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Confidential 

Alesis Service Manual 

8-31-0175-B 

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 un-insulated 
"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. 

 
 

 

 

 

 

Summary of Contents for ControlPad

Page 1: ...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 doc...

Page 2: ...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 perfo...

Page 3: ...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 OTHE...

Page 4: ...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...

Page 5: ...s engaged FUNCTION LEDs Each function in Edit Mode is paired with a corresponding LED on the panel When in Edit Mode these LEDs will reflect which function is currently being edited 2 EXTERNAL TRIGGER...

Page 6: ...function as a MIDI interface and send the incoming MIDI data through the USB port This input will show up on your computer as USB Audio Device 2 or USB Audio Device 2 Emulated MIDI OUT PORT Use a fiv...

Page 7: ...DISASSEMBLY PROCEDURES 1 DISASSEMBLE THE CABINET Fig1 A REMOVE 15 SCREWS FROM TOP CABINET B C REMOVE 2 CABLES Fig1 2 DISASSEMBLE THE FRONT PANEL PCB ASS Y Fig2 A REMOVE 6 SCREWS FROM THE CABINET Fig 2...

Page 8: ...3 DISASSEMBLE THE MAIN PCB ASS Y Fig3 A REMOVE 5 1 4 JACK NUTS B REMOVE 3 SCREWS Fig 3...

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Page 12: ...Confidential Alesis Service Manual 8 31 0175 B ALESIS ControlPad LDS1 SCHEMATIC AND PCB FILES...

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Page 29: ...Confidential Alesis Service Manual 8 31 0175 B ALESIS ControlPad LDS1 BOM...

Page 30: ...AY 1 5 1 OPLDS1ALE01 OPERATION MANUAL EN 1 1 OTAL7 00 0001 PIEZO 4 6KHZ 8 10 1 PE150350BO POLYBAG 1 1 PE230370402B07 PLASTIC BAG 1 1 PLIED0401 POLY FOAM 1 1 PLIED0402 POLY FOAM 1 1 PT1304315 POWER CAB...

Page 31: ...73 4051 IC74HC4051 SINGLE 8 CHAN MUX 1 2 U13 14 2 AL2 74 0181 IC TLP181 1 U3 2 AL2 75 3021 IC 1 U8 2 AL2 85 0403 IC TPS60403 1 U2 2 AL4 00 0002 JACK 2 J7 8 2 AL4 02 0006 JACK 4 J1 4 2 AL4 02 0007 JAC...

Page 32: ...PANEL PCB ASS Y 1 11 2 AL3 02 0054 LED 1 D1 2 AL3 04 0017 LED 1 D7 2 AL6 02 0033 SWITCH 3 S1 3 2 AL9 40 0413 FRONT PANEL PCB 1 2 BALE48201 5A LED FIXED 7 D1 6 8 2 CN2025402301 20P CONNCTOR 1 J1 2 JW5...

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