Pioneer-VSXAX5AiS-avr-sm 电路图 维修手册.pdf

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1、 ORDER NO. PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01

2、, Singapore 159936 PIONEER CORPORATION 2004 VSX-AX5Ai-S RRV3018 AUDIO/VIDEO MULTI-CHANNEL RECEIVER VSX-AX5Ai-S THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S). *:Alter the wiring of the power-supply block at the primary winding of Power transformer referring to the Line Voltage Selec

3、tion described in Service Manual. ModelTypePower Requirement The voltage can be converted by the following method. VSX-AX5Ai-SHYXJAC220-230VAC240V, * For details, refer to Important symbols for good services. T-ZZV AUG. 2004 printed in Japan RadioFans.CN 收音机爱 好者资料库 VSX-AX5Ai-S 2 1234 1234 C D F A B

4、E SAFTY INFORMATION This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products such as those covered by thi

5、s manual. Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty. If you are not qualified to perform the repair of this product properly and safely, you should not risk trying to do so and refer the repair to a qualified service technic

6、ian. WARNING This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of California to cause cancer, birth defects or other reproductive harm. Health AKB7075 CN1205 ; AKB7162 R1508 R1509 R1510 R1511 0 0 0 0 (MR) (MR) (MR) (MR) (MR) : AUDIO SIGN

7、AL ROUTE (MULTI-ROOM Lch) : AUDIO SIGNAL ROUTE (DVD Lch) (DVD) (DVD) (DVD) (DVD) : AUDIO SIGNAL ROUTE (Lch) (F) : AUDIO SIGNAL ROUTE (FRONT Lch) (S) : AUDIO SIGNAL ROUTE (SURROUND Lch) (SB) : AUDIO SIGNAL ROUTE (SURROUND BACK Lch) (C) : AUDIO SIGNAL ROUTE (CENTER ch) (D) (D) (D) (D) (D) : AUDIO SIGN

8、AL ROUTE (DIGITAL) VSX-AX5Ai-S 32 1234 1234 C D F A B E 3.4 INPUT CONNECT and 12V TRIGGER ASSYS - + - + 9 2 4 3 8 1 8 6 4 5 7 1 6 3 1 2 5 7 8 4 13 12 11 10 8 7 9 6 5 4 3 2 1 6 5 7 2 5 3 4 6 9 7 8 4 5 1 3 2 8 5 6 4 7 9 1 2 3 2 1 4 3 13 11 14 15 12 8 9 7 10 1 2 4 3 8 7 5 6 17 16 13 14 11 12 15 8 7 9 1

9、0 1 2 4 5 3 6 4 3 6 5 2 1 C (1/2) (2/2) C FL SBR SBL FR SR SL SW AMUTE V-15V SW SR SBL SBR FL C SL GNDA GNDA GNDA MRR GNDA V+15V FR MRL SW SR FR FL SL SBR AMUTE SBL V+15V V-15V GNDA GNDA GNDA SBL SL SBR C SW SR FL GNDA FR MRMUTE MRDT MRCK GNDU (3W) DVDL TVL V2INL V1INL V1OUTL GNDA GNDA GNDA V2OUTL L

10、CH Vout DT DG Vin RCH CK Vcc Vout Vin V1OUTL V2OUTL V2INL TVL DVDL V1INL GNDA GNDA V1INR V2INR TVR V1OUTR V2OUTR TVR V1INR V2INR DVDR DVDR V1OUTR V2OUTR MRL MRR MR MUTE R1454 R1451 C1451 C1455C1454 R1453 C1453 R1452 IC1541 C1452 IC1541 CN1404 CN1403 R1404 CN1406 CN1407 CN1408 CN1402 R1405 R1403 C140

11、7 D1401 C1405 IC1401 C1401 C1406 C1402 R1401 C1403 C1404 R1402 CN1401CN1405 R1414 R1415R1417 R1412 R1416 R1413R1410 R1418 R1411 R1419 2.2k 100k XKP3075 10/50 0.010.01 1k 4700p 100k UPC4570G2-A 10/50 UPC4570G2-A XKP3064 XKP3077 XKP3074 1k XKP3062 XKP3064 390 1k XKP3078 100p UDZS5.1B 10/50 10/50 10/50

12、 M62429FP 10/50 100p 10k10k 10/50 XKP3068 00000 00000 CN1204 B CN1307 A CN1306 A CN1308 A CN101 J 1/3 CN201 J 1/3 CN102 J 1/3 CN103 J 2/3 E INPUT CONNECT ASSY (AWX8546) E MR Volume SW. Amp. (F) (F) (S) (S) (SB) (SB) (F) (S) (SB) (C) (C)(C) (MR) (MR) (MR) (MR) (MR) (MR) (SB) (C) (S) (F) (DVD)(DVD) (D

13、VD) VSX-AX5Ai-S 33 5678 56 7 8 C D F A B E 1 6 3 2 7 9 8 5 4 E B C 8 6 7 2 4 5 1 3 10 11 9 14 16 13 12 15 1 4 2 3 5 6 13 2 8 7 21 2143 OUTIN CN1901 R1909 C1910 C1911 R1908 C1907 D1902 R1911 C1909 R1910 Q1901 R1906 R1905 C1906 R1907 C1901 C1902 R1904 CN1902 C1921 D1921R1921 C1934C1936 R1933 C1905 IC1

14、901 C1903 C1904 C1937 Q1932 R1936 Q1933 R1931 R1935 C1935 C1932 C1931 C1933 Q1931 W1908 R1934 IC1931 L1901D1901 R1937 D1931 C1938 CN1903 AKP1213 CHASSIS 0.01 STBY 1SS355 470k220k 0.01 SP232AEN 220k 10k 330p 2SC1740S(QRS) 100 100 1/50 1/50 100 100 0.01 B8B-PH-K-S 100/16 CHASSIS 0.01 STBY STBY 0.01 DT

15、C124EK-TLB 4.7k 0.01 1/50 1/50 10k STBY 2SA1037(RS) 560 6.8 6.8 10/50 CEHAT 0.01 0.01 2SB1237X(QR) BA12T 1SS355 1u CEHAT 10/50 UDZS5.1B 10k 0.1/50 KP200TA4L (CD) GND RXD(TD) (DSR) (NC) (DTR) (NC) BUSY(CTS) TXD(RD) V-10V C2- C1+ C1- C2+ V+10V TXD CLK RXD BUSY VCC GND 232C TXD 232C DET 232C CTS 232C R

16、XD GNDU V+5.6 STBY 1 2 3 RKN1004 12V TRIGGER (DC OUT 12V 100mA MAX) RS-232C JA1922 JA1921 VNE1948 1901 1 2 3 MRIN GNDU 12V TRG 12VDET REG G +B CN2403Z CN551 J 3/3 12V TRIGGER ASSY (AWX8548) F RS-232C Tranceiver F (F) : AUDIO SIGNAL ROUTE (FRONT Lch) (S) : AUDIO SIGNAL ROUTE (SURROUND Lch) (SB) : AUD

17、IO SIGNAL ROUTE (SURROUND BACK Lch) (C) : AUDIO SIGNAL ROUTE (CENTER ch) (MR) : AUDIO SIGNAL ROUTE (MULTI-ROOM Lch) : AUDIO SIGNAL ROUTE (Lch) : AUDIO SIGNAL ROUTE (DVD Lch) (DVD) VSX-AX5Ai-S 34 1234 1234 C D F A B E 3.5 COAXIAL IN ASSY CN1802 CN1803 CN1801 R1899 R1893 R1894 R1898 R1888 C1882 R1882

18、C1884 R1884 IC1881 C1886 R1886 IC1881 C1881 R1881 R1885 C1885 IC1881 C1887 IC1881 R1897 R1896 C1896 R1876 C1897 R1877 C1889 C1888 R1890 R1889 C1890 C1883IC1881 IC1881 R1883 R1887 L1881 C1858 C1857 DOUT DIN SSPEND 17 20 19 16 18 15 14 13 12 11 10 9 7 8 9 8 7 6 5 4 3 2 1 6 8 2 4 5 9 7 1 3 5 6 3 4 1 2

19、12 14 13 10 14 11 7 8 14 7 7 9 6 7 14 5 14 1 24 14 3 77 GNDD VKN1196 52045-0945 DSP+5V XKP3075 GDA2 A+15V A-15V 0 0 STBY GDCH DSP+5V STBY 47k 0.01 YB GDCH 75 stby TC74HCU04AFTC74HCU04AF 100 47p 2.2k TC74HCU04AF TC74HCU04AF 75 stby YB 0.01 CH 470p 2.2k CH 47p 100 TC74HCU04AF CH GNDD GNDD 0 CH 470p 0

20、0.01 YB 0.01 1.0/6.3 1.0 100 YB YB 100 47/16 1.0 TC74HCU04AF 47k DTF1064 DSP+5V A-15V GNDD YBYB A+15V IN1 D5G D5G DSP+5V DSP+5V IN3 G G IN2 G IN4 OPT OUT2 DSP+5V G G IN6 OUT1 G IN5 G OUT2 G DRST GDA GDA A+15V A-15V DSDP DLCK USBPB USBSS D5G OPT IN2 D5G OPT OUT1 D5G D5G OPT IN1 JA1802 (2/2) (2/6) (4/

21、6) (1/6) (6/6) (5/6) JA1802 (1/2) (3/6) JA1802 ; AKB7148 0.010.01 COAXIAL IN ASSY (AWX8443) G CN1701 D CN2406 Z CN101 Q 1/2G (UD) (UD) (UD) (UD) (D) (D) (D) (D) VSX-AX5Ai-S 35 5678 56 7 8 C D F A B E C1682 C1697 C1698 R1696 C1696 C1684 C1681 C1683 C1685 C1686 R1686 C1687 X1681 R1689 C1688 R1688 C168

22、9 R1683 R1681 R1682 IC1681 R1687 C1680 C1690 IC1682 R1690 DIN SSPEND USB DOUT 14 13 11 12 15 16 17 18 10 8 7 9 22 19 20 21 6 5 4 3 25 26 24 23 2 1 27 28 3 2 15 4 GDCH GNDD STBY 0.01 0.1 stby GDCH stby 0.1 47/16 0.1 0.1 0.1 2.2k CH 22p 22 1M ASS7047 CH 18p STBY 0.1 0.1 1.5k 22 TC7SET08F GNDD 0.01 47

23、100 DSP+5V BODY GND Vcom VinR VinL AGNDAGNDP Vccp1i VoutL VoutR Vccci SEL1 SEL0 HID2AGNDX XTI XTO Vccp2i HID1 HID0 DGNDUSB Vbus Vccxi DGND DOUT DIN 12.0MHz DKN1237 USB AUDIO JA1681 D- D+ PCM2902EG SSPEND Vddi G (D) : AUDIO SIGNAL ROUTE (DIGITAL) (UD) (UD) (UD) (UD) (UD) (UD) (UD) (UD) (UD)(UD) : AUD

24、IO SIGNAL ROUTE (USB DIGITAL) VSX-AX5Ai-S 36 1234 1234 C D F A B E 3.6 COMPONENT ASSY OSON DR DB CB JINH CB DY + - - + + - 52045-1245 GND 75 stby 75 stby stby 7575 stbystby 75 stby 0.010.01 15k V-5V OPA2652U 10/5010/50 33k33k15k 0 stby stby V-5V 100/16 0.01 100/16 110k0 V+5V 0.01 180k 10/50 0 0.01 0

25、.01 1k 10/50 10/50 1k V+5V stby stby stby TC74LVX4053FT 1k stby stby stby 390 stby 10k 390 stby 1k STBY stby OPA2652U 390 stby 390 10k 0.01 TC74LVX4053FT 75 stby stby stby 0.01 OPA2652U 11111 2 8 6 4 1 3 5 9 7 12 11 10 11 E B C E B C 4 5 B 8 7 6 1111 E C B C B E E C 4 5 2 3 1 8 6 7 E B C 14 16 13 12

26、 15 10 9 11 E B 6 8 E C B 5 4 7 4 5 3 1 2 6 8 7 B C E C 3 8 2 4 1 14 16 13 12 15 9 11 10 1 TP4436 TP4434 TP4440 TP4438 TP4433 CN4403 TP4444 TP4442 R4434 C4426C4425 R4433R4432 C4404 R4403 C4403 Q4414 C4402 R4402 C4406C4405 Q4406 R4439 IC4405 C4444C4445 R4438 R4437 Q4405 R4435 R4442 C4427 R4436 C4430

27、C4450 TP4435 TP4437 TP4439 TP4441 C4448 R4445 R4443 C4428 R4441 C4446 C4431 Q4408 R4444 C4449 C4429 R4440 Q4407 C4447 IC4401 R4409 R4410 R4408 Q4402 R4405 R4407 R4406 R4412 R4419 R4415 C4410 R4418 R4416 R4417 Q4403 R4414 IC4406 R4413 C4409 IC4402 C4408 R4401 C4401 JA4401 Component Signal Selector JA

28、4402 Q4413 Q4401 R4404 R4411 C4407 IC4405 TP4443 2SA1576A(RS) -MARKS 2SC4081(RS) OSON GND DR GND GND DB CB GND CR GND DY CY (3/3) (2/3) (1/3) (3/3) (2/2) VEE VSS INH Cb Y Cr VDD B C A (2/2) VSS INH VEE (2/3) (1/3) Y Amp. Cb Amp. (1/2) 1 VDD 3 2 A B C Y IN1PB PR Y IN2 COMPONENT VIDEO PB PR COMPONENT

29、ASSY (AWX8454) H H (PB) (PB) (PB) (PB) (PB) (PB) (PB) (PB) (PB) (PR) (PR) (PR) (PR) (PR) (PR) (PR) (PR) (PR) (Y) (Y) (Y) (Y) (Y) (Y) (Y) (Y) (Y) VSX-AX5Ai-S 37 5678 56 7 8 C D F A B E CRO DB CBO DR I2DT I2CK EXST EXDT EXCK EXOE OSD OSCS OSRT THSW DINH SWC THSW JINH DT2 EXOE SWD EXCK CINH EXDT EXST O

30、SCS CY OSRT OSD SWC CYO DY CY CYO CRO CBO EXST EXCK I2CK I2DT EXOE DT2 OSON + - XKP3080 110k 180k1k V-5V 0.01 0 110k 10/50 0.01 10/50 180k 1k 0.01 100/16100/16 1k 0.01 10/50 DTC124EUA V+5V V-5V V+5V BU4094BCF 47p 1k PDC084B 1k stbyV+5V stby 0.01 V-5V 100/16 10k 390 390 OPA2652U 100/16 0.01 V+5V 470

31、24p 24p 18p 33u 0.047 stby 0.047 15p ASS1056 100/16 10k 10u 0.047 0.01 180 stby stby 180 stby 10/16 NP 47p V+5V 2SC4081 75 100p 1k 75 47p 100/16 10u V+5V 0.047 1000/10 75 1k STBY XKP3077 ACH7194 1111 15 19 18 17 16 14 12 13 11 10 8 9 4 2 6 3 5 7 1111 1 1 111111 E C B C B E B C E C E B 1111 7 89 10 4

32、 3 5 6 2 1 12 11 13 14 15 16 E C B 4 3 8 2 1 12 11 10 9 8 1 7 6 14 13 15 19 16 17 18 11 4 1 5 3 2 1 22 23 24 20 21 111 E C B 1 111 111 1 2 13 6 5 4 1 111 12 11 10 9 8 7 1 13 TP4408 TP4409 TP4410 TP4407 CN4401 TP4411 TP4414 TP4413 TP4412 R4451 R4448 TP4401 TP4402 TP4404 TP4406 TP4403 TP4405 Q4410 C44

33、35 R4452 R4450 Q4412 C4452 Q4409 C4433 R4446 R4449 C4451 C4453 C4436 C4455C4454 R4447 C4434 Q4411 TP4417 TP4416 TP4415 TP4419 TP4418 R4453 C4432 R4454 IC4403 R4455 Q4404 C4415 C4440 R4422 R4421 R4423 C4413 C4412 C4439 R4424 TP4445 C4416 C4417 TP4446 L4402 C4421 R4427 TP4448 TP4447 C4419 X4401 C4414

34、C4411 IC4404 C4441 R4425 C4418 L4401 TP4450 TP4449 TP4451 C4437 R4460 R4458 R4459 R4456 C4457 C4458 C4438 R4431 Q4415 C4420 C4424 C4443 R4426 R4430 C4422 C4423 L4403 C4442 R4428 R4429 JA4403 R4420 IC4406 TP4426 TP4424 TP4427 TP4422 TP4425 TP4421 TP4423 TP4420 CN4402 TP4430 TP4431 TP4429 TP4428 TP443

35、2 I2CCK EXPCK EXPOE EXPST EXPDT I2CDT OSDDT OSDCS THSW OSD OSDCK OSDRT SWD V+5V V+5V DINH FUNC MUTE V-5V Q4 VSS QS QS Q3 CLK Q1 Q2 STROBE SERIAL IN Q8 Q7 Q5 Q6 VDD OE (1/2) CK CS DT VDD2 OSD OSCin OSCout CHARA BLANK VSS2 CVout CVin VDD1 SEPc SEPout SYNin SEPin C1 VSS1 Xin Xout 14.32MHz RST C3 C2 VDD

36、1 (3/3) (2/3) (1/3) Y MONITOR OUT PB PR CRO VG CBO VG VG CYO EXPST EXPOE I2CDT I2CCK EXPCK DT2 OSON CN3501AH CN2404 Z H Cr Amp. JA4401-JA4403 ; VKB1151 (PB) : VIDEO SIGNAL ROUTE (PB) (PR) : VIDEO SIGNAL ROUTE (PR) (Y) : VIDEO SIGNAL ROUTE (Y) (PB) (PB) (PB)(PB) (PB) (PR) (PR) (PR) (PR)(PR) (PR) (Y)

37、(Y) (Y) (Y) (Y) VSX-AX5Ai-S 38 1234 1234 C D F A B E 3.7 VIDEO ASSY CY CY CY CY SW4 SW5 SW2 OSON MUTE SW3 SDET CNT MUTE THSW MUTE SW1 SW4 SW2 SW3 SW5 SW1 SW5 SW3 SW4 OSON THSW SDET SW2 SW1 SW3 SW5 SW4 SW2 SW1 2 3 1 1 6 8 7 5 4 1111 10 1 9 111 9 11 10 5 8 7 4 3 6 11111111 1 2 111 1 9 1110 12 8 14 13

38、2 5 1 4 2 1 3 9 8 10 7 6 5 12 11 21 22 23 24 19 20 15 16 17 18 13 14 B C E 43 7 6 11 9 10 14 13 12 8 1 4 5 6 7 3 2 8 B E C 16 12 15 11 10 14 13 1 6 3 4 5 2 9 7 8 B E 9 14 1110 12 8 13 16 13 12 15 11 14 9 10 C CN3202 TP3215 TP3216 TP3213 TP3214 TP3217TP3218 TP3221 TP3219 TP3220 TP3202 TP3203 TP3201 T

39、P3204 TP3206 TP3205 TP3207 TP3208 CN3201 TP3209 TP3211 TP3210 TP3212 R3262 C3275 R3263 R3264 R3267 C3270 C3230 R3260 R3261 C3271 D3202 R3280 C3274 C3233 R3282 R3271 C3234 R3281 C3273 C3229 R3266 C3232 C3272 C3231 R3265 C3228 IC3204 R3269 R3270 R3268 C3223 R3292 R3291 R3294 R3293 C3224 Q3203 R3226 C3

40、215 C3256 C3258 R3221 R3222 R3224 R3223 C3212 C3255 C3261 C3216 R3225 C3260C3259 IC3207 C3214 C3213 R3236 R3235 R3234 R3233 R3288 C3221 R3289 R3290 R3287 C3217 C3222 Q3202 C3257 C3204 R3206 R3205 R3227 R3228 R3216 C3209 R3209 R3210 R3217 R3218 Q3201 C3210 C3208 R3201 R3202 R3203 C3248R3204 C3247 JA3

41、201 JA3201 C3245 C3249 C3246 IC3206 C3203C3202 C3201 R3215 C3251 C3207C3206 C3250 R3208 R3207 C3205 B10B-PH-K-S V-5V V+5V +12V XKP3076 GND 0 1/50 75 75 75 0.1 100/16 75 75 1/50 DAN202K 0 100/16 V-5V 100/16 0.047 1k 0 33p 1k NJM2596M 0.01 100/16 0.047 100 1k V+5V 0.1 100p 1k 1k 1k stby 10k 10k 2.2k V

42、-5V 10/50 stby 2SC4081 0.1 75 100/16 100/16 1/50 0 75 75 100/16 75 100/16 0.1 V-5V 100p 100 100/16 0.0470.047 100/16 1k 1k 1k 0 V+5V 1.0k V-5V stby NJM2595M 5.6k 5.6k stby stby 10/50 2SC4081 V+5V V+5V V-5V 100 1k 100p 1k 1k 1k 1k stby 5.6k 5.6k 1.0k V-5V 47p stby 2SC4081 10/50 0 75 75 75 1/50 100/16

43、 100/16 0.1 0.047 100/16 0.047 100/16 V+5V V+5V NJM2595M 100/16 V-5V 0.047 100/16 0.047 1k 1k V+5V 0.047 OSDON SW2 SW3 SW4 SW5 FVC FVY FV SDET MUTE +12V V-5V V+5V VG V-5V V+5V +12V VG MUTE THSW OSD SW4 DCOUT3 IN4 DCIN4 OUT2 SW2 VEE DCOUT2 OUT3 DCOUT1 GND OUT1 IN5 SW5 SW3 DCIN5 DCIN2 IN2 IN3 VCC DCIN

44、3 IN1 DCIN1 SW1 OUT1 IN3 SW5 IN5 SW3 IN4 SW4 VCC SW2 OUT2 OUT3 SW1 IN1 GND VEEIN2 VCR2 IN VIDEO S-VIDEO (1/4) JA3202 (1/4) JA3203 JA3203 JA3203 (1/4) JA3203 (3/4) JA3202 (2/4) (2/4) (4/4) (2/4) SW4 IN4 SW3 IN5 SW5 OUT1 Component Selector GND IN1 SW1 OUT3 OUT2 VCC VEE IN3 IN2 SW2 VCR/DVR IN VIDEO S-V

45、IDEO DVD/LD IN VIDEO S-VIDEO TV/SAT IN VIDEO S-VIDEO J602CN2405 J 3/3ZI JA3201-JA3203 ; AKB7160 Y Selector C / DC Selector (SY)(SY) (SY) (SY) (SC) (SC) (SC) (SC) (SC) VSX-AX5Ai-S 39 5678 56 7 8 C D F A B E CY - + CY + - + - - + CY OSON 21 43 5 2 4 3 1 5 8 6 7 13 15 14 16 12 10 9 11 1 2 1 3 4 1 6 7 5

46、 8 B C 6 5 E 4 8 7 6 7 21 5 43 7 6 2 1 13 14 14 13 16 15 B 9 10 12 11 E C 3 2 1 8 4 5 7 4 B 123 1 54 E C B 6 E 8 C 2 3 1 4 8 21 5 43 7 6 3 6 4 5 7 11 1 2 111 8 9 10 11 12 1 6 8 4 7 3 5 111 1 13 9 10 1 1 12 11 14 1 1 11 15 2 1 R3285 C3244 C3243 R3275 R3274 C3236 IC3202 C3241 R3283 R3278 C3235 R3272 R

47、3273 R3244 TP3240 C3219 IC3201 TP3241 R3243 Q3206 IC3209 C3237 R3276 C3285 R3256 R3304 C3287 R3306 C3289 C3291 R3284 C3242 R3286 C3239 C3240 R3277 C3238 R3279 C3264 R3231 IC3203 C3218 R3239 R3240 R3238 R3241 C3262 R3232 C3263 Q3205 R3242 R3303 C3284 C3288 C3286 C3290 R3305 IC3209 IC3208 C3277 TP3239

48、 R3230 D3203 Q3207 R3229 R3214 IC3205 R3213 Q3204 R3237 R3296 R3298R3297 R3300 C3281 C3283 C3220 C3279 C3280 C3278 C3282 R3249 R3246 C3276 IC3208 R3299 R3253 C3226 C3227 R3259 R3250 C3269 R3258 C3225 R3257 C3268 C3211 R3220 D3201 TP3227 CN3203 R3212 TP3237 R3211 TP3223 TP3229 TP3222 TP3225 TP3232 TP

49、3234 TP3233 TP3231 TP3224 TP3228 TP3226 TP3230 TP3235 TP3236 R3219 JA3205 JA3204 JA3204 JA3201 C3254 0.1 180p 75 10k 180p V-5V stby 75 0.047 TC74HC4053AFT 0.047 V+5V 1k 1k 1k DTC124EUA V-5V 0.047 TC74HC4053AFT TK15420M 0.1 V-5V 75 stby 100k 2k 2k stby 0.01 100/16 75 180p 75 10k 180p 180p 75 75 180p 75 0.047 V+5V 100/16 3.3/50 100/16 1k 1k 1k DTC124EUA 100k 2k 75 stby 0.01 stby 2k 100/16 TK15420M TK15420M stby V-5V V+5V 330 220k 4.7k DTC124EUA 22k 1k LA7213V+5V 75 DTC124EUA st