BKComponents-CT300-avr-sch维修电路原理图.pdf
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1、CT600.3-300.3CT600.3-300.3 SERVICE MANUAL B&K COMPONENTS, LTD. 2100 Old Union Road Buffalo, New York 14227-2725 U.S.A. RadioFans.CN 收音机爱 好者资料库 6FKHPDWLFV6FKHPDWLFV B&K COMPONENTS, LTD. 2100 Old Union Road Buffalo, New York 14227-2725 U.S.A. RadioFans.CN 收音机爱 好者资料库 123456 A B C D 654321 D C B A Title
2、 NumberRevisionSize B Date:29-Jun-2006Sheet of File:C:BK_DataCTSeries_Mini_Step_Boards13825b00.ddbDrawn By: 12 34 56 78 910 1112 1314 1516 1718 1920 JP11 12 34 56 78 910 1112 1314 1516 1718 1920 2122 2324 2526 2728 2930 3132 3334 3536 3738 3940 JP1 In_Ra In_Rb In_Rc In_Rd In_Re In_Rf In_La In_Lb In_
3、Lc In_Ld In_Le In_Lf +8 -8 In_Va In_Vb In_Vc In_Vd In_Ve In_Vf SPI_Out I2C_DataI2C_Clock0 SPI_Clock CS_3CS_12 DetectT1_Stereo_Det +12 AM_AntennaSPI_In 12 34 56 78 910 1112 1314 1516 1718 1920 2122 2324 2526 2728 2930 3132 3334 3536 3738 3940 JP2 In_Ra In_Rb In_Rc In_Rd In_Re In_Rf In_La In_Lb In_Lc
4、In_Ld In_Le In_Lf +8 -8 In_Va In_Vb In_Vc In_Vd In_Ve In_Vf SPI_Out I2C_DataI2C_Clock0 SPI_Clock CS_6CS_45 Detect +12 AM_AntennaSPI_In 12 34 56 78 910 1112 1314 1516 1718 1920 2122 2324 2526 2728 2930 3132 3334 3536 3738 3940 JP3 In_Ra In_Rb In_Rc In_Rd In_Re In_Rf In_La In_Lb In_Lc In_Ld In_Le In_L
5、f +8 -8 In_Va In_Vb In_Vc In_Vd In_Ve In_Vf SPI_Out I2C_DataI2C_Clock0 SPI_Clock CS_9CS_78 Detect +12 AM_AntennaSPI_In 12 34 56 78 910 1112 1314 1516 1718 1920 2122 2324 2526 2728 2930 3132 3334 3536 3738 3940 JP4 Out_Ra Out_Rb Out_Rc In_Ra In_Rb In_Rc Out_La Out_Lb Out_Lc In_La In_Lb In_Lc +8+8 -8-
6、8 Detect OSD_Vid In_Vb In_Vc SPI_Out I2C_DataI2C_Clock1 SPI_Clock I2C_a I2C_cI2C_b CS_0 12 34 56 78 910 1112 1314 1516 1718 1920 2122 2324 2526 2728 2930 3132 3334 3536 3738 3940 JP5 Out_Rd Out_Re Out_Rf In_Rd In_Re In_Rf Out_Ld Out_Le Out_Lf In_Ld In_Le In_Lf +8+8 -8-8 Detect In_Vd In_Ve In_Vf SPI_
7、Out I2C_DataI2C_Clock1 SPI_Clock I2C_d I2C_fI2C_e CS_0 12 34 56 78 910 1112 1314 1516 1718 1920 2122 2324 2526 2728 2930 3132 3334 3536 3738 3940 JP6 SPI_OutSPI_Clock Amp_a Amp_b Amp_c +13.4A+13.4A +5+5 Sel_CS1 IR_1 IR_2 IR_3 Z8_En_a Z8_En_bZ8_En_c Z8_ClockZ8_Data Cntrl_In1Master_Clk 12 34 56 78 910
8、 1112 1314 1516 1718 1920 2122 2324 2526 2728 2930 3132 3334 3536 3738 3940 JP7 SPI_OutSPI_Clock Amp_d Amp_e Amp_f +13.4B+13.4B +5+5 Sel_CS2 Z8_En_d Z8_En_eZ8_En_f Z8_ClockZ8_Data Cntrl_In2Master_Clk Spare_Out 6 Zone L/R d,e,f Amp Connector Amp_d Amp_e Amp_f Out_Rd Out_Re Out_Rf Out_Ld Out_Le Out_Lf
9、 12 34 56 78 910 1112 1314 1516 1718 1920 JP9 6 Zone L/R a,b,c Amp Connector Amp_c Amp_b Amp_a Out_Rc Out_Rb Out_Ra Out_Lc Out_Lb Out_La W2 Gnd SPI_Out SPI_Clock CON1 3061-31 CON2 3061-31 CON3 3061-31 CON4 3061-31 CON5 3061-31 CON6 3061-31 CON7 3061-31 CON8 3061-31 CON9 3061-31 R2 475 R3 475 R4 475
10、R5 475 R6 475 R7 475 R10 475 R8 475 R9 475 P25 2 XTALI 7 P26 3 P27 4 VCC 5 XTALO 6 P2116 P2015 GND14 P0213 P0112 P2217 P2318P24 1 P31 8 P32 9 P0011 P3310 U5Zilog +5 Z8_ClockZ8_Data Z8_En_rfIR_In_Raw Master_Clk SPI_Out SPI_Clock CS_osd In_Va OSD_Vid OSD_On I2C_Data I2C_Clock0 Master_Clk Master_Clk I2
11、C_Data I2C_Clock0 SPI_Out SPI_Clock CS_78 CS_9 CS_6 CS_45 CS_12 CS_12 CS_6 CS_45 CS_78 CS_9 I2C_c I2C_d I2C_a I2C_b CS_0 CS_0 I2C_a I2C_b I2C_c I2C_d Sel_CS2 I2C_f CS_ab I2C_e I2C_e I2C_f CS_ab Sel_CS2 CS_osd CS_osd Z8_En_a Z8_En_a OSD_On OSD_On Z8_En_b Z8_En_b Z8_En_c Z8_En_c Z8_En_d Z8_En_d Z8_En_
12、e Z8_En_e Z8_En_f Z8_En_f Z8_En_rf Z8_En_rf Z8_Data Z8_Data Z8_Clock Z8_Clock RF_Data RF_Data AV_Detect AV_Detect SPI_In SPI_In R3110k R32open R331k R3410k R3510k Master_Clk I2C_Data I2C_Clock0 SPI_Out SPI_Clock +5 +12 W10 +8 W8 Gnd W11 -8 +C19 100uF +C20 100uF +8 -8 W16 +13.4A W17 +13.4B + C50 100u
13、F +13.4A +13.4B + C51 100uF Master_ClkMaster_Clk +7 -6 1 U9B LM339 +9 -8 14 U9C LM339 +11 -10 13 U9D LM339 +8 Cntrl_in1 Cntrl_In2 Cntrl_In2 Cntrl_In1 I2C_Clock1 I2C_Clock1 R451kI2C_Clock1 C52 .1 C53 .1 B&K 3-6 Zone Main Connector B RJDESMSBS 13825b0c CS_3 CS_3 R54 open R48 open R49 open R50 open R52
14、 open R53 open R55 open R56 open R57 open R58 open R59 open R51 open In_La In_Lb In_Lc In_Ld In_Le In_Lf In_Ra In_Rb In_Rc In_Rd In_Re In_Rf +12+5+12 W13 +12 + C49 100uF IR01 IR02 IR03 IR04 IR05 IR06 IR07 IR08 IR09 Flasher Drivers 1A 1 1Y 2 2A 3 2Y 4 3A 5 3Y 6 GND 7 VCC14 6A13 6Y12 5A11 5Y10 4A9 4Y8
15、 U4 74HCU04 1A 1 1Y 2 2A 3 2Y 4 3A 5 3Y 6 GND 7 VCC14 6A13 6Y12 5A11 5Y10 4A9 4Y8 U19 74HCU04 1A 1 1Y 2 2A 3 2Y 4 3A 5 3Y 6 GND 7 VCC14 6A13 6Y12 5A11 5Y10 4A9 4Y8 U3 74HCU04 +5 -4 123 2 U9A LM339 +8 -8 R25 1M R19 10k R26 17.4k R20 10k +5 AV_Detect C48 .1 C56 .1 C55 .1 +5+5+5 C18 .1 R47 10k Z8_Clock
16、 Z8_Data Z8_En_rf +5 R61 2.49k R62 2.49k R63 2.49k RS232_TXD RS232_TXD W6 Gnd W7 Gnd W14 Gnd W15 Gnd W18 Gnd W19 Gnd 32 R65 10k T1_Sta_Det T2_Stereo_Det T2_Sta_Det T3_Stereo_Det T3_Sta_Det T1_Sta_Det T1_Stereo_Det T1_Stereo_Det T1_Sta_Det T2_Sta_Det T2_Stereo_Det T2_Stereo_Det T2_Sta_Det T3_Sta_Det
17、T3_Stereo_Det T3_Stereo_Det T3_Sta_Det T1_Stereo_Det T1_Sta_Det T2_Stereo_Det T2_Sta_Det T3_Stereo_Det T3_Sta_Det +5 R6610k R6710k R6810k R6910k R7010k R7110k R24open R28 open R74open R72open R110 Ohm R10 Ohm R23open R13 openXylinx_Xp3 Micro_Xp1 Micro_Xp2 Micro_Xp3 Micro_Xp4 Xylinx_Xp5 Micro_Xp5 R14
18、 open R15 open R16 open R21 open R29open R30open R42open R43open R12open +8-8 +5 +5 12 34 56 78 910 1112 JP8 HEADER_2X6 +5+12 Xylinx_Xp3 RS-232_Extra Micro_Xp1 Micro_Xp2 Micro_Xp3 Micro_Xp4 Xylinx_Xp5 Micro_Xp5 Xylinx_Xp3 RS-232_Extra Xylinx_Xp5 Micro_Xp1 Micro_Xp2 Micro_Xp3 Micro_Xp4 Micro_Xp5 CON1
19、0 3061-31 R75 475 All_IR_Out CON11 3061-31 IR_In R761k R80 1.5k +5 R77 10k +5 D1 1N4148 1 2 3 4 Vcc 8 7 6 Gnd 5 U116N137 IR_In_Dem IR_In_Dem IR_In_Raw 12 34 56 78 910 1112 1314 1516 1718 1920 2122 2324 2526 2728 2930 3132 3334 3536 3738 3940 JP10 RECEPTACLE 2X20 +5 12 34 56 78 910 JP12 HEADER_2X5 +8
20、 R18 10k C1 .01uF 13 1211 U7D 74LV125 1 23 U7A 74LV125 4 56 U7B 74LV125 10 98 U7C 74LV125 CON13 3061-31 R17 475 +5+5 +5 IR01 IR02 IR03 IR04 IR05 IR06 IR07 IR08 IR09R81100K R82100K R83100K R84100K R85100K R86100K R87100K R88100K R89100K IR_4 IR_5 IR_6 Sel_CS1 Sel_CS1 IR01 IR01 IR02 IR02 IR03 IR03 IR0
21、4 IR04 IR05 IR05 IR06 IR06 IR07 IR07 IR08 IR08 IR09 IR09 All_IR_Out All_IR_Out IR_To_Zilog IR_To_Zilog IR01 IR02 IR03 IR04 IR05 IR06 IR07 IR08 IR09 IR_6 IR_6 IR_5 IR_5 IR_4 IR_4 IR_3 IR_3 IR_2 IR_2 IR_1 IR_1 IR_To_Zilog IR_In_Raw IR_In_Raw IR_Pass 32 U1A 74HC4050 54 U1B 74HC4050 IR_In R94openI2C_a R
22、95openI2C_b R96openI2C_c R97openI2C_d R98openI2C_e R99openI2C_f +5 Vol_Rst_abcVol_Rst_def Vol_Rst_abc Vol_Rst_def Vol_Rst_abc Vol_Rst_def R100 open R22 1k R60 2.26k 1234 A B C D 4321 D C B A Title NumberRevisionSize A Date:29-Jun-2006Sheet of File:C:BK_DataCTSeries_Mini_Step_Boards13825b00.ddbDrawn
23、By: SPI_Out SPI_Clock I2C_Data I2C_Clock0 Master_Clk CS_78 CS_9 CS_6 CS_45 CS_12 I2C_c I2C_d I2C_a I2C_b CS_0 Sel_CS2 I2C_f I2C_e CS_osd Z8_En_a OSD_On Z8_En_b Z8_En_c Z8_En_d Z8_En_e Z8_En_f Z8_En_rf Z8_Data Z8_Clock AV_Detect SPI_In RS232_TXD RS232_RXD V+ 2 C1+ 1 C1- 3 T1O 14 T2O 7 R1I 13 GND15 VC
24、C16 R2I 8 C2+4 C2-5 T1I 11 T2I 10 R1O 12 R2O 9 V- 6 U10 MAX232smt +C14 1uF + C16 1uF/50V + C15 1uF +C13 1uF +5 +5+5+5 +5 +5+5 +5 +5 Ser_Clk Ser_Data Ser_Clk Ser_Busy Program Ser_Wr Ser_Rd Z86_Int Ser_En W12 +5 W9 Gnd +C21 100uF C32 .1 C33 .1 C34 .1 C35 .1 C36 .1 C37 .1 C38 .1 C39 .1 C41 .1 C44 .1 C4
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