Teac-Tascam302MK2-tape-sch 维修电路原理图.pdf
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1、TASCAM 302MKIISCHEMATIC DIAGRAMSCONTENTS 目次MAIN PCB (1/2), TR1 PCB, TR2 PCB, TR3 PCB.Page 1/7MAIN (2/2) PCB.Page 2/7ANALOG SW PCB.Page 3/7EQ-BIAS PCB.Page 4/7FRONT PCB, CONTROL PCB, KEY 1 PCB, KEY 2 PCB.Page 5/7PHONE PCB.Page 6/7TRANS 1 PCB, TRANS 2 PCB, POWER SW PCB, SW PCB.Page 7/7回路図RadioFans.CN
2、收音机爱 好者资料库2134567BACDE SCHEMATIC DIAGRAM302MKIIMAIN PCB (1/2), TR1 PCB, TR2 PCB, TR3 PCB(Page 1/7)2 MechaR ch TO VRCr2L ch TO VR0.23A133METAL2PWR DOWNL ch FROM VRREC SIGNAL Lch2SHORT:High Speed1REMOTE7231 MechaPOWER MUTEL ch TO VR+2.7VB/C/OFF1Norm Speed/PLAY:VARI 11 to 130.15ADC12VHIGHGND12GNDRECM1L
3、INE IN Rch2 from LEVEL VR+12VLEVELBIAS1PITCH CON2B/C/OFF2FRONT PCB1MECHA0.35ATX CLK1SPDCOM1222+5VBALANCEGNDMETAL1*CUE1+12VPITCH CON1LEVELNorm Speed/REC:VARI 12 to 13+7VC.TAC3.4V3561LINE IN Rch1 from LEVEL VR+7V+5VCr1+5VHSBALANCETo EQ_BIAS PCBDC30VTX DATA13to LEVEL VR Rch1PB IN Lch1PB IN Rch1GNDPB IN
4、 Rch2+12VGNDHi Speed:VARI 11,12,13 OpenTO CONTROL PCB J500CONTROL INSPDVAR1+5V7TR3 PCB-7VLINE IN Lch1 from LEVEL VRB/C/OFF1BIAS2HSTO CONTROL PCB J505611J701to LEVEL VR Lch2to LEVEL VR Lch1GNDMAIN PCB (1/2)2MECHARX CLK1To TRANSTR2 PCB41/2RECM2LINE IN Lch2 from LEVEL VRPB IN Lch2REC SIGNAL Rch1PLAY/*R
5、EC1PLAY/*REC1-7VJUMP FOR OTHERPLAYM1B/C/OFF2PARAPLAY/*REC2REC SIGNAL Rch2PLAY/*REC2HS+5V3TO FRONT PCB J509(ML)DUBPLAYM2to LEVEL VR Rch2+12VRX DATA*HS2TR1 PCB1FR1,FR2,FR3 FOR EUR,230E-Y,AUS,UK,KOR1TO FRONT PCB J50958J506REC SIGNAL Lch1MAIN PCB (2/2)-20V*HS1HIGH+7V6*CUE2R ch FROM VR24+7VR ch TO VR33RE
6、MOTESPDFIX1R ch FROM VRL ch FROM VRGND31CONTROL OUTTo CONTROL PCBN.C.N.C.N.C.3C.W.C.W.C.W.C.W.12345678910123456776543213REW2PLAY/*REC2PITCH CON1REW116*SOL2*SOL18FF1PLAYM2*CUE2PLAY1102CUERM2REW2FF26PLAY2*HS16CUERM2PLAY2RECM24NORMALFF2PITCH CON2REW1DUALSPD19FF1*SOL1NORMAL6+2.7V116*SOL2SPD2PLAY1-20V*CA
7、P21/233SPDVAR137SPDFIX24SPDFIX2TX DATA5SCLK1422RX CLK25CUERM1+5V5Cr113SSEL1RECM1TX CLKMETAL12PLAYM111SDATA1+5V4SPDFIX14Cr23227CUERM1SRESET5241SCLK19-7VTX DATA+7V3RX DATAMETAL244PLAY/*REC141REMOTEREMOTE18PWR DOWN47SRESET722ACSDATA1103SPDVAR22*CUE17RX DATA3SSEL18AC22SPDVAR27855AC1AC1TX CLK43RX CLK251*
8、CAP1BIAS2BIAS1DUBQ503DTA124ESC5260.1(CC)R5292.7KP5064P-PH (RED)P3017P-PH(RED)C53210/25Q5092SC2120YC5220.01D5011SS133D5071N4003C517100/16R5041KC5240.01(CC)U509BA621956148710293FINRINGNDVREFVCC2VCC1OUT2OUT1VZ2VZ1C5290.1(CC)D5211N4003P1017P-PH(WHT)100K(W)Q511DTC124ESJ503R5202.2KQ508DTC124ESD504LT2A05D5
9、14 LT2A05Q5102SC2120YP5054P-PH (WHT)50K(A)R525 22KR5064.7KC513100/16Q506DTA124ESR5110K(B)C5301000/16R5401KR51647KU501 NJM317INOUTC5164700/16D506LT2A05C5114700/25R5102.7KC5191/50EARTH PLATEU504TLP521-212348765R5382.7KP1058P-XHR54747KC514100/16R513180R512470D5081N4003R515100K50K(A)C521100PU510 4053121
10、32153611109141547816X0X1Y0Y1Z0Z1INHABCXYZVEEVSSVDDC51210/25FR2RESISFUSER501100KC5044.7/50R523240R54547(1W)C523100/16D525RD4.7EB2C506100/25D5091N4003D5101N4003R52422kR5222K(B)D515RD4.7EB218KR511470U507 405312132153611109141547816X0X1Y0Y1Z0Z1INHABCXYZVEEVSSVDDP114P-PHR53647(1W)Q5012SC1815GRR521240R531
11、0K(B)U508BA621956148710293FINRINGNDVREFVCC2VCC1OUT2OUT1VZ2VZ1D5181N400318KP5075P-PHQ5022SA1015GRQ517DTC124ESR54822KC515100/16U505NJU3714D1234567891020191817161514131211P5P6P7P8VSSP9P10P11P12SOVDDP4P3P2P1VSSCLRSTBCLKDATAC5010.022P153P-PHC5350.047C50810/25R517200KR5422K(B)C5270.01(CC)18KU503CXA1511L12
12、34567812345678U506NJU3714D1234567891020191817161514131211P5P6P7P8VSSP9P10P11P12SOVDDP4P3P2P1VSSCLRSTBCLKDATAFR1RESISFUSER508120P5047P-PHR50247KQ5042SA1015GRR52222kR53210KR54110KR5311KR514100KR5032.2KP50211P-PHC5340.022C5020.01(CC)Q5132SC2120Y18KJ501R5192.2KQ5122SC2120YR507560C5104700/16D5111N4003J51
13、0D505LT2A05C50510/35C5072.2/50Q507DTA124ESP10311P-XH100K(W)C5200.1(CC)D517MTZJ4.3BT72C53310/25P5018P-EHR53310KR53724KC518100/16Q514DTC124ESQ516DTC124ESFR3RESISFUSER54210KD522RD4.7EB2R5391KD523RD6.8EB2J502C5250.01(CC)D516MTZJ2.7BT72C5094700/16R5093.3KD519RD4.7EB2Q515DTC124ESP5038P-PHC5280.01(CC)D524R
14、D4.7EB2R527TP5122KR55122KR5267.5KD5031N4003D502MTZJ20CR51847R5301KD520RD6.8EB2P1047P-XHC503100/50R52824KD5121N4003U502 78M05INOUTQ5052SB1134RD5131N4003P163P-PHP5087P-PHDouble Auto Reverse Cassette Deck302MKII1 st Issue; January 2002RadioFans.CN 收音机爱 好者资料库2134567BACDE SCHEMATIC DIAGRAM302MKIIMAIN PCB
15、 (2/2)(Page 2/7)-7VACB-7V+7V-7VGND1 Mecha2 MechaRECM1SLVDUB1/2PLAYM1SLVMSTMSTSLVHSMETAL1Cr1RECM1PLAYM1HSDUB1/2METAL1Cr1B/C/OFF1B/C/OFF1B/C/OFF2RECM2PLAYM2DUBHSMETAL2Cr2PARAMSTB/C/OFF2Cr2METAL2PLAYM2RECM2PARALINE IN Lch1SLV OUT Lch1LINE IN Rch1SLV OUT Rch1LINE OUT Lch1LINE OUT Rch1LINE IN Lch2LINE IN
16、 Rch2LINE OUT Lch2LINE OUT Rch2to LEVEL VR Lch2to LEVEL VR Rch2LINE IN Lch2 from LEVEL VRLINE IN Rch2 from LEVEL VRPB IN Lch2PB IN Rch2REC SIGNAL Lch2REC SIGNAL Rch2to LEVEL VR Lch1to LEVEL VR Rch1LINE IN Lch1 from LEVEL VRLINE IN Rch1 from LEVEL VRPB IN Lch1PB IN Rch1REC SIGNAL Lch1REC SIGNAL Rch1L
17、INE IN Lch1LINE IN Rch1NR REC OUT Lch2NR REC OUT Rch2NR REC OUT Lch2NR REC OUR Rch2REC SIG.Rch2REC SIG. Lch2REC SIG. Rch2REC SIG.Lch2HS METALHS CrHS NORMALLS METALLS CrLS NORMALHS METALHS CrHS NORMALLS METALLS CrLS NORMAL-7V+7VSLV+5V+5VGNDGND+12VPOWER MUTEPLAY/*REC2PLAY/*REC1PLAY/*REC1PLAY/*REC2+5V+
18、5VTo 2/1To 2/1To 2/1To 2/1To 2/1PLAYM2B/C/OFF1B/C/OFF2MODE 2MODE 1SLV,MSTLINE OUT Rch1LINE OUT Lch1PLAYM2PB IN Rch2DUB,HS,1/2LchLchB/C/OFFCBOFFCOMMONSEVERALCOMMON/SEVERALVcc-7VGNDVcc-7V4051&405231LINE IN 1LINE OUT 1SLAVE OUTLINE IN 2LINE OUT 21210+7V+12V+7V+5V-7V-7VOp AmpMASTERSLAVEOFFSLVMST005005U1
19、04,107,109,304U108,11012345678912345671234567812345To AN_SW PCB P802To AN_SW PCB P803To AN_SW PCB P804To AN_SW PCB P801RchRchPOWER MUTEREC VR Lch 1REC VR Rch 1LINE IN Lch1REC VR Lch 1REC VR Rch 1LINE IN Rch1LINE OUT Lch1LINE OUT Rch1(ML)(ML)(ML)(ML)(ML)(ML)(ML)(ML)TP21TP11TP41TP3110GNDN.C.VeeVssVeeP
20、ITCH CON1PICHI CON29+5V+5-7+7+7V78816+7V8445R1068.2KR1052.2KR1272.2KR2295.6KR13518KR13927KR146100KR14727KR15427KR16036KR16547KR33124KR33518KR33927KR34727KR35427KR36036KR36547KR3068.2KR30710KR3272.2KR4295.6KC1120.47/50C2120.47/50U104BU4051BC1314151215246111093X0X1X2X3X4X5X6X7INHABCXU109BU4052BC121415
21、1115246109133X0X1X2X3Y0Y1Y2Y3INHABXYU304BU4051BC1314151215246111093X0X1X2X3X4X5X6X7INHABCXL201MPX3216IN21OUTQ2012SC2144SQ103DTA124ESQ109DTC124ESQ2082SC1815GRQ3012SD2144SQ303DTA124ESR16827KD1061N4003J101RCA2X3J102RCA2X2U110ANJM4558D231U110BNJM4558D657R36827KR4122K(B)Q104DTA124ESQ304DTA124ESR2122K(B)R
22、1122K(B)R1042.2KU108ANJM5532D231U108B NJM5532D657Q4012SD2144SQ1102SC1815GRK101HX2-12VQ1012SD2144SR1752.2KR1762.2KR30147KQ305DTC124ESQ107DTC124ESQ112DTC124ESQ106DTA124ESR10147KQ105DTC124ESR3698.2KL102TRAP_COIL12364L302TRAP_COIL12364L402TRAP_COIL12364R2771KR2781KR1771KR1781KQ2142SC1815GRQ1142SC1815GRR
23、10310KD1051SS133D1041SS133R1791KR1801KR3791KR3801KQ1082SC1815GRR18110KR18210KR18315KR38210KR38315KQ312DTC124ESD1071SS133D307 1SS133R1698.2KD1031SS133C5310.047(CC)Q1022SD2144SQ2022SD2144SQ3022SD2144SQ4022SD2144SP1107P-XHP1098P-XHP1085P-XHR13027KR13124KR13239KR13333KR13462KR13633KR13716KR13810KR14091K
24、R14110KR14247KR14312KR14412KR14833KR14922KR15036KR15124KR15227KR15347KR15515KR15618KR15724KR15827KR15947KR16111KR16218KR16322KR16427KR33239KR33333KR33462KR33633KR33716KR33810KR34091KR34110KR34247KR34312KR34412KR34518KR34833KR34922KR35036KR35124KR35227KR35347KR35515KR35618KR35724KR35827KR35947KR36111
25、KR36218KR36322KR36427KC117220PC217220PC417220PC1151/25C10210/25C1084.7/50C2084.7/50C2011/50C11110/25C21110/25C3151/50C4011/50C30210/25C40210/25C31110/25C41110/25C31310/25C31410/25C11310/25C11410/25C1011/50C3182.2/50C1182.2/50C4084.7/50C3084.7/50C1072.2/50C3072.2/50C3120.47/50C4120.47/50R110100KR1082
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