Technics-SAAX54-avr-sch 维修电路原理图.pdf
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1、CN905E401CP401CP402CP1201CP1202CP1203R572680R5732.7KR5762.7KR5742.7KR571680R575680R462180KR46412KR46068R45656KR45556KR457270R458270R46656KR46556KR461180KR46312KR45968R451220KR454R453R452220KR419100KC57516V22C57116V22C41316V10C46450V4.7C45710V33C45810V33C46350V4.7C45250V4.7C45150V4.7C573560PC576560PC
2、5741000PC4600.022C4626800PC4590.022C406100PC454C453C4650.01C4660.01C4616800PC4561000PC4551000PIC451AN6558FVSSVCCIC602NJM2060DSL_EXTV_SELB+14V-14VSW_EXTSR_EXTTU_LOUTTU_ROUTL_DOUTR_DOUTRS_INSW_OUTSURR_SROUTOVL2SURR_SROUTSW_OUTSURR_SLOUTSL_INR_DOUTC_IN5.6VL_DOUTGND1PHONOR CHL CH6CH_STB76543127345612476
3、5321654321765432171432678523185476141013121198124356787651234IC451PHONO EQ ICIC602BUFFER AMPSR_EXTSW_EXTSW_OUTSL_EXTC_EXTAGNDL_EXTR_EXT100P100P820820CN904312C5780.01JK401R580680C58016V22+12345678R5822.7KC582560PR5812.7KC581560PC57916V22R652680C69163V33R6921.8KIC652C65263V33R6541.8KV_SELAC_EXTL_EXTR_
4、EXT-14V+14VAGNDPH_LPH_R910S_DET6CH_STBSW_MAIN_INMAIN_LINMAIN_RINSURR_COUTSURR_SLOUTSURR_COUTIC652NJM4580DDC5770.01BUFFER AMP+R420100KC41416V10+GNDGNDefklhfmghpqrljihgqrnpklfhntC4L4R4CIRCUIT(CN1201) ONPRO-LOGICTOCIRCUIT(CN401) ONAC-3TO: +B line: -B line: Main signal line: FM/AM signal lineCIRCUIT(CN4
5、02) ONAC-3TOCIRCUIT(CP904) ONPANELTOCIRCUIT(CN1202) ONPRO-LOGICTOCIRCUIT(CN1203) ONPRO-LOGICTOCIRCUIT(CP905) ONPANELTOijapdbSCHEMATICDIAGRAM-8SCHEMATICDIAGRAM-8SCHEMATICDIAGRAM-6SCHEMATICDIAGRAM-10SCHEMATICDIAGRAM-10SCHEMATICDIAGRAM-10SCHEMATICDIAGRAM-7MAIN CIRCUITSCHEMATIC DIAGRAM-1RadioFans.CN 收音机
6、爱 好者资料库CN903CN902CN901CP1204R628100R626100C758100L751100HC626105.6VSEL_STS/C_SPTNR_CESTEREOIFINLIMITTERAF_MUTETNR_CKSURR_CKSURR_DTSURR_CETNR_DTSEL_STSP_ASP_BSURR_CESURR_CKSURR_DTSDV_SELAV_SELBTUN_DTTUN_CKHP_LHP_RRELAYACAC2-27VRDS1234567123745689 10234518762345189 1076D655R6041.8KC602820R68982063V33R
7、690R6031.8KC60163V330.756KOVERDETTTLPowLimC622C621R63625V100R606220R6054.7R647R624220820PR60818PC608220820PC604C603IN3-SGND212322C64224820P100V10100V1047KC619PASS+PASS-IN1-IN2-171918201000P0.01R635R629150KR637150KR638C618R630R631R632120K1K150K180KC615DISP12C6172.2R634SENS-SENS+VDlimRLYIHDET14161513A
8、CVo198DC1011C616GND25V100R63347KIC601RVD1SS133TARK306LFU1150KL6040.147R610Vo2VH-VH+-HOUT+HOUT5476D605C64621Vo33C6120.04710R612C6440.047C6251010C6110.047R64410R611R627100100R62518PC607R60756KR60947L603R645L6024756K18PR643C643C6411.8KR64263V33D617RVD1SS133TAIC601RSN310R36-PPOWER AMP(HIC)OVERLOADBACKUP
9、470KD602D601RK306LFU1D655RVD1SS133TAFM_D651,D652RK306LFU122SGND202119181716151413121110987654321IN2+IN2-VD+VDNC (OPEN)NC (OPEN)RLYSENS-DISPDCOVERDETGNDACVOL1VOL2VH-VH+SENS+IHDET-HOUT+HOUTIC651+R6744.7R697220R656220C654820PC692820PR67247R67147C672 100V10C671100V10C65818PR65856KR69356KC69318PC668 1000
10、PR687150KR688150KC667 2.2R684 470KR681220KR682220KR6796.8KC66625V100R68347KC685 0.01R685 150KD652D651R66447L652L651R66347C6620.047C6610.047R66210R661109 10+14V-14VIC651RSN313H25-PHIC0.70.70.70.7fecbadabrqja btcdiabcegn dc b fhjkmdabckhpqbed(CP902) ONCIRCUITPANELTOPRO-LOGICCIRCUIT(CN1204) ONTO: +B li
11、ne: -B line: Main signal line(CP903) ONCIRCUITPANELTO(CP901) ONPANEL CIRCUITTOahL5gaklSCHEMATICDIAGRAM-10SCHEMATICDIAGRAM-5SCHEMATICDIAGRAM-5SCHEMATICDIAGRAM-5R5: FM/AM signal lineSCHEMATIC DIAGRAM-2RadioFans.CN 收音机爱 好者资料库D704D701D703D702D727D728D721D722D725D726D723D724CP101Q553Q554Q551Q552Q706Q701Q
12、703Q704R5832.7KR58510KR5971KR5842.7KR58610KR5981KR5508.2KR5352.7KR53710KR5961KR5362.7KR53810KR5951KR7117.5KR7126.8KR71439R71339R7081.5KR7061KR707220R7054.7KR726R725820R721R72412KR727R729680KR7803.9R728680KR440 56R44356R545680KC57216V22C58516V22C58616V10C53716V10C53816V10C70916V33C71516V100C70735V100
13、C71250V10C71425V47C705C70475V7500C70375V7500C706Q708Q707MTZJ6R2BTAD707MTZJ16CTAD401C7100.01C7080.01C7110.01C7130.01C7020.1C7220.1C7210.1C4400.01C5350.17.5VSD+14V7126543D6181KR6152.2K2.2KQ652Q6514.7KRVTDTA114ESTQ604100KR639R64010K10K1KR6236.8K10K10K4.7K10KQ6016.8KR621Q60310K4.7K10KQ6026.8KR622R698RVT
14、DTA114ESTQ60510K10KR6132SD1915FTAQ551,552,553,554MUTING CONTROLQ605REGULATORQ604REGULATORQ601,602,603Q651, Q652RELAY DRIVERVTDTA143XSTRVTDTA143XSTRELAY DRIVEQ7062SC1740SQSTAREGULATORQ701Q703,704Q708Q7072SD2374PQAUREGULATOR2SC1740SQSTAREGULATOR2SA1534AQRTAREGULATOR2SB1548PQAUREGULATOR3.3K3.3KMTZJ18CT
15、AR699R614D708D70535V5600P35V5600PD721-7281N5402BM21D701-7041N5402BM21R722560220220MTZJ27DTAMTZJ7R5CTADETR7231/2W 1Q725Q723D731RVD1SS133TAR720 10KQ7244.7K4.7K891011TU_ROUTCETU_LOUTDIDOCLR44247KR44147KRVTDTA114YSTQ7231/2W 1Q724RVTDTC114YSTRVTDTC114YSTQ725SHORT DETECTORSHORT DETECTORREGULATORbp d a mlt
16、kabcddqrhgfeghebacdcfejgmndSL3SR3C3: +B line: Main signal line: -B line(RAN0001MM)TUNER PACKTO: FM/AM signal lineas47K10K10K47K47K10KD732RVD1SS133TASCHEMATIC DIAGRAM-3+-+-+JK601MM771125346RL603125346RL601125346RL604125346RL602E601D771 D772D770D769D774D613RVD1SS133TAD614RVD1SS133TAD611RVD1SS133TAD612
17、RVD1SS133TAQ772Q776Q781R7305.6R7741.5MR76647KR770100KR784150KR78239R771100KR77910KR7784.7KR777150KR775330R77310KR786150KR76910KR7681KR767150K 22R79722KR79822K390390390R617R79412KR79522KR7996.8KR79212KR79112KR79312KC78016V470C77150V4.7C77250V4.7C77916V100C77816V100C7746.3V100C77650V1C77716V220C77516V
18、10Q780Q778Q777Q773C7810.01C7730.1C7010.01+-JK603+-JK602Q774Q77521CP77121BACKUP5.6VRELAYE-BFAN MOTORD771,772,7741K10K10K10KCENTER SPEAKERFRONT SPEAKERSL CHR CHL CHR CHR CHL CHSURROUNDSPEAKERSQ777,7782SA933SQRSTAFAN MOTOR DRIVEQ774RVTDTA113ZSTFAN MOTOR DRIVEQ775Q772,776,781Q780Q773RVTDTA114ESTFAN MOTO
19、R DRIVE2SC1740SSTAFAN MOTOR DRIVE2SA933SQRSTAFAN MOTOR DRIVE2SB621AQSTAFAN MOTOR DRIVER618R619R616390MA700ATAD769,770RVD1SS133TAD768D773D773MTZJ8R2CTAMTZJ3R3ATAD768R776W752810111291234567123W7011234R6L6R6L6C6900.01RL601-604RSY0013M-0tcefghijqpcadb(CN752) ONTOCIRCUITPOWER(W701) ONCIRCUITTOTRANSFORMER
20、C5: -B line: +B line: Main signal lineSR5SL5SCHEMATICDIAGRAM-11SCHEMATICDIAGRAM-11SCHEMATIC DIAGRAM-4FL90154CP902CP9035350 49 4847 4645 444342414039 3837363534336566676869707172737475767778794039383736353433323130292827266416326236146055965875785695510541153125213511450154916481747184619452044214322
21、422341242580IC90110N.CAF_MUTELIMITTERVPFL_AC2FL_AC1HP_RCP9019873465321Z891C91050V22C91250V22ABCDEFG7651243SUR_CEVDDOV1S/CSP_BSP_AGND88SEL_STFM_STSDIF_DATAVIDEO_AVIDEO_BSDT3425671R9101K10KR917C933L901100uHR92910050V10C914D903MTZJ4R7BTAC9030.01Q901D921RVD1SS133TAMTZJ3R9ATAD924C9080.01R921120270R920C92
22、050V1R9224.7KD923RVD1SS133TACIRELAYSUR_CKSCKTNR_CESEL/SEL/TNR_DTSEL_STMMDSURR/OSD_CKSURR/OSD_DTSURR_CEAVSSVREFSDSUR1HELP_LED/RDS_CESUR2VIDEO_BVIDEO_ASEG9SEG10SEG11SEG12SEG13SEG14SEG15SEG16AF_MUTESP_ASP_BS/C_SPVEE6CH_STLOUDNESSRLYKEY1 KEY2THERM/OVLDKEY4OVERLOAD2FMSTWAKERDS_DIREMOTERESETRDS_CKRDS_DTGN
23、DXINXOUTVDDLED_CKLED_DATASFC1SFC2HOLDSEL2TV/VCR2LIMITTERSEG8SEG7INIT_INVOL_DOWNVOL_UPREC_MUTEIF_DATAQ902M38B57M6140FIC901MICROCOMPUTERQ9022SA933SSTAREGULATORRVTDTC114YSTRESET CONTROLQ901MAINCIRCUIT(CN901) ON100R930C91650V1D901R911100KACEFGIJYQPTPVZabcdefNrSEG6SEG5SEG4SEG3SEG2SEG1DEG1DEG2DEG3DEG4DEG5
24、DEG6DEG7DEG8DEG9DEG10TNR_CKBDHHJKLMNOPQRR944 100KR945 100KHP_LHP_GND21BA10g9+14V-14V9SUR_DTTCE10OMWXYgfeWXVadcbKJC9026.3V1000C9010.16.3V1000C9041SS291TAZR9431K100PC91350V10rC89116V100.01C9056.3V100C906100PC993C994100PSDF100KR907IC930 330PC929 330PC928 330PC927 330PC925 330PC926 330PC921 330PC922 330
25、PC924 330PC923 330P100PC932R91310KR9062.2KR908100KR909CF901R9011K312100KR993100KR994RSL0254-FFL DISPLAYFL901TOMAIN CIRCUIT(CN902) ONSEL1TOE22KR912i100PC95547K(CN903) ONMAIN CIRCUITTO: +B Line: -B Line: Main Signal LineSCHEMATICDIAGRAM-2SCHEMATICDIAGRAM-2SCHEMATICDIAGRAM-2k22KR916PANEL CIRCUITSCHEMAT
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