All posts tagged "keyboard repair"

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  CASIO CA-100 Tone Bank Keyboard Survived A Wrong Connection

            This was brought to me with a complaint that it was not used for some time and when it was connected to Power Adapter, no LED light lit and nothing worked. I...

  • Posted April 2, 2022
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  Logitech Keyboard Repaired For Not Responding

            Customer sent me Logitech keyboard for not responding problem. On testing I found keyboard Num Light is ON but  when pressing the button it not show any effect of LED on &...

  • Posted February 23, 2022
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  Restored A Tampered Keyboard And Made A Kid Very Happy

                This keyboard was brought to me by a Driver with a request to look into the possibility of restoration, after his elder son tampered with it and spoiled it. His...

  • Posted January 22, 2021
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  Logitech Internet Pro Desktop Keyboard Repaired

                    Fault symptom: Some keys are not working. I was typing a letter in Word and I found some keys were not working so with doubt of dust I...

  • Posted May 20, 2017
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  Where To Find The Power Blinking Fault In Yamaha PSR-3000 Keyboard?

                  The complaint of this Yamaha PSR-3000 Keyboard was power blink. It causes the LCD Display in the front panel to turn On and Off (the below photo showing when...

  • Posted February 18, 2016
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  Music Keyboard No Power Repaired

                The complaint of this music keyboard was no power. The power supply converts the input AC 230 volt to 9 volt DC output. As usual, in order to see the...

  • Posted December 26, 2015
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  Laptop Keyboard Teardown

                Ok, here I will show a laptop keyboard teardown, and why some keyboard are not working and why it is impossible to clean and repair. This is the target keyboard....

  • Posted August 27, 2015
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  Humming Sound In Yamaha PSR e403 Keyboard

                  My nephew called me to check on his Yamaha Keyboard with the problem of humming sound. On testing I observed the humming sound coming from both the speakers and...

  • Posted January 23, 2015
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