Teac-A-L700-P-Service-Manual电路原理图.pdf

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1、A A- -L L7 70 00 0P P SERVICE MANUAL Power Amplifier Effective : January, 2003S-0084A NOTES PC boards shown are viewed from parts side. The parts with no reference number or no parts number in the exploded views are not supplied. As regards the resistors and capacitors, refer to the circuit diagrams

2、 contained in this manual. Parts marked with this sign are safety critical components. They must be replaced with identical components - refer to the appropriate parts list and ensure exact replacement. Parts of mark can be used only with the version designated. US:U.S.A. C:CANADA E:EUROPE UK:U.K. C

3、ONTENTS 1 SPECIFICATIONS 2 2 ADJUSTMENTS 2 3 EXPLODED VIEWS AND PARTS LIST 3 4 PC BOARDS AND PARTS LIST 5 RadioFans.CN 收音机爱 好者资料库 1 SPECIFICATIONS 2 Power outputs . 30 W/ch (6 , 0.5 %, 1 kHz) Input sensitivity . 1 V/47 k Frequency response . 20 Hz to 20,000 Hz (+1/-3 dB) Power requirements . AC 230

4、V, 50 Hz (Europe model) AC 120 V, 60 Hz (U.S.A./Canada model) Power consumption. 45 W (STANDBY : 5 W) Dimensions (WxHxD). 215 x 109 x 339 mm Weight. 2.5 kg Operating temperature . 5 C 40 C Operating humidity. 5 % 90 % Storage temperature . -20 C 55 C Accessories . RCA cable (red/white) x 1 RCA cable

5、 (black) x 1 LINK cable x 1 Design and specifications are subject to change without notice. 2 ADJUSTMENTS DC Offset Level Adjustment DC Voltmeter.Connect to speaker output terminal VR81 VR80 SURROUND (L) SURROUND (R) CENTER DC Voltmeter 0V (-30mV+30mV)VR81 VR80 VR80 ADJUST FORADJUSTMENTCHANNEL DC Vo

6、ltmeter 0V (-30mV+30mV) DC Voltmeter 0V (-30mV+30mV) RadioFans.CN 收音机爱 好者资料库 3 EXPLODED VIEWS AND PARTS LIST 3 2 3 4 5 1 8 9 0 q w 7 r t y u i e p a o t 8 7 4 EXPLODED VIEW LIST REF.NO.PARTS NO.DESCRIPTIONREMARKS 1 9A09610100PANEL,FRONT KKM1A125ZC35 2 9A09607100PANEL,SUB CGW1A344R6K101 3 9A09606900K

7、NOB,POWER CBC1A140M7K101 4 9A09609700SW,PUSH HSH1A008ZV 5 9A09607000INDICATOR,POWER CGL1A202 7 9A09609400FOOT HKL1A074Z 8 9A06229300CUSHION,FOOT KHG1A039Z 9 9A09608700CHASSIS,BOTTOM CUA1A216 10 9A09575110MAIN PCB ASSY COP11539B 11 9A09574710SMPS PCB ASSY US,C COPDDS140B 9A09574720SMPS PCB ASSY E,UK

8、COPDDS140A 12 9A09608100INSULATOR,SMPS CMX1A136 13 9A09607700TOP CABINET CKC1B131S35 14 9A09574810AMP PCB ASSY COP11528B 15 9A09608200PLATE,HEAT SINK CMY1A200 16 9A09574810AMP PCB ASSY COP11528B 17 9A09575110MAIN PCB ASSY COP11539B 18 9A09575110MAIN PCB ASSY COP11539B 19 9A09607810REAR PANEL US,C CK

9、F1A243X 9A09607820REAR PANEL E,UK CKF1A243Z 20 9A06754900BUSHING,AC CORD KHR1A028 21 9A07872600POWER CORD US,C CJA523FBY 9A07916700POWER CORD E CJA2B043Z 9A07916800POWER CORD UK CJA2E045Z 9A09607900FERRITE,RING CLZ9W003Z INCLUDED ACCESSORIES REF.NO.PARTS NO.DESCRIPTIONREMARKS 9A09478700OWNERS MANUAL

10、,EFSGIN CQX1A807Z 9A09607500CORD,PIN CJS4M027Z 9A09607600CORD,PIN CJS4N014Z 9A09610000CORD(STEREO) MINI KJS9D001Z 4 PC BOARDS AND PARTS LIST 5 MAIN PCB (GATHER) MAIN PCB ASSY (GATHER) REF.NO.PARTS NO.DESCRIPTION 9A09575110MAIN PCB ASSY 9A09608900PCB,MAIN 9A09608000PLATE,EARTH BK11-BK13 9A09559700BRA

11、CKET,PCB CN81 9A07889700WAFER,MOLEX 35336-0610 CN82,CN83 9A07889900WAFER,MOLEX 35336-0710 CN84 9A07889700WAFER,MOLEX 35336-0610 CN85,CN86 9A07889900WAFER,MOLEX 35336-0710 CN87 9A08219800WAFER CN91,CN92 9A05356300WAFER,04GA19ZM D201-D204 9A08878200DIODE,1SS133T-77 D901 9A09344400LED,YELLOW D902 9A095

12、63300LED,BLUE IC21 9A08218600IC,MC7805C JK31 9A06861800JACK,HEADPHONE JK32 9A09607300JACK,BOARD 3P JK33 9A09607400TERMINAL,SP(RR/BB) JK34 9A09595100TERMINAL,SP(R/B) Q201 9A08884100TR,KRA107M Q202-Q207 9A08878300TR,KRC107M Q901-Q903 9A08878300TR,KRC107M R208,R215 9A05338200R,METAL OXIDE FILM 1W 390 S

13、100 9A09609700SW,PUSH S101 9A06675300SW,SLIDE VR11-VR13 9A09609900VR,VOL WF87 9A08219900CONNECTOR AMP PCB ASSY REF.NO.PARTS NO.DESCRIPTION 9A09574810AMP PCB ASSY 9A09608800PCB,AMP 9A09608200PLATE,HEAT SINK BD81,BD82 9A07050600BEAD,CORE BD84-BD87 9A07050600BEAD,CORE BK81 9A09559700BRACKET,PCB CN84 9A

14、05967900WAFER,MOLEX 5268-03A D801,D802 9A08878200DIODE,1SS133T-77 D804 9A08878200DIODE,1SS133T-77 IC81 9A09570400IC,TC2000 IC82 9A09570600IC,TP2050 L308-L311 9A09559500COIL,SPEAKER Q801 9A08884100TR,KRA107M Q802,Q803 9A08878300TR,KRC107M Q804 9A09041400TR,KRC111MT Q805 9A08884100TR,KRA107M R822,R823

15、 9A09571600R,METAL FILM R828 9A09571700R,METAL OXIDE FILM 2W 1K RY81 9A09569900RELAY RY82 9A09058500RELAY VR80,VR81 9A09609800R,SEMI-FIXED 5K WF81,WF82 9A07890000CONNECTOR,MOLEX 35237-0710 WF83 9A07889800CONNECTOR,MOLEX 35237-0610 6 AMP PCB 86745231 E D C B A Power Amplifier A A- -L L7 70 00 0P P 1

16、st Issue; November 2002 BLOCK DIAGRAMA-L700P 86745231 E D C B A Power Amplifier A A- -L L7 70 00 0P P 1 st Issue; November 2002 WIRING DIAGRAMA-L700P 86745231 E D C B A SCHEMATIC DIAGRAMA-L700PMAIN PCB, DIGITAL AMP PCB Power Amplifier A A- -L L7 70 00 0P P 1 st Issue; November 2002 DIGITAL AMP PCB M

17、AIN PCB-5 MAIN PCB-4MAIN PCB-3MAIN PCB-2 MAIN PCB-1 DIGITAL AMP PCB NOTES: 1. Resistor values are in ohms (k=kilo-ohms, M=megohms). 2. Capacitor values are in microfarads (p=picofarads). 3. Parts marked with this sign are safety critical components. They must always be replaced with identical compon

18、ents-refer to the appropriate parts list and ensure exact replacement. 86745231 E D C B A SCHEMATIC DIAGRAMA-L700PSMPS PCB Power Amplifier A A- -L L7 70 00 0P P 1 st Issue; November 2002 INSTRUCTIONS FOR SERVICE PERSONNEL BEFORE RETURNING APPLIANCE TO THE CUSTOMER, MAKE LEAKAGE- CURRENT OR RESISTANC

19、E MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT. NOTES: Parts marked with this sign are safety critical components. They must always be replaced with identical components-refer to the appropriate parts list and ensure exact replacement. SMPS PCB USA/CA

20、NADASMPS PCB EUR/UK AMPLIFIER A-R300 EX LEVELPARTS NO.DESCRIPTIONQTYREFNO.MR 1 19A05808200REMOCON TRANSMITTER ASSY1ANAM 2 2 9A05918500IC,UPD6126AG1 IC81ANAM 3 2 9A05988900REMOCON TRANSMITTER ASSY1ANAM 4 3 9A05990800BAG,POLY 1A008Z1ANAM 5 3 9A05990900BOX,PACKING1ANAM 6 3 9A05991000REMOCON1ANAM 7 4 9A

21、01533600SCREW AG-551ANAM 8 4 9A06018200NAME,PLATE1ANAM 9 4 9A06018300ORNAMENT,SHEET1ANAM 10 4 9A06018400RUBBER,FUNCTION1ANAM 11 4 9A06018500SPRING,COIL1ANAM 12 4 9A06018600COVER,BATTERY1ANAM 13 4 9A06018700CASE,TOP RECEIVER1ANAM 14 4 9A06018800CASE,BOTTOM1ANAM 15 4 9A06018900REMOCON PCB ASSY1ANAM 16

22、 5 9A01378300R,CARBON 1/5W 1001 R802ANAM 17 5 9A01379000R,CARBON 1/5W 5601 R801ANAM 18 5 9A01385800CAP,CERAMIC 100PF/50V2 C802, 803ANAM 19 5 9A01391900LED (RED) SLC22VR1 D802ANAM 20 5 9A01394800RESONATOR,CERAMIC CSB455E1 X801ANAM 21 5 9A01409800R,CARBON 20TJ1R0T1 R803ANAM 22 5 9A05323300CAP,CERAMIC

23、D1H103ZF1 C804ANAM 23 5 9A05341200SPRING (A) , BATTERY1ANAM 24 5 9A05341300SPRING (B) , BATTERY1ANAM 25 5 9A05341400LED , IR AF-HP511 D801ANAM 26 5 9A05341800TR, KTC3203Y1 Q801ANAM 27 5 9A05892500CAP,ELECT 47UF/25V1 C801ANAM 28 5 9A05918500IC,UPD6126AG1 IC81ANAM 29 5 9A06031400SUPPORT,LED1ANAM 30 5

24、9A06031500PCB,REMOCON1ANAM 31 5 9A06059900SOLDER WIRE SN:PB=60:405ANAM 32 19A05917600BAG, POLY1ANAM 33 19A05918000PAD, SNOW2ANAM 34 19A05921800BOX, OUT CARTON1ANAM 35 19A05921900LABEL,BAR CODE A-R3001ANAM 36 19A05936800STAPLE (L=65MM)8ANAM 37 19A05983800TAPE,OPP CLEAR 50M/M1ANAM 38 19A05983900TAPE,C

25、ELLO OPP1ANAM 39 19A06164900INSTRUCTION MANUAL ASSY1ANAM 40 2 9A05573400OWNES MNL,A-R500/300 MULT1ANAM 41 2 9A05917700BAG,POLY 1061Y1ANAM 42 2 9A05984600CE MARKING SHEET1ANAM 43 2 9A05984800STAPLE3ANAM 44 19A06169610SET,AMPLIFIER EX1ANAM 45 2 9A01377200SCREW KTB3+8JFZ8ANAM 46 2 9A01532600SCREW KTB3+

26、6J12ANAM 47 2 9A05327300CLAMPER KHR3017ANAM 48 2 9A05339200SCREW KTW3+8J4ANAM 49 2 9A05891400FOOT,FRONT4ANAM 50 2 9A05891500FOOT,CUSHION4ANAM 51 2 9A05892300CABINET,TOP1ANAM 52 3 9A05985200CABINET , TOP1ANAM 53 2 9A05921700RUBBER3ANAM 54 2 9A05984300SCREW KTB4+6FFZ4ANAM 55 2 9A06169700FRONT PANELASS

27、Y1ANAM 56 3 9A01377400SCREW,KTB3+10G17ANAM 57 3 9A01377600SCREW,KTWS3+10G3ANAM 58 3 9A05886600KNOB,VOLUME A3-95-20351ANAM 1/14 59 3 9A05886700INDICATOR,VOLUME1ANAM 60 3 9A05886800KNOB,ROTARY A4-95-21884ANAM 61 3 9A05886900PANEL,FRONT1ANAM 62 3 9A05887000INDICATOR,FUNCTION8ANAM 63 3 9A05887200KNOB,PO

28、WER A4-94-21861ANAM 64 3 9A05887300KNOB,SPEAKER A4-88-09842ANAM 65 3 9A05887400KNOB,TACT A3-95-20341ANAM 66 3 9A05887500ORNAMENT,REMOTE1ANAM 67 3 9A05892400SCREW,KTB3+8F2ANAM 68 3 9A05898400BADGE TEAC (GOLD)1ANAM 69 3 9A05984900GUIDE,FLT3ANAM 70 3 9A06169900SUB PCB ASSY1ANAM 71 4 9A01409200TERMINAL,

29、LUG2ANAM 72 4 9A05194300LED,SPR-39MVW31 D309ANAM 73 4 9A05195800IC,MC4558S1 IC32ANAM 74 4 9A05195800IC,MC4558S1 IC41ANAM 75 4 9A05316900JACK HTJ064-05BG1 JK04ANAM 76 4 9A05317300IC,(RESET) RE5VA30CC1 IC35ANAM 77 4 9A05326900SUPPORT , LED1ANAM 78 4 9A05329100WAFER MOLEX 5267-03A1 CN09ANAM 79 4 9A0532

30、9300WAFER MOLEX 5267-04A1 CN01ANAM 80 4 9A05329600WAFER MOLEX 5267-06A1 CN16ANAM 81 4 9A05887600HOLDER,LED1ANAM 82 4 9A05888400WIRE ASSY1 BN04ANAM 83 4 9A05888500WIRE ASSY1 BN05ANAM 84 4 9A05888600WIRE ASSY1 BN06ANAM 85 4 9A05888800WIRE ASSY1 BN25ANAM 86 4 9A05890200WAFER MOLEX 5267-11A1 CN25ANAM 87

31、 4 9A05890600RES,VARIABLE 2X01C104Z2 VR31, 32ANAM 88 4 9A05890700RES,VARIABLE 1U02W104Z1 VR33ANAM 89 4 9A05890800RES,VARIABLE 1U01B503Z1 VR41ANAM 90 4 9A05890900CRYSTAL1 X301ANAM 91 4 9A05892600WAFER(9P)1 CN04ANAM 92 4 9A05893100RES,VARIABLE AB02A104Z1 VR71ANAM 93 4 9A05893500WIRE ASSY1 BN13ANAM 94

32、4 9A05893600WIRE ASSY1 BN15ANAM 95 4 9A05893700WIRE ASSY1 BN16ANAM 96 4 9A05895700OUTLET,AC1 JK06ANAM 97 4 9A05897400TERMINAL,SPEKER1ANAM 98 4 9A05917400GROUND, SPEAKER1ANAM 99 4 9A05918200JACK, PHONE1 JK05ANAM 100 4 9A05922100SW PUSH(4C2P)SPUL19X1M0812 SW39, 40ANAM 101 4 9A05967900WAFER MOLEX 5268-

33、03A1 CN14ANAM 102 4 9A05986600WIRE ASSY1 JW96ANAM 103 4 9A05987100RELAY HR-CR7-DC12V1 RLY4ANAM 104 4 9A06011300SENSOR,REMOCON1 IC33ANAM 105 4 9A06059700SOLDER,BAR S63S-W3.028ANAM 106 4 9A06059900SOLDER WIRE SN:PB=60:406ANAM 107 4 9A06061600TAPE,PAPER1ANAM 108 4 9A06166200THINNER12ANAM 109 4 9A061663

34、00WIRE ASSY1 BN14ANAM 110 4 9A06166400WIRE ASSY1 BN20ANAM 111 4 9A06166700WAFER 02GA69ZP1 WP01ANAM 112 4 9A06170100SUB PCB AUTO ASSY1ANAM 113 5 9A01378400R,CARBON 1/5W 3.9K2 R313, 314ANAM 114 5 9A01378600R,CARBON 1/5W 4.7K1 R705ANAM 115 5 9A01378600R,CARBON 1/5W 4.7K1 R707ANAM 116 5 9A01378700R,CARB

35、ON 1/5W 47K1 R402ANAM 117 5 9A01378700R,CARBON 1/5W 47K1 R414ANAM 118 5 9A01378700R,CARBON 1/5W 47K2 R418, 419ANAM 119 5 9A01378700R,CARBON 1/5W 47K1 R702ANAM 120 5 9A01378700R,CARBON 1/5W 47K1 R952ANAM 121 5 9A01378800R,CARBON 1/5W 470K4 R301- 304ANAM 122 5 9A01379100R,CARBON 1/5W 56K2 R305, 306ANA

36、M 2/14 123 5 9A01379600R,CARBON 1/5W 8202 R309, 310ANAM 124 5 9A01379900R,CARBON 1/4W 1002 R368, 369ANAM 125 5 9A01379900R,CARBON 1/4W 1002 R426, 427ANAM 126 5 9A01380000R,CARBON 1/4W 1K1 R709ANAM 127 5 9A01380400R,CARBON 1/5W 1K2 R360, 363ANAM 128 5 9A01380400R,CARBON 1/5W 1K1 R401ANAM 129 5 9A0138

37、0400R,CARBON 1/5W 1K1 R413ANAM 130 5 9A01380400R,CARBON 1/5W 1K1 R417ANAM 131 5 9A01380400R,CARBON 1/5W 1K1 R423ANAM 132 5 9A01380400R,CARBON 1/5W 1K1 R708ANAM 133 5 9A01380600R,CARBON 1/5W 10K1 R315ANAM 134 5 9A01380600R,CARBON 1/5W 10K1 R351ANAM 135 5 9A01380600R,CARBON 1/5W 10K1 R415ANAM 136 5 9A

38、01380600R,CARBON 1/5W 10K1 R701ANAM 137 5 9A01380600R,CARBON 1/5W 10K1 R704ANAM 138 5 9A01380600R,CARBON 1/5W 10K1 R706ANAM 139 5 9A01380600R,CARBON 1/5W 10K1 R951ANAM 140 5 9A01381000R,CARBON 1/5W 1501 R377ANAM 141 5 9A01381300R,CARBON 1/5W 1.8K2 R307, 308ANAM 142 5 9A01381500R,CARBON 1/5W 22K2 R31

39、1, 312ANAM 143 5 9A01381500R,CARBON 1/5W 22K7 R352- 358ANAM 144 5 9A01381500R,CARBON 1/5W 22K1 R412ANAM 145 5 9A01381500R,CARBON 1/5W 22K1 R424ANAM 146 5 9A01381500R,CARBON 1/5W 22K1 R455ANAM 147 5 9A01381700R,CARBON 1/5W 220K1 R429ANAM 148 5 9A01381800R,CARBON 1/5W 3302 R366, 367ANAM 149 5 9A013818

40、00R,CARBON 1/5W 3301 R454ANAM 150 5 9A01386000C,CERAMIC 1000PF/50V2 C303, 304ANAM 151 5 9A01386100CAP,CERAMIC 0.01UF/50V1 C001ANAM 152 5 9A01386100CAP,CERAMIC 0.01UF/50V1 C357ANAM 153 5 9A01386600CAP,CERAMIC 330PF/50V2 C305, 306ANAM 154 5 9A01390500DIODE,1N4148MT1 D401ANAM 155 5 9A01390600DIODE,1N41

41、48T1 D915ANAM 156 5 9A01398800R,CARBON 1/5W 4702 R379, 380ANAM 157 5 9A01410500R,CARBON 1/5W 2201 R350ANAM 158 5 9A01415000CAP,MYLAR 0.0047UF/50V2 C313, 314ANAM 159 5 9A01415400CAP,MYLAR 0.01UF/50V J1 C701ANAM 160 5 9A01415400CAP,MYLAR 0.01UF/50V J2 C704, 705ANAM 161 5 9A01415500CAP,MYLAR 0.0022UF/5

42、0V2 C315, 316ANAM 162 5 9A01415500CAP,MYLAR 0.0022UF/50V6 C706- 711ANAM 163 5 9A03745000TR,KSC2785-YTA2 Q401, 402ANAM 164 5 9A04882500SW,TACT SKHV10910A8 SW31- 38ANAM 165 5 9A05196900TR,KSR1206TA6 Q301- 306ANAM 166 5 9A05196900TR,KSR1206TA3 Q308- 310ANAM 167 5 9A05196900TR,KSR1206TA2 Q316, 317ANAM 1

43、68 5 9A05196900TR,KSR1206TA2 Q321, 322ANAM 169 5 9A05197200TR,KTA1271YT2 Q702, 703ANAM 170 5 9A05197400TR,KTC3203YT2 Q704, 705ANAM 171 5 9A05197400TR,KTC3203YT1 Q914ANAM 172 5 9A05198800TR,KSR2204TA1 Q307ANAM 173 5 9A05198800TR,KSR2204TA4 Q311- 314ANAM 174 5 9A05198800TR,KSR2204TA1 Q320ANAM 175 5 9A05318500CC, 22000PF Z F 25V2 C017, 019ANAM 176 5 9A05318500CC, 22000PF Z F 25V2 C352, 353ANAM 177 5 9A05318800CAP,CERAMIC 1000PF/50V K1 C401ANAM 178 5 9A05318800CAP,CERAMIC 1000PF/50V K1 C430ANAM 179 5