Alto MS10MA, Service Manual

Page 1: ...www altoproaudio com Version 1 0 MODEL MS8MA MS10MA MS12MA ...

Page 2: ...1 Introduction 1 2 Specification 2 3 Block Diagram 3 4 Schematic Diagram 8 5 Wiring Diagram 16 6 PCB Layout 21 7 Exploded View Mechanical Parts List 24 8 BOM 27 CONTENT ...

Page 3: ...Driver 1 Voice Coil 70 H x 70 V Input with Combo Link with XLR Trapezoidal Shape Multi layer Plywood Handle Black Paint Finishing MODELLER with 16 Presets Line Volume Clipping LED indicator Ground Switch 210 x 300 x 356 mm 16 98 lbs 7 7 kg 30 k Balanced 15 k Unbalanced Line 4 dB Model Item Active System Type Max SPL 1mt Frequency Response Protection Low High Input Impedance Input Sensitivity Low F...

Page 4: ...6 dB Peak MODELLER Presets Setting Analog Limiter 8 Dual Cone 1 5 Voice Coil 1 Neodymium Driver 1 Voice Coil 70 H x 70 V Input with Combo Link with XLR Trapezoidal Shape Multi layer Plywood Handle Black Paint Finishing MODELLER with 16 Presets Line Volume Clipping LED indicator Ground Switch 210 x 300 x 356 mm 16 98 lbs 7 7 kg 30 k Balanced 15 k Unbalanced Line 4 dB Model Item Active System Type M...

Page 5: ...ile Date Drawn By Sheet Revision Model No 16 DEC 2006 KAIMINGLIU MS10MA 1 of MS10MA VER061216 A4 1 BLUE BLACK BLACK BROWN MS10MA BLOCK DIAGRAM K panel combination MS10MA LOW _ HIGH _ MS10MA WOOFER DRIVER PA D588NH _ _ treble reverse connection 3 ...

Page 6: ...ile Date Drawn By Sheet Revision Model No 16 DEC 2006 KAIMINGLIU MS12MA 1 of MS12MA VER061216 A4 1 HK BLUE BLACK BLACK BROWN MS12MA BLOCK DIAGRAM K panel combination MS12MA LOW _ HIGH _ MS12MA WOOFER DRIVER PA D588NH _ _ treble reverse connection ...

Page 7: ... 4 3 2 1 D C B A HK08143 BLACK MS8MA BLOCK DIAGRAM K panel combination MS8MA LOW _ Titel Size File Date Drawn By Sheet Revision Model No 16 DEC 2006 KAIMINGLIU MS8MABLOCKDIAGRAM 1 of MS8MA VER061216 A4 1 WOOFER 8 _ 5 ...

Page 8: ...1 2 T R S B LINE INPUT SIGNAL SENSE G SIGNAL LIMIT INPUT GAIN X1 X2 X3 G POWER LED 8V MS8MA PRE BLOCK SCH MS8MA VER070201 1 1 Titel Size Date File Model NO A3 8 Feb 2007 MS8MA BLOCK Sch Revision Sheet of Drawn By XiaoPingHuang 1 2 3 4 5 6 SW1 4BIT ENCODER 8V 8V 16 Channel Analogue Multiplexer A0 A16 BRIDGE LM3886 RMS 100W LIMIT LED MS8MA BLOCK SCH 1 1 6 ...

Page 9: ...C INPUT 5 6 4 3 1 2 T R S B LINE INPUT SIGNAL SENSE G SIGNAL LIMIT INPUT GAIN X1 X2 X3 HIGH OUT LOW OUT XOVER G POWER LED 12V MS10MA MS12MA BLOCK SCH MS10MA MS12MA VER061221 1 1 Titel Size Date File Model NO A3 8 Feb 2007 MS10MA MS12MA BLOCK Sch Revision Sheet of Drawn By XiaoPingHuang 1 2 3 4 5 6 SW1 4BIT ENCODER 8V 8V 16 Channel Analogue Multiplexer A0 A16 MS10MA MS12MA BLOCK SCH 1 1 7 ...

Page 10: ... Sheet Revision Model No 15 DEC 2006 KAIMINGLIU MS10MA 1 of MS10MA VER061215 A3 R1 10R 20W DS2 I2V 2 1A PTC1 0 5A 60V P3 P4 _ DRIVER BLACK BLUE _ HI Hi O P 1 PA D588NH 8O OUT OF PHASE P1 P2 _ WOOFER MS10MA 6 3O BLACK _ BROWN MS10MA LOW 120W _ AMP LPF HPF SIGNAL INPUT _ 1 8 ...

Page 11: ...Sheet Revision Model No 15 DEC 2006 KAIMINGLIU MS12MA 1 of MS12MA VER061215 A3 R1 10R 20W DS2 I2V 2 1A PTC1 0 5A 60V P3 P4 _ DRIVER BLACK BLUE _ HI Hi O P 1 PA D588NH 8O OUT OF PHASE P1 P2 _ WOOFER MS12MA 6O BLACK _ BROWN MS12MA LOW 150 300W _ AMP LPF HPF SIGNAL INPUT _ 1 9 ...

Page 12: ...M HIGH PASS HF TRIM HIGH PASS R7 0R 1 2 3 4 8 _ U1A 7 6 5 _ U1B 1 2 3 4 8 _ U2A 1 2 3 4 8 _ U3A 7 6 5 _ U3B 7 6 5 _ U2B 8V 8V 8V 8V 8V 8V D1001N4148 D1011N4148 C100 10uF 50V C101 2 2uF 50V C102 220uF 25V R103 100K R100 4 7K 1 4W R101 22K R102 2 2K 1 4W ZD1 NC Q100 2SA1015 8V R104 100K R105 200R B 1 C 2 E 3 Q101 2SC2878 D102 1N4148 R106 200R B 1 C 2 E 3 Q102 2SC2878 D103 1N4148 LOW OUT HIGH OUT 8V ...

Page 13: ..._ U7A 7 6 5 _ U7B 8V 8V C44 3 3NF C45 3 3NF C46 3 3NF R47 10K R37 100K R62 100 R63 0R R68 NC 1 2 CN2 FROM A SPACE OUTPUT LOW R43 10K R41 10K C37 22PF C36 22PF C51 0 1UF C52 0 1UF C49 0 1UF C50 0 1UF C53 0 1UF C54 0 1UF LOW OUT MS10MA MS12MA PRE MS10MA MS12MA VER061212 2 4 Titel Size Date File Model NO A3 5 Feb 2007 NOCTH LOW BOOST LOW PASS Revision Sheet of Drawn By XiaoPingHuang MS10MA MS12MA PRE...

Page 14: ... 8V R39 100K R66B NC R69 NC 1 2 CN3 HF TRIM HIGH PASS OUTPUT TO LOW R51 10K R53 10K R72 20K R71 20K R57 10K R66A 100R C56 JUMP 12dB OCT POWERMOD HIGH 65W C58 0 1U C57 0 1U 8V 8V 8V C60 0 1U C59 0 1U 8V C62 0 1U C61 0 1U FROM MODELLER C39 22PF C40 22PF HIGH OUT MS10MA MS12MA PRE MS10MA MS12MA VER061212 3 4 Titel Size Date File Model NO A3 5 Feb 2007 HF TRIM HIGH PASS Revision Sheet of Drawn By Xiao...

Page 15: ...ODE D205 DIODE D206 DIODE D207 DIODE D208 DIODE D209 DIODE D210 DIODE D211 DIODE D212 DIODE D213 DIODE D214 DIODE D215 DIODE D216 DIODE D217 DIODE D218 DIODE C222 10U C223 10U C224 10U C228 10U D219 DIODE D220 DIODE RC0805 R208 0R R206 0R C45 C46 C47 C48 C49 C50 LAYOUT R201 10K R204 50K HI PASS GAIN BASS BOOST GAIN C209 C210 CLICK NOISE HIGH PASS CONTROL BASS BOOST CONTROL L ON H OFF L ON H OFF R2...

Page 16: ... 1 2 3 CN3 C1 0 22u 25V C2 0 22u 25V A A K K D2 1N4148 A A K K D1 1N4148 3 3 4 4 2 2 1 1 D3 LED RES 8V C35 0 1u C36 0 1u C37 0 1u C38 0 1u C39 0 1u C40 0 1u C41 0 1u C42 0 1u R7 0R 1 2 3 4 8 _ U1A 7 6 5 _ U1B 1 2 3 4 8 _ U2A 1 2 3 4 8 _ U3A 7 6 5 _ U3B 7 6 5 _ U2B 8V 8V 8V 8V 8V 8V 8V R14 1 6K 1 2 CN1 A K DL2 power MS8MA PRE MS8MA VER070201 1 2 Titel Size Date File Model NO A3 4 Feb 2007 MS8MA sch...

Page 17: ...DE D16 DIODE D17 DIODE D18 DIODE D19 DIODE D20 DIODE D21 DIODE D22 DIODE D23 DIODE D24 DIODE D25 DIODE D26 DIODE C62 10U C63 10U C64 10U C65 10U D27 DIODE D28 DIODE RC0805 R32 0R R31 0R C45 C46 C47 C48 C49 C50 LAYOUT R21 10K R29 50K HI PASS GAIN BASS BOOST GAIN C52 C53 CLICK NOISE HIGH PASS CONTROL BASS BOOST CONTROL L ON H OFF L ON H OFF C46 39nF R22 10K TR2 J176 R23 10K C49 27nF C50 27nF TR3 J17...

Page 18: ...879 terminal wiring RS PC250 2 800mm UL1015 18AWG terminal wiring RS PC250 2 WOOFER DRIVE MS10MAWiring Diagram K panel combination MS10MA LOW _ HA04880 terminal wiring RS PC250 PC110 450mmUL1015 18AWG P MS12A 15A treble protection Titel Size File Date Drawn By Sheet Revision Model No 16 DEC 2006 KAIMINGLIU MS10MA 1 of MS10MA VER061216 A4 1 HIGH _ ...

Page 19: ...A04879 terminal wiring RS PC250 2 800mm UL1015 18AWG terminal wiring RS PC250 2 WOOFER DRIVE MS12MA K panel combination MS12MA LOW _ HA04880 terminal wiring RS PC250 PC110 450mmUL1015 18AWG blue P MS12A 15A treble protection Titel Size File Date Drawn By Sheet Revision Model No 16 DEC 2006 KAIMINGLIU MS12MA 1 of MS12MA VER061216 A4 1 HIGH _ 17 ...

Page 20: ...K08135 _ BROWN BLACK MS8MA wiring diagram K panel combination MS8MA LOW _ HA02319 RS PC250 4 600mmUL1015 18AWG Titel Size File Date Drawn By Sheet Revision Model No 16 DEC 2006 KAIMINGLIU MS8MA 1 of MS8MA VER061216 A4 1 1 1 8 80W 6O terminal wiring 18 ...

Page 21: ... 15V GND 15V SW1 CN4 CN3 CN1 CN2 HI OUT LOW OUT LOW IN HI IN CN01 CNO2 PIN1 PIN2 PIN1 PIN2 OPEN AC INPUT 230V PIN1 PIN2 SHORT AC INPUT 120V MS10MA MS12MA SPEAKER CN BAL MALE XLR MS10MA MS12MA MS10MA MS12MA VER061221 1 1 Titel Size Date File Model NO A3 8 Feb 2007 MS10MA Sch Revision Sheet of Drawn By XiaoPingHuang MS10MA MS12MA 1 1 19 ...

Page 22: ...PUT CN3 MS8MA XLR LINE MS8MA MS8MA VER070201 1 1 Titel Size Date File Model NO A3 8 Feb 2007 MS8MA Sch Revision Sheet of Drawn By XiaoPingHuang TRANS AC INPUT PRE OUT CN2 3P 2 5 180 2P 2 5 180 XLR GAIN ENCODER MS8MA PRE PCB POWER AMP PCB LM3886 BRIDGE RMS 100W RED RED YELLOW BR BR CN1 MS8MA 1 1 05 5 20 ...

Page 23: ...21 ...

Page 24: ...PCB MS12A 15A Bottom Layer Bottom Solder PCB MS12A 15A Top Layrer 22 ...

Page 25: ...23 ...

Page 26: ...20 1 24 ...

Page 27: ...20 2 25 ...

Page 28: ...20 3 26 ...

Page 29: ...20 7 27 ...

Page 30: ... 1 1 17 MA06601 ZC panel MS8MA 220_240V ALTO_V1 0 1 18 TD00635 transformer RS PT MS8MA_230V 1 19 MI04036 heat sink MS 8MA_V1 0 1 20 HB02390 PCB RS MS8MA PRE 1 2 _VER070201 1 MS10MA No Item No Item Description Specifiton PCS 1 NC01678 box RS MS 10MA_V1 0 1 2 MD01026 grille RS MS 10MA_V1 0 1 3 MD01029 grille RS 335 349 5mm PH 12 5_V1 0 1 4 ND00885 EV foam RS 2 0t 195 18mm black_V1 0 1 5 ND00886 EV f...

Page 31: ...5180 barrier RS CT MS12MA_V1 0 1 8 NA00647 silk wadding RS MS12MA down_V1 0 1 9 NA00648 silk wadding RS MS12MA up_V1 0 1 10 NB05179 carton RS MS12MA ALTO_V1 0 1 11 NE17293 lable RS MS12MA_V1 0 4 12 HK07652 faceplate MS 12MA 220 240V 1 13 NI04731 lable RS MS SERIES ALTO_V1 0 1 14 NI04746 drop glue nameplate RS MS SERIES ALTO_V1 0 1 15 NI04644 lable RS PS4HA 77 4 45 85 5 3 black_V1 1 1 16 HK08134 sp...

Page 32: ... screw RS M6 30 for holder cap 24 ND00634 EV foam RS 2 0t 300 15mm black_V1 0 for holder cap 25 NI04744 foot cushion RS φ35 φ23 10 black 26 MG00454 screw RS M4 20 foot pad 4 27 AE00331 PU CR 311A 28 AE00332 29 AE00368 paint RS CR36A 30 AE00370 paint RS CR52160A 31 AE00371 solidification CR 65TB 1 32 AE00372 solvent R 7B 33 NF00061 assurance card RS C ALTO_V1 1 34 NH00610 paper RS CT 558 892mm 160g...

Page 33: ...4 cone paper 0 040 1m 78 NE17291 lable RS MS8MA_V1 0 79 NI00015 membrane 0 04 1M 80 NH00012 bond paper 0 04 1M 81 HK08143 faceplate RS MS8MA 220_240V 82 HC00331 AC socket RF 2004 83 HI00019 power switch 4P MSR 8 84 MG00061 screw RS M3 10 hard finish 85 MG00041 screw M3 6 PCB PRE 3 heat sink 4 86 NI00363 knob RS φ21 16mm COOL GRAY 8C 072C_V1 1 87 NI02386 konb RS φ14 13mm 88 NI01863 key RS φ5 5 W10 ...

Page 34: ... 2 133 MJ00747 single light board 0 8t 21 6mm 100M 22 5kg 134 MF00021 washer φ8 φ23 2t 135 HA00942 wire RS 2P 2P 230mm UL1185 26AWG 136 NI00443 rubber coil φ20 φ60 2tB 137 MF00009 washer φ3 φ6 2 0 5t 138 HK08145 PC board P MS8MA DIP 139 RA01258 fixed resistor 1 4W 10Ω 140 CF00014 metal film capacitor MEC 0 01uF 400V 10 141 SA00105 zener diode 1W 12V 1N4742 142 SA00094 rectifier diode 1N4002 100V 1...

Page 35: ...SMD fixed resistor 1 10W 220KΩ 5 0603 187 RD00125 SMD fixed resistor 1 10W 1 0MΩ 5 0603 188 RD00105 SMD fixed resistor 1 10W 22KΩ 5 0603 189 RD00085 SMD fixed resistor 1 10W 1 5KΩ 5 0603 190 RD00098 SMD fixed resistor 1 10W 7 5KΩ 5 0603 191 RD00093 SMD fixed resistor 1 10W 4 7KΩ 5 0603 192 RD00096 SMD fixed resistor 1 10W 6 2KΩ 5 0603 193 RD00097 SMD fixed resistor 1 10W 6 8KΩ 5 0603 194 CI00180 S...

Page 36: ...0015 membrane 0 04 1M 221 NH00012 bond paper 0 04 1M 222 HJ00006 dessicant 30g 223 NI04731 lable RS MS SERIES ALTO_V1 0 224 NI04644 lable RS PS4HA 77 4 45 85 5 3 black_V1 1 225 NI04746 drop glue nameplate RS MS SERIES ALTO_V1 0 226 NI02250 MIC jack φ17 φ23 5 9 227 MF00012 washer φ4 φ10 1t for Plastic nameplate 228 NF02801 user manual RS MS MONITOR SERIES ALTO_V1 1 229 NH00149 paper 889 640mm 230 M...

Page 37: ... solidification CR 65TB 1 32 AE00372 solvent R 7B 33 NF00061 assurance card RS C ALTO_V1 1 34 NH00610 paper RS CT 558 892mm 160g 35 ND00706 EV foam RS 1 5t 760 12mm black_V1 0 bass speaker 36 MG00349 screw RS M3 16 grille 6 PCB 4 37 MG00351 screw RS M4 16 for module 38 MD01026 grille RS MS 10MA_V1 0 39 AE00440 dusty dope RS 3084G3 40 MD01022 grille RS MS 10MA 335 325 12 8mm_V1 0 41 MD01029 grille ...

Page 38: ...I02386 konb RS φ14 13mm 100 NI01863 key RS φ5 5 W10 7 5 101 NI01862 key 5 5 5 5 14 5_V1 1 102 HD00071 ceramic tube fuse 3 15A 250V φ5 2 20mm CSA S T UL VDE 103 HA03720 signle terminal wiring 240mm UL1015 18AWG red 104 HA03938 wire RS 70mm UL1015 14AWG black 105 HA04850 wire RS 2P 270mm UL1185 26AWG 106 HA04851 wire RS 2P 300mm UL1185 26AWG 107 HA04872 wire RS 3P 210mm UL1007 24AWG 108 HA00048 wire...

Page 39: ...1206 1uF 16V Y5V 1206 3216 165 CI00044 SMD ceramic capacitor 1206 0 0047uF 50V NPO 166 CI00212 SMD ceramic capacitor1206 0 047uF 50V X7R 5 167 CI00095 SMD ceramic capacitor 1206 0 1uF 50V X7R 168 CI00103 SMD ceramic capacitor 1206 100PF 50V NPO 5 169 CI00127 SMD ceramic capacitor 1206 220PF 50V NPO 170 CI00262 SMD ceramic capacitor RS 1206 18PF 50V NPO 5 171 SE00095 SMD diode RS CT ES3D DO214AB VI...

Page 40: ...26 NI00015 membrane 0 04 1M 227 NH00014 bond paper 0 05 1M white 228 MF00018 washer φ4 φ10 1t_V1 0 between fan and top cover 229 MF00105 washer φ4 2 φ10 1t_V1 1 230 MJ00058 single light board 1 2135 1220 20 45kg 231 MH02230 rivet RS 4 12 between fan and top cover 232 HD00114 ceramic tube fuse RS 6 3A 250V φ5 2 20mm CSA PSE UL VDE 233 ME00016 color nut 4m m for chassis ground pillar 234 MF00038 was...

Page 41: ...4 CC00068 mylar capacitor 0 027uF 100V 10 295 HK08343 PC board P MS12MA SMD 296 RD00088 SMD fixed resistor 1 10W 2 2KΩ 5 0603 297 RD00059 SMD fixed resistor 1 10W 0 0Ω 5 0603 298 RD00083 SMD fixed resistor 1 10W 1 0KΩ 5 0603 299 RD00116 SMD fixed resistor 1 10W 100KΩ 5 0603 300 RD00101 SMD fixed resistor 1 10W 10KΩ 5 0603 301 RD00103 SMD fixed resistor 1 10W 15KΩ 5 0603 302 RD00119 SMD fixed resis...

Page 42: ...8 cement resistor 20W 10Ω SQY type 343 RG00012 over current protector 0 5A 60V MF R050 344 HC00324 connect terminal 6 5m m PC250 345 HB02316 PCB RS MS12A 15A_VER061023 346 HH00036 lamp SK3 CWT 12 8V 2 1A 347 AC00179 tin without lead RS M705E Sn 3Ag 0 5Cu 348 NI04451 rubber foot crshion RS φ12 5 φ11 5 7mm 349 HC00873 terminal block RS 5ESDP 02P 350 NE11167 label HK 10 ALTO_V1 1 351 NH00012 bond pap...

Page 43: ...olidification CR 65TB 1 32 AE00372 solvent R 7B 33 NF00061 assurance card RS C ALTO_V1 1 34 NH00610 paper RS CT 558 892mm 160g 35 ND00374 EV foam 2 0t 948 18mm black_V1 0 bass speaker 36 MG00349 screw RS M3 16 grille 6 PCB 4 37 MG00351 screw RS M4 16 module 8 38 MD01027 grille RS MS 12MA_V1 0 39 AE00440 dusty dope RS 3084G3 40 MD01023 grille RS MS 12MA 365 365 12 9mm_V1 0 41 MD01030 grille RS 365 ...

Page 44: ...S M3 10 hard finish 100 MG00020 screw M3 8 101 MD00444 protective cover 80 80mm K G08A05 4HA 102 NI00363 knob RS φ21 16mm COOL GRAY 8C 072C_V1 1 103 NI02386 konb RS φ14 13mm 104 NI01863 key RS φ5 5 W10 7 5 105 NI01862 key 5 5 5 5 14 5_V1 1 106 HD00071 ceramic tube fuse 3 15A 250V φ5 2 20mm CSA S T UL VDE 107 HA03720 signle terminal wiring 240mm UL1015 18AWG red 108 HA03938 wire RS 70mm UL1015 14AW...

Page 45: ...32 thermistor RS NTC 10K 5 NTCLE100E3103JB0 166 SB00227 Pohtotriode RS CNY17F2M DIP6 FAIRCHILD 167 HK07154 PC board P PWRMOD350 65 PowerSoft SMD 168 CI00046 SMD ceramic capacitor 1206 1uF 16V Y5V 1206 3216 169 CI00044 SMD ceramic capacitor 1206 0 0047uF 50V NPO 170 CI00212 SMD ceramic capacitor1206 0 047uF 50V X7R 5 171 CI00095 SMD ceramic capacitor 1206 0 1uF 50V X7R 172 CI00103 SMD ceramic capac...

Page 46: ...9 fixed inductance RS CT 12uH 4A B82111E 0000 C021 EPCOS 228 RA01659 metal oxide film resistor RS 1 2W 240K 5 VR37 VR37000002403JA100 229 NE16887 lable RS POWERMOD_V1 0 on the side of X2 capacitor 230 NI00015 membrane 0 04 1M 231 NH00014 bond paper 0 05 1M white 232 MF00018 washer φ4 φ10 1t_V1 0 between fan and top cover 233 MF00105 washer φ4 2 φ10 1t_V1 1 234 MJ00058 single light board 1 2135 122...

Page 47: ...ectrolytic capacitor 47uF 25V φ5 11mm 295 CB00238 electrolytic capacitor 0 22uF 50V φ5 11mm 296 CB00263 electrolytic capacitor 10uF 25V φ4 7mm 297 CB00239 electrolytic capacitor 2 2uF 50V φ5 11mm 298 CC00068 mylar capacitor 0 027uF 100V 10 299 HK08343 PC board P MS12MA SMD 300 RD00088 SMD fixed resistor 1 10W 2 2KΩ 5 0603 301 RD00059 SMD fixed resistor 1 10W 0 0Ω 5 0603 302 RD00083 SMD fixed resis...

Page 48: ...B 344 ND00665 EV foam RS 950 15 2 0mm black_V1 0 for module 345 HC00873 terminal block RS 5ESDP 02P 346 NE11169 label RS ACT HK 12 ALTO_V1 1 347 NH00012 bond paper 0 04 1M 348 NI00015 membrane 0 04 1M 349 HJ00006 dessicant 30g 350 HK08045 PC board P MS12A 15A 351 RA00988 cement resistor 20W 10Ω SQY type 352 RG00012 over current protector 0 5A 60V MF R050 353 HC00324 connect terminal 6 5m m PC250 3...