JVC-HXGD8-cs-sch 维修电路原理图.pdf
SCHEMATIC DIAGRAMSHX- GD8Contents Block diagramStandard schematic diagramsPrinted circuit boards2- 12- 22- 11 to 15CD- ROM No.SML200407COMPACT COMPONENT SYSTEMNo.MB277SCH2004/7COPYRIGHT 2004 Victor Company of Japan, Limited.Area suffixB - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - U.K.E - - - - - - - - - - Continental EuropeEN - - - - - - - - - - - Northern EuropeEV - - - - - - - - - - - - - Eastern EuropeEE - - - - - - - - Russian Federation CA- HXGD8SP- HXGD8SP- HXGD8RadioFans.CN 收音机爱 好者资料库In 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2-1Block diagramT001Trans.CN200S1F001S2S4FL1,FL2F101F102F104FW202FW204AC INPrimary with mains transformer sectionCN212/CN213CN214D204D205D206D207+/- VHBRIDGES1S4D208D209D210D211+/- VLBRIDGED212D213D214D215S4BRIDGEVH-VHVL-VLS4HS4LFL1FL2MAINSUB WOOFERSPEAKERTERMINALMLMRSWLSWRCN201CN207HPLHPRVL,-VL,DCS4H,S4LSURROUNDVH,-VHVL,-VLS4HCN202FANQ20637VREG.37VVHQ230 to Q234H/P MUTEHPMUTEHPSWQ212FAN DRV.CCTDC regulatorSpeaker terminalsectionFANSPDSURROUNDHPMUTESTATUSHPSW,PRTFANCTRLLEVELCN217CN610CN710RDS circuitsectionCN513CN511CN503CN110REC/PBERASEHEADIC32AUDIO SIGNALPROCESSORL301BIAS OSCRECL,RECRPBL,PBRIC33SERIAL TO PARALLELPORT EXTENSIONSDATASCKSTTAQ302,Q305BIAS OSC/CONT.Q375,Q376SOLENOIDDRIVEREC/PLAYFREQUENCYRESPONSE Adj.PBMUTE,RECHRECBMBSOLCTRLIC1REELPULSEMMOTORSPEED Adj.MBRREC,FRECPLAY,TAPEPHOTOPHOTO+BCN32CN33CN34MFW100SW1,SW2SW5,SW6SWITCHCN42Q371,Q372MOTORDRIVEMOTORSOLENOIDSOLSOLPLAYPHOTOKEY1Pre-amplifier and bias / Tape deck mechanism control sectionCN43IC200,Q210FAN REG.STATUSIC526HPFMAINLMAINRIC401VOLUMEIC534 SWITCHTULTURTDATASDATATUCLKTUCEFMDETPBL,PBRIC466IC467LPF &MIXAMP.IC485BOOSTAMP.SWINQ541Q542MUTEQ515 to Q517SW VOLUME& MUTEQ540SMUTE9VM9VS5V5.6VRECLRECRIC442 PHYTHMAXIC801MICONS/TDATA,S/TCLK,SLCCESLCPLAY,PHOTO,SLCKEYPOUTFSPEED,SURRHPMUTE,HPSWSTATUS,PRTFCTRL,LEVELVOLDAVOLCLKVOLCE1FW900CN812CN802CN803CN902FL1FL2+37VIC954 FL DRV.IC955INV.DI,BKCLKBP1 to P36G2 to G11FL900DISP.Q950Q951G1,G12Q220 to Q222PROTECTOR-VH,DCPRTFW901FW902CN31CN912FW901D913STANDBYLEDS926S927S928SWITCHFW902KEY4SBYLEDKEY2XS908 to S925SWITCHD908 to D912D1LED to D5LEDJS958,JS960,JS962ROTARY ENCODERCN813SOUNDMODE+/-PRESET+/-,VOL+/-D1LED to D5LEDKEY1,KEY2,KEY2XD900 to D907S900 to S907SWITCHIC951REMOCONRECEIVERKEY3LED1 to LED5REMINJ910MIC 2/AUX INIC956AMP.ECHO1,ECHO2User control keys sectionFW211Headphonejack sectionJ1001CN205S2CN208CN206S4HFAN+FANCTRLLEVELFAN-IC600MAINPOWERAMP.MLMRCN600VL,-VLSURROUNDIC6705.6VMICOMS4HS4LDVDPONIC650DVD5VREG.5.6VS5VB5VMAINLMAINRPOUTIMPAudiomain amplifieroutput sectionFW218IC700SWPOWERAMP.SWL,SWRCN700VH,-VHVL,-VLIC750MOTOR8VS4HS4HIC7609VREG.M9V9VSWINPOUTIMP,DCFW216Audiosub wooferamplifieroutput sectionCN501CN44S929S930SWITCHExternal inputSource selectswitch sectionFL displaySystemcontrolsectionUser control keys sectionREMIN,ECHO1,ECHO2,LATBKEY1 to KEY4,S/WLED,SMLEDSURRLED,SB1LED,SB2LEDFLDATA,FLCLK,BK,SM+,SM-RSEARCH,FSEARCH,BUZZERD1LED to D5LED,VOL+,VOL-BASS1BASS2BZ900BUZZERDCJ200IC201DRVERIC451MECHACONTROLLORIC301DV2.1IC505 SDRAMIC509FLASH ROMIC452EEPROMA,B,C,D,E,F,RF+,LPC1,LPC2F+/-T+/-FM+/-WOUTVOUTUOUTCOMLD(CD)LD(DVD)CLSWT1 to 5STSTSWMTOPSWPOSMUPPOSMDNMTOP, MTCLLSENSORSTEDSWFAOUTLFAOUTRQ101Q102Q103Q104S2UDT,U2SDTSCLK,SCS,UCSDISCSETDISCSTPEXDAT0 to 15EXADT0 to 15EXADR16 to 20NEXCE,NEXOENEXWEDISPRSTDISPBUSYDISPCSDISPCKDISPD2SDISPS2DCPURSTMA0 to 11BA0, BA1MDQ0 to 15DQM0, DQM1NCSM,NRASNCAS, NWEMCKEPDIEPDOEPCSEPSKX35127MHzLPCO1LPCO2CDLDCURDVDLDCURSPDRV,TRSDRVFODRV,TRDRV/DRVMUTE/SPMUTEFG,VHALF TRVSWIC701DACAOUT 0LRCLKDACPDNDAC0CSDCLK, DDATADAC1OUTDAC2OUTDAC3OUTDAC4OUTDAC5OUTTXLRMUTEDVD servo / DVD system control sectionLOADERASSYCN451CN452CN453CN101CN201TRAMECHAASSYIC453RESETCPURSTCN501CN503AOUT0LRCLKDACPDNDAC0CSDCLKDDATACN111FL,FRQ543 to Q545MUTECN512IC100VIDEODRV.J1102COMPONENTVIDEO OUTYO,COCB,CRVIDEO-RGBVIDEO-LPFY/C-MIXMUTE1,MUTE2CN502Y,Cb,CrVideo outputsectionCPURSTCPURSTTX(SPDIF)DAC1OUT(YOUT)DAC2OUT(CbOUT)DAC3OUT(CrOUT)DAC4OUT(COMPOUT)DAC5OUT(COUT)DISPS2D,DISPD2SDISPCK,DISPCSDISPBUSY,DISPRSTAVC,TDATA,SDATATUCLKTUCEAUXLAUXRS1100SWITCHNTSCPALIC802EEPROMEEDAEECLKYoutCoutCrOUTCbOUTCOMPOUTJ108J123SPDIFOPTICALOUTCOMPUAV LINKAVCMSAFETYMPONFANSPDQ952SBYLEDSBYLEDLATBTUNERCN1CN560IC560RDSDEMOD.RDSDATARDSCLKFMDETJ1100SCARTTERMINALR/C,G,B2-2SHEET 1(SHEET 2)(SHEET 2)Standard schematic diagramsPrimary with main transformer sectionParts are safety assurance parts.When replacing those parts makesure to use the specified one.R275R275R201C206FW202R277R276T001D203F102F102D201Q201FW204F001D200F103RY3C200Q200T001T002F101FW204R203F104FW202C280F001F103R277F101F104C205C205CN200CN200C201C204C202C203D202R2025R64R73.3M0.1QUM154-21DGZ44R74R7QQT0425-002IN4003S-T5T6.3AL8A-125V1N4003S-T5KTC3199/GL/-TQJK015-082614T2.5AL1SS119-041-T2T3.15ALQSK0124-0010.0047/250KTC1027/OY/-TQQT0425-001QQT0253-002T6.3ALQJK015-0826141KT1ALQUM157-21DGZ40.016.3A-125V3.15A-125V5R68A-125V1.6A-125V0.10.1QGA7901C1-02QGA7901C1-0247/16470/6.347/500.0047MTZJ6.8C3.3kDGNDFL1S3CTS2S2FL1S2FL2S2FL2S4S4S4S3CTCTS1S1SGNDCTS1S1S4CTS4SUB5VECOSGNDS4CT!2-3SHEET 2Parts are safety assurance parts.When replacing those parts makesure to use the specified one.DC regulators / Audio output section(SHEET 1)(SHEET 1)(SHEET 4)(SHEET 3)(SHEET 3)(SHEET 3)(SHEET 4)IC750R751R236C210B2612IC760IC660R242CN214R750Q221Q220R736R737Q706R735C719R600FW705R267R269C267C263D231R761CN213D212D215R220IC201D213C268C269C270C271C264D214C265C260C261Q216B6110IC200R268R266C266C262R221EP201CN201Q230Q232Q602Q231Q233Q234R250R251R252R253R633R634C604R752CN205R226C620C601B7005D208D211D209D210D207D205D204D206J200IC700C700C701D702D703Q701Q700Q702R714R712D704C702C703R730R720R719R729R728R727R603C610C708C710C711C709C718Q705C207B2952R618R619Q604C226D222D220R615R617C600IC670IC600R622R623C621C609R609R613D603D221IC650C227R626Q205Q751R212Q206C230R628D224D225R710Q752CN212Q215R635R636R755C616C619Q603C614Q601C622D600CN700R238R239R237R204R205C750C751D750Q210CN202C660R240R241C761R243C240C241D240Q222C661R738CN600D660D237B2502FW216C214R234CN206CN207R227C238L250R262R261R265R264C651C237D650R661RY2RY1D261D260C215D661FW218CN208R760B2108R222C216R255R254C602R601R229R230R231R232D227D228D229D230R224R228R225C232Q750D226R223C209R206C212R260C220R263R207C213R208C217C219R209C218C221R700R701R702R703R704R707D700D701C603R705R706Q703R713R711R715R716R708R709C705C706C704R717R718R726R725R731R732R722R724R723R721R602C611R734R733C715C714C717C716C712C713D706D705L701L702Q704R605R607C225R211D223R621R616R620C612C613L601R604C671R606D671D670R671Q212C605C606C607R608R610R611R614C650R625R624R627R213R214C229C231C228R629C707C670R631R632R630R612C208C234C236D235C235D234CN610R233CN511R753R754R756D751C617C618D602D601C615C608L602Q600CN710D760C7604.7K8200/16KIA7809APIKIA7805API10KQGA3901C1-0882K100K10K10/501K4R74R70.1uF0.1uFQGD2504C1-04Z1N5402M-201N5402M-20270KIA7812API1N5402M-201000P1000P1000P1000P1N5402M-20KIA317PI4R74R70.1uF0.1uF10QNZ0136-001ZQGD2504C1-04Z2SC3576-JVC-T2SC3576-JVC-T2SC3576-JVC-T2SC3576-JVC-TKRA111M-T4.7K4.7K4.7K4.7K82K100K10/35QGD2504C1-03Z1K0.082220PQNB0193-002STK412-400220P220PKTA1023/OY/-TKTC1027/OY/-TKTC3200/GL/-T10K10K10/3510/3556K1K1K56K10101K10P4.7P0.0220.0224.7P1/500.01/1001M3.9K2SK301/PQ/-T100/631N4003S-T51N4003S-T556K1010/35KIA7805APISTK432-07047K15K0.22/50220P10010KMTZJ2.4B-T2MTZJ6.8B-T2PQ05RD2110/2556KKTC3199/GL/-TKRA110M-T47KTC2026/OY/0.0110MTZJ18B-T2MTZJ20B-T21KKRC102M-TQGD2504C1-03ZKTC3200/GL/-T10K20K10K10P0.0220.022KTA1267/YG/-T1/50MTZJ9.1B-T2QGB2510K1-124.7K4.7K4.7K474710/50220/16MTZJ10B-T2KRC102M-TQGA2510C1-0310/5010K100K10/50100K10/5047/16KTA1267/YG/-TKTC3199/GL/-TKTC3199/GL/-T10/50KTA1267/YG/-T100KQGB2510K1-11MTZJ8.2B-T2MTZJ13B-T2QJK015-1018140.01/1001KQGA3901C1-10QGB2510K1-1310K10/504.7uH470/2510/50MTZJ5.6C-T21KQSK0109-001QSK0109-0010.01/100KTC3199/GL/-TQJK015-111814QGA3901C1-110.1/250KTC3199/GL/-T470470220P47K15K15K22K22K2.4K47K47/25KTA1046/Y/MTZJ5.1B-T23.3K8200/25100K0.1/250100K100K0.01/250100K0.01/250MTZJ15B-T2MTZJ15B-T21033KMTZJ36B-T2MTZJ36B-T2220P0.220.22KTA1268/GL/-T10K10K100K2.2K56K56K0.10.1470P1K1K101082082047K5.6K5.6K47K47K47/6347470.0470.0470.0470.04747/6347/630.390.39KTC3199/GL/-TKTC3199/GL/-T0.220.2247/50100K1N4003S-T54.7M101.2K0.0470.0470.390.22220/100.22MTZJ6.8B-T21KKTC3203/OY/-T100/5010/5010/5033K100102200.332.2K47K1.2K100K22/5022/5010100/1010/5047K2.2K22010K0.01/100100/2510/16MTZJ15C-T20.0047MTZJ12C-T2QGB2510J1-111KQGB2510J1-1610K10K1KMTZJ5.1B-T20.0470.04747/63100/500.39KTC3199/GL/-TKRC102M-TQGB2510J1-12MTZJ10B-T210/50POUTSURROUNDFAN-ECOM9VSURROUNDMAINLS3CTMAINRDGNDM9VS5V/B5V-VHIMPS2SWINVHMRSWR-VHDCDVDPONS4MTR.GNDMLVLVLS4SWRSWL37VSUB5VPAGNDS2S1-VLPOUTVLFAN+SWLFL1AGNDS4CT-VL9VSWGNDML5.6VPAGND5.6VMAINRS1STATUSAGNDMAINLVHMRIMPPOUTS4LDVDPONMTR.GND9VDCDVD.GNDAGNDDCDGNDDCS5V/B5VSWINS4HSWGND-VLSWFBCTIMPFL2AGNDHPSWHPMUTEFANCTRLS12VFANSPDHPLHPRHPSWLEVELPRT2-4SHEET 3Parts are safety assurance parts.When replacing those parts makesure to use the specified one.External input / Source selector switch section(SHEET 5)(SHEET 2)(SHEET 2)(SHEET 2)To TUNER(SHEET 4)(SHEET 4)(SHEET 9)(SHEET 9)(SHEET 8)(SHEET 6)(SHEET 8)CN560IC125C461C116CN44C114R544R1165C115IC425CN217J123C123R545R123CN503R110IC580CN661C112C571C567C572C568C113R120R122R119R121C111C110Q111R118CN502D580R117CN715L123C595R429IC801C1999C556R1164Q426R573CN110L124Q594D802Q535R599R563R124R813R1163R564D801Q567R527Q568CN802R818C597R817R816CN111R819R820R526Q543R440Q544CN43C555C433R569R475R570R577C477IC467R436R580R567R581R582R435R583R576R458R428C427R568J108R821C476R479C473R473C474C475C471C472C495R478C492C428C488Q487C432C486Q584R487C489C487R489R490C493Q585Q486R494R495R499C491R103R500R852Q100Q485C103C104R102R836C580C588R451Q540X801R558R430D595C581R517R515R518R516IC802R890C812CN803CN501IC582R893D581R894C526R896R414R531C527R530R541C536R897C802R895R859R860R542R485R834R835R521R522C497R887CN801R847C806C807D804R425R426Q804C528C529R528C533C532R476Q802C809R865C467C811D809Q803D806R898J576C464C593C466C575L580R504R899R1151R1150R1152R1153R1154R1155Q425C496R415S1100C462Q442D567D805R858R855R854R853R851R850R849D807D808IC581D582Q545R557R556R439C596C583R438R596TW02TW01R597C546C545C544C425C543IC486R579Q801R892C582R519C570C124Q595Q110R111R112R116R115D594C419R441R595C431C410IC401C420C409C402R406R408C422R802C430R803R805R891R407R804R806R409C421C401R594C418D100R468C416R807C414R808D108R809R575C412R574R812R810C417C415C413C411C407C405C403R886C408C803R822R825R554C550C553R555C406C499C549R598C404C469R885C594R401R403R402R405R404R578C577IC426R584R470R469Q101R459R585C578R586R587Q580R536Q581C569Q582R572R471Q583R472R427R481C126R477R480R589Q534R474C470R590C468D467C108D466R588R592R591R593D485R491R492C490R823R486R488R503C463R493R496R497R565D486R498C494R501C485IC485C589R412C100C102R101R100C101B5109C534IC534R833D583Q517R571R432R433Q542R537R434C127D577R832D576Q516R413R841Q515D515D516R889R888D585D813C576D814IC442R533R842R843C801R827R828D586R829R830R1161C451C447R861R482C540R540C446R532R1160R840R520R839C453R838R837R844R831R1159R502R824R845R826C805R1158D803R846C804IC526R863R1157C531R535R534R529C530R466R467C808D811R864C810C454C460C450C457R884R883R882R881R880R879Q541R877R445R878R876R875R874C459R873R872R871C455R870R869R868R867C574R866C452C456C458R443R444R447B5174R446C498C423C443C442IC466R442R448R449R450R454R452R455R453R456Q805R857R856R848C125D125C585C586C584QGF1205F1-11BA33BC0T0.47/500.1QGF1205F1-10220/104.7K1K0.1NJM4565M-WEQGB2510J1-13QNS0089-001220p4.7K220QGB2510J1-05100KPQ033EF02SZQGF1036F1-1710/50470/10220p0.022220p10/501k100k1k100k0.010.1UN2213-X0QGF1205F1-21MTZJ3.9B-T20QGD2504C1-03Z2.2uH1/5010KUPD78F4218AGF1.510/35220UN2115-X10KQGF1036F1-262.2uH2SD601A/RS/-XUN2213-X2.2MQRZ9006-4R7X4701K2201.2KMTZJ5.1B-T2KTA1267/YG-T100KUN2211-XQGF1205F1-2322033p2201kQGF1036F1-061k1K100K2SD1328/ST/-X10K2SD1328/ST/-XQGF1205F1-0910/35100p1K220k1K18k100/16NJM4565M-WE10K1.0K1K1.0K1.0K10K1.0K18k030K47/251KGP1FA553TZ1K0.01522K0.22100K0.0272200p4.7/504.7/5047/5022K47/1647/250.12SD601A/RS/-X100p0.082UN2115-X5.6K47/160.122k100pUN2213-X2SD601A/RS/-X220k47k47/1647K47k1K2SD601A/RS/-X2SD601A/RS/-X33P0.00182.2M1K470/100.0110KUN2113-XQAX0724-001Z1K10K470/6.322K22K2.7K5.1KBR24L01AF-W-X10K0.01QGF1205F1-15QGB2510K1-16KTC3200/GL/-T1K1N4003S-T51K10/351K100k10k10/3510k10K100/161K30P1K22022010K120K1.2k1.2k1k1.3K100KQGF1210G1-074.7K220/6.3470/6.330K30KUN2111-X0.0150.015220K10/3510/35220kUN2211-X4.7/501K4.7/50100/6.3MTZJ4.3B-T2UN2115-X1KQNN0420-00110/252200/104.7/501000PQQL231K-221Y10K1K1K1K1K1K1K1K2SD1328/ST/-X47/16100kQSW0454-0010.22/50KTC3199/GL/-T2202201K1K220220220BA33BC0TMTZJ3.9B-T2UN2113-X10k10k10K1/5010/2547K100k10k11111NJM4565M-WE82kUN2211-X1K10/2510k0.001220pUN2215-XUN2211-X10k10k2.2K2.2K10/251K100k10/2510/25LC75342M-X10/2510/25100/2520K15K470p1K0.00681K1K1K20K1K1K15K470p470p6.8k2.2/5043K10/251K10/252201N4003S-T51K1K47/2522K1K2202.2/5010/2510/2547/252700p0.10.11K2700p0.0221K1K4.7K47p1/504.7K0.10.002747p47k0.10.0471K1/501K1K1K3.6K3.6K82k220pNJM4565M-WE2.2K270K43K2SD601A/RS/-X6.8K2.2K220P2.2K2.2KUN2211-X10KUN2211-X0.001UN2211-X100k100KUN2211-X100K10K8.2K0.156K10KUN2213-X100K0.0082100K0.22100/6.34.7K10K4.7K100K22k1001/501K22k8.2K47/25100100k5.6K100k2.2/502700.039NJM4565M-WE0.01100k1/500.02222100K680P47/16CD4066BM-X1kMTZJ5.6B-T22SD1328/ST/-X100k10K10K2SD1328/ST/-X22K10K0.11k2SD1328/ST/-X100k1k2SD1328/ST/-XMTZJ3.9B-T2MTZJ3.9B-T21K1KMTZJ6.8B-T22200pJVC8011-X15K1k1k27P1K1K1K1K10K10/2510/251K82k10/251K10/2515K10K1K10K1K4.7/502202201K1K10K100k1K100K1K110K3300.01NJM4565M-WE1K10K0.01551K51K220K0.0153.3k3.3k0.222.2K0.224.7/5010/2547/2510/2510K10K10K10K10K10K2SD1328/ST/-X10K6.2K10K10K10K10K4.7/5010K10K1K2.2/501K1K1K100K0.0110K0.02710/2510/254.7K6.2K10K10K47/25100/2510/2510/25NJM4565M-WE4.7K5.6K100K100470K2.2M470K15KUN2111-X1K1K1K470/6.3MTZJ3.9B-T20.10.1470/6.3FAOUTLRECLSWFBRDSCLKRELAY9VSLCCERDSDATAMAINLDISPCSRECRCOMP_OUTHPMUTEFAOUTRPRTFAOUTLDVDPONSURRS/TDATAFAOUTRECO1CDRDISPRSTDISPD2SCDLHPSWFCTRLSWFBLRMUTELEVELYoutMAINRFMDETSTATUSS/TCLKCoutSLCKEYSLCPLAYPHOTOAUXLFSPEEDPBRCrOUTDISPCKAVCBCTRLVS3POUTDISPD2SMSINPOUTCbOUTLRMUTESPDIFDVDPONVS1DISPCKDISPD2DAUXRPBLVSWMIC_MUTEVMUTE2VRGBINT/PRGYCMIXVMUTE2YoutCoutCrOUTCbOUTSUB_5VINT/PRGYC_MIXCOMPOUTM.SAFETYEECLKEEDARESETTUCEINHHPSWREMINPRTRDSCLKMSI5VSPDIFDISPBUSYVPPDISPS2DDISPBUSYMGNDMRELAYRELAY5.6VD5LEDD4LEDD3LEDSB1LEDSB2LEDSURRLEDSMLEDS/WLEDS5VECHO2DISPCSDISPRSTS.BOOSTNTSC/PALECHO1SM-RESETSM+INHECO1ECORSEARCHFSEARCHD1LEDD2LEDBASS2BASS1DVDPONPBLFRAUXLVOLCE1SPIDISPS2DSMUTEMICMSIVOLDAVOLCLKTDATATUCEBASS2FRCDRPBRTURSLCKEYCDLDISPD2DFLTULAUXRDISPD2SSAFETYVS3DISPCKS/TCLKSB1LEDS/TDATAMSINTULTURDISPCKEEDASB2LEDSURRLEDSMLEDS/WLEDEECLKM.P.ONVMUTE2MICECHO2M.SAFETYMSIM.P.ONECHO1VRGBTDATATUCEAUXREEDAEECLKNTSC/PALKEY4PHOTOBASS1AUXLKEY3FLDATAVOL-VOL+RECLFSEARCHRECRFLCLKVOL+SABCTRLSM-SM+RSEARCHSMUTEHPFOFFRSEARCHFSEARCHD1LEDSM+SM-STATUSHPSWSAD2LEDD3LEDD4LEDD5LEDKEY4KEY3S/TDATAVOL-KEY1KEY2KEY2KEY1LATBKEY2SLCKEYLEVELPHOTOBUZZERSPIF