Technics-SHEH790E-sp-sch 维修电路原理图.pdf
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1、121110987654321ABCDEFGHSH-EH790(E) FL CIRCUIT DIAGRAMSCHEMATIC DIAGRAM-1A1256789 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 4346 47FL DISPLAY44 4549 50534854123456789 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30313233343536373
2、839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100KEY1KEY2SP INSP ASP BSP CSA CSDSP RSTDSP CSDSP SNSDSP ACKDSP CKDSP DODSP DIJOGAJOGBCNVssRESETNCNCVssX INX OUTVccNCNCLED CFOLED CFGBR93 DATABR93 CSBR93 CKSYNCSA REQSA CKSA DOS
3、A DILED SSSLED DPLLED SPOLED SPGLED 3DOLED 3DGLED MROLED MRGLED VROLED VRGP1P2P3P4P5P6P7P8P9P10P11P12P13P14P15P16P17P18P19P20P21P22P23P24P25P26P27P28P29P30P31P32P33P347G6G5G4G3G2G1GVEECD & DECK DICD & DECK DOCD & DECK CKNCCD REQDECK REQCD & DECK CSAVssVREFREG IN0REG IN1FL CIRCUITA B C D EFL601(A2BD0
4、0000041)F GHIJKL M N O PWR S TU VYQXZR623100KC606470PC607470PC608220PX601(4MHz)132n m kjihfedbaZY XIC601C2BBGF000434SYSTEM CONTROL/FL DRIVEHIJK L M N O P Q RTV W X Y ZabdeghSUfijm npqrtR622100KR6812.2KQ601UN4211TARESETR6061KR6031KR6021KR6011KR607220R608220R619680C6026.3V1000C6100.01C61150V3.3D605MA1
5、65TAC61316V22C62816V22C61216V22C62716V22NOTE:The number which noted at the connectors on the schematic diagram asSCHEMATIC DIAGRAM-1 or SCHEMATIC DIAGRAM-2indicates the schematic diagram serial number located on the left corner in the schematic diagram.C6010.1L60110HD6011SS291TAR6820R611100R6092.2KR
6、6103.3KR6161KR6171KC6090.01D6041SS291TAR618100KR60410KR60510KD6031SS291TAD6021SS291TAD655D654C6031000PR6135.6KR6141KR6151KR66747KA B C D E F GABCDEFGHIJKLMNPSTUVWR676100KR675100KR677100KR678100KR679100KR680100KR671100KR672100KR673100KR674100KnpqrtmjihgfedbaOQRrqpD652MA165TAC61535V33C61416V10D610MA16
7、5TAD609MA165TAR6621KC6256.3V100R664330R663330C61635V33R6860C6041000PC60535V33MA165TAMA165TAgC6260.047IC602M62457AFPE1SPEANAAMP1213345678910111221345678FW602BDSP DIOSP INPUTDSP CKDSP ACKDSP RSTDSP SNSDSP CSA.GNDCD REQCSS CLKS DATADECK REQSYNCFL2FL1SA DATASA CLKCS/ REQD.GND+B(5.6V)ToMAINCIRCUIT(FW601A
8、)on SCHEMATICDIAGRAM-5/40-A,BBFW601BToMAINCIRCUIT(FW602A)on SCHEMATICDIAGRAM-2/9-HBC62050V0.1C62150V0.1R648100KR649100KC6220.1R650100KR6511KC6230.1C6180.01C6190.01D606MA165TAR624180R625180R626180R627180R628180R629180D617SML79455C(SUPER SOUND EQ)D616SML79455C(CENTER FOCUS)D615SML79455C(VIRTUAL REARSU
9、RROUND)D614SML79455C(MULTI REARSURROUND)D613SML79455C(SEAT POSITION)D612LNJ301MPUJAD(DOLBY PRO LOGIC)D611LNJ301MPUJAD(SUPER SURROUND)R65510KR65410KR6534.7KR6524.7KR65747KR66122KD607MA165TAR66047KD608MA165TAR65610KR6594.7KR6584.7KQ602Q603Q604Q602-6042SC3311ATAINTERFACER6362.2KR6351.8KR6341.5KR6331.2K
10、R6321KR631820S606(VIRTUAL REARSURROUND)S605(CENTER FOCUS)S604(SUPER SOUND EQ)S602(DOLBYPRO LOGICOFF/ ON)S601(DISPLAY MODE)R6422.2KR6411.8KR6401.5KR6391.2KR6381KR637820S603(SUPERSURROUND)S611()S610()S609()S608()S612(SUPER3D AI EQ)S613(SEAT POSITION)S607(MULTI REARSURROUND)9101112131415ANFA OUTCNFC OU
11、TDIF OUTIREFVREFVcc2VccABCENBGND1GND2PH OUT8765432116gNMBAPqprkhijQRmnTUCDEFGHIJKLZabfdeR691220R692220Q605,606UN5211TXLED DRIVEQ605Q606R6682.2KVR64722KC6240.01S321S614(MULTI JOG)YX(JOY STICK)R66647KR66547KR6121KWO:NEGATIVE VOLTAGE LINE:POSITIVE VOLTAGE LINE-27V5.6V0V4.7V2.1V1.3V4.4V1.7V1.7V0V0V0V0V0
12、V0V0V0V0V0V-22.1V-22.5V-22.2V-22.2V0V0V4.6V4.8V2.3V2.3V4.7V0V4.8V4.8V0V0V0V4.8V0V4.6V4.8V4.8V0V2.3V2.3V1.5V1.3V4.8V0V1.7V4.9V1.9V2.1V3.2V2.7V0V1.2V-27V-24.9V-22.5V-21.8V-22V-22.5V-22.3V-22.5V-21.9V-26.9V-26.9V-26.7V-29.1V-29.1V-29.1V-29.1V-28.2V-24.4V-29.2V-29V-20.9V-17.2V-19.6V-20.6V-20.4V-29V-29.1
13、V-29V-28.1V-26V-26.8V-28.8V-25.3V-28.4V-28.8V-26.7V-22.1V-18V3.4VP-PF=4MHz3.6VP-PF=4MHz0V4.8VT12ms.0V4.8VT290s.0V4.8VT12ms.0V4.8VT16ms.1.2V4.4VT16ms.0V4.8VT16ms.-30V4VT16ms.0V-30V4V0VT16ms.5.6V5V5V2.3V2.3V1.5V5V0V2.5V2.5V2.5V2.5V2.5V1.5V2.4V4.6V4.9V1.9V0V4.9V0V0.5V0V0.5V1.2V0.4V2.7VRadioFans.CN 收音机爱
14、 好者资料库121110987654321ABCDEFGHSH-EH790(E) MAIN CIRCUIT DIAGRAMSCHEMATIC DIAGRAM-2R10612KR1083.3KR1073.3KR10512KR1031KR1041KLchRchOUTLchRchINJK102JK102C132100PC131100PJK101LchRchFRONTJK104LchRchSURROUNDJK104R1158.2KR1168.2KR1185.6KR1175.6KC137100PC138100PR1195.6KR1205.6KR1228.2KR1218.2KC139100PC140100
15、PIC201NJU7313AMT2SIGNAL SELECTORBCACKDATASTVss302928272625242322212019181716123456789101112131415NCNCVEEVDD1234567812345678MAIN CIRCUITBC21547PC21447PC21347PR2122.2KR102100KR101100KC134100PC133100PVCR(EXT)LchRchAUX (DVD)C136100PC135100PR11412KR11312KR1123.3KR1113.3KBCCENTERSUBWOOFERJK105R1255.6KR126
16、8.2KR12410KR1238.2KC141100PC142100PQPWR1281KC143100PR127100KC10916V10SUB WOOFER OUTJK103E101IC202NJM4558MTE1BUFFER AMPC20850V4.7C20750V4.7C20633PR21082KC204330PR20827KR20656KC203330PC20533PR20982KR20727KR20556KC2100.01R2112.2KIC203BU4053BCFE2SIGNAL SELECTOR12345678C202330PC2090.01C2120.1C2110.1C2160
17、.01C2170.01R220100KCBAX0X1VDDGVssINHZ0Z1Y1Y016151413121110912345678RBSGHIJTAC201330PR2042.2KR2032.2KDVD 6ch INPUTD201MA4056MTAR219390AMNR2142.2KR2502.2KR2132.2KR2492.2KKLR2585.6KR2564.7KVUR2530R2554.7KR2575.6KR1310R1320XYR2540L101FW602ADSP DIOSP INPUTToFL CIRCUIT(FW602B)on SCHEMATIC DIAGRAM-1/11,12-
18、DA82345671E DFC B ADSP CKDSP ACKDSP RSTDSP SNSDSP CSA.GNDR403680X401(8MHz)R43110KR4141KC4046.3V47C4030.01R4151KR4111KR410220R409220R417220R408220R406220R40722020191817161514131211109876543212122232425262728293031323334353637383940VccVREFAVssNJ STECK/ NJCKEDA/ NJDTDCSSENSEDACKDCKDDODDINODSW3NODSW2GND
19、SW1ECSRESETX INX OUTABINHEXP26DOCKCS2RST2CS1RST1EXP27EXP11EXP12EXP13EXP14EXP15EXP16EXP17VssEXP184142C4010.022R404100KR405220C4020.01DABCEFR4254.7KR4264.7KR4294.7KR4241KR421100R4201KR419100R4321KABABCABCHDCOFEDIC401C2BBFD000246SYSTEM CONTROLR402100K123EL40110HR43010KCCR903120K:NEGATIVE VOLTAGE LINE:P
20、OSITIVE VOLTAGE LINE:CD PLAYBACK SIGNAL LINE0V0V0V0V0V0V0V0V0V0V0V-10.4V9.4V0V0V0V0V0V0V0V0V0V0V0V0V-10.4V9.4V0V0V0V0V0V0V-10.4V0V0V0V0V5.7V0V0V0V5V5V5V9.4V-10.4V5.1V0V5V5V5V5V5V0V4.8V0V5V5V5.1V5.1V0V0V0V4.6V0V4.8V0V0V0V5V4.8V2.2V2.2V0V1.9VP-PF=8MHz1.7VP-PF=8MHzRadioFans.CN 收音机爱 好者资料库131415161718192
21、021222324SCHEMATIC DIAGRAM-3IC801C2HBZC000010DIGITAL SIGNALPROCESSORC8051C8090.01MAIN CIRCUITBC818680PC83950V1R824120KR825120KC83850V1C8356.3V47C8160.1C8346.3V47C8336.3V47C819680PL804C82550V4.7R806270C8080.01R8201KR8191KR8181KC83250V4.7C83150V4.7R8270R8171KC83050V4.7R8161KC82850V4.7C82950V4.7R8151KC
22、82750V4.7C82050V4.7R804270R805270C82150V4.7C8236.3V100C8226.3V47C8246.3V47C8062200PC8072200PR8361.5KR8351.5KC8040.1R801220R8021MX801(36.8MHz)C80112PC8025PC8031000PABR8304.7KC83716V10R83422KC82650V4.7C8150.022R809330R810330R812330R8114.7KC8141R808330R814100KL801L802C8130.01C8120.1C8110.022R807270C810
23、0.01R8292.2KC83616V10R83322KR823330R821330DCBEA BEDFGUVLSKGC123456789 10 11 12 13 14 15 16 17 18 19 20 21 22 23 2425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879GND ARVDXXIXOGND XNCGND A1AI1AO1NCAOT1NCVDA12AOT2AO2NCAI2GNDA2NCVRO1VRINCVRO
24、2GND A3AI3AO3AOT3VDA34NCAOT4NCAO4AI4NCGND A4NCVDDRGND RSYNCELRI/ ONCDIN2NCDIN1DIN0NCDOUTVDD/ RSTNC/ CSIFCKIFDIIFDOGND/ ERRI2CSTST0NCLIN4RIN4RIN3RIN2RIN1NCGND ALOUTLVRALVDALVDARVRAROUTR80NCTST1NCNCLIN3LIN2LIN1EBCI/ OAL807R803100R8980JIR8134.7KSH-EH790(E) MAIN CIRCUIT DIAGRAMIC802C2HBZC000008DIGITAL S
25、IGNALPROCESSORR863560R867560C8712200PCC86750V1R85418KC85416V10C8522200PR85539KC85316V10C8512200PC8636.3V47C862470PR86056C861560PC8646.3V47RGC8960.022R861100KC8950.022R874330C8940.022FEDCBAC8580.1C8570.1R881100C85650V4.7R8521KR8511KC85550V4.7R85910KC8602200PC86650V1R864560C8842200PC8651C8722200PC8815
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