Jvc-THC-30-J-Service-Manual电路原理图.pdf

《Jvc-THC-30-J-Service-Manual电路原理图.pdf》由会员分享，可在线阅读，更多相关《Jvc-THC-30-J-Service-Manual电路原理图.pdf（91页珍藏版）》请在收音机爱好者资料库上搜索。

1、SERVICE MANUALCOPYRIGHT 2006 Victor Company of Japan, LimitedNo.MB5062006/3DVD DIGITAL THEATER SYSTEMMB50620063TH-C30J,TH-C30C,TH-C20J,TH-C20CLead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)TABLE OF CONTENTS1 PRECAUTION. . . . . . . . . . . . . . . . . . . . .

2、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-42 SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-73 DISASSEMBLY . . . . . . . . . . . . . . . . . .

3、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-84 ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-295 TROUBLESHOOTING . . . . . . .

4、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-33XV-THC30SP-PWC30SP-THC40FSP-THC40CSP-THC40SXV-THC20SP-PWC20SP-THC20FSP-THC20CSP-THC20S1-2 (No.MB506)SPECIFICATIONCenter unit (XV-THC30/XV-THC20)*1: This value is measured at Syste

5、m cord CONNECTOR for reference.*2: Corresponding to Linear PCM, Dolby Digital, and DTS Digital Surround (with sampling frequency -32 kHz, 44.1 kHz, 48 kHz)Subwoofer (SP-PWC30)Subwoofer (SP-PWC20)Audio section Total Harmonic Distortion *1 0.02%Digital input *2 DIGITAL IN (DBS) (OPTICAL) : -21 dBm to

6、-15 dBm (660 nm 30 nm)Video section Video System NTSCHorizontal Resolution 500 linesSignal-to-Noise Ratio 64 dBVideo output level Composite : 1.0 V(p-p)/75 S-video-Y : 1.0 V(p-p)/75 S-video-C : 0.286 V(p-p)/75 Component-Y : 1.0 V(p-p)/75 Component-PB/PR : 0.7 V(p-p)/75 Video input sensitivity/Impeda

7、nce (VCR IN) Composite : 1.0 V(p-p)/75 S-video-Y : 1.0 V(p-p)/75 S-video-C : 0.286 V(p-p)/75 USB storage USB specification Compatible with the USB 2.0 Full-SpeedCompatible device Mass Storage ClassCompatible file system FAT16, FAT32Bus power supply Max. 500 mATuner section Tuning Range FM : 87.5 MHz

8、 to 108.0 MHzAM : 530 kHz to 1 710 kHzGeneral Power Requirements AC 120 V , 60 HzPower Consumption 25 W (at operation)0.6 W (in standby mode)Dimensions (W H D) 400 mm 85 mm 316 mm (15-3/4 inches 3-3/8 inches 12-1/2 inches)Mass 3.8 kg (8.4 lbs)Amplifier section Front/Center/Surround 167 W per channel

9、, RMS at 3 at 1 kHz, with 10 % total harmonic distortion.Subwoofer 167 W, RMS at 3 at 100 Hz, with 10 % total harmonic distortion.Speaker section Speaker unit 16 cm (6-5/16 inches) Bass-reflexPower Handling Capacity 170 WImpedance 3 Frequency Range 30 Hz to 200 HzSound Pressure Level 73 dB/WmGeneral

10、 Power Requirements AC 120 V , 60 HzPower Consumption 160 W (at operation)0 W (in standby mode)Dimensions (W H D) 170 mm 411 mm 458 mm (6-3/4 inches 16-3/16 inches 18-1/16 inches)Mass 11.5 kg (25.4 lbs)Amplifier section Front/Center/Surround 135 W per channel, RMS at 4 at 1 kHz, with 10 % total harm

11、onic distortion.Subwoofer 135 W, RMS at 4 at 100 Hz, with 10 % total harmonic distortion.Speaker section Speaker unit 16 cm (6-5/16 inches) Bass-reflexPower Handling Capacity 140 WImpedance 4 Frequency Range 30 Hz to 200 HzSound Pressure Level 74 dB/WmGeneral Power Requirements AC 120 V , 60 HzPower

12、 Consumption 135 W (at operation)0 W (in standby mode)Dimensions (W H D) 170 mm 411 mm 458 mm (6-3/4 inches 16-3/16 inches 18-1/16 inches)Mass 11.5 kg (25.4 lbs)(No.MB506)1-3Satellite Speakers - SP-XTHC30Satellite Speakers - SP-XTHC20Designs should be read as follows ;F901 : T1AH 250V F901 : T1AH 25

13、0VFull Fuse Replacement MarkingFUSE CAUTIONLe symbole graphique (Ce symbole signifiefusible de type a fusion lent.)POUR UNE PROTECTION CONTINUE CONTREDES RISQUES DINCENDIE, REMPLACERSEULEMENT PAR UN FUSIBLE DU MEME TYPE ;Marquage Pour Le RemplacementComplet De FusiblePRECAUTIONS SUR LES FUSIBLESdoit

14、 etre interprete comme suit ;Graphic symbol mark (This symbol means fast blow type fuse.)FOR CONTINUED PROTECTION AGAINST RISKOF FIRE, REPLACE ONLY WITH SAME TYPEAND RATING OF FUSES ;should be read as follows ;F101 : 8A 125VF153 : 10A 125VF154 : 10A 125VF101 : 8A 125VF153 : 10A 125VF154 : 10A 125VFu

15、ll Fuse Replacement MarkingFUSE CAUTIONLe symbole graphique (Ce symbole signifiefusible de type a fusion rapide.)POUR UNE PROTECTION CONTINUE CONTREDES RISQUES DINCENDIE, REMPLACERSEULEMENT PAR UN FUSIBLE DU MEME TYPE ;Marquage Pour Le RemplacementComplet De FusiblePRECAUTIONS SUR LES FUSIBLESdoit e

16、tre interprete comme suit ;fast blow type / type a fusion rapideB5203CN274B5504B5218B5220FC157D151D153B5605D514B5221FC158B5701B5303FC156C164B5224B5223B5304B5222B5606 B5802B5305B5106C523C512D152FC155D154C163B5302B5040D550 D549B5202B5001B5112B5101B5901B5204B5002B5205C503D506B5206B5207D541B5208B5003B55

17、02B5402D601C3715R3727R3720B5035C3720B5036D3706B5219C3716D3708Q3704D3707B5406B5102B5021B5022B2214C3504B5024C3502B5025C161C162D3502B2215L2102R2115B5043D3501C3503D510B5041D551C3602C3604D3602B5042D3601B2023CN372C101FC102D101FC101RY101D515D516D535CN502R3719D3703C3721R685R686R555CN151CN371CN101FW501S901CN

18、102FC103FC104B5301B5201HS151B5225B5803B5306B5505B5004B5607D901L901D902D903PC901D992B4701P901 FC901FC902T901B4301C911C908C904C992C916C912C907C905C909C903C914C913R921R951R901B4302B4101B4202W914C902R922B4146TH901D904R903D956D4811B4305R4811B4306D4705 R4708B4802C4451C4441C4431B4207B4113B4403B4201HS901IC9

19、01 B4605B4507B4407B4133B4135B4211B4320B4212B4321B4138B4139B4140B4141B4214B4217B4149B4218R973Q982B4150B4151R982Q983W921C983D981slow blow type / type a fusion lent(No.MB506)1-7SECTION 2SPECIFIC SERVICE INSTRUCTIONSThis service manual does not describe SPECIFIC SERVICE INSTRUCTIONS.1-8 (No.MB506)SECTIO

20、N 3DISASSEMBLY3.1 Main body3.1.1 Removing the top cover (See Fig.1 and 2)(1) Remove the four screws A (both side) attaching the topcover. (See Fig.1)(2) Remove the three screws B attaching the top cover fromback side. (See Fig.2)Fig.1Fig.2AABFGJG(No.MB506)1-93.1.2 Removing the front panel assembly (

21、See Fig.3 to 5)(1) Disconnect the card wire from front board connectedCN450 and CN451 of main board. (See Fig.3)(2) Disconnect the card wire from operation board connectedCN457 of main board. (See Fig.3)(3) Remove the one screw C attaching the grand wire of frontboard. (See Fig.3)(4) Remove the two

22、screws D attaching the front panel frombottom side. (See Fig.4)(5) Disengage the hook a of bottom side and hook b of bothside of front panel assembly. (See Fig.4 and 5)Fig.3Fig.4Fig.5CCN451 CN457 CN450Dabb1-10 (No.MB506)3.1.3 Removing the DVD mechanism assembly (See Fig. 6 and 7)(1) Disconnect the c

23、ard wire from DVD mechanism assemblyconnected to CN402, CN403 and CN404 of main board.(See Fig.6)(2) Disconnect the connector wire from USB jack board con-nected to CN811 of DVD module board. (See Fig.7)(3) Remove the four screws E attaching the DVD mechanismassembly. (See Fig.6)Fig.6Fig.73.1.4 Removing the tuner pack (See Fig.2 and 8)(1) Disconnect the card wire from tuner pack connected toCN410 of main board. (See Fig.8)(2) Remove the two screws F attaching the tuner pack. (SeeFig.2)Fig.8CN402CN403CN404EECN811CN410