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Yamaha - Pedal Unit Operation And Sound Effect
I am new with Keyboard Instrument. I just got a DGX-640. Please tell me How to turn on Pedal unit ...
(Posted by hiepthaixray 11 years ago)
Yamaha - Keys Out Of Sync
I have a dg640 and when I am playing the keys are out of sync they sond effects are not the right rh...
(Posted by ckcastle 11 years ago)
Yamaha - Dgx - 640
price? with purchasing dgx-640, what other things are comes along with piano?
(Posted by sultanmerchnat 11 years ago)
Yamaha - How Do I Set Multiple Banks?
I can set a single bank, but when I try to add another, the first one disappears.
(Posted by kjloucks123 12 years ago)
Yamaha - How Do I Play The Songs I Recorded And Saved?
I know how to record myself playing. then I save it. But I dont know how to find my saved songs and ...
(Posted by popstarem 12 years ago)
Yamaha - How Do I Record Percussion With Out Accompaniement?
On my DGX-640 I have hit record 1 and A and then pressed stop start as instructed by the manual on p...
(Posted by lynched 12 years ago)
Yamaha - Squeaky Sound To Key
middle C has a squeaky sound even when the power is off. Nothing could have gotten between the keys,...
(Posted by ra1800 12 years ago)
Yamaha - Pls Advise Me The Price Of Yamaha Dgx-640.
Hi Good Day. Please advise me a price of YAMAHA DGX-640 for my daughter. Best regards' Minn  
(Posted by sumingjg1 12 years ago)
Yamaha - Changing Dual Voice On Dgx-640
I am following the instructions on page 73 of the owners manual to change the dual voice linked to p...
(Posted by robaldenblack 12 years ago)
Yamaha - What Is Difference In Dsp And Reverb Setting?can Both Be Turned Off Or Disabled?
Why does DSP come on automatically on every setting....piano, organ, etc.? I would like to disable i...
(Posted by capentecost 12 years ago)
Yamaha - Prerecorded Song Volumn
The prerecorded songs are so loud I can't hear myself playing along with the tutorial. I have tried ...
(Posted by 08310816 12 years ago)
Yamaha - Wanting To Purchase A Yamaha Dgx640 Or Similiar.
Greetings. I would like to purchase a Yamaha DGX640 for my 11 yr. old son who is very creative and p...
(Posted by ebajgrowicz 12 years ago)
Yamaha - Recording/transferring Music
I am a novice. How am I able to record what I am playing on the keyboard and transfer/copy to compu...
(Posted by reidrc 12 years ago)
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We have the following 3 documents available for the Yamaha DGX-640:
  • Owner's Manual
  • Data List
  • Midi Reference
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