Arcam-AVR300-avr-sm 电路图 维修手册.pdf

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1、DiVA Service Manual AVR300 AV Receiver Issue 2.0 ARCAMARCAM Bringing music connect the component Video to TV (or connect 75 ohm loading resistor). 3 Play TDV-540A T2-C1 (75% colour-bar UL NTSC / CE PAL). 4 Turn RV803 to adjust the component video Y voltage to 100075mV. 5 Turn RV804 to adjust the com

2、ponent video Cb voltage to 550mV30mV. 6 Turn RV805 to adjust the component video Cr voltage to 600mV30mV. - 9 - AVR300 SURROUND SOUND RECEIVER IMPORTANT NOTES 1. Show the software version Press “DVD” and “SAT” at the same time. 2. Light up all the icon on the VFL Press “CD” and “TAPE” at the same ti

3、me. 3. Reset Press “FM MUTE” and “PRESET/TUNE” at the same time. When VFL shows “Resetl1 REQ?”, press “OK” button. For CE version, the 9K/10KHz switch should be set to 9KHz and the voltage should be 230V AC. For UL version, the 9K/10KHz switch should be set to 10KHz and the voltage should be 115V AC

4、. The 4/8 ohm switch should be set in 4ohm position in all version. Ground-SW: GROUND. 4. Upgrade MCU software The software of main CPU P89C669 can be upgraded via RS232. The programming steps are as follows: Connect the AVR300 to the computer. On AVR300, press the buttons RDS INFO and STORE at the

5、same time. Then the front panel should display Program Req.:. Then press OK button. Or you can press RDS INFO and STORE for 3 seconds. Front panel will then display Program. The AVR300 is ready to be programmed. Note: when the program process is stopped unexpectedly, the program in IC may be erased.

6、 You can press these two buttons for 3 seconds for programming. Run the AVR300test.exe and click the button Program to CPU. Select the appropriate COM Port and click the “Browse” to load the hex file. Then click the button Program. Upon the upgrade process is completed, a pop window will be shown. N

7、ote: Please try it again if there is error response. AVR300 SURROUND SOUND RECEIVER - 10 - 5. Upgrade DSP software DSP code in Flash Rom AT29LV040A can be upgraded via RS232. Connect the AVR300 to the computer. On AVR300, press the buttons RDS INFO and FM Mute/Mono at the same time. Then the front p

8、anel should display Program Req.:. Then press OK button. Or you can press RDS INFO and FM Mute/Mono for 3 sec- onds. Front panel will then display Program. The AVR300 is ready to be programmed. Note: when the program process is stopped unexpectedly, the program in IC may be erased. You can press the

9、se two buttons for 3 seconds for programming. Run the AVR300test.exe and click the button Program to DSP. Select the appropriate COM Port and click the “Browse” to load the s28 fi le. Then click the button Program. Upon the upgrade process is completed, a pop window will be shown. Finally, use Dolby

10、, DTS, PCM test discs to see if all decodings are ok. This ensure the DSP has been upgraded successfully. AVR300 SURROUND SOUND RECEIVER - 11 - WIRING DIAGRAM POWER PCB SW PCB PSU PCB RECT PCB PMAIN PCB AMP2 PCBAMP1 PCBMULTI PCB MAIN PCB AUDIO PCB TUNER PCB DSP PCB VIDEO PCB KEY PCB PHONE PCB VOL PC

11、B LED PCB COM PCB CON1 PCB CON2 PCB Toroidal Transformer RS232 PCB SP401 P/N: 1681-7000-A AVR300 SURROUND SOUND RECEIVER - 12 - AMP2 board component side PCB LAYOUT - 13 - AVR300 SURROUND SOUND RECEIVER AMP2 board copper side AVR300 SURROUND SOUND RECEIVER - 14 - AUDIO board component side CON1 boar

12、d component side CON1 board copper side SW board component side SW board copper side - 15 - AVR300 SURROUND SOUND RECEIVER AUDIO board copper side RECT board component side RECT board copper side VOL boardPHONE board AVR300 SURROUND SOUND RECEIVER - 16 - COM board component sideCOM board copper side

13、 POWER board component side POWER board copper side LED board component side LED board copper side CON2 board component side CON2 board copper sidePSU board - 17 - AVR300 SURROUND SOUND RECEIVER KEY board AVR300 SURROUND SOUND RECEIVER - 18 - DSP board component side - 19 - AVR300 SURROUND SOUND REC

14、EIVER DSP board copper side AVR300 SURROUND SOUND RECEIVER - 20 - MAIN board - 21 - AVR300 SURROUND SOUND RECEIVER TUNE board AVR300 SURROUND SOUND RECEIVER - 22 - PMAIN board component side PMAIN board copper side AVR300 SURROUND SOUND RECEIVER - 23 - AMP1 board component side AMP1 board copper sid

15、e AVR300 SURROUND SOUND RECEIVER - 24 - MUTI board component side AVR300 SURROUND SOUND RECEIVER - 25 - MUTI board copper side AVR300 SURROUND SOUND RECEIVER - 26 - VIDEO board component side AVR300 SURROUND SOUND RECEIVER - 27 - VIDEO board copper side AVR300 SURROUND SOUND RECEIVER - 28 - RS232 bo

16、ard component side RS232 board copper side AVR300 SURROUND SOUND RECEIVER - 29 - TUNER SCHEMATIC DIAGRAM 33K 680 12K 470 330 2SC945 3K3 471J 471J 471J AVR300 SURROUND SOUND RECEIVER - 30 - OSD SV804A VCR1IN SV805A VCR2 IN SV806A VCR1 OUT SV807A VCR2 OUT MONITOR SV808A C876 10u/16V C874 470u/10V C873

17、 10u/16V C872 470u/10V C871 10u/16V C870 470u/10V C869 2.2u/50V C868 2.2u/50V C867 2.2u/50V C866 2.2u/50V R870 82 R871 82 R872 82 R873 82 GND SV801A DVD IN SV802A SAT IN SV803A AV IN C865 2.2u/50V C864 2.2u/50V C863 2.2u/50V C862 2.2u/50V C861 2.2u/50V C860 2.2u/50V R864 82 R865 82 R866 82 R867 82 R

18、868 82 R869 82 GND G 1 2 3 4 VCC 5 6 7 8 U807 BA7623F G 1 2 3 4 VCC 5 6 7 8 U811 BA7623F G 1 2 3 4 VCC 5 6 7 8 U806 BA7623F Mout 1 GND 2 IN5 3 GND 4 IN4 5 CTLE 6 IN3 7 CTLD 8 CTLC 9 Vout2 10 CTLB 11 IN2 12 Vcc 13 Vout1 14 CTLA 15 IN1 16 U809 BA7625 Mout 1 GND 2 IN5 3 GND 4 IN4 5 CTLE 6 IN3 7 CTLD 8

19、CTLC 9 Vout2 10 CTLB 11 IN2 12 Vcc 13 Vout1 14 CTLA 15 IN1 16 U818 BA7625 Mout 1 GND 2 IN5 3 GND 4 IN4 5 CTLE 6 IN3 7 CTLD 8 CTLC 9 Vout2 10 CTLB 11 IN2 12 Vcc 13 Vout1 14 CTLA 15 IN1 16 U808 BA7625 Mout 1 GND 2 IN5 3 GND 4 IN4 5 CTLE 6 IN3 7 CTLD 8 CTLC 9 Vout2 10 CTLB 11 IN2 12 Vcc 13 Vout1 14 CTL

20、A 15 IN1 16 U812BA7625 VSS 1 X1_IN 2 X1_OUT 3 HSYNC 4 X2_IN 5 X2_OUT 6 VSYINC 7 CS 8 SIN 9 SCLK 10 SECAM 11 525 12 N/P 13 3.58 14 RST 15 CV_OUT 16 VDD2 17 CV_IN 18 CVCR 19 SYNC 20 SEPC 21 VSS 22 PD_OUT 23 AMT 24 AMP_O 25 FC 26 VCO_I 27 VCO_O 28 SYNCDET 29 VDD 30 U810 LC74763A X801 14.318M X802 17.73

21、4M C80122P C80222P C80322P C80422P C805 22P C80647P C80747P C80847P C809 1u/50V C810 100u/16V C811 100u/16V C887 103 C886 47P C814 474 R8021K R8031K R8041K R8051K R8061K R8071K R8081K R809 1K R810 100K R916 1K R919 3K3 R813 4K7 R814 220 R815 820K R816 1K5 R817 6K8 R818 120 R819 1K R820 47K R821 2K7

22、Q801 C1740 C812 0.47u/50V C813 1200P C820 682 C815 1u/50V C816 223 C817 22P D801 1N4148 C818 0.47u/50V SYN L8012.2uH C81930P AGND Y Y Y Y YC C C C C C C C Y Y Y Q803 D1468 Q805 D1468 R822 75 R823 75 R824 75 R825 75 R826 75 R827 75 GND VA802B SAT_IN VA801B DVD_IN GND GND VA804B VCR1_IN VA803B AV_IN G

23、ND GND VA806B VCR1_OUT VA805B VCR2_IN GND GND VA808B MON VA807B VCR2_OUT GND GND C821 103 C822 103 C823 103 C824 103 C825 0.47u/50V C827 1000u/6.3V C920 100u/16V C828 10u/16V C829 10u/16V C830 103 C831 103 C833 103 C834 103 C835 103 C836 103 C837 681 C840 103 R831330 L802 100uH L803 100uH L804 100uH

24、 L805 100uH O_SD O_CL Mout 1 GND 2 IN5 3 GND 4 IN4 5 CTLE 6 IN3 7 CTLD 8 CTLC 9 Vout2 10 CTLB 11 IN2 12 Vcc 13 Vout1 14 CTLA 15 IN1 16 U801 BA7625 C884 2.2u/50V C883 2.2u/50V C882 2.2u/50V C881 2.2u/50V C880 2.2u/50V C879 470u/10V C934 470u/10V C877 1000u/10V R874 82 R875 82 R876 82 R877 82 R878 82

25、R879 75 R932 75 R881 75 Q806 D1468 ZV3 ZV1 ZV2 GND 1 2 3 4 5 6 7 8 9 10 P802 P10 GND O_CS O_CLK O_DATA +9V V_MUTE Prog-DETZV1 ZV2 ZV3 ZV4 ZV5 GND Q809 A933 Q810 A933 C842 223 C843 223 C844 2.2u/50V C845 10u/16V R838 33K R937 2K2 R840 75 R841 4K7 D802 1N4148 D803 1N4148 Yout2V ZV4 ZV5 GND R842 75 R84

26、3 75 GND R846 3K V_DIRE Q812 A933 Q813 A933 C848 223 C851 223 C850 2.2u/50V C849 2u2/16V R848 33K R839 2K2 R849 0 R850 10K D807 1N4148 D808 1N4148 GND -5V R856 560 +5V GND CT_C CT_A CT_E CT_D CT_B GND GND GND GND CT_A CT_B CT_C CT_D CT_E CT_B CT_C CT_A CT_D CT_E GND GND CT_E CT_D CT_C CT_B CT_A R863

27、 150 BIAS 1 VRT 2 VDD1 3 TESTI1 4 VSS2 5 VRB 6 YCIN 7 TEST 8 KILLER 9 TESTI2 10 VDD3 11 TEST2 12 VDD2 13 TESTI3 14 SCL 15 SDA 16 MODE1 17 TESTOUT 18 FSC 19 VDD4 20 VSS4 21 FIL 22 PD 23 VB2 24 YOUT 25 VSS1 26 COUT 27 VB1 28 U805 TC90A69 DGND L806 100uH AGND AGND GND_1GND V_MU O_CLK O_DATA O_CS DGND G

28、 1 2 3 4 VCC 5 6 7 8 U815 BA7623F GND C891 103 C890 103 C893 103 C894 103 C896 103 C897 47u/16V C898 47u/16V C943 47u/16V C947 47u/16V GND GND GND GND GND C902 2.2u/50V C903 2.2u/50V C904 2.2u/50V C905 2.2u/50V C906 2.2u/50V R883 75 GNDGND V_DIRE 1 2 3 4 5 6 7 8 9 10 P801A PIN10 TO C_VIDEO BOARD C90

29、9 103 +5V +5V +5V +5V GND GND AGND AGND +5V +5V GND AGND AGND AGND +5V GND +5V GND +5V AGND DGND DGND +5V +5V +5V +5V C935 470u/10V R933 75 GND GND +5V G 1 2 3 4 VCC 5 6 7 8 U814 BA7623F C913 103 C927 10u/16V R924 75 C928 470u/10V R923 75 GND GND +5V R935 75 R934 75 YCMIX G 1 2 3 4 VCC 5 6 7 8 U817

30、BA7623F C908 47u/16V C944 103 GND GND +5V C878 470u/10V R921 75 R922 75 GND C853 2.2u/50V C852 2.2u/50V C854 2.2u/50V G 1 2 3 4 VCC 5 6 7 8 U816 BA7623F C912 103 C929 470u/10V R928 75 GND GND +5V R929 0 GND Mout 1 GND 2 IN5 3 GND 4 IN4 5 CTLE 6 IN3 7 CTLD 8 CTLC 9 Vout2 10 CTLB 11 IN2 12 Vcc 13 Vout

31、1 14 CTLA 15 IN1 16 U803 BA7625 C856 2.2u/50V C855 2.2u/50V C892 103 C900 47u/16V GND +5V C937 103 C945 47u/16V GND +5V C911 103 GND +5V GND C933 470u/10V R930 75 R931 75 GND 1 2 P801 ZONE2_O GND Mout 1 GND 2 IN5 3 GND 4 IN4 5 CTLE 6 IN3 7 CTLD 8 CTLC 9 Vout2 10 CTLB 11 IN2 12 Vcc 13 Vout1 14 CTLA 1

32、5 IN1 16 U804 BA7625 C858 2.2u/50V C857 2.2u/50V C859 2.2u/50V C938 103 C946 47u/16V GND +5V R925 75 R926 75 GNDGND C923 2.2u/50V GND GND V-MU C941 47u/16V C910 103 GND +5V GND GNDGND V_DIRE GNDGND GND Q835 C114 R917 1K R912 10K R911 10K GND +5V GNDGND +5V NAND Q829 C1740 R903 820R R904 820R C915 22

33、pF L808 27uH C914 12pF R828 1.2K R896 12K R829 6.8K C899 47u/16V Q828 C1740 R899 560R R900 560R R889 1.2K R894 560 Q825 A933 Q826 C1740 Q827 A933 R892 100R R890 820R R897 220R 1/4W +5V AGND +10V L812 100uH C930 100u/16V C901 103 GND Q830 C1740 R834 820R R835 820R C917 22pF L809 27uH C916 12pF R832 1

34、.2K R836 12K R833 6.8K Q831 C1740 R901 560R R902 560R R891 1.2K R895 1K2 Q832 A933 Q833 C1740 Q834 A933 R893 100R R905 820R R898 220R 1/4W AGND +10V L813 100uH C826 100u/16V C940 103 GND C921 103 C924 470u/10V R938 75 R939 75 AGND C875 10u/16V R940 33 R941 75 AGND CS OP 1 C VID IP 2 VS OP 3 GND 4 BU

35、RST OP 5 Rset 6 OE OP 7 Vcc 8 U802 LM1881 RV801 2K +5V R918 680K C922 103 GNDGND C925 103 C939 103 GND Q822 C114 Q823 C114 R914 1K R949 10K GND +5V +5V GND Q824 C114 R845 1K GND Q839 C114 Q837 C114 R915 1K R910 10K R907 10K GND +9V +5V GND Q838 C114 R909 10K R913 3K R852 3K C932 1000u +5V PAL-DET Fs

36、c SCMAIN2VU SYMAIN2VU L810 100uH L811 100uH V_DIRE Q804 D1468 GND Q802 D1468 GND Q821 D1468 GND R884 3K R886 3K R887 3K R888 3K CTLAVIDEO OUT 0 1 VIDEO(OSD) (IN3) VIDEO DIRECT (IN4) CTLBCTLAVIDEO OUT 00 01 11 YUV (IN1) S_VIDEO (IN3) VIDEO (IN4) CTLECTLAS_VIDEO OUT 00 11 S_VIDEO DIRECT (IN1,IN4) S_VI

37、DEO OSD (IN2,IN5) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 P803 P16 GND -5V Prog-det R9010 100 C948 2.2u/50V WIMA WIMA WIMA WIMA WIMA WIMA WIMA WIMA C838 470u/16V L807 100uH +5V R851 33 3 2 1 U823A TK15420 R858 10K R861 2KR860 4K7 R862 1K AGNDAGND R987 270R L817 27uH C846 22p C847 22p R988 1K AGNDAGND

38、AGND R989 100R YUVDET R837 150R R830 3K9 R801 1K AGNDAGND 84 U823C TK15420 -5V +5V C885 104 C895 104 GND CTLE 0 0 1 0S-VIDEO to VIDEO (IN5) V-MU 12K R8014 12K R8015 -5V YUVDET YUV IN H/Other L YUVDET Q910 D1468 R811 7K5 RGB_8V GND SDET Q9012 D1468 RGB-8V R9016 7K5 SDET SDET SYC2V V-MU form MCU CVBS1

39、V SDET Z2VU SYC2V V_MUTE SDET YUVDET RGB from MCU CVBS1V Yout2V PAL-DET Q836 C114 Z2UV Q9013 C114 R9015 7K5 GND R9014 15K V_DIRE R9011 NF 10V L8193.9uH L816 100uH D810 1N4148 D811 1N4148 R9012 12K Q843 1468 AGND R9013 4K7 AVR300 SURROUND SOUND RECEIVER - 31 - MUTI C578 47u/16V R409 33 CON 1 2 3 4 5

40、6 7 8 9 10 11 12 13 14 15 16 P402A FROM MAIN BOARD P402A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 P403A FROM MAIN BOARD P403A R402 5K1 R406 5K1 R405 12K R408 11K R407 5K1 R401 5K1 C414 220u/16V C413 220u/16V C402 220u/16V C405 220u/16V C408 220u/16V C401 220u/16V R4105K1 R4115K1 BSMU CMU FMU SMU C420

41、10u/16V C430 103 C421 104 +3.3VD C422 104 5 6 7 U414B NE5532 R4744K3 R473 4K7 R416 22K R415 2K C431 223 C432 104 C47333P R475 220 C E B BSMU C475 221 R477 100K Nd Nd Z_AMP +12V -12V R403 5K1 R404 5K1 by 1 bx 2 cy 3 c_o 4 cx 5 INH 6 VEE 7 VSS 8 C 9 B 10 A 11 ax 12 ay 13 a_o 14 b_o 15 VCC 16 U403 74HC

42、4053 R472 0 R469 0 R445 3K9 R447 4K7 R4674K7 R444 5K1 C46147p 3 2 1 U413A NE5532R468 0 R446 20KC471220p 5 6 7 U412B NE5532 R449 3K9 R451 4K7 R470 4K7 R448 5K1 C46547p 3 2 1 U409A NE5532 R471 0 R45020K C472220p C415 10u/16V C418 22u/16V C423 22u/16V C416 104 C417 104 C419 104 C424 104 AIN1L 1 AOM1R 2

43、 AOM2L 3 AIN2R 4 AIN3L 5 AIN3R 6 AOM4L 7 AOM4R 8 AIN5L 9 AIN5R 10 AIN6L 11 AIN6R 12 AIN7L 13 AIN7R 14 AIN8L 15 AIN8R 16 APL 17 AINVGL 18 AINVGR 19 AINOPR 20 RECL 21 RECR 22 REFADC 23 VMIDADC 24 AGND 25 AVDD1 26 AUX1L 27 AUX1R 28 AUX2L 29 AUX2R 30 AUX3L 31 A3R 32 AVDD2 33 VOUT1L 34 VOUT1R 35 DACREFP1

44、 36 VOUT2L 37 GR1 38 VOUT2R 39 VMIDDAC 40 VOUT3L 41 GR2 42 VOUT3R 43 DACREFP2 44 VOUT4L 45 VOUT4R 46 AGND2 47 DG 48 DVDD 49 ZFLAG1 50 ZFLAG2 51 DOUT 52 DIN1 53 DIN2 54 DIN3 55 DIN4 56 DACLRC 57 ADCLRC 58 BCLK 59 MCLK 60 CL 61 DI 62 CE 63 RES 64 U401 WM8770 C460 104 C464 104 R4814K3 R480 4K7 C47633P

45、R482 220 BSMU C478 221 R484 100K 3 2 1 U414A NE5532 5 6 7 U415B NE5532 R4884K3 R487 4K7 C47933P R489 220 SMU C481 221 R491 100K R4954K3 R494 4K7 C48233P R496 220 SMU C484 221 R498 100K 3 2 1 U415A NE5532 5 6 7 U417B NE5532 R5024K3 R501 4K7 C48533P R503 220 CMU C487 221 R505 100K R5094K3 R508 4K7 C48

46、833P R510 220 FMU C490 221 R512 100K 3 2 1 U416A NE5532 5 6 7 U416B NE5532 R5164K3 R515 4K7 C49133P R517 220 FMU C493 221 R519 100K R5237K5 R522 4K7 C49433P R524 220 R525 220 SUBMU C496 221 R526 100K 3 2 1 U417A NE5532 R466 0 R463 0 5 6 7 U407B NE5532 R437 3K9 R439 4K7 R4614K7 R436 5K1 C45347p R462

47、0 R43820K C469220p 5 6 7 U411B NE5532 R441 3K9 R443 4K7 R4644K7 R440 5K1 C45747p 3 2 1 U408A NE5532 R465 0 R442 20K C470220p C452 104 C456 104 R460 0 R457 0 5 6 7 U406B NE5532 R429 3K9 R431 4K7 R4554K7 R428 5K1 C445 47p 3 2 1 U411A NE5532 R456 0 R430 20K C467220p 5 6 7 U410B NE5532 R433 3K9 R435 4K7

48、 R4584K7 R432 5K1 C44947p 3 2 1 U407A NE5532 R459 0 R434 20K C468220p C444 104 C448 104 R454 0 3 2 1 U410A NE5532 R425 3K9 R427 4K7 R4524K7 R424 5K1 C44147p 3 2 1 U406A NE5532 R453 0 R42620K C466220p C440 104 C433 220u/16V by 1 bx 2 cy 3 c_o 4 cx 5 INH 6 VEE 7 VSS 8 C 9 B 10 A 11 ax 12 ay 13 a_o 14

49、b_o 15 VCC 16 U404 74HC4053 R418 1K R421 1K R4194K7 R4204K7 R422 4K7 R423 4K7 84 U411C OPA2134 84 U412C OPA2134 84 U410C OPA2134 84 U409C OPA2134 84 U407C OPA2134 84 U408C OPA2134 84 U406C OPA2134 +12V -12V C500 104 C502 104 C504 104 C506 104 C508 104 C510 104 C512 104 C501 104 C503 104 C505 104 C507 104 C509 104 C511 104 C513 104 84 U416C OPA2134 84 U417C OPA2134 84 U415C OPA2134 84 U414C OPA2134 84 U413C OPA2134 C514 104 C516 104 C518 104 C520 104 C522 104 C515 104 C517 104 C519 104 C521 104 C523 104 Vin 1 GND 2 +5V 3 U405 LM7805 +12V C42

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