Alesis CONTROL HUB User manual

Confidential Alesis Service Manual
Alesis
Control Hub
[LXAM]
Service Manual
v1.0
2014.04.04
The information in this document contains privileged and confidential information. It is intended
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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 [email protected].
© Copyright Alesis
ATTENTION!
This document contains sensitive proprietary
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agreement on file with Alesis.
Do not make illegal copies of this document.

Confidential Alesis Service Manual
Preface
This document is intended to assist the service technician in the operation, maintenance and
repair of the Alesis device. Together with the User Reference Manual, this document provides a
complete description of the functionality and serviceability of the Device. Any comments or
suggestions you may have pertaining to the document are welcome and encouraged.
Read This!
In addition to any purchase price that Alesis may charge as consideration for Alesis selling or
otherwise transferring this service manual ("Manual") to you, if you are not a service and repair
facility ("Service Center") authorized by Alesis in writing to be an authorized Service Center,
Alesis sells or transfers the Manual to you on the following terms and conditions:
Only Service Centers authorized by Alesis in writing are authorized to perform service and
repairs covered by an Alesis warranty (if any), and transfer of the Manual to you does not
authorize you to be an authorized Service Center. Therefore, if you perform, or if the Manual
is used to perform, any service or repairs on any Alesis product or part thereof, any and all
warranties of Alesis as to that product and any service contract with Alesis for that
product shall be voided and shall no longer apply for such product, even if your services or
repairs were done in accordance with the Manual.
All service or repairs done by you or with reference to the Manual shall be solely your
responsibility, and Alesis shall have no liability for any such repairs or service work. All such
service or repairs are performed at the sole risk of the person performing the service or
repairs. You agree that all such work will be performed in a competent, professional and safe
manner at all times and to indemnify and fully hold Alesis and its successors and assigns
harmless in the event of any failure to so perform.
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.
Alesis shall have the right to refuse to sell or otherwise transfer repair parts or materials to you in
its sole discretion. You shall not use, sell or otherwise transfer spare or replacement parts
supplied by Alesis to you (i) to repair or be used in products manufactured for or by third parties
or (ii) to any third parties for any purpose.
You shall not make any warranties or guarantees with respect to the products of Alesis or the
use thereof on behalf of Alesis or in your own name.
The foregoing describes the entire understanding related to sale or transfer of the Manual to you,
and no other terms shall apply unless in a writing signed by an authorized representative of
Alesis.
All Trademarks are property of their respective companies.

Confidential Alesis Service Manual
Warnings
TO REDUCE THE RISK OF ELECTRIC SHOCK OR FIRE, DO NOT EXPOSE
THIS PRODUCT TO WATER OR MOISTURE.
The arrowhead symbol on a lightning flash inside a triangle is
intended to alert the user to the presence of uninsulated
"dangerous voltage" within the enclosed product which may be of
sufficient magnitude to constitute a risk of electric shock to
persons.
The exclamation point inside a triangle is intended to alert the user
to the presence of important operating, maintenance and servicing
instructions in the literature which accompanies the product.
REPAIR BY ANY PERSON OR ENTITY OTHER THAN AN AUTHORIZED
ALESIS SERVICE CENTER WILL VOID THE ALESIS WARRANTY.
PROVISION OF THIS MANUAL DOES NOT AUTHORIZE THE RECIPIENT TO
COMPETE WITH ANY ALESIS DISTRIBUTOR OR AUTHORIZED REPAIR
SERVICE CENTER IN THE PROVISION OF REPAIR SERVICES OR TO BE OR
MAKE REPAIRS AS AN AUTHORIZED SERVICE CENTER.
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.
Regarding the Power Supply Fuse
CAUTION: The product under service may employ the use of a
replaceable fuse. Danger of fire or electrocution if fuse is incorrectly
replaced. Replace with only the same type or equivalent type
recommended by the equipment manufacturer.
Regarding the Internal Battery
CAUTION: The product under service may employ the use of a
internal battery. Danger of explosion if battery is incorrectly
replaced. Replace only with the same or equivalent type
recommended by the manufacturer. Dispose of used batteries
according to the manufacturer's instruction.

Confidential Alesis Service Manual
Safety Instructions
Carefully read the applicable items of the operating instructions and these safety suggestions
before using this product. Use extra care to follow the warnings written on the product itself and
in the operating instructions. Keep the operating instructions and safety suggestions for
reference in the future.
1. Power Source. The product should only be connected to a power supply which is
described either in the operating instructions or in markings on the product.
2. Power Cord Protection. AC power supply cords should be placed such that no one is likely
to step on the cords and such that nothing will be placed on or against them.
3. Periods of Non-use. If the product is not used for any significant period of time, the
product's AC power supply cord should be unplugged from the AC outlet.
4. Foreign Objects and Liquids. Take care not to allow liquids to spill or objects to fall into
any openings of the product.
5. Water or Moisture. The product should not be used near any water or in moisture.
6. Heat. Do not place the product near heat sources such as stoves, heat registers, radiators
or other heat producing equipment.
7. Ventilation. When installing the product, make sure that the product has adequate
ventilation. Improperly ventilating the product may cause overheating, which may damage
the product.
8. Mounting. The product should only be used with a rack which the manufacturer
recommends. The combination of the product and rack should be moved carefully. Quick
movements, excessive force or uneven surfaces may overturn the combination which may
damage the product and rack combination.
9. Cleaning. The product should only be cleaned as the manufacturer recommends.
10. Service. The user should only attempt the limited service or upkeep specifically described in
the operating instructions for the user. For any other service required, the product should be
taken to an authorized service center as described in the operating instructions.
11. Damage to the Product. Qualified service personnel should service the unit in certain
situations including without limitation when:
a. Liquid has spilled or objects have fallen into the product,
b. 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.

Level 1 BOM
Part # Part Name Description
10550002 Metal Plate DN-SE002,SPCC,T=3mm,black zinc plate,V1.0
20070023 Left Side Panel DN-PC7019,left side panel,ABS(UL94HB),black, chrome plate,ROHS,V1.0
20070024 Right Side Panel DN-PC7020,right side panel,ABS(UL94HB),black, chrome plate,ROHS,V1.0
20080031 Back Panel DN-PC8029,ABS(UL94HB),black, texture,ROHS,V1.0
20110099 Lens DN-PL1080,lens, texture,V1.0
20210136 Rotary Cap DN-PN2098,ABS(UL94HB),black, chrome plate,ROHS,V1.0
20300107 Feet black rubber,Φ8-5mm,one side glued,V1.0
54110016 Lens DN-PL1081,PC,T=1mm,with silkscreen,V1.0
54280003 Front Panel DN-EC013,ABS(UL94HB),black, with silkscreen,V1.0
70010810 Full Threaded Screw M3*6mm,hexagon,D5.5,black zinc
70010811 Full Threaded Screw M2.6*6mm,cross screw,D4.0mm,black zinc
CR010583 RoHS Semi Assembled: LXAM MAIN ASSY
CR010584 RoHS Semi Assembled: LXAM MAIN SMT ASSY
16160008 USB Cable AN-U0008,UL2725,28#,1000MM, USB-A MINI USB-5P
22010710 Safety Manual ALESIS, Safety Manual,7-51-0154-R
22010831 User Guide LXAM, User Guide,V1.0
23031168 Master Carton A=A,V1.0
23090490 Giftbox 300G+CE，V1.0
90021186 Specific Sticker LXAM,55*13mm,V1.0
90041259 Barcode Sticker 90*42mm,V1.0
90080001 Destination Sticker GA0/GA1/GA2
90200056 Marking Sticker BLACK&361C,Φ30mm,V1.0
90220078 Unique Sticker ALESIS,30*30mm,PANTONE 361C,V1.0

Engineering BOM
Item Part Name Description Qty
1 Rotary VR RD902F-20E1-15F-B10K-00D28(艾华） 2
2 SMD Resistor 1/10W,0Ω,±5%,0603 5
3 SMD Resistor 1/10W,22.1Ω,±1%,0603,编带式 2
4 SMD Resistor 1/10W,47Ω,±5%,0603 6
5 SMD Resistor 1/10W,220Ω,±5%,0603 1
6 SMD Resistor 1/10W,470Ω,±1%,0603,编带式 2
7 SMD Resistor 1/10W,1KΩ,±1%,0603,编带式 19
8 SMD Resistor 1/10W,1.5KΩ,±5%,0603 4
9 SMD Resistor 1/10W,4.42KΩ,±1%,0603 2
10 SMD Resistor 1/16W,10KΩ,±1%,0603 9
11 SMD Resistor 1/10W,11KΩ,±5%,0603 2
12 SMD Resistor 1/10W,12.7KΩ,±1%,0603 2
13 SMD Resistor 1/10W,15KΩ,±1%,0603 4
14 SMD Resistor 1/10W,20KΩ,±1%,0603 1
15 SMD Resistor 1/10W,62KΩ,±1%,0603 1
16 SMD Resistor 1/10W,100KΩ,±1%,0603 6
17 SMD Resistor 1/10W,820KΩ,±5%,0603 4
18 SMD Resistor 1/10W,1MΩ,±1%,0603 1
19 SMD Resistor 1/8W,33.2Ω,±1%,0805 2
20 SMD Resistor 1/8W,47Ω,±5%,0805 2
21 SMD Ceramic Electrolytic
Capacitor 10PF,VDC50,±5%,NPO,0603,编带式 5
22 SMD Ceramic Electrolytic
Capacitor 18PF,VDC50,±5%,NPO,0603,编带式 2
23 SMD Ceramic Electrolytic
Capacitor 33PF,VDC50,±5%,NPO,0603,编带式 5
24 SMD Ceramic Electrolytic
Capacitor 101,VDC50,±5%,NPO,0603,编带式 12
25 SMD Ceramic Electrolytic
Capacitor 221,VDC50,±5%,NPO,0603,编带式 2
26 SMD Ceramic Electrolytic
Capacitor 102,VDC50,±10%,X7R,0603,编带式 4
27 SMD Ceramic Electrolytic
Capacitor 103,VDC50,±10%,X7R,0603,编带式 1
28 SMD Ceramic Electrolytic
Capacitor 104,VDC25,±10%,X7R,0603,编带式 33
29 SMD Ceramic Electrolytic
Capacitor 1UF,VDC10,±10%,X7R,0603, 编带式 4
30 SMD Ceramic Electrolytic
Capacitor 471,VDC50,±5%,X7R,0805,编带式 4
31 SMD Ceramic Electrolytic
Capacitor 1UF,VDC16,±10%,X7R,0805,编带式 1
32 SMD Ceramic Electrolytic
Capacitor 2.2UF,VDC50,±10%,X7R,0805,编带式 2
33 SMD Ceramic Electrolytic
Capacitor 4.7UF,VDC10,+80/-20%,Y5V,0805,编带式 1
34 SMD Ceramic Electrolytic
Capacitor 10UF,VDC10,+80/-20%,Y5V,0805,编带式 2

Engineering BOM
Item Part Name Description Qty
35 SMD Tantalum Electrolytic
Capacitor 10uF/16V,±20%,-40/+105℃,C型,黑色,冠佳 2
36 SMD Crystal Resonator HC-49SMD-24.0000MHz,20PF 1
37 Beads 1K_at_1G Wurth Electronics741861210 0603 8
38 Beads 1000OHMS WIDE BAND，WURTH742792662 1
39 Beads MURATA，BLM15HD601SN1，1400OHMS@1GHz，0.85OHM DCR
300mA 0402 1
40 SMD Inductor 1000uH,SFIH127T-102M（奋发） 1
41 Ultra Electrolytic Capacitor 22uF/16V,±20%,-40/+85℃,Φ4*7mm,P=1.5mm,黑色,剪脚为4mm 10
42 Ultra Electrolytic Capacitor 47uF/6.3V,±20%,-40/+85℃,Φ4*7mm,编带式P=1.5mm,黑色 2
43 Ultra Electrolytic Capacitor 220uF/16V,±20%,-40/+85℃,Φ6.3*7mm,P=2.5mm,黑色,剪脚为4mm 1
44 Diode SOT23,BAV99,FAIRCHILD 1
45 Diode SOT23,BAT54S,编带式 2
46 Diode MMBD4148LT1,SOT23,DIODES,编带式,荃发5
47 Diode LL-34,1/2W,12V,编带式 1
48 NPN Transistor MMBT4401LT1,SOT23,ONSEMI 1
49 PNP Transistor MMBT4403LT1,SOT23,ONSEMI 3
50 NPN Transistor 2SD2114K，SOT23 4
51 Optocoupler IS181GB,SMD,ISOCOM 1
52 IC USBLC6-2-SC6,ST 1
53 IC FDC6306P,SOT-6,FAIRCHILD 3
54 IC LP2985AIM5,LP2985AIM5-3.3 SOT23-5,NS 1
55 IC SN74LVC1G17DCK,SC70-5,TI 1
56 IC MFI337S3959 1
57 IC AK4386 , TSSOP-16 1
58 IC MCP6002 SOP8 4
59 IC TPS60150 QFN 2x2-6 1
60 IC CY8C3446LTI-073,QFN-48,CYPRESS 1
61 Male Socket AN-JP418,2021-02,高勇/柏盛(P=2mm,180度)1
62 S Terminal AN-J0709,SW-5-07,正威 2
63 6.35 Socket AN-J0350,SJ6305-5P(配螺垫).正威 4
64 USB Socket AN-J4303,Y11-213,MINI USB 5P/F 90度B型两脚,佑德利 1
65 Connector P102-1*5,崧辉(单排,90度,P=2.0mm,5PIN) 1
66 Connector P=1.27MM，L=13MM 10P,2*5,180度（崧辉） 1
67 Connector AN-JP107,P=2.0,H=4.4,1x5P,S/T,维峰 1
68 USB Cable AN-W1506,L=1800mm,UL2725 28# OD=3.5mm,慧晴 一端带USB-
A公端,另一端带mini USB-B公端 1
69 30pin connector mfi512s0017-30pin 1
70 8PIN connector mfi677-0637-c10a 1
71 USB Cable L=1000mm,UL2725 28# OD=3.5mm,一端带miniUSB-
B,另一端Lightning接口 1
72 IPOD Cable 一端MFI512S0017 30PIN
Apple母座，另一端miniUSB,L=1000MM（待定） 1
73 PCB FR4四层板，128MM*72MM*1.6MM，绿色,1盎司 1
74 Mechanical Parts
75 Side Panel DN-PC7019,左侧板,ABS(UL94HB),黑色,表面抛光电镀黑镍,ROHS,V1.0 1
76 Side Panel DN-PC7020,右侧板,ABS(UL94HB),黑色,表面抛光电镀黑镍,ROHS,V1.0 1

Engineering BOM
Item Part Name Description Qty
77 Front Panel DN-EC013,ABS(UL94HB),黑色,外表面晒纹喷黑色平光漆,ROHS,V1.0 1
78 Front Panel Silkscreen RMB0.3 1
79 Back Panel DN-PC8029,ABS(UL94HB),黑色,外表面晒纹喷黑色平光漆,ROHS,V1.0 1
80 Rotary Cap DN-PN2098,ABS(UL94HB),黑色,外表面抛光,电镀黑镍,ROHS,V1.0 2
81 Lens DN-PL1081,PC,T=1mm,透明本色,表面贴保护膜,V1.0 1
82 Lens-Silkscreen RMB0.4 1
83 Lens DN-PL1080,透镜-2,亚克力,半透明本色,表面晒细纹,V1.0 1
84 Metal Part DN-SE002,SPCC,T=3mm,表面电镀黑锌,V1.0 1
85 Foam EVAE1030,单面备胶黑色 1
86 Supporting Column 瑞固,PCB-2(M3),U形2
87 Foot 黑色橡胶,Φ8-5mm,单面背胶 4
88 Full Threaded Screw Φ3*8mm,十字圆头,螺头D5.5mm,自攻小尾牙,黑锌,加硬 15
89 Packaging Material
90 Poly Bag PE,150*150*0.08mm 1
91 Paper Tray 100%瓦楞纸,242.5*162.7*80mm,T=2.0mm,ROHS,V1.0 1
92 Poly Bag 包装袋-1,珍珠棉,T=0.5mm,180*180mm,V1.0 1
93 Giftbox LXAM,250g灰卡+CE单坑,213*152*54mm,V1.0 1
94 Master Carton LXAM,A=B,355*227*177mm,黑色印刷,打钉,V1.0 1/6
95 Barcode Sticker LXAM(115V)白亮龙,白底黑字,76*50mm,一式一联,V1.0 1
96 Barcode Sticker LXAM(100V)白亮龙,白底黑字,76*50mm,一式一联,V1.0 1
97 Barcode Sticker LXAM(230V)白亮龙,白底黑字,76*50mm,一式一联,V1.0 1
98 Manual LXAM 英文说明书,V1.0 1
99 Safety Manual ALESIS版,安全说明书,(7-51-0154-O) 1
100 Barcode Sticker LXAM,白亮龙,白底黑色印刷,38*26mm,一式三联3
101 Specific Sticker LXAM,白亮龙,白底黑色印刷,55*13mm,一式五联5