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Alto MISTRAL 6000, Service Manual

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Alto MISTRAL 6000 Service Manual Download Page 2

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CONTENTS

1. Introduction..………………………………………………………….………………..2

2. Specification.…………………………………………………………….……….……

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3. Schematic Diagram…………….…………………….……….….…………………..

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4. Wiring Diagram..……………….…………….………...…….………………….……11

5. PCB Layout……..……………….…………….………...…….………………….…

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6. Test Procedure…………..……………………….………………………….……....

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7. Exploded Views &

 

Mechanical Parts List………

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8. BOM.…………………………………………………………………….

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Summary of Contents for MISTRAL 6000

Page 1: ...Service MODEL MISTRAL 6000 www altoproaudio com Version 2 0 ...

Page 2: ...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 Mechanical Parts List 20 8 BOM 23 ...

Page 3: ...functions upon the default status and then goes back to normal All electronic inputs equip standard power connectors And all inputs are electronic balanced with hi quality transformer MISTRAL amplifiers provide an outstanding performance in any conditions Innovative design and high stability power amplifiers Fan cooled AB class high power amplifier in 19 rack 2Usize Rugged amplifiers in a strong c...

Page 4: ...lanced 56 36dB Controls Front AC switch CH1 CH2 Gain Knobs Rear Limiter Bridge selector Indications 1 per channel Power on blue LED Operation Protection Dual color Green Red LED Limit Red LED Clip Red LED Connectors each channel Input Active balanced XLR Parallel output XLR Output NEUTRIK Spoken and Binding posts Cooling Continuously variable speed fan rear to front air flow Load Protection On off...

Page 5: ...C 1 2 3 4 5 6 7 8 9 10 JP1_16 HEADER 5X2 R1_57 100R R1_56 82K 1 2W R1_58 68K 1 2W 110V_A 110V_A GND1 1 2 3 4 5 6 7 8 9 10 JP1_3 HEADER 5X2 GND1 GND1 CH1 INSERT CONNECTOR 2 1 D1_25 1N4004 V1 2 1 D1_26 1N4004 V1 CH1 INSERT IN CH1 INSERT OUT 2 1 3 J1_2 XLR MALE90 2 1 3 J1_1 XLR FEMALE90 CH1 INPUT GND1 1 2 3 4 5 6 7 8 9 10 JP1_15 HEADER 5X2 GND1 GND1 5 4 6 S1_1B SWITCH 2C_2P NORMAL BRIDGED TO USE ONLY...

Page 6: ...3 4 5 6 7 8 9 10 JP2_16 HEADER 5X2 R2_57 100R R2_56 82K 1 2W R2_58 68K 1 2W 110V_B 110V_B GND2 1 2 3 4 5 6 7 8 9 10 JP2_3 HEADER 5X2 GND2 GND2 CH2 INSERT CONNECTOR 2 1 D2_25 1N4004 V2 2 1 D2_26 1N4004 V2 CH2 INSERT IN CH2 INSERT OUT 2 1 3 J2_2 XLR MALE90 2 1 3 J2_1 XLR FEMALE90 CH2 INPUT GND2 1 2 3 4 5 6 7 8 9 10 JP2_15 HEADER 5X2 GND2 GND2 5 4 6 S2_1B SWITCH 2C_2P NORMAL BRIDGED TO USE ONLY CH2 P...

Page 7: ... Q3 Q4 R3 0 22 5W R4 0 22 5W GND1 110V_A 2x2SA1943 2x2SC5200 1 2 P1 CON2 1 2 P2 CON2 1 2 P3 CON2 1 2 P4 CON2 1 2 P5 CON2 MIS60MN2 Sch Titel Size File Date Drawn By Sheet Revision Model No 27 Jan 2005 C C LIN ALTO MISTRAL6000 MAIN2 BOARD 1 1 of MISTRAL6000 VER050127 A2 ...

Page 8: ... C B A PJ1 PHONEJACK2 1 2 3 CN1 CON3 1 2 3 CN3 CON3 1 2 3 4 5 CN4 CON5 1 2 3 CN2 CON3 MIS40IN Sch Titel Size File Date Drawn By Sheet Revision Model No 27 Jan 2005 C C LIN ALTO MISTRAL4000 INPUT 1 1 of MISTRAL4000 VER031206 A4 ...

Page 9: ... BLCOL LED POWER ON 1 2 D1_30 3mm YELLOW LED 1 2 D1_3 3mm RED LED 1 2 D1_29 3mm BLUE LED 1 2 3 4 5 6 7 8 9 10 JP1_22 HEADER 5X2 LIMITER CLIP ON PROTECTION RED GREEN 1 1 2 2 D1_1 3mm R G BLCOL LED POWER ON VR1_1 B50K VR2_1 B50K 1 2 3 CN1_1 3P2 5 1 2 3 CN2_1 3P2 5 MIS40FP Sch Titel Size File Date Drawn By Sheet Revision Model No 9 Apr 2004 C C LIN ALTO MISTRAL4000 FP 1 1 of MISTRAL4000 VER030710 A4 ...

Page 10: ... POS BR_NEG 1 1 2 2 SPK2 SPEAKON BR POS BR_NEG JP1 SP1 JP2 GND1 JP3 OUT2 JP4 GND2 JP5 SP1 JP6 SP1 JP7 SP1 JP8 SP1 MIS60SP Sch Titel Size File Date Drawn By Sheet Revision Model No 27 Jan 2005 C C LIN ALTO MISTRAL6000 SP BOARD 1 1 of MISTRAL6000 VER050127 A2 ...

Page 11: ...3 1 2 P3 CN PCB6 3 1 2 P4 CN PCB6 3 1 2 P7 CN PCB6 3 1 2 P5 CN PCB6 3 1 2 P6 CN PCB6 3 TRANS IN TRANS IN NEUTRAL SWITCH BD1 35A 200V BD2 35A 200V COM1 COM2 BRIDGE1 BRIDGE1 BRIDGE2 BRIDGE2 AC_1 AC_2 COM MIS60PWR Sch Titel Size File Date Drawn By Sheet Revision Model No 1 Feb 2005 C C LIN ALTO MISTRAL6000 POWER BOARD 1 1 of MISTRAL6000 VER050201 A4 PCB MIS40PWR PCB NEUTRAL 1 2 P9 L NE 1 2 P10 NEUT 1...

Page 12: ... P5 P6 P16 AC AC AC AC COM2 P9 PT MIS6000 E BRIDGE AC_2 COM1 BRIDGE AC_1 GND1 CH1_OUT GND2 CH2_OUT CN1_1 CN2_1 JP1_16 JP2_16 JP1_22 JP2_22 RED BLACK YELLOW WHITE WHITE WHITE RED GREEN PURPLE PURPLE BLACK BLUE GRAY GRAY HA01258 HA02471 HA01239 HA01237 HA02469 HA02470 HA02451 HA03444 HA01241x4 HA01244 HA02488 HA01198 HA02449 HA03431 OUT1 GND1 OUT2 GND2 WHITE GRAY HA03433 HA03432 WHITE GRAY HA03433 H...

Page 13: ... P5 P6 P16 AC AC AC AC COM2 P9 PT MIS6000 E BRIDGE AC_2 COM1 BRIDGE AC_1 GND1 CH1_OUT GND2 CH2_OUT CN1_1 CN2_1 JP1_16 JP2_16 JP1_22 JP2_22 RED BLACK YELLOW WHITE WHITE WHITE RED GREEN PURPLE PURPLE BLACK BLUE GRAY GRAY HA01258 HA02471 HA01239 HA01237 HA02469 HA02470 HA02451 HA03444 HA01241x4 HA01244 HA02488 HA01198 HA02449 HA03431 OUT1 GND1 OUT2 GND2 WHITE GRAY HA03433 HA03432 WHITE GRAY HA03433 H...

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Page 19: ... 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 4Ω 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 75 105W e Input the signal of 1KHz 3dB to CH1 and CH2 th...

Page 20: ...ch input channel with 4Ω of the CH1 and CH2 Each output should be 69 2V the distortion should be 0 05 c DISTORTION SMPTE IM Less than 0 05 FREQUENCY RESPONSE 20 to 20 Hz 1dB 10 to 60000Hz 3dB SNR 102 108dB 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 the level of output...

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Page 22: ...r φ5 φ12 1t 4 17 MF00039 Washer φ5 φ8 1t 4 18 MG00247 Copper pillar M3 10 0 5PH 4 19 MG00061 Screw M3 10 10 20 MG00295 Screw M4 6 12 21 MG00025 Screw M3 6 23 22 MF00042 Screw M3 10 10 23 MF00037 Washer φ3 φ5 1t 14 24 ME00015 Color nut 3mm 8 25 MF00038 Washer φ4 φ7 1t 7 26 ME00016 Color nut 4mm 3 27 MF00048 Locking φ4 φ8 0 5t 1 28 MF00018 Color washer φ4 φ10 1t 6 29 MG00041 Screw M3 6 8 30 MG00075 ...

Page 23: ... PCB P MIS60SP 1 48 HK00793 K PCB P MIS2500 INPUT 2 49 HK00787 K PCB P MIS2500 INPUT 2 50 NI01867 Rubber pad 20 5 14 7 6mm SF 006 4 51 NI00389 ZD plastic washer φ12 φ16 0 5 2 52 MG00027 Screw M3 12 4 53 HI00142 A0701HM 15A 1 54 HE00083 Fan 1225M12S PC1 DC12V 0 6A 120 120 25mm 360mm 1 ...

Page 24: ...0 21 MJ00088 single light board 1 5 2135 1220 30 67kg 22 MI02404 handle MISTRAL6000 20 25 5 124_V1 0 23 MI02403 handle holder MISTRAL6000 20 25 5 124_V1 0 24 MI02399 fixed bracket MISTRAL6000 left_V1 0 25 MI02398 fixed bracket MISTRAL6000 left_V1 0 26 MJ01154 single light board 2 0t 1850 950mm 27 6kg 27 MI02397 fixed bracket MISTRAL6000 right_V1 0 28 MI02396 fixed bracket MISTRAL6000 right_V1 0 29...

Page 25: ...wire 530mm UL1015 14AWG red 58 HA02449 wire 700mm UL1015 14AWG black 59 HA01244 2 terminal wiring 380mm UL1015 14AWG red 60 HA01198 wire 180mm UL1015 14AWG black 61 MG00247 copper pillar M3 10 0 5PHsingle length16 62 MG00061 screw M3 10 63 MG00295 screw M4 6 64 MG00025 screw M3 6 65 MG00042 screw M3 10 66 MF00037 washer φ3 2 φ5 5 1t 67 ME00015 color nut 3m m 68 MF00038 washer φ4 φ7 1t 69 ME00016 c...

Page 26: ...d 1 0t 51mm 100M 102 HK04603 PC board P MIS60MN CH1 MISTRAL6000 103 HA02759 wire 5P 5P 120mm UL1007 24AWG 104 MI01954 fixed bracket MISTRAL4000 1 5t 136 16mm right 105 MJ00069 iron board 1 5 2135 1220 30 67kg 106 NC00181 insulator MISTRAL4000 1 6t 136 16mm 107 NC00041 insulation board 1 6t 0 65M 70M 108 ND00182 silicone sleeve φ1 30mm 109 ND00171 silicone sleeve φ1 1000mm 110 ND00521 silicone slee...

Page 27: ...1B102 C1 H10 R1 20 R1 21 144 RC00319 semi fixed resistor B100Ω PT1030 V1B101 C1 H10 R1 16 145 RH00025 thermistor 100Ω PAS7101ZF R1 50 146 RH00017 thermistor 50Ω TDC05A050J R1 17 147 RH00021 thermistor 500Ω TDC5C150L R1 3 148 CN00060 fixed inductance 2uH 10A CSAF 302824 φ1 5mm 12 1 2T L1 1 149 SD00173 integrated circuit NJM4580L JRC U1 1 U1 2 150 SD00032 integrated circuit LM317T U1 4 151 SB00021 p...

Page 28: ...0018 ceramic capacitor 56PF NPO 5mm C1 36 C1 35 C1 7 185 CA00010 ceramic capacitor 27PF NPO C1 10 186 RA01016 chassis bracket 5W 2 2KΩ SQM type R1 23 R1 24 187 RA00870 chassis bracket 5W 12Ω SQM type R1 40 R1 41 188 RA00880 chassis bracket 5W 0 22Ω SQM type R1 27 R1 28 R1 29 R1 30 R1 31 R1 33 R1 34 R1 36 R1 37 R1 26 R1 35 R1 38 189 RA00063 metal oxide film resistor 3W 1 5KΩ RSS P type R1 63 190 RA...

Page 29: ...ket 10W 5 4KΩ SQM type R1 15 R1 19 227 HK04604 PC board P MIS60MN CH2 MISTRAL6000 228 HB01395 PCB MIS60MNCH2_VER050203 229 RA00211 fixed resistor 1 4W 820Ω M type R2_14 R2_18 230 RA00239 fixed resistor 1 4W 8 2KΩ M type R2_53 231 RA00266 fixed resistor 1 4W 47KΩ M type R2_47 232 RA00174 fixed resistor 1 4W 47Ω M type R2_52 233 RA00299 fixed resistor 1 4W 330KΩ M type R2_42 R2_48 234 RA00200 fixed ...

Page 30: ...olytic capacitor 22uF 50V φ5 11mm C2_1 C2_2 R2 43 267 CB00169 electrolytic capacitor 47uF 16V NP φ6 3 11mm C2_9 268 CB00039 electrolytic capacitor 47uF 25V φ5 11mm C2_5 269 CB00149 electrolytic capacitor 47uF 63V φ6 11mm C2_33 270 CB00055 electrolytic capacitor 220uF 16V φ8 11mm C2_37 271 CB00171 electrolytic capacitor 220uF 16V NP φ10 12 5mm C2_34 272 CB00057 electrolytic capacitor 220uF 25V φ8 1...

Page 31: ...2_1 JP2_2 JP2_5 JP2_6 JP2_7 JP2_8 307 HC00056 FUSE holder 8 10 6 1 5 JEF 505 JP2_9 JP2_10 JP2_11 JP2_12 308 HC00112 balance MIC jack 99M 107SP 1 2 90 PUSH J2_1 309 HC00111 balance MIC jack 99M 108SP1 J2_2 310 HC00504 connector male 10P 2 54mm 180 JP2_15 JP2_16 JP2_3 311 HC00172 connector male 3P 3 96mm 180 JP2_13 312 HC00077 connector male 3P 2 5mm 180 R2_5 313 HC00076 connector male 2P 2 5mm 180 ...

Page 32: ... JP2 22 352 NI01765 LED spacer support LEDS 10 10mm 353 SA00194 L E D φ3 D1 29 D2 29 354 RC00209 potentiometer A10KΩ RV110 40E1 225A A14 VR1 1 VR2 1 355 HC00066 connector male 3P 2 5mm 90 CN1 1 CN2 1 356 SA00054 L E D 3m m round yellow long foot 26 D1 30 D2 30 357 SA00053 L E D φ3 round red long foot 26mm D1 3 D2 3 358 SA00191 L E D φ3 LEG2062 D1 1 D2 1 359 HB00947 PCB MIS40FP2_VER030710 360 HA024...

Page 33: ...ER031206 389 HC00077 connector male 3P 2 5mm 180 CN1 390 HC00110 MIC jack JY 6314 02 340 JP1 391 AC00002 solder wire 63 37 392 NA00116 PE bag 0 04t 170 100mm 393 NI01867 self adhere foot cushion 20 5 14 7 6mm SF 006 394 NI00389 plastic washer φ12 φ16 0 5 395 NI00375 film 45 60 5 0 5mm 396 MG00027 screw M3 12 397 NA00279 clip chain bag 0 04t 100 150mm_V1 0 398 AD00012 twin adhesive 90 120mm_V1 0 39...

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