JVC-VSDT6-cs-sch 维修电路原理图.pdf

SCHEMATIC DIAGRAMSNo.21072SCHJun. 2002COPYRIGHT 2002 VICTOR COMPANY OF JAPAN, LTD.Contents Block diagramStandard schematic diagramsPrinted circuit boards2-12-22-12 16VS-DT6 Area suffixJ - U.S.A.C - CanadaCD-ROM No.SML200206CA-VSDT6SP-VSDT6SP-VSDT6COMPACT COMPONENT SYSTEM28 RM-SVSDT8U REMOTE CONTROL STANDBY/ONPLAY MODEREPEATFM MODETREBLEBASSSETCANCELSLEEPDIMMERDISPLAYFM/AMAHB PROCLOCK/TIMEROPEN/CLOSEVOLUMEMD/AUX13691010745+COMPACT COMPONENT SYSTEMVS-DT6RadioFans.CN 收音机爱 好者资料库VS-DT62-2In regard with component parts appearing on the silk-screen printed side (parts side) of the PWB diagrams, the parts that are printed over with black such as the resistor ( ), diode ( ) and ICP ( ) or identified by the mark nearby are critical for safety. (This regulation does not correspond to J and C version.)RadioFans.CN 收音机爱 好者资料库VS-DT62-1ABCD12345CN001PickupCN601IC601RF & ServoamplifierCN102LoadingmotorCN612MCN103CN104LVA10324-01A1Loading motorboardCN101CD switch boardLVA10324-A2Sensor boardLVA10324-A3CN105Traverse mechanismboardLVA10305-01A1SpindlemotorRESTswitchCN611IC801Focus/Spindle/Feed/Tracking/Loading BTLdriverIC251Unit MICOMIC651DSPCN651CD servo boardLVA10306-01A1J5101Headphone outputFeedmotorIC102HeadphoneamplifierQ1102,Q1115Q1202,Q1215HeadphonemutingJ5301AUX. inputCN661IC501Input select&E.Vol controlJ5302AUX. outputQ5101,Q5201Q5301Line out mutingIC301PoweramplifierCN301CN101LVA10319-*A4J3001Speaker L/RCN302CN102J3601Optical outputHVV-H switchIC101AHBQ3101Q3201SystemmutingJ5303Q5302,Q5304System mutingDoor motorCN106IC108Door motordriverCN181Q1920Q1921Fan controlFan motorJ1901AC inputLF191Line filterCN191PowertransformerD1901D1902LVA10319-*A3CN192CN193CN203CN194LVA10319-*A1Main boardIC191US5VRY191Q1908Q1909Q1910Q1931CD8VCD5V+8VBU+5VQ1901Q1912Q1913SW10VBL11VBL10VSW10VQ3801,Q3802Q3806 - Q3810FL -36V&FL control-VPPUS5VFMJ1TU1FM RFL1MW(MW/LW)RF & OSCAMIC2PLLIC3RDSIC1FM DET.&AM DET.FM IFamplifierCN1LVA10319-*A2Tuner boardCN111T1901Powertrans.Subwoofer outputIC701SystemcontrolMICOMVOLDIVOLCLVOLCEMT0,MT1,MTSTUDATA,TUCKTUST,RDSIRDSCK,MPXTUL,TURCDL,CDRAUXIL,AUXIRAUXOL,AUXORLOMUTESMUTEFANSWQ1301HPJSWQ1302CN171CN811IC811FLdriverMICOMDI811FLdisplayFront boardIC812FrontREMOCONSTANDBY LEDKEY LEDSwitch boardLVA10319-*A5OperationswitchCN183LVB10320Moving doorswitchOpen/Close boardLVA10319-*A6CN182Top-ILUMILEDCN802IC802REMOCONJ/C version+BVQ7009 Q7012Top-ILUMI LEDcontrolW8003W8001W8002LVA10319-*A7Q1303HPJSWMain body sectionBlock diagramSMUTESMUTEB/E/EN/EV versionLED boardMMMVS-DT62-2VS-DT6HABCDEFG12345C7006C7002C7001Q7001R7115R7116R7117C7003C7004R7118R7119R7120R7121X7002X7001IC701S8010R8063R7143S8006S8007S8008S8005S8009S8004S8002S8003S8001R7144R7145R7142R7135R7136R7137R7139R7113R7133R7134R7138R7140W8002IC702D7008W8003CN183W8001CN171CN111Q7010Q7003Q7009Q7012R7011Q7004R7009R7007Q7011Q7002R7114R7148R7146R7147R7003C7201R7010R7141R7107R7108R7109R7110R7111R7112L7001L7002K7001C7009D7002Q7008Q7007S8101C7210R7202R7201K7003Q7006Q7005D7010Q7013R7203R7205R7105R7104R7102C7007R7125R7130R7126R7131R7128CN182C7014K7002C7013TH701D7007D7011R7204C7202D7004R7012D7012C7011R7008D7003R7006C7010R7005C7203R7106R7206R7122R7123R7124R7129R7150R7100R7101R7103K7005C7128K7004C7008R7001R7002D7013D7014D7001R7004C7005C7012D7009R8058R8059R8060R8061R8062R7153R8052R8053R8054R8055R8056R7151L7003C7119C7118D7005R7132R7127D70060.127P18PDTA114TKA-X2.2K2.2K2.2K33P33P1K1K2.2K2.2KQAX0283-001ZQAX0401-001MN101CP30AKJ2.2K2.2K2.2K2.2K2.2K2.2K2.2K2.2K2.2K2.2K2.2K100K100KKIA78S06P-T1SS133-T2QGF1205C1-04WJT0074-001AQGF1016C1-17QGF1205C1-13KTA1271/OY/-TNIKTC3199/GL/-TKTA1271/OY/-T47K2SC2412K/R/-X100K10KKTC3199/GL/-T2SC2412K/R/-X2.2K2.2K2.2K2.2K1K0.011K2.2K2.2K2.2K2.2K2.2K1K1KQQL244K-100ZQQL244K-100ZQQR1183-001ZQEZ0229-479Z1SS133-T2DTA114TKA-XKRC102-XQSW0851-0011.52.7K2.7KQQR1183-001ZKRA102S-XKRC102-X1SS355-XDTA114TKA-X4.7K4.7K2.2K10K10K0.012.2K2.2K2.2K2.2K2.2KQGA2001C1-030.1NQR0007-002X100/1610KMTZJ8.2B-T2RD2.4ES/B1/-T247047/16MTZJ5.1C-T233K4.7/5010K1SS355-X10K2.2/5010K47/162.2K4702.2K2.2K2.2K100K15K2.2K2.2K2.2KQQR1183-001Z0.01QQR1183-001Z100/101SS355-X3300.010.011SS133-T202.2K2.2K3.3K4.7K220K2.2K2.2K3.3K4.7K10K12KQQL244K-100Z100P100P1SS133-T22.2K2.2K1SS133-T2VOLDITHERMKEY1THERM+BDOOR1DOOR2DOOR1DOOR2KEY1KEY2TUDATATUSTTUCKMPXRDSCKRDSIFLCLKFLCSFLDATAFLRSTMTSMT1MT0LOCKPOUTTOPLED1TOPLED2REMKEY2FTUSTBLEDHSTBLEDVSMUTEFANSWSAFETYSAFETYCDSTBDIM-VPPF2F1GNDGNDTURGNDTUL9V5VUS5VREMTOPLED2SW10VSTBDIMVOLCETREMCONTVOLCLH-VFANSWPSAVEPOUTTOPLED1MT0CDRXCDTXCDRSTSMUTELOMUTEAHBFTUSAFETYSAFETYCDLOCKMTSMT1PSAVECDTXCDRXCDRSTLOMUTEVOLCLVOLCEVOLDIAHBH-VF1F2RDSIRDSCKMPXTUCKTUSTTUDATAFLDATAFLCSFLCLKSTBLEDHSTBLEDVFLRSTREMTREMCONTTURGNDTUL5V9V-VPP(To D-1 on pages 2-6 and 2-7) (To G-3 and G-4 on page 2-11) (To C-1 and D-1 on page 2-4) (To D-1 on page 2-5) D8012CN802IC802D8018D8015D8017C8011R8044R8043R8042R8041QGA2001F1-06RPM6938-SV4MTZJ10C-T2MTZJ10C-T21.5680680680680RADIO SIGNALSystem control sectionStandard schematic diagramsVS-DT62-3ABCDEFG12345Parts are safety assurance parts.When replacing those parts, makesure to use the specified one.CD SIGNALDIGITAL SIGNALRADIO SIGNALTo G-3on page 2-9(To A-3 and A-4 on page 2-2) Power amplifier/Power supply sectionMAIN SIGNALLINE INPUT SIGNALLINE OUTPUT SIGNALHEAD PHONE SIGNALTo A-4 and A-5on page 2-2To A-1 and A-2on page 2-2C5101Q1911K5302C3314Q1920CN101CN302R3207R3107R3101Q3810R3201IC301Q1915C3101R1221C3201Q1302C1111J1901R1110J5101R1210Q1201R1211C1106C1206CN661C1211IC108C1204R1208C1103C1203R1108Q1101R1111R1305D1302K5303R1203R1103J5301J5302C5201C5207C5107C5102C5202C5103C5203R5101R5201C5204C5104C5205R5305C5105CN106R1301Q1801R5107R5208R5106R5206R5207R5108Q5101Q5201R5103K5301R5301Q5301R5203D1901D1902C1901LF191Q1921CN192C1903C1904C1905C1902C1907C1908C1911Q1914R1114R1931Q1907R1121RY191IC191Q3802Q3801R3801Q1912Q1913L1801S3601EP191D3802Q1301J3001C3802R3802D1301LF511C1104C1906Q3101Q3201C1209C1208C1108C1109R1112R1212R1309R1307Q1102Q1202R1116R1216R1214R1115R1215CN301Q1931D3805CN181C3805Q1901Q3807Q1902Q1904Q3806R3806R3807J3601J5303Q3809Q3808LF521K5304D1803R1902R1903R1904R1911Q1908Q1909R1935Q1115R1118R1218CN102R1933Q5304R5304R5109R5209Q5302R5302C1916EP131R1939R1914Q1903R1913C1912Q1906Q1905C3108C3208Q3203Q3103Q3202Q3102Q3302C5311C5312CN203R1922R3102R3202C3204D1910C3203C3302R3203R3204R3103R3104C3102C3202C3303C3304C3313C3902C3103C3901C3308C3306R3303C3104R3105R3205R3106R3206D3302D3303C5313C5213C5113D1304R1209R1207C1205R1206C1105R1109R1107R1106R1304C1304R1205R1204R1105R1104C1102R5202R5102C5111C5211C5208C5110C5210C5109C5209R5110R5210C5301C5108C5302D3803C1928C3309D1802C3310C5212C5112C3321C5303R1944D1907D1915D1916C1924C1923R1929R1928R1930C1915R1920C3301CN194D1918C1921D1911R1925R1927R1926C1919C1920D1912D1906Q1303D1801C1801C1802R1317R3814R3811R1804R1805K1801C1804D3801C3801D1305R1310R1311C1307C1308C1301R1921D3804R1923C3804C3311R5105R5205R3304R3305C1922CN193C3803IC102C1107C1207C1305R1308R1113R1213C1306C1910C3312R3803C1941R1940D1919D1917C1929C5308C5307D1913C3602C3601C1932IC101C1942CN191R1901C1302R1314R1303D1303C1303R3812R3815R3813R5111R5211C5206R5212R5112LF311LF321C1202C3105C5106C3205C1803R1907D1909C1115C1215L1115L1215R1936R1220Q1910Q1215R1120C1925C1917R1119R1219D1908R1909R1908R1315C1217C1117K1315R1932R1316C5304R5303IC501C5309C1918R1312C1116C1216R1313C1315R1937D1315D1316R1934R1905R1906D1903R1910R1912D1905C1913C1914R1915R1916R1917R1918R1919D1904R1938R1941R1942R3108R3109R3209R32084.7/50DTC144EKA-XQQR1183-001Z0.12SA1037AK/R/-XQGA2501C1-042.2K2.2K6.8kDTA144TKA-X6.8kLA49052SC2412K/R/-X10/353.9K10/35DTA123EKA-X0.001220KQNS0188-001220K2SD2114K/VW/-X10KQGB2027M7-18S0.001LB16412SD2114K/VW/-X10K120KQQR1183-001Z10K10KQNS0186-001QNS0186-0014.7/5022/1622/164.7/504.7/504.7/504.7/5022K22K10/1610/1610/164.710/16QGA2501C1-0251KDTC143EKA-X1K2.2K3.9K3.9K1K2.2K2SD2114K/VW/-X2SD2114K/VW/-XNQQR1183-001Z22KKRA102S-XND5SBA20-S1D3SBA20-S10.1QQR1145-001DTC143EKA-XQGA3901F1-040.10.10.10.10.10.16800/252SA1037AK/R/-X1K1502SC3576-JVC-T3.9KQSK0116-001UPC78L05J-TKRC114M-TKTA1023/OY/-T10KTA1046/Y/2SC2412K/R/-XQQL25CK-221ZQSW0454-001QNZ0136-001Z1N4003S-T5DTA123EKA-X100/633.3KQQR0590-0010.12SD2114K/VW/-X 2SD2114K/VW/-X0.0022NN0.00223.3K3.3K109.1K2SC2412K/R/-X2SC2412K/R/-X2.2K2.2K1K5605602SD468/BC/-TMTZJ6.8C-T2QGA2001C1-024.7/50KTB772/Y/KTC3203/OY/-T2SC2412K/R/-X2SA1037AK/R/-XKTC3203/OY/-T22K22KGP1FA550TZQNN0284-001DTC144EKA-XDTA114TKA-XQQR0590-001QQR1183-001ZMTZJ5.1C-T2111470KTB772/Y/2SC2412K/R/-X2.7K2SD2114K/VW/-X2222QGA2501C1-05680DTA143TKA-X1K10k10k2SD2114K/VW/-X2.2K220PQNZ0136-001Z10K4702SC2412K/R/-X2.7K220PDTC144TKA-XDTA144TKA-X10/2510/25DTA144WKA-XDTA144WKA-XDTC144EKA-X150P150P4.718K18K0.16A10E20.10.00152.22.22.22.20.0010.001N1/5047/25N0.10.0133/16100/3510K0.1150P1000P1000P15K15K47/2547/2515K15K1/503.3K3.3K0.2268K68K150P150P0.00330.10.10.10.17.5K7.5K47/250.003347/251N4003S-T50.011/50MTZJ6.8C-T21/500.0010.0010.011/505.6K100/164.7/5027K3.9K1K47/251K0.022QGA2501C1-050.1MTZJ10C-T256018K22K4.7/5047/25MTZJ13C-T2MTZJ11A-T2DTC114EKA-XDSK10C-T110/50100/2547K2.22.21010QQR1183-001Z0.011N4003S-T5100/631K1K10/5010/5010/254.7MTZJ36C-T24.722/500.147K47K47/25QGA2501F1-060.01BA15218F-W4.7/504.7/50100/2510K56K56K47/168200/250.12.247/25560MTZJ5.6B-T21SS133-T20.010.010.01MTZJ6.8B-T247/250.00110/16NJM4580D-D47/25QGA7901C1-0247/164701KMTZJ5.1A-T222/162.2102.21.2K1.2K0.00565.6K5.6KQQR0797-002QQR0797-0020.220.00330.00560.00330.011KMTZJ7.5C-T2220/10220/10QQL231K-470YQQL231K-470Y1502.7K2SC2412K/R/-X2SD2114K/VW/-X2.7KN0.012.2K2.2K1K1K2.2K0.010.01QQR1183-001Z3302.2K0.00147KLC75342M-X0.0147/254700.010.014700.0225.6K1SS133-T21SS133-T21.5K1501K4.7K560MTZJ10A-T20.0147/258.2K1K1.2K15K6.8KMTZJ5.6C-T21K82K47K5.6K5.6K5.6K5.6KDTA144WKA-XDTA144WKA-XVOLDIMT0MT1LOMUTETUORTUOLAUXOLLOCKAHBAUXILAUXIRMTSSMUTINGCDLAUXORCDRHPJSWHPMUTINGVOLCEDIG.TXTUILVOLCLTUIRCDRXCDRSTCDTXVOLCESW10VSAFETYFTUPOUT-VPP9V+BHPJSWLOMUTELOCKHPMUTINGSAFETYCDSAFETYVOLDIH-VPSAVEVOLCLH-VTUIRPOUTTUILFANSW5.6VGNDDIG.TXAUXIRCDRTUORAUXORAUXILCDLTUOLAUXOLMTSMT1CDTXCDRSTSAFETYCDRXSAFETYCDFTUMT0AHBSMUTEF1F2VS-DT62-4VS-DT6HABCDEFG12345RADIO SIGNALFM RADIO SIGNALAM RADIO SIGNALTU1C25R43CF3R5CF1C49C6C51C7CN1C12C11R15R17C14C15C13L1C9C58C16R29R41R21R28C54R9C22R27CF2C45R38C44C50C42R39C43R37C21C36C23C24C18D1T1D2D3D4C57C20Q5Q1R1C48J1C17R31R8210R33R3R4R2C2R23R25IC2R14R16C5X1R24R26IC1R10C46C47R34C34C32C31C40C35R36C39C38R35C37R7C30R18C41C33R19C8R20R22C19C77C53C4R13R40R6R60C60QAU0161-001100/163.9KQAX0610-001Z47QAX0677-001Z470P0.0011/500.001QGF1205C1-09LC72136N0.047/160.1/163.3k1k10/1612P12P0.0010.047/1612P10K3.3K5.6K10K0.047/16100150P10KLA1838QAX0677-001Z10/1656K10/1622/160.02256K0.02210K0.022/161/50150P150P0.47/501SS133-T2QQR0793-0011SS133-T21SS133-T21SS133-T20.0011000PQQR0796-002DTA114YKA-X560.0022QNB0153-0010.00391K200270470K3303300.01/161.8k330100K4.7K0.01/16QAX0402-00110K2.2K2.2K0.027/251/50470.022/160.047/1622/1610/160.047/163.3K1/500.22/505.6k1/5012100/161K10/160.047/161K0.0011K4.7k0.047/16680P22/500.01/1610K2SC1623/5-61-X24K1.5k0NC(To E-5 on page 2-3) Tuner sectionFront end diagramVS-DT62-5ABCDEFG12345CD SIGNALDIGITAL SIGNALR801R802R809R808C821C822CN651R805R803C802C253C677C608C273R288C681IC251R631C631Q631R666R632R635R634C632C815C816C633R287C603C604CN652Q651R602R601C602C601R636Q652C682R608R607CN612R263C683IC651R262R679R667R678C661C651X651C652CN001R804R291C673C653C676R682R683CN611Q673CN601D292R675C863R861R863R862C864R864D601C861C862D602R264R265X251R671D603R286C003C607C002IC291R285R255R260R258R261C261R681VR001C001R269R813R812CN102CN105CN101CN104S101CN671CN103S102R617D101C617Q101R101S103TP2TP1R251R252R253R254R257R259C658IC801IC601C812C814C801C811C813C678C621C614C615C611C612C623C624R268C255C610C668R604C606C256R284C605R603R272R661R651C657C655R652R653R273R665C656R662R663R664C663C664C665C680R677C679R275C292C270R274R668R619C622C291R811R672R605R655R673C819R656R658R276C272C271R685R292R293R657D668C685R270R618R659K655K656K657K658R669C667R613R611R282R281R283C254R256R654C6162.7k1.5k2.2K27K0.1/16220/10QGB2027L4-18X15K4.7k1000pNI0.1/16NI0.1/161K68pUPD780024AGKB622.210/162SA1037AK/RS/-X1003.9103.90.1/161/101.5/6.30.0221K0.0220.022NINI82k220kNINI150NINI47k47kQGF1036F1-071kNIMN662790RSC1kNI4.7NI470p1pQAX0599-001Z1p10k10k100/6.30.1/160.1/161k1MQGF1036F1-06NIQGF1036F1-15MA112-X100.00276805606800.0027560NIQAR0218-0011000p1000pNI1k1kQAX0664-001Z680k1SS355-X1K0.1NI1XC62HR3502P-X1k1k1k1k0NI01k0.11K1.8k1.5kQGF1016F2-07WQAR0219-001QGF1016F3-06QGA1501F2-04WQGA1501F2-04WNSW0174-001XNIQGA1501F2-02WNSW0174-001X1.5kGL100MN0MP-X330pPT100MF0MP-X180QSW0859-001QAR0217-0011k1k1k1k1k1k0.1/16LA6575H-XAN22000A-WNINI0.022NINI0.1/160.1/160.039/160.00270.1/160.1/160.1/16100/6.31K0.1/160.056/160.047/16220k82pNINI270p39k10k47k1k100/6.30.1/161k1k10k1000.1/1668k68k3300.0220.0220.15/160.1/16NI100/6.310k1/16NI6.8k1.5MNI100/6.3HDU-1101/1647kNI00NININININI100p100p68k11NININI2.2KNI20kNQR0007-002XNININI5.6k0.47/165.6k5.6kNININI47/101k1k0.0018REVFWDB+D/RFDETBDOFERFENVCDINDEX/SW1LD+A+CA+CARFFF-F+T+T-B+DEFTBALSQCK/SW3KCMNDKCLKMSTATKCMNDKCLKMCSMRDYTEFLAGFBALTVDECMECSTRDFODECMRFENVFETBALFBALOFT/RFDETBDOECSCDTNOFODGCTL/RESTCDCOPYIREFx4OFTMCLKMSTATMDATALRCKCDEMPTRDSRDATA/DRMUTESM-MLD/SW2IREFx4BCLKSM+/SW3GCTL/SW2/RESTFM+TEFM-LD-TVD/SW1/DMUTEFWDREVSTAT/RESETEARFBLKCKT-T+F-F+SUBQSM-SM+FM+CDINDEXFM-LD-FLAGLD+/DRMUTECDTNOMCSMRDY/RESETSTATSUBQ/DMUTESQCKMLDMDATAMCLKBLKCKSRDATACDEMPCDCOPYLRCKBCLKTo A-2on page 2-4CD servo control sectionVS-DT62-6VS-DT6HABCDEFG12345IC811C802CN811Q821R876R875R871C814C813Q817C807Q816R891R892R893D803D804D802D805D806D807D808D809D810D801D812C810R879Q804D813D814D815IC812D816C801D817D818D819D820D811Q806Q801Q802Q803Q805Q815C805C803C804X811C808C811C812DI811R862R806R807R886R881R808R809R810R811R812R813R814R815R816R817R818R819R820R821R822R823R824R825R826R827R874R877R869R865R870R866R872R868R867R828R829R830R831R832R833R834R882R878R835R895R896R864R861R897R863R801R873R885R894R805R890R804R803R802C809C806MN101CP35DKB0.01QGF1016F2-17WDTC114TKA-X1.2K1.2KNI100P/50100P/50KRC102S-X100/6.32SA1037AK/R/-X1K1K1K100P/501.2KDTC114TKA-XRPM6938-SV4100/6.3DTC114TKA-XKRC102S-XKRC102S-XKRA102S-XKRA102S-XDTA114TKA-X0.01/504.7/504.7/50NAX0248-001X0.01/50100P/500.01/50QLF0100-001560NINI680680NINININININININININININININININININININI6806806806806806801.2K00NININININININI680680100K1K1K5605601K560NI6806801KNI6.8KNININI47P/500.01/50G13REMFROFLCLKFLCSFLDATAFLDATAFLCSG5G6G7G8G9G10G11G12FLCLKP1P2P3P4P5P6P7P8P9P10P11KEYDIMMERKEYLEDHKEYLEDVSTBLEDHSTBLEDVSTBLEDVSTBLEDHFLRSTFLRSTG14KEYLEDHG2G3P12P13P14P15P16P17P18P19P20P21P22P23P24P25P26P27P28P29P30P1P2P3P4P5P6P7P8P9P10P11P12P13P14P15P16P17P18P19P20P21P22P23P24P25P26P27P28P29P30P31P32P33P34P31P32P33P34KEYDIMMERKEYLEDVG4REMFROG13G12G11G10G9G8G7G6G5G4G3G2G14P35P35(To E-5 and F-5 on page 2-3)FL control sectionVS-DT62-7ABCDEFG12345 R1905 C1102 C1103 C1104 C1105 C1106 C1107 C1108 C1109 R1121 C1111 C1115 C1116 C1117 C1202 C1203 C1204 C1205 C1206 C1207 C1208 C1209 R1221 C1211 C1215 C1216 C1217 C1301 C1302 C1303 C1304 C1305 C1306 C1307 C1308 C1315 C1801 C1802 C1803 C1804 C1910 C1911 C1913 C1914 C1915 C1916 C1917 C1918 C1919 C1920 C1921 C1922 C1923 C1924 C1928 C1929 C1932 C3101 C3102 C3103 C3104 C3108 C3201 C3202 C3203 C3204 C3208 C3301 C3302 C3303 C3304 C3