Alesis Virtue AHP-1BK Service Manual

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Virtue AHP-1BK

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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

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Confidential

Alesis

[LQSW]

Service Manual

v1.1

2019-12-31

ATTENTION!

Alesis Service Manual

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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 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 DIGITAL PIANO SERVICE MANUAL LQSW...
Page 6: Table Of Contents
Contents Panel descriptions -----------------------------------3 Rear panel--------------------------------------------5 Connection -------------------------------------------6 General Exploded Drawing ----------------------------7 Product schematic-------------------------------------8-10 PCB Boards--------------------------------------------11-13 Spare Parts List -------------------------------------14-18...
Page 7: Panel Descriptions
Panel Descriptions Left panel 1. Master Volume:Adjust this knob to change the master volume level. 2. Tempo:Press these buttons to adjust the tempo up or down for an accompaniment style, song, or metronome.See the section Tempo for more details. 3. Accompaniment Volume: Press these buttons to change the accompaniment volume. 4.
Page 8 16. Track 2: Press this button to enable recording to track 2. 17. Track 3: Press this button to enable recording to track 3. Right panel 18. Metronome: Press this button to turn the metronome on/off. See the section Metronome for more details. 19.
Page 9: Rear Panel
Rear Panel 1. Power Input: Connect the included power adapter here. 2. USB Device Port: Connect a USB flash drive here to play MP3 songs. Up to a 32 GB USB flash drive can be used. Note: Do not disconnect the USB flash drive during MP3 playback. Doing this may cause damage to the USB flash drive or the piano.
Page 10: Connection
Be unaffected. Sustain Pedal: When this rightmost pedal is pressed, The played notes will give a sustain effect. Connection To earphone seat To power switch To left speaker To right speaker To LCD display To backlight To functional components To left keyboard cable To right keyboard cable To volume board module...
Page 11: General Exploded Drawing
General Exploded Drawing Cover board component Clamshell assembly assembly assembly Panel components Keyboard components Motherboard Components Wooden case box Harp rack component...
Page 12: Product Schematic
A2_BR02 A2_BR02 GOUT14 CPLD_T2 74238G13 GOUT13 GOUT11 GOUT11 C108 A2_BR03 A2_BR03 C45 10P CPLD_T3 GOUT12 GOUT12 C109 A2_BR04 A2_BR04 R119 ALESIS GOUT13 GOUT13 C112 A2_BR05 A2_BR05 COMPANY: GOUT14 GOUT14 C104 C123 A2_BR06 A2_BR06 GOUT14 74238G11 74238G14 C46 10P CPLD_T4 C124...
Page 13 O M P / P V ERP PART 470U/50V IC-AIC28693 +3.3VD C150 2.4K 10NF/50V C151 4. 9 99k A2_POWER_DETECT R100 BAT54C C162 R108 R107 0.1uF COMPANY: ALESIS BC817 BC817 4.7K A2_POWER_CTRL C134 R104 0.1uF 220K TITLE: LQSW/LQSX DRAWN: DATED: 2017-08-25 CHECKED: DATED: CODE: SIZE:...
Page 14 C187 ADCKEY VDDIO C185 R80 22K 10uF AR20 DEBUG_RW/SPI_DIN DEBUG_BUSY/SPI_DOUT DEBUG_CLK/SPI_CLK DEBUG_DATA/SPI_CS three pedals PEDAL_SOST three PEDAL_SOFT pedal PEDAL_SUSTAIN_F COMPANY: ALESIS TITLE: LQSW/LQSX DRAWN: DATED: 2017-08-25 CHECKED: DATED: CODE: SIZE: DRAWING NO: REV: QUALITY CONTROL: DATED: RELEASED: DATED: SCALE: SHEET:...
Page 15: Pcb Boards
PCB BOARD Top Line...
Page 16 Bottom Line...
Page 17 Composite Board...
Page 18: Spare Parts List
Spare parts list of LQSW Serial Material Name Desription Picture number IN:100-240V 50/60HZ Out:DC12V 638020091 Adapter PSU 2000MA Spec:FJ-SW1202000N 638020070 Japan/USA pin 638020069 UK pin 638020068 EU pin 638020077 SAA pin 639000321 User manual LQSW/LQSX 639000336 Safety and warranty manual LQSW/LQSX 64800001301 Download card LQSW/LQSX...
Page 19 1060001 Stool Black，Size:300*400mm 211010007 Interface plastic LQSW/LQSW 642010042 Damper sticker LQSW 309070066 Damper 40D8-2.0N/M 102170007 Foot pedal assembly LQSW/LQSX 101010038 Motherboard Components LQSW/LQSX, Code: 001990020 101290006 Headphone assembly Spec LQSW/LQSX 102030095 Panel assembly Spec:LQSW 101010031 LCD Driver PCBA LQSW/LQSX_LCD 629010027 Keyboard conductive rubber LQSW/LQSX -12 pins 629010028...
Page 20 102060006 Keyboard assembly Spec LQSW/LQSX 001990018 White key（10pcs/set) Spec White ABS LQSW/LQSX 001990019 Black key（10pcs/set) Spec Black ABS LQSW/LQSX 101030082 Left function PCBA Spec:LQSW/LQSX AL-0 101030083 Right function PCBA Spec:LQSW/LQSX AR-0 Functional conductive 629010051 Spec:LQSW/LQSX rubber 10106002601 Switch module Spec:LQSW/LQSX 101070023 Volume control module Spec:LQSW/LQSX VOL...
Page 21 208020001 Cap of volume control Spec:LQSW/LQSX 001990017 Speaker 6Ω/15W LQSW/LQSX 313070005 Panel stent Spec:LQSW/LQSX,Material:iron,short 618000006 LQSW/LQSX LCD SIZE:98*38*2mm Spec:LQSW/LQSX SIZE:99*34*2mm 619020010 Backlight Plug type:XH-2P 2.54mm L=200mm 629030011 Zebra rubber Spec:LQSW/LQSX SIZE:98*7.5*2mm 101080015 Key board PCBA module LQSW/LQSX B 001990015 Screw set LQSW 102260016 Piano foot...
Page 22 Reversible cover board 102200030 LQSW, Black assembly The left board of the piano 402060015 LQSW, Black body The right board of the piano 403060015 LQSW, Black body 406060015 Body front panel LQSW, Black 407060015 The back of the body LQSW Black 408060016 Junction plate LQSW Black...

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