BBK-AV212T-av-sch 电路图 维修手册.pdf

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1、12345678 A B C D 87654321 D C B A Title NumberRevisionSize A2 Date:30-Aug-2003Sheet of File:E:BBKAV21212TIN.SCHDrawn By: OUT3 2 OUT2 3 OUT1 4 AVDD 5 SWIN 6 GNDS 7 SRIN 8 SLIN 9 OUT4 1 GNDC 10 CIN 11 GNDR 12 RIN 13 GNDL 14 LIN 15 BYPASSR 16 BYPASSL 17 LTRE 18 LBASS3 19 LBASS2 20 LBASS1 21 RBASS1 22 R

2、BASS2 23 RBASS3 24 RTRE 25 CR2 26 CR1 27 CL2 28 CL1 29 AVSS 30 LOUT 31 ROUT 32 SLOUT 34 SROUT 35 SW OUT 36 AGND 37 DGND 38 LATCH 39 DATA 40 CLK 41 COUT 33 DVDD 42 U7 M62446FP C28 10u/50 C12 10u/50 C13 10u/50 C14 10u/50 C19 103 CBB C20 15N CBB C22 334 CBB GND GND +7V GND C23 104 GND 62446_CS 62446_DA

3、TA 62446_CLK +5D SW_1 SR_1 SL_1 C_1 R52 47K R49 47K R50 47K R51 47K C26 15N CBB C27 334 CBB C25 103 CBB GND C65 10u/50 C64 10u/50 -7V C21 C2Z SW_6 SR_6 SL_6 C_6 R_6 L_6 SW_7 SR_7 SL_7 C_7 L_7 R_7 GND C67 100P C66 100P GND EA/VP 31 X1 19 X2 18 RESET 9 RD 17 WR 16 INT0 12 INT1 13 T0 14 T1 15 P10 1 P11

4、 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 VCC 40 GND 20 IC13 89C51 D OUT D IN 6311 CLK 6311 STB IR SENSOR BM1A(MVOL) BM1B(MVOL) BM2B(MENU) BM2A(MENU) RESET +5V

5、+5V SIGNAL DETECT LEVEL COMPARE 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 VDD 16 VSS 8 VEE 7 U14053 AC3SR AC3SL AC3C PRS PRS PRC -5V +5V X0 13 X1 14 X2 15 X3 12 X4 1 X5 5 X6 2 X7 4 INH 6 A 11 B 10 C 9 X 3 VDD 16 VSS 8 VEE 7 IC1 4051 X0 13 X1 14 X2 15 X3 12 X4 1 X5 5 X6 2 X7 4

6、 INH 6 A 11 B 10 C 9 X 3 IC74051 B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12 B13 B14 R1470 R2470 R3470 R4470 R5470 R6470 R7470 R8470 R9470 R10 470 R11470 R12470 R13 470 R14 470 R1547K R1647K R1747K R1847K R1947K R2047K R2147K R2247K R2347K R24 47K R2547K R2647K R27 47K R28 47K 1 2 3 4 J1 VCD RIN AUX RIN

7、CD RIN DVD RIN AC-3 RIN AC-3 LIN DVD LIN CD LIN AUX LIN VCD LIN AC-3 SL AC-3 SR AC-3 C AC-3 SW SW_1 SR_1 SL_1 C_1 RI LI 4051 C 4051 B 4051 A 4051 A 4051 B 4051 C 4053ABC 4051 A 4051 B 4051 C 4053ABC +12V OKDETECT DELAY1 DELAY2 OK4052B OK4052A 2313DATA 2313CLK 62446_CLK 62446_CS 62446_DATA A0 1 A1 2

8、A2 3 GND 4 SDA 5 SCK 6 WP 7 VCC 8 1C9 24C02 SIG4051B SIG4051A 24C02SDA 24C02SCK 24C02SCK 24C02SDA TUNE R TUNE L GND 84 3 2 1 HA17358 9013 DGND +5V SIGNAL DETECT LEVEL COMPARE SIG4051B SIG4051A TUNER DO TUNER CL TUNER DI TUNER CE TUNER MODE TUNER IN 1 2 3 4 5 J1 TUNER DO TUNER CL TUNER DI TUNER CE TU

9、NER MODE GND 1 2 3 J2 +12V 3 2 1 + - IC4A JRC4558D 5 6 7 + - IC4B JRC4558D 3 2 1 + - IC5A JRC084 5 6 7 + - IC5B JRC084 10 9 8 + - IC5C JRC084 12 13 14 + - IC5D JRC084 3 2 1 + - IC6A JRC4558D 5 6 7 + -IC6B JRC4558D C29 10U/50V C30 10U/50V C31 10U/50V C32 10U/50V C33 10U/50V C34 10U/50V C39 10U/50V C4

10、0 10U/50V C58 10U/50V C59 10U/50V C60 10U/50V C61 10U/50V R55 47K R54 47K R7347K R78 47K R76 470 C35 101P C67 101P R72 47K R75 47K R9447K R53 47K R77 470 C36 101P C67 101P R82 47K R88 1K R875K6 R114 47K R115 470 C44 101P R89 47K R81 1K R805K6 R90 47K R112 470 C41 101P R86 47K R85 1K R845K6 R91 47K R

11、79 470 C42 101P R92 47K R93 1K R1115K6 R83 47K R107 22K C43 101P R10847K R98 56K R97 56K R99 47K R100 470C56223M C55 103 C57 10U/50V C45R108 3 2 1 + -IC3A JRC084 5 6 7 + - IC3B JRC084 10 9 8 + - IC3C JRC084 12 13 14 + - IC3D JRC084 R30 100K R31 100K R32 100K R33 100K R3422K R3522K R3622K R3710K R382

12、2K R39 10K R41 22K R42 10K R43 47K R44 47K R40 22K C1 10U/50V C2 10U/50V C6 10U/50V C7 10U/50V C10 10U/50V C15 10U/50V C4 101P C5 101P C8101P C9101P LI RI PRC PRS R 10K R10K LOUT COUT SLOUT SROUT SWOUT SW_6 SR_6 SL_6 C_6 R_6 L_6 OKIN 1 2 3 4 CN3A 4PIN 1 2 3 4 CN13B 5PIN 1 2 3 4 5 6 7 CN10A1 7PIN R10

13、9 100k R113 100K R110100K R101100K R102 22K R103 22K R10422K R10522K R10622K 3 2 1 + - IC10A HA17324 5 6 7 + - IC10B HA17324 10 9 8 + - IC10C HA17324 12 13 14 + - IC10D HA17324 R60100K R61100K R62100K R63100K R59100K R56100K R64100K R67100K R5810K R5710K R6510K R6610K D6IN4148 D7IN4148 D8 IN4148 D9

14、IN4148 C46 1U C47 4.7U C48 1U C49 4.7U X0 13 X1 14 X2 15 X3 12 X4 1 X5 5 X6 2 X7 4 INH 6 A 11 B 10 C 9 X 3 VDD 16 VSS 8 VEE 7 IC11 4051 L_7 R_7 C50 104 R69 10K R6810K R45 47 R472K2 Q1 S9014 ZD1 7V5 C16 10U/50V C17 47U/16 C18 104 R48 47 R462K2 Q4 S9015 ZD2 7V5 C11 10U/50V C37 47U/16 C24 104 +12V+7V -

15、12V-7V -5V +5V +5VD +5VD R70 10K R71 10K D10 IN4148 C53 104 C54 10U/16 Q2 9015 +5VD S LEVEL R LEVEL L LEVEL C LEVEL S LEVEL R LEVEL L LEVEL C LEVEL 4051 A 4051 B 4051 C 4053ABC R116 47K R96 47K R95 47K R74 47K 1 2 3 4 5 6 7 8 CN7 8PIN 1 2 3 4 5 6 7 8 CN12B 8PIN 1 2 3 4 5 CN9A 5PIN D OUT D IN 6311 CL

16、K 6311 STB BM1A(MVOL) BM1B(MVOL) BM2B(MENU) BM2A(MENU) OKDETECT DELAY1 DELAY2 OK4052B OK4052A 2313DATA 2313CLK DGND IR SENSOR GND +5V -30V +12V -12V +5V OKIN GND GND COUT SROUT SLOUT +12V T +12V -12V +5V GND LOUT ROUT 1 2 3 CN5A 3PIN -30V +5V GND 1 2 CN7B TUNED MODE TO TUNED BOARD FROM AMP BOARD TO

17、DSP BOARD TO VFD BOARD TO VFD BOARD TO DSP BOARD TO AMP BOARD TO AMP BOARD SW LEV R LEV L LEV C LEV SL LEV SR LEV SW LEV R LEV L LEV C LEV SL LEV SR LEV R LEV L LEV C LEV SL LEV SR LEV R LEV L LEV C LEV SL LEV SR LEV SW LEV R OUT SINGAL SINGAL 1 2 CN10B1 CON2 RadioFans.CN 收音机爱 好者资料库 1234 A B C D 432

18、1 D C B A Title NumberRevisionSize A4 Date:30-Aug-2003Sheet of File:E:BBKAV21212TOK.SCHDrawn By: R19 10K R22 470 5 6 7 IC5B JRC4558D R20 1K5 C28 100 C36 22P C12 1U C11 562M C8 561 R15 10K R14 10K R4 15K R5 10K R6 10K VCC 1 REF 2 AGND 3 DGND 4 CLKO 5 VCO 6 CC1 7 CC0 8 OP1O 9 OP1I 10 OP2O 11 OP2I 12 L

19、PFI2 13 LPFO2 14 LPFO1 15 LPFI1 16 PT2399 C5561 C1 332M C7 823M C6 823M R11 10 C10 100/16 C9 104 C4 47/16 R3 22K C3 104M C2 104M +5V R31 22K C29 4U7 R33 470 R47 15K R8 10K R9 10K R10 10K R1 47K R7 10K R2 100K Q1 9014 Q2 9014 -12V +12V +5V 1 2 3 4 5 CN5 1 2 CN2 1 2 3 4 5 6 7 8 CN6 X0 12 X1 14 X2 15 X

20、3 11 Y0 1 Y1 5 Y2 2 Y3 4 INH 6 A 10 B 9 VEE 7 X 13 Y 3 4052 R21 10K R32 470 8 9 10 IC5C JRC4558D R35 1K5 C39 100 C41 22P R36 22K C29 4U7 R37 470 C32 10/16 C40 10/16 R24 4K7 R34 4K7 RIN1 11 LIN1 15 RIN2 10 LIN2 14 RIN3 9 LIN3 13 VDD 2 AGND 3 REF 1 ROUT 7 RIN 6 LOUD R 8 ROUT R 21 BIN R 20 TRE R 5 RROU

21、T 22 LROUT 23 RFOUT 24 LFOUT 25 TRE L 4 BIN L 18 BOUT L 19 LOUD L 12 LIN 16 LOUT 17 CLK 28 DATA 27 DGND 26 PT2313 C20 22/16 C24 104M C15 104M C16 273M C22 273M C21 273M C13 273M C14 104M C23 104M C17 2U2 C18 2U2 C25 2U2 C26 2U2 C27 2U2 R17 1K8 R18 1K5 R135K6 R12 5K6 R26 10K R27 10K R25 47K C30 2U2 R

22、28 22K R29 22K C31 2U2 R30 22K C35 47P R39 10K C42 47P R38 2K7 C432U2 R49 22K C44 2U2 R53 22K R16 10K C33 2U2 1 2 3 7 8 9 MIC1 1 2 3 7 8 9 MIC2 1 2 3 4 11 IC3A JRC4558D 12 13 14 IC3D JRC4558D OKDT DEL2 DEL1 A B DATA CLK DGND OKOUT GND DSP IN DSP OUT DELI TO DEL OKO DSPO OKI DSPI MIC1 IN DELAY OUT DE

23、LAY IN MIC2 IN TO ECHO VOL DSP IN DSP OUT OK OUT TO ECHO VOL OK1O OK2O MIC2 OUT MIC1 OUT C19 47/16 R23 68 +12V OK SCH FROM CPU R44 10K R43 22K AV212T-OK R48 1K R52 100K R51 10K Q3 9014 R50 10K RadioFans.CN 收音机爱 好者资料库 1234 A B C D 4321 D C B A Title NumberRevisionSize A4 Date:30-Aug-2003Sheet of File

24、:E:BBKAV21212TDISP.SCHDrawn By: SW1 1 G6 39 G7 38 G8 37 G9 36 G10 35 Vee 34 Vdd 33 G11 32 G12 31 Seg16 30 SW2 2 SW3 3 SW4 4 Dout 5 Din 6 NC 7 CLK 8 STB 9 Key1 10 Key2 11 Key3 12 VDD 14 Key4 13 Seg1 15 Seg2 16 Seg3 17 Seg4 18 Seg5 19 Seg6 20 Seg7 21 Seg8 22 Seg9 23 Seg10 24 Seg11 25 Seg12 26 G5 40 G4

25、 41 G3 42 G2 43 G1 44 Vdd 45 LED5 46 LED4 47 LED3 48 LED2 49 LED1 50 Vss 51 OSC 52 Seg15 29 Seg14 28 Seg13 27 U40 PT6311 +5V 1 2 3 4 5 6 7 8 CN12A 8PIN R11 220 R6 10K R7 10K R8 10K R9 10K R10220 R5 10K R4 10K +5V -30V+5V R1 100 R2 100 D1 7V5 1 2 AC5V 2PIN 56K BAL TRE VCD BAS CD AUXMUTE ECHO AC-3 DVD

26、CEN S MIC DEL D2IN4148 D3IN4148 D4IN4148 D5 IN4148 IR -30V +5V GND STB CLK Din Dout F1 1 F2 2 P1 3 P2 4 P3 5 P4 6 P5 7 P6 8 P7 9 P8 10 P9 11 P10 12 P11 13 P12 14 P13 15 P14 16 P15 17 F3 18 F4 19 G1 20 G2 21 G3 22 G4 23 G5 24 G6 25 G7 26 G8 27 G9 28 G10 29 G11 30 G12 31 G13 32 VFD HJ3005AW 1 2 3 4 CN

27、13A 4PIN 1 2 3 CN16A 3PIN 1 2 3 CN15A 3PIN C1 47/16 AV212T-DISPLAY REMOTE SENSOR BM1A(MVOL) BM1B(MVOL) BM2B(MENU) BM2A(MENU) R19 1K R25 3K +5V -30V LED6 LED RadioFans.CN 收音机爱 好者资料库 12345678 A B C D 87654321 D C B A Title NumberRevisionSize A2 Date:30-Aug-2003Sheet of File:E:BBKAV21212TMAIN.SCHDrawn

28、By: C68 4u7 R92 33K C67 471 Q42 5551 Q41 5551 R91 2K R90 2K R88 100 R87 100 R82 10K R80 2K2 D32 36V -VCC1 Q40 5401 Q39 5401 R89 390 Q38 5551 Q37 5551 Q46 TIP41 Q56 C5198 Q45 TIP42 Q55 A1939 R79 100 R78 100 R102 0.25/5W R101 0.25/5W R102 220/0.5W R86 1K2 R8130K C65 220uF/16V C64 101 C65 101 C63 33P C

29、62 33 +VCC1+VCC2 -VCC2 R84 4K7 R83 22K C61 2U2 Q36 5551 D30 4148 D28 4148 C51 1uF R56 33K C45 332M Q25 5551 Q24 5551 R63 2K R61 3K3 R55 47K R62 1K2 R5427K C49 47U/50 Q23 5401 C48 101 Q26 5551 Q52 C5196 Q22 5401Q51 A1939 R52 3K9 D21 4148 R53 1K R51 100 R60 100 C50 47uF/35V C43 47U/50 C44 47/35 R59 22

30、0 R98 0.47/3W R97 0.47/3W -VCC2 +VCC2 R504K7 R57 22K D20 4148 D23 4148 Q28 5551 C47 2U2 L1 L1 56K C13 220/25 C14 220/25 4148X4 Q1 9014 Q2 9014 Q3 9014 Q4 9015 C16 103 C15 220/25 D4IN4148 RELAY2 3 RELAY1 56K 56K 56K 56K R5 10/3W C12 104 C10 104 R3 10/0.5W LOUT GND GND ROUT SLOUT GND COUT GND GND SROU

31、T +VCC3 R11 1M L OUT R OUT SL OUT C OUT SR OUT Q57 5551 R104 2k2 R107 390 VR1 470 C3 4U7 C55 4u7 R68 33K C54 471 Q32 5551 Q31 5551 R67 2K R66 2K R72 100 R71 100 R77 10K R75 2K2 D3136V -VCC1 Q30 5401 Q29 5401 R65 390 Q34 5551 Q33 5551 Q43 TIP41 Q53 C5198 Q44 TIP42 Q54 A1939 R74 100 R73 100 R99 0.25/5

32、W R100 0.25/5W R69 220/0.5W R70 1K2 R6830K C58 220uF/16V C52 101 C57 101 C56 33P C59 33 +VCC1+VCC2 -VCC2 R103 4K7 R64 22K C60 2U2 Q35 5551 D29 4148 D24 4148 L2 L1 R4 10/3W C11 104 Q58 5551 R108 2k2 R109 390 VR2 470 C4 4U7 R58 10 C39 1uF R49 33K C41 332M Q20 5551 Q19 5551 R39 2K R37 3K3 R48 47K R38 1

33、K2 R47 27K C37 47U/50 Q18 5401 C38 101 Q17 5551 Q49 C5196 Q21 5401 Q50 A1939 R46 3K9 D18 4148 R45 1K R44 100 R36 100 C36 47uF/35V C42 47U/50 C40 47/35 R41 220 R95 0.47/3W R96 0.47/3W -VCC2 +VCC2 R424K7 R43 22K D19 4148 D22 4148 Q27 5551 C46 2U2 C9 104 R2 10/0.5WR40 10 C33 1uF R28 33K C53 332M Q15 55

34、51 Q14 5551 R35 2K R33 3K3 R105 47K R34 1K2 R27 27K C34 47U/50 Q13 5401 C32 101 Q16 5551 Q48 C5196 Q12 5401 Q47 A1939 R26 3K9 D16 4148 R25 1K R24 100 R32 100 C35 47uF/35V C30 47U/50 C31 47/35 R31 220 R93 0.47/3W R94 0.47/3W -VCC2 +VCC2 R294K7 R106 22K D17 4148 D17 4148 Q11 5551 C29 2U2 C8 104 R1 10/

35、0.5W R30 10 1 2 3 4 CN3B 4PIN 1 2 3 4 5 6 7 CN4B 7PIN GND CIN SRIN SLIN +12V T +12V -12V +5V GND LIN RIN GND CIN SRIN SLIN LIN RIN ERROR ERROR ERROR ERROR ERROR ERROR C OUT SR OUT SL OUT L OUT R OUT L OUT R OUT SL OUT C OUT SR OUT 1234 A B C D 4321 D C B A Title NumberRevisionSize A4 Date:30-Aug-200

36、3Sheet of File:E:BBKAV21212TPOWE.SCHDrawn By: 1 2 3 CN1 1 2 3 CN2 35V 25V GND GND AC 1 AC 2 + 3 - 4 ZD 8A100V C1 6800uF/50V C2 6800uF/50V +VCC2 D2 1N4004 D11N4004 C6 470uF/50V C5 470uF/50V +VCC1 -VCC2 25V 35V C7 220uF/35V R01 39/5W +VCC3 R15 560/1W R21 2K2 Q8 5551 D125V6 C27 100uF/16V C20 47uF/16V R

37、14 560/1W R18 2K2 Q5 5551 D95V6 C24 100uF/16V C17 47uF/16V R16 100/1W R22 560 D1330V C28 100uF/35V C2235V/22uF R12 150/5W R20 2K2 Q7 5551 D11 12V6 C26 100uF/16V C19 47uF/16V R23 2K2 Q10 5551 D1412V6 C74 100uF/16V C22 47uF/16V R13 270/5W R19 2K2 D1012V6 C25 470uF/16V C18 47uF/16V Q9 5401 Q6 5401 R14 560/1W 1 2 3 CN5B 3PIN -30V +5V GND D31N4004 FUSE2 6A FUSE1 6A -VCC1 AV220V/50Hz FUSE 3.15A SW1 BY2300A BY2300B 1 2 3 CN1 1 2 3 CN2 1 2 CN2 AC35V AC25V GND AC35V AC25V GND AC6.5V 0V AV212T-POWER 刘志军 C70104 C71104 C72104 C73104 1 2 3 4 5 6 7 CN10A1 7PIN +12V T +12V -12V +5V GND LOUT ROUT