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Summary of Contents for Alto MS8MA
- Page 1 MODEL: MS8MA / MS10MA / MS12MA www.altoproaudio.com Version 1.0...
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Page 2: Table Of Contents
CONTENT 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... -
Page 3: Introduction
(in selected modes) that make them the lightest powered cabinets of this kind ever made. The MS full range models include another Alto innovation: The MODELLER. Thanks to this circuitry user can select 16 different tastes and applications. -
Page 4: Specification
7. TECHNICAL SPECIFICATION Model Item MS8MA Active System Type Full Range with MODELLER Output Power 100 Watt Peak Power 150 Watt EIAJ Max SPL 1mt 114 dB SPL Nominal/116 dB Peak Frequency Response MODELLER Presets Setting Protection Low - High... -
Page 5: Block Diagram
MS10MA BLOCK DIAGRAM MS10MA WOOFER BROWN BLACK BLUE K- panel combination MS10MA HIGH BLACK treble reverse connection DRIVER PA-D588NH Titel MS10MA Size Model No: Revision MS10MA VER061216 Date: 16-DEC-2006 Sheet File: Drawn By: KAIMINGLIU... - Page 6 MS12MA BLOCK DIAGRAM MS12MA WOOFER BROWN BLACK BLUE K- panel combination MS12MA HIGH BLACK treble reverse connection DRIVER PA-D588NH Titel MS12MA Size Model No: Revision MS12MA VER061216 16-DEC-2006 Date: Sheet File: Drawn By: KAIMINGLIU...
- Page 7 MS8MA BLOCK DIAGRAM HK08143 K-panel combination MS8MA BLACK WOOFER 8" Titel MS8MA BLOCK DIAGRAM Size Model No: Revision MS8MA VER061216 Date: 16-DEC-2006 Sheet File: Drawn By: KAIMINGLIU...
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Page 8: Input Gain
MS8MA BLOCK SCH(1/1) BAL-FEMALE MIC INPUT SIGNAL LIMIT SIGNAL SENSE LIMIT LED INPUT GAIN LINE INPUT BAL-MALE A0..A16 SW2A SW2B MIC2 16-Channel Analogue Multiplexer POWER AMP BRIDGE LM3886 RMS 100W SPEAKER 4BIT ENCODER POWER_CONNECT POWER LED Titel MS8MA-PRE BLOCK SCH... - Page 9 BAL-FEMALE MIC INPUT MS10MA/MS12MA BLOCK SCH(1/1) SIGNAL LIMIT SIGNAL SENSE INPUT GAIN A0..A16 LINE INPUT BAL-MALE 16-Channel Analogue Multiplexer SW2A SW2B MIC2 4BIT ENCODER HIGH OUT HIGH IN HIGH OUT 65W/4 SPEAKER POWER MODEII LOW OUT LOW IN LOW OUT 350W/4 +12V POWER LED +12V...
- Page 10 SIGNAL INPUT (BROWN) MS10MA LOW 120W WOOFER MS10MA 6.3O (BLACK) 10R/20W PTC1 Hi O/P 0.5A/60V (BLUE) I2V 2.1A 1" PA-D588NH 8O DRIVER OUT OF PHASE (BLACK) Titel MS10MA Size Model No: Revision MS10MA VER061215 Date: 15-DEC-2006 Sheet File: MS10MA.Sch Drawn By: KAIMINGLIU...
- Page 11 SIGNAL INPUT (BROWN) MS12MA LOW 150/300W WOOFER MS12MA 6O (BLACK) 10R/20W PTC1 Hi O/P 0.5A/60V (BLUE) I2V 2.1A 1" PA-D588NH 8O DRIVER OUT OF PHASE (BLACK) Titel MS12MA Size Model No: Revision MS12MA VER061215 15-DEC-2006 Date: Sheet File: MS12MA.Sch Drawn By: KAIMINGLIU...
- Page 12 MS10MA/MS12MA-PRE(1/4) MIC1 CN-BAL-MALE FL5R 47u/25V 2.2K B10K 0.22UF 7.5K FL5R HIGH INPUT 1N4148 R9 10K +4dB MIC2 0.22UF 6.8K 3.9K 47u/25V 47u/25V 4.7K 1N4148 INPUT-ENCORDER CLIP C1815 LED-RES SW1A SW1B SW PS-22E85L SW PS-22E85L R318 +8V 150mA MAX 68R 1W D304 U304 1N4002...
- Page 13 7.5K MS10MA/MS12MA-PRE(2/4) C36 22PF C37 22PF OUTPUT-TO-LOW 100K 100K FROM A-SPACE OUTPUT LOW 15NF 15NF LOW-OUT 100K 3.3NF 3.3NF 3.3NF 0.1UF 0.1UF 0.1UF Titel MS10MA/MS12MA-PRE Size Model NO: Revision 0.1UF 0.1UF 0.1UF MS10MA/MS12MA VER061212 Date 5-Feb-2007 Sheet File Drawn By XiaoPingHuang NOCTH+LOW BOOST+LOW PASS...
- Page 14 HF TRIM+HIGH PASS C39 22PF OUTPUT-TO-LOW C40 22PF MS10MA/MS12MA-PRE(3/4) OUTPUT-ENCORDER FROM MODELLER 100K -12dB/OCT 22PF R66A HIGH-OUT 100R U10A U10B R66B 3.3NF 3.3NF JUMP POWERMOD-HIGH-65W 100K 0.1U 0.1U 0.1U Titel MS10MA/MS12MA-PRE 0.1U 0.1U 0.1U Size Model NO: Revision MS10MA/MS12MA VER061212 Date 5-Feb-2007 Sheet...
- Page 15 10nF C201B 10nF C201 MS10MA/MS12MA-PRE(4/4) R208 R205 22.0K C203 C45,C46,C47,C48,C49,C50 C207 10P 0.1u cer C205 C206 R213 R212 1.00K LAYOUT n F < ´ = r 27nF 27nF R209 R207 C200 HI ENAHANCER GAIN 1.00K INPUT-ENCORDER LOW PASS GAIN C208 470nF 4580 R210...
- Page 16 MS8MA-PRE(1/2) MIC1 CN-BAL-MALE FL5R 47u/25V 2.2K D10K 0.22u/25V FL5R 7.5K HIGH INPUT 1N4148 R9 10K +4dB MIC2 0.22u/25V 6.8K 6.2K 47u/25V 47u/25V 4.7K 1N4148 INPUT-ENCORDER CLIP C1815 LED-RES SW1A SW1B SW PS-22E85L SW PS-22E85L 1.6K power ENCORDER ENCORDER.SCH +8V 150mA MAX...
- Page 17 39nF 10nF MS8MA-PRE(2/2) C45,C46,C47,C48,C49,C50 22.0K n F < ´ = r LAYOUT C51 10P 0.1u cer R28 1.00K 27nF 27nF HI ENAHANCER GAIN 1.00K INPUT-ENCORDER LOW PASS GAIN SET:0R 470nF 4580 SET:1.69k 1.00K 47u/25V BASS BOOST GAIN HI PASS GAIN SET:10.5k...
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Page 18: Wiring Diagram
MS10MAWiring Diagram SPEAKER HA04881 terminal wiring-RS PC250*2 650mm UL1015 18AWG WOOFER BROWN HK06401 BLACK P-MS12A/15A treble protection HK07654 BLUE HK08045 K-panel combination OUT+ HA04880 MS10MA BLACK HIGH terminal wiring-RS PC250/PC110 HA04879 450mm UL1015 18AWG terminal wiring-RS PC250*2 SPEAKER 800mm UL1015 18AWG BLUE DRIVE HG00213... - Page 19 MS12MA SPEAKER HA04881 terminal wiring-RS PC250*2 650mm UL1015 18AWG WOOFER BROWN HK08134 BLACK P-MS12A/15A treble protection HK07652 K-panel combination BLUE HK08045 MS12MA OUT+ HA04880 BLACK HIGH terminal wiring-RS PC250/PC110 HA04879 450mm UL1015 18AWG blue terminal wiring-RS PC250*2 SPEAKER 800mm UL1015 18AWG BLUE DRIVE HG00213...
- Page 20 MS8MA wiring diagram BROWN SPEAKER HA02319 HK08143 K-panel combination -RS PC250*4 terminal wiring 8" 80W 6O MS8MA 600mm UL1015 18AWG HK08135 BLACK Titel MS8MA Size Model No: Revision MS8MA VER061216 16-DEC-2006 Date: Sheet File: Drawn By: KAIMINGLIU...
- Page 21 MS10MA MS12MA d d d d † † † † » » » » y y y y (1/1) MS10MA MS12MA d d d d † † † † » » » » y y y y LOW OUT LOW IN HI IN HI OUT +15V...
- Page 22 MS8MA (1/1) d d d d † † † † » » » » y y y y MS8MA d d d d † † † † » » » » y y y y POWER AMP PCB LM3886 BRIDGE...
- Page 24 PCB:MS12A/15A Bottom Layer Bottom Solder PCB:MS12A/15A Top Layrer...
- Page 26 20-1...
- Page 27 20-2...
- Page 28 20-3...
- Page 29 20-7...
- Page 30 MS8MA down_V1.0 NA00650 silk wadding-RS MS8MA up_V1.0 10 NB05181 carton-RS MS8MA ALTO_V1.0 11 HK08135 speaker 8 inch 80W 8Ω (MS8MA) 12 NE17291 ZC-paper-RS 30*11mm MS8MA_V1.0 13 HK08143 K-panel combination-RS MS8MA 220_240V 14 NI04731 ZC-nameplate-RS MS SERIES ALTO_V1.0 15 NI04746 drop glue nameplate-RS-CTMS SERIES ALTO_V1.0...
- Page 31 MD01027 grille-RS MS 12MA_V1.0 MD01030 grille-RS 365*391.5mm PH=12*5_V1.0 ND00888 EV foam-RS 2.0t*205*18mm black_V1.0 ND00889 EV foam-RS 2.0t*285*18mm black_V1.0 ND00890 EV foam-RS 2.0T*370*15mm black_V1.0 NB05180 barrier-RS-CT MS12MA_V1.0 NA00647 silk wadding-RS MS12MA down_V1.0 NA00648 silk wadding-RS MS12MA up_V1.0 10 NB05179 carton-RS MS12MA ALTO_V1.0 11 NE17293 lable-RS MS12MA_V1.0...
- Page 32 ND00888 EV foam-RS 2.0t*205*18mm black_V1.0 speaker cabinet NB05182 barrier-RS MS8MA_V1.0 NA00649 silk wadding-RS MS8MA down_V1.0 NA00650 silk wadding-RS MS8MA up_V1.0 NB05181 carton-RS MS8MA ALTO_V1.0 HK08135 speaker 8 inch 80W 8Ω (MS8MA) MH02263 T-shape middle pillar-RS φ115*φ36.8*22.7*6 P:56 MH02262 washer-RS φ115*φ40.65*6 P:56...
- Page 33 ALTO PC_V1.2 NH00334 cone paper 0.040*1m NE17291 lable-RS MS8MA_V1.0 NI00015 membrane 0.04*1M NH00012 bond paper 0.04*1M HK08143 faceplate-RS MS8MA 220_240V HC00331 AC socket RF-2004 HI00019 power switch 4P MSR-8 MG00061 screw-RS M3*10(hard finish) MG00041 screw M3*6 PCB-PRE*3+heat sink*4. NI00363 knob-RS φ21*16mm COOL GRAY 8C/072C_V1.1...
- Page 34 135 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...
- Page 35 1.0KΩ F type 168 SB00083 voltage stabilized transistor-RS-ACT UTC79L05(TO92)/(UTC) 169 SB00082 voltage stabilized transistor-RS UTC78L08(TO92)/(UTC) 170 HK09127 PC board P-MS8MA-AI 171 CF00153 metal-film capacitor MSC 0.022uF/100V 5% CASE01 172 CF00156 metal-film capacitor MSC 0.47uF/63V 5% CASE02 173 CF00016 metal-film capacitor MSC 0.01uF/100V 5% CASE01...
- Page 36 215 ME00130 nut-RS M6*1.0PH 216 MG00214 outside hexagon screw M6*65 217 HA02319 signle terminal wiring 600mm UL1015 18AWG brown/black 218 ND00667 EV foam-RS 850*15*1.5mm black_V1.0 219 NE13634 label-RS PS2TW ALTO_V1.1 220 NI00015 membrane 0.04*1M 221 NH00012 bond paper 0.04*1M 222 HJ00006 dessicant 223 NI04731 lable-RS MS SERIES ALTO_V1.0 224 NI04644 lable-RS...
- Page 37 MS10MA No. Part No. Description Specification Remark NC01678 box-RS MS 10MA_V1.1 NC01731 side cover board-RS MS 10MA 344.5*311.3*12mm left_V1.0 NC00394 Plywood 2440*1220*12t_V1.0 NC01732 side cover board-RS MS 10MA 344.5*110.2*12mm right_V1.0 NC00394 Plywood 2440*1220*12t_V1.0 NC01733 front board-RS MS 10MA 344.5*332.6*12mm_V1.0 NC00394 Plywood 2440*1220*12t_V1.0 NC01734 chassis-RS MS 10MA 344.5*411.2*12mm_V1.0...
- Page 38 HA00861 power cord Europe 3P LT-312+LT-501 NE05267 label NH00245 label 0.07*1M NI00018 membrane 0.06*1M NA00861 PE bag-RS 0.04t*350*230mm_V1.0 NE11750 label-RS ALTO PC_V1.2 NH00334 cone paper 0.040*1m NE17292 lable-RS MS10MA_V1.0 NI00015 membrane 0.04*1M NH00012 bond paper 0.04*1M HK07654 faceplate MS 10MA 220-240V MA06262 panel-RS MS10MA 220-240V ALTO_V2.0...
- Page 39 131 HA01925 jump 10mm 132 HA02249 wire φ0.6_tin painted 133 CB00038 electrolytic capacitor 47uF/16V φ5*7mm 134 MC00802 top cover PowerMod Ⅱ 0.8t*116*179.2 ME000093_V1.1 135 MJ01515 hot gradual zinc-RS-ACT 0.8t*2135*1220 16.35kg_V1.0 136 MK00115 spring-RS 1.0T*7.6*13*34.2(ML00004)_V 1.3 137 CB00322 electrolytic capacitor-RS 820uF/35V 105℃ WL φ10*30mm(JAMICON) 138 TC00329 transformer-RS ETD34(TO000056) 139 NI04470...
- Page 40 197 RD00598 SMD precise resistor-RS 1/4W 390Ω± 1% 1206 198 RD00244 SMD precise resistor 1/4W 560Ω ± 1% 1206 199 RD00597 SMD precise resistor-RS 1/4W 100Ω ± 1% 1206 200 RD00596 SMD precise resistor-RS 1/4W 10.0Ω ± 1% 1206 201 RD00595 SMD precise resistor-RS 1/4W 330KΩ±...
- Page 41 263 SB00034 transistor 2SC1815GR(SC43)/(TOSHIBA) 264 CG00018 filter-EMI FILTER LF-22UH(WAH TAYI) 265 CB00065 electrolytic capacitor 470uF/25V φ10*16mm 266 SB00014 Photodiode-RS-ACT VTL5C4 267 SA00053 L.E.D φ3 round(red)long foot 26mm 268 SA00052 L.E.D φ3 round(green)long foot 26 269 RC00213 potentiometer B10KΩ axle length35 R0911NOB-V1B103FN00-00 270 RA01114 fixed resistor 1/4W 2.2KΩ...
- Page 42 329 CA00009 ceramic capacitor-RS 22PF/50V NPO 330 CF00148 metal-film capacitor 0.0033uF/100V 5% CASE01 331 CB00276 electrolytic capacitor 220uF/25V φ6.3*11mm 5mm 332 CF00148 metal-film capacitor 0.0033uF/100V 5% CASE01 333 CA00009 ceramic capacitor-RS 22PF/50V NPO 334 HA01217 signle terminal wiring 175 green/yellow (PC250C) 335 ME00016 color nut 4m/m 336 MG00503 screw-RS...
- Page 43 BOMMS12MA No. Part No. Description Specification Remark NC01679 box-RS MS 12MA_V1.0 NC01739 side cover board-RS MS 12MA 360.2*375*12mm left_V1.0 NC00394 Plywood 2440*1220*12t_V1.0 NC01740 side cover board-RS MS 12MA 132.7*375*12mm right_V1.0 NC00394 Plywood 2440*1220*12t_V1.0 NC01741 front board-RS MS 12MA 373*375*12mm_V1.0 NC00394 Plywood 2440*1220*12t_V1.0 NC01742 chassis-RS MS 12MA 458.6*375*12mm_V1.0...
- Page 44 HA00861 power cord Europe 3P LT-312+LT-501 NE05267 label NH00245 label 0.07*1M NI00018 membrane 0.06*1M NA00861 PE bag-RS 0.04t*350*230mm_V1.0 NE11750 label-RS ALTO PC_V1.2 NH00334 cone paper 0.040*1m NE17293 lable-RS MS12MA_V1.0 NI00015 membrane 0.04*1M NH00012 bond paper 0.04*1M HK07652 faceplate MS 12MA 220-240V MA06266 panel-RS MS12MA 220-240V ALTO_V2.0...
- Page 45 131 CB00188 electrolytic capacitor 10uF/63V φ5*11mm 2.5mm 132 HA01919 jump 133 HA02249 wire φ0.6_tin painted 134 NI03761 wire sleeve 5.3*10000mm 135 HA01925 jump 10mm 136 HA02249 wire φ0.6_tin painted 137 CB00038 electrolytic capacitor 47uF/16V φ5*7mm 138 MC00802 top cover PowerMod Ⅱ 0.8t*116*179.2 ME000093_V1.1 139 MJ01515 hot gradual zinc-RS-ACT 0.8t*2135*1220 16.35kg_V1.0 140 MK00115 spring-RS...
- Page 46 197 RD00600 SMD precise resistor-RS 1/4W 68.0Ω ± 1% 1206 198 RD00255 SMD precise resistor 1/4W 100KΩ ± 1% 1206 199 RD00516 SMD precise resistor 1/4W 150Ω ± 1% 1206 200 RD00599 SMD precise resistor-RS 1/4W 270Ω± 1% 1206 201 RD00598 SMD precise resistor-RS 1/4W 390Ω±...
- Page 47 263 SA00094 rectifier diode 1N4002/100V 264 SA00088 Schottky barrier diode 1N5817 265 SB00096 transistor-RS-ACT 2SC2878A(SC43)/(TOSHIBA) 266 SB00033 transistor-RS-ACT 2SA1015-GR(SC43)/(TOSHIBA) 267 SB00034 transistor 2SC1815GR(SC43)/(TOSHIBA) 268 CG00018 filter-EMI FILTER LF-22UH(WAH TAYI) 269 CB00065 electrolytic capacitor 470uF/25V φ10*16mm 270 SB00014 Photodiode-RS-ACT VTL5C4 271 SA00053 L.E.D φ3 round(red)long foot 26mm 272 SA00052 L.E.D φ3 round(green)long foot 26...
- Page 48 329 CI00266 SMD ceramic capacitor-RS 0603 22PF/50V NPO ± 5﹪ 330 CI00075 SMD ceramic capacitor 0603 0.1uF/50V Y5V +80,-20% 331 HB02392 PCB-RS MS12MA-PRE(1*2)_VER070530 332 RD00090 SMD fixed resistor 1/10W 3.0KΩ ± 5% 0603 333 CA00009 ceramic capacitor-RS 22PF/50V NPO 334 CF00148 metal-film capacitor 0.0033uF/100V 5% CASE01 335 CB00276 electrolytic capacitor 220uF/25V φ6.3*11mm 5mm...