Alto_mistral_6000_pwr_sm_ 电路图 维修原理图.pdf
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1、Service MODEL: MISTRAL 6000 Version 2.0 收音机爱好者资料库 Ra d i o Fa n s .CN 1 CONTENTS 1. Introduction.2 2. Specification.3 3. Schematic Diagram.4 4. Wiring Diagram.11 5. PCB Layout.13 6. Test Procedure.18 7. Exploded Views y PCB: MIS60SP Bottom layerTop layer PCB: MIS60PWR Bottom layerTop overlay 14 PCB:
2、 MIS40IN-1 Top overlay Bottom layer PCB: MIS40IN-2 Top overlay Bottom layer PCB: MIS40 FP2 Bottom layer Top overlay PCB: MIS60MN-CH1 Top overlay Top layer 15 Bottom layer PCB: MIS60MN-CH2 Top overlay 16 Top layer Bottom layer 17 6. Test Procedure The semi-finished product test procedure 6.1Test Inst
3、ruments 1. Power supply 2. Digital voltage meter 3. AP (Audio precision) 4. Oscilloscope 5. Two 8(400W) resistors 6.2 Test procedures and specification a. Set LIMITER and BRIDGE switches at the position of OFF, turn the VRs of CH1 and CH2 to maximum, then turn on the power switch, the power LED will
4、 be illuminated (blue), OPERATING/PROTECTION LED is illuminated to be red at first, then become green after 2-5 seconds, the fan will be running. When you use the solder gun to test the position of R1-3 (R2-3), the fan should be accelerated. b. Without any signal input, adjust R1-20, R1-21 (R2-20, R
5、2-21) backwards first, make sure the arrow is facing to the rear panel, then adjust forwards, make the arrow is facing to the front panel, then test the DC voltage across the TP1-6 (TP2-6) and the ground, adjusting R1-16 (R2-16), the voltage of R1-16 (R2-16) should be 138mV 2mV. c. Connect a load of
6、 4 to each channel, input the signal of 4dBu , then adjust R1- 20, R1-21 (R2-20, R2-21) , make sure that the crossover distortion reaches its peak. d. Turn off the input signal, the standby power consumption should be 75105W. e. Input the signal of 1KHz/3dB to CH1 and CH2, then connect a 4load to ea
7、ch input channel, CH1 and CH2. Each output should be 69.2V, the distortion should be 1%. f. Turn the power switch of the LIMITER to ON position. Set the input to 1KHz/+10dB the clip should be lit up and the signal will not boost. g. Use the solder gun to connect R1-50 and R2-50 for about 10 seconds
8、separately. When the outputs of CH1 and CH2 are cut off, OPERATING/PROTECTION LED will be illuminated (red). h. Press BRIDGE switch, input the signal of 1KHz/4dB to CH1, connect a 8 load to the bridge output, the output should be more than 133.5V, the distortion should be less than 0.7%. 18 i. Adjus
9、t volume VR to the minimum, turn LIMITER switch to the position of ON. Set CH1 and CH2 in short circuit, then adjust the VR volume to the maximum, the LED for LIMITER on the panel will be illuminated, the consumption power should be less than 100W. j. When the output reaches the MAX, set the output
10、in short circuit, the consumption power should be less than 700W. The finished-product test procedure a. Set LIMITER and BRIDGE switches at the position of OFF, turn the VRs of CH1 and CH2 to maximum, then turn on the power switch on the panel, the power LED will be illuminated (blue), OPERATING/PRO
11、TECTION LED is illuminated to be red at first, then become green after 2-5 seconds, the fan will be running. CLICK will be audible from the relay. b. Input a 1KHz/3dB signal to CH1 and CH2, then each input channel with 4 of the CH1 and CH2. Each output should be 69.2V, the distortion should be 0.05%
12、. c. DISTORTION (SMPTE-IM): Less than 0.05% FREQUENCY RESPONSE: 20 to 20 Hz +/-1dB, 10 to 60000Hz +/-3dB SNR: 102108dB below rated output (full band) d. Turn the power switch of the LIMITER to the position of ON. When input the signal of 1KHz/+10dB, the clip LED on the panel will be illuminated and
13、the level of output signal wont be increased anymore. e. Press BRIDGE switch, input the 1KHz/4dB signal to CH1. Connect a 8 load to bridge output terminal, the output should be more than 128V, the distortion ratio should be less than 0.7% f. Adjust the VR volume to minimum, turn the power switch of
14、the LIMITER to ON position. The CH1 and CH2 separated short circuit, then adjust the VR volume to the maximum, the LED for LIMITER should be illuminated. The power consumption should be less than 100W. g. When the output reaches the MAX, set the output in short circuit, the consumption power should
15、be less than 700W. 19 7. Exploded Views & Mechanical Part List 20 No Part No.DescriptionSpecificationQty. 1MA04305ZC-PanelMISTRAL6000 ALTO-V1.01 2MA00028ZC-PanelMISTRAL6000 ALTO-V1.01 3MB03701ZC-ChassisMISTRAL6000 V-1.11 4MC00636ZC-Top coverMISTRAL6000 V-1.11 5MI02404ZB-handleMISTRAL6000 20*25.5*124
16、V1.02 6MI02399ZB-Fixed bracketMISTRAL6000 L V1.01 7MI02397ZB-Fixed bracketMISTRAL6000 R V1.01 8MI02401ZB-Front panelMISTRAL6000 V1.01 9MI02409ZB-Barrier boardMISTRAL6000 122.5*70.1*66.11 10 MI02407ZB-Iron boardMISTRAL6000 422*14*2.0t_V1.02 11 MI02411ZB- Barrier boardMISTRAL6000 422*14*66.1R-V1.01 12
17、 NI02650Plastic knob18*18mm2 13 NI02651Fixed sleeve knob10*22.52 14 NI02853Bushing7P-2 SIZE 11.0 SJT3C#141 15 HI00022Power switch4P R13-69A1 16 MF00020Color washer5*12*1t4 17 MF00039Washer5*8*1t4 18 MG00247Copper pillarM3*10*0.5PH4 19 MG00061ScrewM3*1010 20 MG00295ScrewM4*612 21 MG00025ScrewM3*623 2
18、2 MF00042ScrewM3*1010 23 MF00037Washer3*5*1t14 24 ME00015Color nut3mm8 25 MF00038Washer4*7*1t7 26 ME00016Color nut4mm3 27 MF00048Locking4*8*0.5t1 28 MF00018Color washer4*10*1t6 29 MG00041ScrewM3*68 30 MG00075ScrewM4*164 31 ME00006Nut92 32 MF00004Color washer9*14*0.5t2 33 MG00437Rubber coil20*120*2tB
19、1 34 MG00520ScrewM8*115*1.25PH_V1.01 35 ME00026Zi-nutM81 36 MF00026Color washer8*18*1.5t1 37 MF00041Washer8*13.5*2t1 38 MH00766ZB-iron11*90*2_v1.11 39 TD00302Loop transformerPT-MIS6000_115/230V1 40 NI00312SW button5*5*9 2.8*2.82 41 HA03442BushingLT-322+1.5*3C(G05VV-F)2.27M BK1 42 NC00059ZD-fixed boa
20、rd1*46*46 (Sax-2000)1 43 HK04603K-PCBP-MIS60MN CH11 44 HK04604K-PCBP-MIS60MN CH21 45 HK04605K-PCBP-MIS60FP21 21 No Part No.DescriptionSpecificationQty. 46 HK04607K-PCBP-MIS60PWR1 47 HK04608K-PCBP-MIS60SP1 48 HK00793K-PCBP-MIS2500-INPUT2 49 HK00787K-PCBP-MIS2500-INPUT2 50 NI01867Rubber pad20.5*14*7.6
21、mm(SF-006)4 51 NI00389ZD- plastic washer12*16*0.52 52 MG00027ScrewM3*124 53 HI00142A0701HM-15A1 54 HE00083Fan-1225M12S-PC1DC12V/0.6A 120*120*25mm 360mm1 22 23 No. Part No. DescriptionSpecificationRemark 1 MA04305panelMISTRAL6000 ALTO_V1.1 2 MA00095panelMISTRAL600 3 MA00072panelMISTRAL600_V1.1 4 MI03
22、110panel3.1t*133*25.5*1M+5(1M/1.32KG)_V 1.0 5 MA00028panelMISTRAL6000 ALTO_V1.0 6 MA00099panelMISTRAL6000 7 MA00036panelMISTRAL6000_V1.1 8 MJ00088single light board1.5*2135*1220 30.67kg 9 MB03701chassisMISTRAL6000 V_1.1 10 MB03700chassisMISTRAL6000 11 MB03699chassisMISTRAL6000_V1.0 12 MJ01154single
23、light board2.0t*1850*950mm 27.6kg 13 ME00040iron pillarhexagon6.35*M3*10.1 14 ME00002screw pillarM4*20*0.7PH 15 ME00051iron pillarM3*12 16 MI02405barrierMISTRAL6000 75*176.5*195_V1.0 17 MJ00088single light board1.5*2135*1220 30.67kg 18 MC00636top coverMISTRAL6000_V1.1 19 MC00635top coverMISTRAL6000
24、15*375*433.4_V1.0 20 MC00634top coverMISTRAL6000 15*375*433.4_V1.0 21 MJ00088single light board1.5*2135*1220 30.67kg 22 MI02404handleMISTRAL6000 20*25.5*124_V1.0 23 MI02403handle holderMISTRAL6000 20*25.5*124_V1.0 24 MI02399fixed bracketMISTRAL6000 left_V1.0 25 MI02398fixed bracketMISTRAL6000 left_V
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