MM 12 or - LG-3300R-V127A PLATE (Addition) 2 06 ! M1MM 16 - LG-MGC58116629 REAR PANEL (Addition) 1 06 (MB

28、712-R002) 5 Electrical parts list Main board 01 Part No. ! Symbol or Part Name Description Qty Models 01 C3C6 - LG-0CK104CKG6A C CAPACITOR (Addition) 1 06 01 L3D2 - LG-0LCCE00042A BEAD FILTER (Addition) 1 06 01 L3D3 - LG-0LCCE00042A BEAD FILTER (Addition) 1 06 Packing and accessories TH-G61 M4MM Par

29、t No. ! Symbol or Part Name Description Qty Models M4MM A1 - LG-AFN73077614 INST ASSY (Addition) 1 06 M4MM A2 - - BATTERY (Addition) 1 06 M4MM A3 - LG-AKB37006111 REMOCON UNIT (Addition) 1 06 M4MM A4 - LG-6850R-PAA5F RCA CABLE (Addition) 1 06 M4MM A5 - LG-EAD60793901 iPod DOC STATION (Addition) 1 06

30、 M4MM A6 - LG-5010R-T001D FM ANTENA (Addition) 1 06 M4MM A7 - LG-EBR61173101 SPK CORD(L) (Addition) 1 06 M4MM A8 - LG-EBR61173102 SPK CORD(R) (Addition) 1 06 M4MM A9 - LG-EBR61173103 SPK CORD (Addition) 1 06 M4MM A10 - LG-EBR61173104 SPK CORD(W) (Addition) 1 06 M4MM A11 - LG-EBR61173105 SPK CORD(RL)

31、 (Addition) 1 06 M4MM A12 - LG-EBR61173106 SPK CORD(RR) (Addition) 1 06 M4MM A13 - LG-EAB60819601 CENTER SPK (Addition) 1 06 M4MM A14 - LG-EAB60799901 FRONT SPK (Addition) 2 06 M4MM A15 - LG-EAB60818401 FRONT SPK STAND (Addition) 2 06 M4MM A16 - LG-EAB60799601 FRONT/REAR SPK (Addition) 2 06 M4MM A17

32、 - LG-EAB51655701 SUBWOOFER (Addition) 1 06 M4MM P1 - LG-MAY62017558 CARTON (Addition) 1 06 M4MM P2 - LG-MFZ47047382 CUSHION (Addition) 1 06 M4MM P3 - LG-MFZ61796853 SPK CUSHION A (Addition) 1 06 M4MM P4 - LG-MFZ61796854 SPK CUSHION B (Addition) 1 06 M4MM P7 - LG-MFZ61796850 SPK CUSHION(BTM) (Additi

33、on) 1 06 M4MM P8 - LG-MFZ61796851 SPK CUSHION(MDL) (Addition) 1 06 M4MM P9 - LG-MFZ61796852 SPK CUSHION(TOP) (Addition) 1 06 Victor Company of Japan, Limited Home Entertainment Business Division Personal AV Operation 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan (MB712-R002) Printed in Jap

34、an No.MB712 VSE SERVICE MANUALCOPYRIGHT 2010 Victor Company of Japan, LimitedNo.MB7132010/1DVD DIGITAL CINEMA SYSTEMMB71320101 SERVICE MANUALTH-G61E, TH-G61EN, TH-G61A, TH-G61UX, TH-G61UN, TH-G41A, TH-G41UX, TH-G31B, TH-G31E, TH-G31EN, TH-G31A, TH-G31UX, TH-G31UN, TH-G61UH, TH-G31UHCOPYRIGHT 2010 Vi

35、ctor Company of Japan, LimitedLead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)TABLE OF CONTENTS1PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-142SPECI

36、FIC SERVICE INSTRUCTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-163DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-174ADJUSTME

37、NT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-205TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-21

38、TH-G61XV-THG61SP-THG51FiPod is a trademark of Apple Inc., registered in the U.S. and other countries.iPhone is a trademark of Apple Inc.TH-G61A, TH-G41Europe onlySP-THG61CSP-THG50WSP-THG61FSP-THG51FXV-THG41TH-G41SP-THG61CSP-THG51FSP-THG51FSP-THG50WTH-G31XV-THG31SP-THG51FSP-THG51FSP-THG61CSP-THG50W1-

39、2 (No.MB713)SPECIFICATIONEX-A15E/EETH-G61 Europe and OceaniaGeneralPower supply220 - 240 V 50/60 HzPower consumption130 WNet Weight3.6 kgExternal dimensions (W H D)430 76 317 mmOperating conditionsTemperature: 5C to 35C, Operation status: HorizontalOperating humidity5% to 85%LaserSemiconductor laser

40、, wavelength 650 nmCD/DVDVideo systemPAL/NTSCFrequency response (audio)140 Hz to 20 kHz*Signal-to-noise ratio (audio)More than 75 dB (1 kHz, 20 kHz LPF/A-Filter)*Dynamic range (audio)More than 75 dB*Harmonic distortion (audio)0.5 % (1 kHz, at 1W position) (20 kHz LPF)*VideoVideo output1.0 V (p-p), 7

41、5 , negative sync., RCA jack 1/ SCART (TO TV)COMPONENT VIDEO OUT(Y) 1.0 V (p-p), 75 ohms, negative sync, RCA jack 1(PB)/(PR) 0.7 V (p-p), 75 ohms, RCA jack 1HDMI OUT480i (or 576i)/480p (or 576p)/720p/1080i/1080pTunerFMTuning Range87.5 - 108.0 MHzIntermediate Frequency128 kHzSignal-to Noise Ratio60 d

42、B (Mono) *Frequency Response140 - 10,000 Hz *AM (for Australia and Asia)Tuning Range522 - 1,710 MHzIntermediate Frequency128 kHzAmplifierStereo mode155 W + 155 W (4 at 1 kHz, THD 10 %)Surround mode(* Depending on the sound modesettings and the source, theremay be no sound output.)Front155 WCenter*15

43、5 W + 155 W (4 at 1 kHz, THD 10 %)Surround*225 W (3 at 70 Hz, THD 10 %)Subwoofer*InputsAUDIO IN, OPTICAL IN, AUX IN, USB, TV-AUDIO (SCART)OutputsMONITOR OUT, HDMI OUT, SCART (for Europe), COMPONENT VIDEO OUTSpeakersFront SpeakerType2 Way 3 SpeakerImpedance4 Frequency Response80 - 18000 HzSound Press

44、ure Level83 dB/W (1m)Rated Input Power155 WMax. Input Power310 WNet Dimensions (W H D)280 1201 280 mmNet Weight4.4 kg(No.MB713)1-3Items with * are measured at Front Speaker Terminals in STEREO modeDesigns and specifications are subject to change without notice.Center speakerType1 Way 1 SpeakerImpeda

45、nce4 Frequency Response120 - 18000 HzSound Pressure Level83 dB/W (1m)Rated Input Power155 WMax. Input Power310 WNet Dimensions (W H D)301 118 83 mmNet Weight0.9 kgRear SpeakerType1 Way 1 SpeakerImpedance4 Frequency Response120 - 18000 HzSound Pressure Level83 dB/W (1m)Rated Input Power155 WMax. Inpu

46、t Power310 WNet Dimensions (W H D)113 209 83 mmNet Weight0.78 kgPassive SubwooferType1 Way 1 SpeakerImpedance3 Frequency Response40 - 1500 HzSound Pressure Level82 dB/W (1m)Rated Input Power255 WMax. Input Power450 WNet Dimensions (W H D)236 435 391 mmNet Weight5.7 kgUSBOutput powerDC 5V 500mA1-4 (N

47、o.MB713)TH-G61 AsiaGeneralPower supply110 - 240 V 50/60 HzPower consumption130 WNet Weight3.6 kgExternal dimensions (W H D)430 76 317 mmOperating conditionsTemperature: 5C to 35C, Operation status: HorizontalOperating humidity5% to 85%LaserSemiconductor laser, wavelength 650 nmCD/DVDVideo systemPAL/

48、NTSCFrequency response (audio)140 Hz to 20 kHz*Signal-to-noise ratio (audio)More than 75 dB (1 kHz, 20 kHz LPF/A-Filter)*Dynamic range (audio)More than 75 dB*Harmonic distortion (audio)0.5 % (1 kHz, at 1W position) (20 kHz LPF)*VideoVideo output1.0 V (p-p), 75 , negative sync., RCA jack 1COMPONENT V

49、IDEO OUT(Y) 1.0 V (p-p), 75 ohms, negative sync, RCA jack 1(PB)/(PR) 0.7 V (p-p), 75 ohms, RCA jack 1HDMI OUT480i (or 576i)/480p (or 576p)/720p/1080i/1080pTunerFMTuning Range87.5 - 108.0 MHzIntermediate Frequency128 kHzSignal-to Noise Ratio60 dB (Mono) *Frequency Response140 - 10,000 Hz *AM (for Aus

50、tralia and Asia)Tuning Range522 - 1,710 MHzIntermediate Frequency128 kHzAmplifierStereo mode155 W + 155 W (4 at 1 kHz, THD 10 %)Surround mode(* Depending on the sound modesettings and the source, theremay be no sound output.)Front155 WCenter*155 W + 155 W (4 at 1 kHz, THD 10 %)Surround*225 W (3 at 7