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Alesis
MultiMix 16 USB FX
[LXUF]
Service Manual
v1.0
2013.05.09
ATTENTION!
THIS DOCUMENT CONTAINS SENSITIVE
PROPRIETARY INFORMATION.
ALL RECIPIENTS MUST HAVE A CURRENT
NON-DISCLOSURE AGREEMENT ON FILE
WITH ALESIS.
DO NOT MAKE ILLEGAL
COPIES OF THIS DOCUMENT
The information in this document contains privileged and confidential information. It is intended
only for the use of those authorized by Alesis. If you are not the authorized, intended recipient,
you are hereby notified that any review, dissemination, distribution or duplication of this document
is strictly prohibited. If you are not authorized, please contact Alesis and destroy all copies of this
document. You may contact Alesis at support@alesis.com.
Copyright Alesis
Confidential
Alesis Service Manual

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Summary of Contents for Alesis MultiMix 16 USB FX

  • Page 1 The information in this document contains privileged and confidential information. It is intended only for the use of those authorized by Alesis. If you are not the authorized, intended recipient, you are hereby notified that any review, dissemination, distribution or duplication of this document is strictly prohibited.
  • Page 2 Your purchase of the Manual shall be for your own ultimate use and shall not be for purposes of resale or other transfer. As the owner of the copyright to the Manual, Alesis does not give you the right to copy the Manual, and you agree not to copy the Manual without the written authorization of Alesis. Alesis has no obligation to provide to you any correction of, or supplement to, the Manual, or any new or superseding version thereof.
  • Page 3 ALL REPAIRS DONE BY ANY ENTITY OTHER THAN AN AUTHORIZED ALESIS SERVICE CENTER SHALL BE SOLELY THE RESPONSIBILITY OF THAT ENTITY, AND ALESIS SHALL HAVE NO LIABILITY TO THAT ENTITY OR TO ANY OTHER PARTY FOR ANY REPAIRS BY THAT ENTITY.
  • Page 4: Safety Instructions

    The product is exposed to water or excessive moisture, c. The AC power supply plug or cord is damaged, d. The product shows an inappropriate change in performance or does not operate normally, or e. The enclosure of the product has been damaged. Confidential Alesis Service Manual...
  • Page 5 BOM (Bill of Materials) Confidential Alesis Service Manual...
  • Page 6 LXUF BOM Part number Part name Description Unit Qty Position DR001455 RoHS simi-assembled LXUF product:LXUF 12030032 Rocker switch AN-S332,PS8C-9-B1B3-5H-22 12030010 Rocker switch AN-S311,RA20KKFT0F 40060002 DC jack AN-J0602,91M-701-3,(3P male,with nut and gasket) 10090365 Top cover DN-MC1120,SECC,T=0.8mm,V1.0 56090016 Top cover DN-MC1120,SECC,T=0.8mm,PANTONE PROCESS BIUEC,V1.1 10140541 Bottom cover...
  • Page 7 70010048 Screw C10048,M3*6mm,十字圆头,螺头D5.5mm,公制机牙,黑锌,加 硬 70010338 Screw Φ2.6*10mm,十字圆头,螺头D4.5mm,自攻小尾牙,黑锌,加硬 70010110 Screw Φ3*10mm,十字圆头,螺头D5.5mm,自攻破尾牙,黑锌,加硬 70010103 Screw M3*10mm,十字平头,螺头D6mm,公制机牙,黑锌,加硬 70090010 Gasket Φ6*Φ3*0.5mm 70090009 Gasket AN-C90009,Ф5.6*Ф3.2*0.8mm,弹簧纲,弹垫,黑锌 70070014 Φ6*M3*2.5mm 70090108 Gasket 低碳钢,Φ9*Φ6.2*3.5mm,双通无牙,表面电镀白锌处理,V1.0 30010011 Heat-shrink Φ3*20*0.20mm,UL,black 16040636 Plug attached cable AN-W4208,2P,22#,UL1007,80mm,黑棕,一端2530H母端, 16040637 Plug attached cable W4209,4P,22#,UL1007,40mm,红红橙橙,一端2530H母端 16040638 Plug attached cable W4210,3P,22#,UL1007,130mm,棕黑棕,一端2530H母端, 30100033 Insulated sheet...
  • Page 8 17010218 220uF/25V,±20%,- C355-356 40/+105℃,Φ6.3*12mm,P=2.5mm,black,剪脚为4mm 17010112 100uF/16V,±20%,- C365 40/+85℃,Φ5*11mm,P=2mm,black,剪脚为4mm 17010401 220uF/35V,±20%,- C212 40/+105℃,Φ8*12mm,P=3.5mm,black,剪脚为4mm 17010345 47uF/100V,±20%,- C361-362 40/+105℃,Φ10*12,P=5mm,black,剪脚为4mm 17010477 1000uF/35V,-0/+50%,- C351-352 40/+85℃,Φ13*20mm,P=5mm,black,不剪脚 17010109 10uF/100V,±20%,- C364 40/+85℃,Φ6.3*11mm,P=2.5mm,black,剪脚为4mm 17010478 470uF/100V,±20%,- C359 40/+85℃,Φ13*30mm,P=5mm,black,不剪脚 17010479 220uF/63V,±20%,- C360 40/+85℃,Φ10*16mm,P=5mm,black,不剪脚 Male jack 40370006 AN-JP401,HT-2.5-07P-01A TE1A 40370001 Male jack AN-JP401,XH2.5-2P TEU4A , CN1A 40370002...
  • Page 9 11170707 SMD resistor 1/8W,3.9KΩ,±1%,0805 RU14-15,RU22-23,RU28-29,RU34-35 11170288 SMD resistor 1/8W,20KΩ,±1%,0805 RU6,RU18 11170011 SMD resistor 1/8W,22Ω,±5%,0805 R12U,R13U 11170111 SMD resistor 1/8W,1MΩ,±5%,0805 R9U,R14U 11170048 SMD resistor 1/8W,1.5KΩ,±5%,0805 11170022 SMD resistor 1/8W,100Ω,±5%,0805 RU4,RU5,RU7-8 11170045 SMD resistor 1/8W,1.1KΩ,±5%,0805 RU9-10 11170669 SMD resistor 1/8W,5.6KΩ,±1%,0805 RU11,RU19 11170130 SMD resistor 1/8W,0Ω,±1%,0805 RU2-3,R15U...
  • Page 10 17020017 Mini-E/C 2.2uF/50V,±10%,- C612-613 40/+85℃,Φ4*7mm,P=1.5mm,black,剪脚为4mm 17020024 Mini-E/C 4.7uF/50V,±20%,- C572-573 40/+85℃,Φ4*7mm,P=2.0mm,black,剪脚为4mm 17020010 Mini-E/C 0.47uF/50V,±20%,- C614-615 40/+85℃,Φ4*7mm,P=1.5mm,black,剪脚为4mm 17020071 Mini-E/C 1uF/50V,±20%,- C579 40/+105℃,Φ4*5mm,P=2.0mm,black,剪脚为4mm 17020029 Mini-E/C 10uF/25V,±20%,- C569,C611,C596,C610,C634,C546-547 40/+85℃,Φ4*7mm,P=1.5mm,black,剪脚为4mm 50030064 Metal polyester cap C27-28,C59-60,C105-106,C151-152,C183- 223,VDC100,±5%,立式盒装型,brede,yellow,7.2(W)*6.5(H)* 184,C211-212,C253-254,C295-296,C310-311 2.5(T) 50030102 Metal polyester cap C24-25,C56-57,C102-103,C148-149,C177,C179- 472,VDC100,±5%,立式盒装型,brede,yellow,7.2(W)*6.5(H)* 181,C205,C207-209,C247,C249-251,C289 2.5(T) 50030011 Metal polyester cap...
  • Page 11 15010402 VR pot VR69-70,VR77-78,VR85-86,VR93-94 V1105,R1131GOCV1B503DS0166,D字柄,180度,L=28.5m m,D=30度. 15010396 VR pot AN-V21Z,RV09BCF-40-30FW- VR1,VR10,VR19,VR28,VR37,VR39,VR53,VR61 02C5K,D字柄,180度.L=30mm,艾华 15010463 VR pot VR72,VR80,VR88,VR96,VR6,VR16,VR25,VR34 AN-V1166,双联,AC10K,R1131GOCV1X103DS0100 ,VR43,VR50,VR58,VR66 15010393 VR pot VR7,VR9,VR17-18,VR26-27,VR35-36,VR44- V21W,R09A1NOAV1A103DS0078,180度,L=28.5mm,D=30 45,VR51-52,VR59-60,VR67-68,VR105,VR107 度, 15010399 VR pot VR73-74,VR81-82,VR89-90,VR97- V1102,R1131GOCV1A103DS0066,D字柄,180度,L=28.5m 98,VR104,VR102 m,D=30度. 15010398 VR pot VR103 V1101,R1131GOCV1A104DS0066,D字柄,180度.L=28.5m m,D=30度, 15010403 VR pot VR106 V1106,R1131GOCV1A203DS0066,D字柄,180度,L=28.5m m,D=30度,...
  • Page 12 CR010102 RoHS Simi-finished LXUF MAIN SMD assy product:LXUF MAIN 26020607 AN-B20447,MAIN,FR4 double layer,361*356*1.6mm,1 once,blue oil,V1.6 11170001 SMD resistor 1/8W,0Ω,±5%,0805,brede R115,R803,R807,R810,R826,R821-824 11170018 SMD resistor 1/8W,47Ω,±5%,0805 R829,R834-837,R848,R850 11170143 SMD resistor 1/8W,169Ω,±1%,0805 R872 11170022 SMD resistor 1/8W,100Ω,±5%,0805 R871,R873,R28,R86,R144,R203,R641,R649,R6 53,R657,R663,R677,R685,R689,R693,R699 11170023 SMD resistor 1/8W,120Ω,±5%,0805 R26,R84,R142,R201,R258,R310,R362,R415,R6 34,R639,R669-670,R675,R705-706 11170141...
  • Page 13 11170638 SMD resistor 1/8W,4.3KΩ,±5%,0805 R672,R708 11170059 SMD resistor 1/8W,4.7KΩ,±5%,0805 R831 11170694 SMD resistor 1/8W,5.1KΩ,±1%,0805 R33,R52,R109,R114,R167,R172,R226,R231,R2 83,R288,R329,R334,R381,R386,R434,R439 11170740 SMD resistor 1/8W,6.2KΩ,±1%,0805 R443-444,R468-469,R491-492,R516-517,R539- 540,R564-565,R587-588,R612-613 11170983 SMD resistor 1/8W,6.2Ω,±1%,0805 R185,R242,R294,R346,R10,R68,R126,R399 11170258 SMD resistor 1/10W,7.5KΩ,±1%,0805 R8,R16,R18-19,R66,R74,R76- 77,R124,R132,R134-135,R183,R191,R193- 194,R240,R248 11170066 SMD resistor 1/8W,8.2KΩ,±5%,0805 R832 11170265 SMD resistor 1/8W,9.53KΩ,±1%,0805 R867...
  • Page 14 11170084 SMD resistor 1/8W,47KΩ,±5%,0805 R655-656,R671,R691- 692,R707,R799,R806,R820,R852-853,R875 11170218 SMD resistor 1/8W,2.67KΩ,±1%,0805 R866,R700,R664 11170001 SMD resistor 1/8W,0Ω,±5%,0805,brede R808 11170091 SMD resistor 1/8W,91KΩ,±5%,0805 R857 11170335 SMD resistor 1/8W,100KΩ,±1%,0805 R27,R30,R85,R88,R143,R146,R202,R205,R259 ,R311,R363,R416,R717,R724,R751,R757 11170094 SMD resistor 1/8W,120KΩ,±5%,0805 R858,R23,R81,R139,R198,R255,R307,R359,R4 11170981 SMD resistor 1/8W,162KΩ,±1%,0805 R34-35,R91-92,R149-150,R208-209 11170101 SMD resistor 1/8W,270KΩ,±5%,0805 R885-886 11170110...
  • Page 15 M4*8mm,内六角平头,螺头D7mm 16150008 USB cable AN-W1506,L=1800mm,UL2725 28# OD=3.5mm 60190135 Disc LXUF专用,Φ=116mm,带包装,V1.0 90040858 Barcode label LXUF,白亮龙,白底黑字,38*26mm,一式三联,V1.0 90021025 S/N label LXUF,白亮龙,白底黑字,55*13mm,一式五联,V1.0 22010710 Safety manual ALESIS,safety manual,7-51-0154-R 22010701 User manual LXUF,英文说明书,V1.1 23031075 Master carton LXUF,A=A,565*308*470mm,T=6mm,black印刷,打钉,V1.0 23090414 Giftbox LXUF,350g灰卡+BE双坑,548*447*140mm,彩色印刷,粘胶, V1.0 23070040 EPE foam LXUF,珍珠棉片,T=1mm,600*300mm,V1.0 纸托-左,100%瓦楞纸,T=2.5mm,ROHS,V1.0...
  • Page 16 GR000248 RoHS Optional:LXUF LXUF 13010070 Adaptor AN-T100762,57T-1800700x2UL,18V~700mA*2,UL 13010071 Adaptor AN-T100763,TF57033201EU,18V~700MA*2,EU 13010072 Adaptor AN-T100764,TF57033301UK,18V~700MA*2,UK 13010073 Adaptor AN-T100765,TF57033201UL,18V~700MA*2,JP 13010074 Adaptor AN-T100766,TF57033401AA,18V~700MA*2,AU 90041076 Barcode label LXUF,白亮龙,白底黑字,76*50mm,UL,V1.1 90041077 Barcode label LXUF,白亮龙,白底黑字,76*50mm,JP,V1.1 90041078 Barcode label LXUF,白亮龙,白底黑字,76*50mm,EU,V1.1 90041079 Barcode label LXUF,白亮龙,白底黑字,76*50mm,UK,V1.1 90041080 Barcode label LXUF,白亮龙,白底黑字,76*50mm AU,V1.1...
  • Page 17: Assembly Diagram

    Assembly Diagram Confidential Alesis Service Manual...
  • Page 19 Schematics Confidential Alesis Service Manual...
  • Page 20 power sw C211 104/100v 1N4004 7805 104/100v 7815 1 IN +15V 1 IN 1N4004 C366 104/100v C365 104 /50V C212 TEU6 C353 C357 220u/35 100u/16 1N4004 FR104 1N4004 AC 18V*2 IN C155 104/100v C354 C358 C356 220uF/25 1N4004 To LXUF MAIN -15V C157 104/100v...
  • Page 21 -15V S2-C +15V MUTE LED INSERT 1 18.7K 7.5K 1% PRE/FADE B50K INT-FEX 3.3K S4-A +48V GAIN 472P 472P U1-B AUX SEND A10K HI EQ 5.1K U2-A U3-B INT-EFX LO CUT [1,2,3,4,5,6,9] 6.81K 1% A10K 1/2W 7.5K 1% 2.7K 5.1K [1,2,3,4,5,6,7] 6.81K 1% 2200uF...
  • Page 22 -15V +15V R153 S10-C C101 MUTE LED INSERT 3 R134 18.7K 7.5K 1% R142 R152 R168 VR22 PRE/FADE R145 B50K C102 C103 INT-FEX S12-A VR19 R172 3.3K +48V GAIN VR27 472P 472P U8-B AUX SEND HI EQ 5.1K A10K U9-A U10-B R118 INT-EFX...
  • Page 23 +15V INSERT 5 R250 12KHz +/-15dB 7.5K 1% R258 VR40 R268 PRE/FADE R269 B50K C180 C181 INT-FEX S20-A VR37 R288 +48V GAIN VR45 U15-B JK15 472P 472P C178 AUX SEND A10K HI EQ 5.1K INT-EFX R234 LO CUT C182 VR44 [1,2,3,4,5,6,9] 6.81K 1% R248...
  • Page 24 +15V INSERT 7 R354 12KHz +/-15dB 7.5K 1% R362 PRE/FADE VR55 R368 R367 C250 B50K C251 INT-FEX S28-A VR53 R386 GAIN +48V VR60 JK21 U21-B 472P 472P C248 AUX SEND 5.1K A10K HI EQ R338 LO CUT C252 VR59 INT-EFX [1,2,3,4,5,6,9] 6.81K 1% R352...
  • Page 25 -15V R460 80Hz +/-15dB 7.5K PRE-FADER B50K S35-A R464 S34-C C306 R448 VR69-A R449 MUTE LED INT-EFX R459 7.5K 7.5K LINE IN 9/10 L R444 INT-EFX 6.2K [1,2,3,4,5,6,9] VR73-A R441 VR74-A C301 47uF U27-A B10K A10K NJM4580 C315 47uF [1,2,3,4,5,6,7] C314 JK25 MIX-L...
  • Page 26 -15V R556 80Hz +/-15dB PRE-FADER 7.5K S41-A R560 B50K INT-EFX R544 R545 S40-C C392 VR85-A MUTE LED LINE IN 13/14 L R555 7.5K 7.5K INT-EFX R540 [1,2,3,4,5,6,9] 6.2K VR89-A VR90-A B10K R537 C387 47uF U35-A A10K NJM4580 [1,2,3,4,5,6,7] S40-A C401 47uF C400 JK29 MIX-L...
  • Page 27 R646 R645 R649 U49-B NJM4580 R669 C477 100P R670 MONITOR-L C481 C493 C487 R640 R643 R665 C479 47uF C492 MAIN FADER 5.1K JK34 C495 U46-A R644 C494 100P MIX-L R641 NJM5532 OGND VR102-A 100P [1,2,3,4,5,6,8] R655 C489 A10K 470P USB-L-OUT U44-A R648 C478...
  • Page 28 VR104-A RETURN_AUX C523 100P C529 R712 100P R714 4.7U/50 6.2K R716 C528 R717 47uF 100K U52-B NJM4580 C525 GND_U C625 R718 47uF 1U/50 JK38 1.5K R713 R715 6.2K NJM4580 C530 R12U U39_ C527 U53-A 47uF 100P C524 SSPND 100P VDDI VR104-B VBUS DGND...
  • Page 29 +3.3VD R799 C594 C595 C610 0.1uF 10uf/16 AINB C572 R814 4.7uf/16 C586 R824 1 SDIN R798 MUTEB CS4270 3.01K 47uf/16 47uf/16 R821 2 LRCK AOUTB C580 C605 R823 3 MCLK R802 AOUTA R804 C602 R822 4 SCLK NJM2068 C547 EFX-L R818 MUTEA 102P...
  • Page 30 GREEN GREEN GREEN R874 2.4K [1,2,3,4,5,6,7,8,9,10] +15V R880 -15V [1,2,3,4,5,6,7,8,9,10] 100.0K 100 ohm R871 LED7 LED9 LED11 LED13 LED15 C612 R879 1N4148 USB-L-OUT [7,8] 2.2/50 1N4148 U95-B R881 NJM4580 13.3V 4.63V 2.22V 0.56V 0.13V R875 R883 +15V [1,2,3,4,5,6,7,8,9,10] 100.0K 1.54K 9.53Kohm 2.67kohm 1.82Kohm...

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