Thule-Audio-IA250B-pwr-sm维修电路原理图.pdf

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1、Servicemanual for Thule Audio ia250b RadioFans.CN 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 123456 A B C D 654321 D C B A Title NumberRevisionSize B Date:4-May-2001 Sheet of File:D:ELEKTR1THULED1EM1120_1.SCHDrawn By: Pin 12: Dataline, bitclk VCC Pin 9: DATA POTM Pin 7: GND DIG Pin 8: J2 Pin 6: +5V DIG Pin

2、4: J1 (max.vol. surr.) Pin 3: SD HC595 Pin 2: Load HC595 Pin 1: Clock HC595 VCC VCC IR-Receiver Pin 5: CLOCK POTM Pin 10: Dataline, interrupt Pin 11: LOAD/SHIFT POTM, ID Pin 14: Dataline, receive Pin 13: Dataline, send VOLUME ATTENUATOR VCC VCC VCC VCC 12 34 56 78 910 1112 1314 JP1 HEADER 7X2 X1 12.

3、0MHz VCC 2 VOUT 1 GND 3 IR1 TFMS5380 C1 22p C2 22p R1 10k R4 47k R2 10k +C3 10u 16V + C4 10u 16V +C5 10u 16V Q1 BC850C Q2 BC850C G 1 DP 2 A 3 F 4 COM1 5 COM2 10 B 9 C 8 E 7 D 6 DISP1 DUAL_DISP B 1 COM 2 A 3 SW1 24 CYCL.ENCODER Q3 BC850C R3 10k D1 RED LED D2 RED LED D3 RED LED D4 RED LED D5 RED LED R

4、5 330R R6330R R7330R R8330R R9330R R10 330R D6 RED LED Q4 BC850C R15 22R Port VCC VCC SER 14 SRCLK 11 SRCLR 10 RCLK 12 E 13 O0 15 O1 1 O2 2 O3 3 O4 4 O5 5 O6 6 O7 7 Q7 9 U1 74HC595 SER 14 SRCLK 11 SRCLR 10 RCLK 12 E 13 O0 15 O1 1 O2 2 O3 3 O4 4 O5 5 O6 6 O7 7 Q7 9 U2 74HC595 SER SECLK Load Clock DAT

5、A Potm L/Shift Potm selector/standby VSS D7 RED LED R11 330R SURR TUNER BAL AUX CD TAPE STBY_LED 1 2 3 4 SW2 PMS SW SD HC595 Clock HC595 Load HC595 SER 14 SRCLK 11 SRCLR 10 RCLK 12 E 13 O0 15 O1 1 O2 2 O3 3 O4 4 O5 5 O6 6 O7 7 Q7 9 U3 74HC595 R12 330R R13 330R R14 330R VCC C6 100n C7 100n R161k R221

6、0k R2310k R262k2 R27 2k2 R17 1k R181k R28 2k2 R19 1k R20 1k R211k D8 LED1 D9 LED1 D10 LED1 R29 470RR30 470RR31 470R R32 470R R33 470RR34 470RR35 470R C9 100u 16V D11 LED1 D12 LED1 D13 LED1 R36 330R R37 330R R38 330R L R C SUB SL SR EA/VP 31 X1 19 X2 18 RESET 9 RD 17 WR 16 INT0 12 INT1 13 T0 14 T1 15

7、 P10 1 P11 2 P12 3 P13 4 P14 5 P15 6 P16 7 P17 8 P00 39 P01 38 P02 37 P03 36 P04 35 P05 34 P06 33 P07 32 P20 21 P21 22 P22 23 P23 24 P24 25 P25 26 P26 27 P27 28 PSEN 29 ALE/P 30 TXD 11 RXD 10 U5 8031 VCC dataline, send dataline, rec. dataline, clk VCC Clock Potm VCC VCC G 1 DP 2 A 3 F 4 COM1 5 COM2

8、10 B 9 C 8 E 7 D 6 DISP2 DUAL_DISP Q5 BC850C Q6 BC850C SER 14 SRCLK 11 SRCLR 10 RCLK 12 E 13 O0 15 O1 1 O2 2 O3 3 O4 4 O5 5 O6 6 O7 7 Q7 9 U4 74HC595 C8 100n R39 470RR40 470RR41 470RR42 470R R43 470RR44 470R R45470R level select 1 2 3 4 SW3 PMS SW R24 10k R25 10k R46 2k2 R47 2k2 R48 2k2 R49 2k2 R50

9、10k VCC R51 10k R52 10k R53 10k max.vol.surr. max.vol.stereo 1234 A B C D 4321 D C B A Title NumberRevisionSize A4 Date:4-May-2001 Sheet of File:D:ELEKTR1THULED1EM1121_2.SCH Drawn By: 1 2 3 4 P1 4 HEADER 1 2 3 4 P2 4 HEADER 1 2 3 P3 HEADER 3 1 2 3 P4 HEADER 3 1 2 3 P5 HEADER 3 230/115V Inleft transf

10、ormerright transformer 1 2 3 4 5 P6 HEADER 5 1 2 3 4 5 P7 HEADER 5 C1 10mF 63V T-Power C2 10mF 63V T-Power D1 BRIDGE 25A D2 BRIDGE 25A F1 T6.3A/250V F2 T6.3A/250V F3 T6.3A/250V F4 T6.3A/250V C3 10mF 63V C4 10mF 63V C5100n C6 100n C7 100n C8100n C9 100n C10 100n C11 100n C12 100n C13 10mF 50V C14 10m

11、F 50V R1 0R R2 0R R3 0R R4 0R 12345678 A B C D 87654321 D C B A 2 Thule Audio APS Hrkr 14 2730 Herlev Denmark 3 EM-10501 4-May-2001 21:49:34D:ELEKTR1THULED1SWI2SPAC.SCH Title Size:Number: Date:File: Revision: SheetofTime: A2 Spirit Space, Switch circuit Clock HC595 Load HC595 SD HC595 TAPE OUTPRE OU

12、T -15Vreg 0Vdig -Lline +Lline Select +15Vreg -15Vreg -15Vreg +15Vreg +15Vreg -45V +15VReg -15Vreg -15Vreg +15Vreg DGND +5Vdig +45V STBY +5Vdig +Rline -Rline R304 4k7 1 2 3 4 5 6 7 8 9 10 11 12 13 14 P400 14 HEADER L R J8 2 POL PHONO L R J9 2 POL PHONO 3 3 2 2 1 1 J2 XLR 3 3 2 2 1 1 J1 XLR R305 4k7 R

13、306 4k7 R307 4k7 R308 10kR309 10k R313 100k R314 100k R315 100k R316 100k R317 10k R318 10k R319 10k R320 10k R321 10k R322 10k R323 10k R324 10k R325 10k R326 10k R327 10k R328 10k R329 10k R330 10k R33110k R33210k R343 22k C302 1uF C303 1uF C304 1uF C3051uF C310 100n C311 100n C312 100p C313 100p

14、C314 100p C315 100p C316 100n C317 100n C318 100p C319 100p C320 100p C321 100p C323 100n R404 68R R350 330R + C327 3u3 50V + C328 3u3 50V R347 220R R348 220R + C330 3u3 50V + C331 3u3 50V R352 2k2 R353 2k2 R351 1k C306 100p C307 100p C308 100p C309 100p R34022k 3 2 1 84 U2A OPA2134UA 5 6 7 U2B OPA2

15、134UA L R J4 2 POL PHONO R311 2k2R312 2k2 TUNER R333 2k2R334 2k2 CD L R J7 2 POL PHONO R335 2k2R336 2k2 AUX/LINE UNBAL L R J6 2 POL PHONO R341 2k2R354 2k2 GND AC 1 OUT1 2 GND1 3 GND AC 5 GND AC 6 VSS2 7 LOGIC GND 8 CLOCK 9 LOAD/SHIFT 10 DATA IN 11 DATA OUT 12 VDD1 13 GND AC 14 VDD2 15 GND AC 16 OUT2

16、 17 VSS1 18 GND2 19 IN2 20 IN1 4 U19 LM1972 GND AC 1 OUT1 2 GND1 3 GND AC 5 GND AC 6 VSS2 7 LOGIC GND 8 CLOCK 9 LOAD/SHIFT 10 DATA IN 11 DATA OUT 12 VDD1 13 GND AC 14 VDD2 15 GND AC 16 OUT2 17 VSS1 18 GND2 19 IN2 20 IN1 4 U20 LM1972 3 2 1 84 U5A OPA2134UA 5 6 7 U5B OPA2134UA R303 68RR310 68R R405 68

17、R 3 2 1 84 U1A OPA2134UA 5 6 7 U1B OPA2134UA 5 6 7 U3B OPA2134UA 3 2 1 84 U3A OPA2134UA 3 2 1 84 U4A OPA2134UA 5 6 7 U4B OPA2134UA L R J5 2 POL PHONO R357 2k2R358 2k2 R372 2k2 R374 2k2 R371 2k2 R369 2k2 DATA Potm CLOCK Potm LOAD/SHIFT Potm CLK HC595 LOAD HC595 R379 1k R380 330R Vin 1 GND 2 Vout 3 RE

18、G1 LM317T Vin 1 GND 2 Vout 3 REG4 LM337T R384 2k2 -7.4Vreg -7.4Vreg+7.4Vreg SD HC595 SER 14 SRCLK 11 SRCLR 10 RCLK 12 E 13 O0 15 O1 1 O2 2 O3 3 O4 4 O5 5 O6 6 O7 7 Q7 9 U21 74HC595 SER 14 SRCLK 11 SRCLR 10 RCLK 12 E 13 O0 15 O1 1 O2 2 O3 3 O4 4 O5 5 O6 6 O7 7 Q7 9 U22 74HC595 CLK HC595 +5VdigLOAD HC

19、595 0Vdig TUNER_ON CD_ON AUX_ON Vin 1 GND 2 Vout 3 REG3 LM337T -15Vreg -45V Vin 1 GND 2 Vout 3 REG2 LM317T R301 390R 5W R385 390R 5W +45V +7.4Vreg R360 270R R363 270R R361 1k33 R362 1k33 Vin 1 GND 2 Vout 3 REG6 LM337T -7.4Vreg Vin 1 GND 2 Vout 3 REG5 LM317T R359 1k 2W R364 1k 2W -45V +45V +7.4Vreg -

20、7.4Vreg -7.4Vreg +7.4Vreg -7.4Vreg C348 100n C350 100nsupply HEF4053 SD HC595 +15Vreg X0 12 X1 13 Y0 2 Y1 1 Z0 5 Z1 3 INH 6 A 11 B 10 C 9 X 14 Y 15 Z 4 U8 HEF4053 X0 12 X1 13 Y0 2 Y1 1 Z0 5 Z1 3 INH 6 A 11 B 10 C 9 X 14 Y 15 Z 4 U9 HEF4053 X0 12 X1 13 Y0 2 Y1 1 Z0 5 Z1 3 INH 6 A 11 B 10 C 9 X 14 Y 1

21、5 Z 4 U10 HEF4053 X0 12 X1 13 Y0 2 Y1 1 Z0 5 Z1 3 INH 6 A 11 B 10 C 9 X 14 Y 15 Z 4 U11 HEF4053 X0 12 X1 13 Y0 2 Y1 1 Z0 5 Z1 3 INH 6 A 11 B 10 C 9 X 14 Y 15 Z 4 U12 HEF4053 TAPE (monitor) L R J10 2 POL PHONO 3 2 1 84 U6A OPA2134UA 5 6 7 U6B OPA2134UA -15Vreg R403 68R R402 68R BAL IN LBAL IN R C402

22、100n +15Vreg BAL_ON AUX_ONCD_ON TUNER_ON X0 12 X1 13 Y0 2 Y1 1 Z0 5 Z1 3 INH 6 A 11 B 10 C 9 X 14 Y 15 Z 4 U14 HEF4053 +L -L +R -R GND_CONNECT BAL_ON GND_CONNECT STEREO_OUT/MUTE SURR/STEREO TAPE2_ON TAPE2_ON C359 470n C360 470n + C351 3u3 50V + C352 3u3 50V C357 470n C358 470n D207 PMLL4148 D208 PML

23、L4148 +5Vdig C355 3u3 50V + C353 3u3 50V +C354 3u3 50V SURR_OUT/MUTE C401 100n R381 360R 5W R349 360R 5W L R J3 2 POL PHONO VSS -logic supply HC4053 C45220p 0Vdig D23 PMLL4148 R365 22k R366 22k 3 2 1 84 U17A OPA2134UA 5 6 7 U17B OPA2134UA 0Vdig +5Vdig L R J11 2 POL PHONO L R J12 2 POL PHONO C44 3u3

24、50V R239 2k2 R240 2k2 R241 2k2 R242 2k2 SL/SRC/SUBL/RSUB/SUB OUT GND AC 1 OUT1 2 GND1 3 GND AC 5 GND AC 6 VSS2 7 LOGIC GND 8 CLOCK 9 LOAD/SHIFT 10 DATA IN 11 DATA OUT 12 VDD1 13 GND AC 14 VDD2 15 GND AC 16 OUT2 17 VSS1 18 GND2 19 IN2 20 IN1 4 U16 LM1972 STEREO_OUT/MUTE R193 4k7 R194 4k7 R195 4k7 R19

25、6 4k7 C42 1uF C43 1uF -7.4Vreg -7.4Vreg+7.4Vreg R197 4k7 R198 4k7 Cline R199 4k7 R201 4k7 C25 100n C26 100n +15Vreg -15Vreg 3 2 1 84 U18A OPA2134UA 5 6 7 U18B OPA2134UA R203 4k7 R204 4k7 R205 4k7 R206 4k7 -15Vreg +15Vreg C29 100n C30 100n SUB OUT X0 12 X1 13 Y0 2 Y1 1 Z0 5 Z1 3 INH 6 A 11 B 10 C 9 X

26、 14 Y 15 Z 4 U23 HEF4053 X0 12 X1 13 Y0 2 Y1 1 Z0 5 Z1 3 INH 6 A 11 B 10 C 9 X 14 Y 15 Z 4 U24 HEF4053 SURR_OUT/MUTE L surr. input SL surr. input R surr. input SR surr. input R211 22k R22422k R225 22k R232 22k R234 22k R237 22k 2 3 4 1 5 6 7 8 P700 TLFSTIK + C46 3u3 50V + C47 3u3 50V X0 12 X1 13 Y0

27、2 Y1 1 Z0 5 Z1 3 INH 6 A 11 B 10 C 9 X 14 Y 15 Z 4 U25 HEF4053 R248 10k R249 10k CEN ON/OFF CEN MONO/NORMAL CEN MONO/NORMAL dataline, receive dataline, send dataline, bitclk dataline, interrupt R250 10k R251 10k 1 2 3 4 P15 4PIN 0Vdig +5Vdig X0 12 X1 13 Y0 2 Y1 1 Z0 5 Z1 3 INH 6 A 11 B 10 C 9 X 14 Y

28、 15 Z 4 U26 HEF4053 R252 10k R253 10k SUB MONO/NORMAL SUB MONO/NORMAL R254 68R R25568R R256 68R R257 68R +PHASE_OUT/MUTE R267 N.U. R268 N.U. R269 N.U. R270 N.U R271 N.U. R272 N.U. VSS1 VDD2 C53 220p 12345678 A B C D 87654321 D C B A 1 Thule Audio APS Hrkr 14 2730 Herlev Denmark 3 EM-1022 0 4-May-200

29、1 21:47:28D:ELEKTR1THULED1POW2SPAC.SCH Title Size:Number: Date:File: Revision: SheetofTime: A2 Spirit Space, Amplifier circuit +7.4Vreg VSS2 +45V VDD1 +45V -45V +45V +Lline -Lline +Rline -Rline VDD1 VSS2 - CONFIDENTIAL - STBY Switch circuit SWI2SPAC.SCH + - + R L -7.4Vreg GND spacer CW CW CW CW R7 1

30、00k R8 100k R11 2k2 R13 100k R19 330R R20 330R R24 2k2 R25 2k2 R28 2k2 R29 2k2 R33 10k R35 330R R39 1k R40 1k5 R42 330R R43 10k R47 1k R48 1M R49 1M R50 1M R51 1M R148 1M R149 1M R150 1M R151 1M R52 22k R53 22k R152 22k R153 22k R107 100k R108 100k R111 2k2 R113 100k R119 330R R124 2k2 R125 2k2 R128

31、 2k2 R129 2k2 R140 1k5 R142 330R R143 10k R200 1k R202 1k R208 100k R210 100k R212 100k R213 100k R215 1M R216 1M R214 100k R217 1M R218 1M R219 100k R221 100k R223 10k R226 4R7 2W R227 4R7 2W R133 10k R135 330R R139 1k C2 100n C3 100n C9 100n C11 100n C102 100n C103 100n C109 100n C111 100n C211 3u

32、3 50V C214 100n R228 4R7 2W R229 4R7 2W C215 100n Z1 18V Z2 18V Z101 18V Z102 18V Z200 3V9 Z202 3V9 Z207 33V Z208 3V9 Q16 2SC3420 Q26 2SC3420 Q116 2SC3420 Q126 2SC3420 R112 2k2 R132 1k5 R222 10k D201 PMLL4148 D200 PMLL4148 R32 1k5 R12 2k2 P5 PIN P12 PIN P13 PIN P14 PIN R231 22k 1 2 3 4 5 P1 5way scr

33、ew term R230 22k D204 3V9 1 2 3 4 P8 4PIN 1 2 3 4 P7 4PIN R116 68R R114 68R R14 68R R16 68R R26 1M R31 1M R126 1M R1311M Q1 BC846B Q2 BC846B Q5 BC846B Q12 BC846B Q7 BC856B Q9 BC856B Q3 BC846B Q4 BC846B Q103 BC846B Q104 BC846B Q101 BC846B Q102 BC846B Q105 BC846B Q107 BC856B Q109 BC856B Q125 BC846B Q1

34、23BC856B Q113 BC856B Q114 BC856B Q115 BC846B Q15 BC846B Q13 BC856B Q14 BC856B Q25BC846B Q112 BC846B Q201 BC846B Q133 BC846B Q24 BC856B Q200 BC856B G1 PCB Washer R120 330R R1 1k2 R2 1k2 R101 1k2 R102 1k2 R118 22k R121 22k R21 22k R18 22k R15 100k R17 100k R115 100k R117 100k Q10 BCP53 Q6 BCP56 Q11 BC

35、P56 Q108 BCP53 Q110 BCP53 Q106 BCP56 Q111 BCP56 R127 22k R130 22k R3022k R27 22k C6 100p C5100p C105 100p C106 100p Q8 BCP53 C213 100n C212 100n D205 PMLL4148 D206 PMLL4148 R233 100k R220 100k R9 220R R10 220R R109 220R R110 220R R5 270R R105 270R R3 1k5 R4 1k5 R103 1k5 R104 1k5 C200 10mF 50V C201 1

36、0mF 50V R41 100R Trim R134 100R Trim R141100R Trim R34 100R Trim NO1 1 N02 8 C1 2 C2 7 NC1 3 NC2 6 COIL 4 COIL 5 K11 Relay power 8A/24V C12 470n C15 470n C13 470n C16 470n C112 470n C115 470n C113 470n C116 470n C209470n C207 470n C210 470n C208 470n S3 RESET FUSE, 5 Amp S4 RESET FUSE, 5 Amp Q132 2S

37、A1633 Q121 2SC4278 Q32 2SA1633 Q31 2SC4278 Q22 2SA1633 Q21 2SC4278 3 2 1 84 U101A 1458 5 6 7 U101B 1458 3 2 1 84 U100A 1458 5 6 7 U100B 1458 Q131 2SC4278 R147 1k Q124 BC856B Q122 2SA1633 R158 22k Q135 BC846B R160 22k Q23BC856B Q35 BC846B R58 22k R59 100k STBY1 Q37 BC846B R61 22k R62 100k STBY3 R161

38、100k STBY4 R157 100k STBY2 Q202 BC856B Q203 BC856B Q204 BC846B R235 100k R236 10k STBY1 STBY2 C1 3u3 50V 5 6 4 U200B 4093 1 2 3 U200A 4093 8 9 10 U200C 4093 12 13 11 U200D 4093 1 2 8 9 U201A 4075 3 4 5 6 U201B 4075 11 12 13 10 U201C 4075 C17 1n C18 1n C19 1n C20 1n Q205 BC856B Q206 BC856B STBY3 STBY

39、4 Q138 2SA1633 Q139 2SC4278 Q141 2SC4278 Q140 2SA1633 Q38 2SA1633 Q39 2SC4278 Q41 2SC4278 Q40 2SA1633 C21 100u 63V C22 100u 63V C23 100u 63V C24 100u 63V C121100u 63V C122 100u 63V C123 100u 63V C124 100u 63V D102 BYD17 D103 BYD17 D101 PMLL4148 D104 PMLL4148 D1 PMLL4148 D4 PMLL4148 D2 BYD17 D3 BYD17

40、 Vin 1 GND 2 Vout 3 REG7LM317T Vin 1 GND 2 Vout 3 REG9LM317T Vin 1 GND 2 Vout 3 REG8LM337T Vin 1 GND 2 Vout 3 REG10LM337T R67 270R R65 270R R165 270R R167 270R R68 10k R66 10k R166 10k R168 10k R64 220R 2W R63 220R 2W R163 220R 2W +47VLreg -47VLreg +47VRreg -47VRreg -47VLreg +47VLreg R261 10RF R262

41、10RF R263 10RF R264 10RF R164 220R 2W 0 2 at +47VRreg -47VRreg C216 10mF 50V C217 10mF 50V S9 RESET FUSE, 5 Amp NO1 1 N02 8 C1 2 C2 7 NC1 3 NC2 6 COIL 4 COIL 5 K12 Relay power 8A/24V S10 RESET FUSE, 5 Amp C127 3u3 50V C128 3u3 50V C27 3u3 50V C28 3u3 50V Q17 BC846B Q18 BC856B Q19 2SD1760 Q20 2SB1184

42、 R37 220R R38 220R R36 2k2 C8 100n Q27 BC846B Q29 2SD1760 R45 220R Q28 BC856B Q30 2SB1184 R46 220R R44 2k2 C10 100n Q117 BC846B Q1192SD1760 R137 220R Q118 BC856BQ1202SB1184 R138 220R R136 2k2 C108 100n Q127 BC846B Q1292SD1760 R145 220R R144 2k2 Q128 BC856BQ1302SB1184 R146 220R C110 100n D5 PMLL4148

43、D6 PMLL4148 D105PMLL4148 D106 PMLL4148 C4 470n 1 2 3 4 5 P115way screw term Q33 BC846B R89 270R X0 12 X1 13 Y0 2 Y1 1 Z0 5 Z1 3 INH 6 A 11 B 10 C 9 X 14 Y 15 Z 4 U13 HEF4053 +7.4Vreg -7.4Vreg relay_on R96 1k R97 1k D7 PMLL4148 Q34 BC846B R91 10k R92 10k R98 1k R99 1k +45V STEREO_OUT/MUTE SURR/STEREO

44、 D8 PMLL4148 P2 PIN P3 PIN OUT_1 OUT_1 OUT_2 OUT_2 P4 PIN P6 PIN - - + + - SR SL R169 4R7 2W R170 4R7 2W C14 100n C41 100n NO1 1 N02 8 C1 2 C2 7 NC1 3 NC2 6 COIL 4 COIL 5 K1 Relay power 8A/24V R100 1k R106 1k D9 PMLL4148 Q36 BC846B R93 10k SURR_OUT/MUTE D10 PMLL4148 R9410k +45V D11 PMLL4148 D12 PMLL

45、4148 R171 0R1 R172 0R1 R173 0R1 R174 0R1 NO1 1 N02 8 C1 2 C2 7 NC1 3 NC2 6 COIL 4 COIL 5 K2 Relay power 8A/24V D13 PMLL4148 R122 1k R123 1k +45V Q42BC846B R95 10k SURR/STEREO R175 0R1 R176 0R1 R177 0R1 R178 0R1 R179 0R1 R180 0R1 R181 0R1 R182 0R1 R183 0R1 R184 0R1 R185 0R1 R186 0R1 R189 4k7 R190 4k7

46、 R191 4k7 R192 4k7 X0 12 X1 13 Y0 2 Y1 1 Z0 5 Z1 3 INH 6 A 11 B 10 C 9 X 14 Y 15 Z 4 U15 HEF4053 Q43 BC846B R90 270R SURR/STEREO D14 BYD17 D15 BYD17 D16 BYD17 D17BYD17 +45V +45V -45V -45V Q52BC856B OUT_3 OUT_4 OUT_3 OUT_4 STBY5 D20 PMLL4148 C37 3u3 50V err.corr. SW input +L input -L or +SL input -R

47、or +SR input +R R154 1k R155 1k PROT1 R156 1k R159 1k Center channel power cicuit SPA2CENT.SCH AC1AC2 C7 3u3 50V C48 3u3 50V C49 3u3 50V C50 3u3 50V 1 2 3 4 P16 4PIN R259 2k2 R260 2k2 D24 PMLL4148 D25 PMLL4148 +PHASE_OUT/MUTE NO1 5 NO2 4 NC1 6 NC2 3 C1 7 C2 2 -V 8 +V 1 K4 RELAY DPDT2 NO1 5 NO2 4 NC1

48、 6 NC2 3 C1 7 C2 2 -V 8 +V 1 K5 RELAY DPDT2 D26 PMLL4148 +45V C54 100n R258 4R7 2W R273 4R7 2W C55 100n 12345678 A B C D 87654321 D C B A 3 Thule Audio APS Hrkr 14 2730 Herlev Denmark 3 EM11200 4-May-2001 21:48:19D:ELEKTR1THULED1SPA2CENT.SCH Title Size:Number: Date:File: Revision: SheetofTime: A2 Sp

49、irit Space; Center Amp +45V Cline - CONFIDENTIAL - R6 100k R22 100k R56 2k2 R69 330R R73 10k R70 330R R80 1k R71 220R R72 220R R23 100k R81 1kR82 1k C31 100n C32 100n C33 100n C34 100n R83 4R7 2W Q63 2SC3420BL R74 10k D18 PMLL4148 R75 1k5 P9 PIN R84 68R Q44 BC846B Q45 BC846BQ46 BC846B Q53 BC856B Q61 2SD1760 Q47 BC846B R85 1k2 R77 22k R54 100k Q58 BCP56 R78 22k C36 100p Q57 BCP53 Q62 2SB1184 R86 220R R87 270R R88 100R Trim NO1 1 N02 8 C1 2 C2 7 NC1 3 NC2 6 COIL 4 COIL 5 K3 Relay power 8A/24V S13 RESET FUSE, 5 Amp Q48 BC846B R79 22k R55 100k STBY5 C40 1n P10 PIN R761M R57 2k2 R60 2k2