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Related Electronic Musical Instruments Questions
I have a Yamaha DGX-640 piano. I took it out of storage and
I have a Yamaha DGX-640 piano. I took it out of storage and moved it from LA to Oregon. I plugged it in and can't get any sound out of it. I called Yamaha technical and they walked through some questi… read more
Ron Winston
Ron Winston
Owner / Technician
1,557 satisfied customers
My girlfriend is very emotionally attatched to her yamaha
hi, my girlfriend is very emotionally attatched to her yamaha dgx-640 keyboard. today she was playing a song and it just stopped making all sound. we tried factory resetting it and messing with the he… read more
Brian Atkins
Brian Atkins
Associate of Applied Science, Sound Technology
77 satisfied customers
Yamaha dgx-640. when i turn in on the keys play no sound.
yamaha dgx-640. when i turn in on the keys play no sound. I've taken the troubleshooting steps in the manual but still no sound either in headphone or keys … read more
Expert
Expert
I have a DGX-640 that turns on but has no sound. About a
Hi, I have a DGX-640 that turns on but has no sound … read more
Expert
Expert
I have a yamaha portable grand dgx-640 - about 8 yrs old.
I have a yamaha portable grand dgx-640 - about 8 yrs old. sat down to play it today and the keys are playing multiple notes - not playing right at all. … read more
Ron Winston
Ron Winston
Owner / Technician
1,557 satisfied customers
Mysterios. natural ... Example: Key of F major IV-V-I
Mysterios. B natural ... Example: Key of F major IV-V-I progression. On the resolving tonic chord a blatant B natural appears … read more
Ron Winston
Ron Winston
Owner / Technician
1,557 satisfied customers
Would like to know if there is a setting on the Yamaha
Would like to know if there is a setting on the Yamaha dgx-640 to change the key (from the key of d to x for example). … read more
Ron Winston
Ron Winston
Owner / Technician
1,557 satisfied customers
Trying to get my yamaha glx 640 to record on pc. 1 day. It
it works on the keyboard. it connects with the pc. but it does not recognize. I have downloaded um314x64 … read more
Mian-Wisal Ahmad
Mian-Wisal Ahmad
Field Engineer
MS Electrical Engineering
379 satisfied customers
My Yamaha DGX-640 has not been used in about 2 years while I
Hi, my Yamaha DGX-640 has not been used in about 2 years while I have been out of the country. Now there is no sound when I turn it on. Is this something that can be fixed? … read more
Ron Winston
Ron Winston
Owner / Technician
1,557 satisfied customers
Our nearby nursing home owns a Yamaha Portable Grand,
Our nearby nursing home owns a Yamaha Portable Grand, DGX-640. It works perfectly, except the sustain pedal does not work. I tried another pedal that I know does work, and still no sustain. I have the… read more
Ron Winston
Ron Winston
Owner / Technician
1,557 satisfied customers
Yamaha DGX-660 1 month old using at church with guitar
Yamaha DGX-660 1 month old using at church with guitar players. Every time I turn on piano...it defaults to -01 transposed pitches automatically. Only way bring back is to make it transpose to higher … read more
Ron Winston
Ron Winston
Owner / Technician
1,557 satisfied customers
ON MY DGX 640 THE FLAT AND E KEYS ABOVE MIDDLE C ARE SILENT.
ON MY DGX 640 THE B FLAT AND E KEYS ABOVE MIDDLE C ARE SILENT. … read more
Russell H.
Russell H.
Computer Systems Expert
Vocational, Technical or Trade Scho
18,606 satisfied customers
Thanks for the opportunity. Have DGX-640. Very happy with
Thanks for the opportunity. Have DGX-640. Very happy with it. Would like to buy 71 key portable with better than average sound, feel, and having a convenient transpose work with small non-progessional… read more
Harry
Harry
2,803 satisfied customers
I have a Yamaha CVP609. I have split the keyboard, but i am
I have a Yamaha CVP609. I have split the keyboard, but i am trying to find a way to transpose the right hand section to play low and the left hand section to play high … read more
Ron Winston
Ron Winston
Owner / Technician
1,557 satisfied customers
Need to replace fuse in a Yahama dcx-640 keyboard, Yamaha
Had not been used in 6 months, had power outage and believe it got zapped. … read more
Ron Winston
Ron Winston
Owner / Technician
1,557 satisfied customers
My 640 was in storage for awhile and when I plugged it in,
My 640 was in storage for awhile and when I plugged it in, the display screen lit up just half way with lines up and down. It plays ok but no display. Thanks for helping. … read more
Ron Winston
Ron Winston
Owner / Technician
1,557 satisfied customers
Can I use my DGX 640 as a midi controller via a computer to
Can I use my DGX 640 as a midi controller via a computer to trigger sounds from external keyboards and modules-using no recording software and the like. Is there an external computer hardware device (… read more
Rusty
Rusty
Music Professional
Business
1,315 satisfied customers
I have a Yamaha DGX-640 Digital Grand. The latest time I plugged
I have a Yamaha DGX-640 Digital Grand. The latest time I plugged it in and turned it on, the screen is blue and the display (words, settings, etc) is very faint...the blue is very bright. Everything s… read more
MusicTech14
MusicTech14
Bachelor's Degree
393 satisfied customers
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Meet the Experts:

Steve G.

Steve G.

Engineer

87 satisfied customers

I have played electronic keyboards for 40 years.

Ron Winston

Ron Winston

Owner / Technician

1,557 satisfied customers

Owner at Winston Electronics

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Music Professional

1,315 satisfied customers

Sound Engineer, Electrical Issues, Tone Consulting

Aric

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15+ years in the field. Owner of AV Installation, OEM and Repair company

Carl L

Carl L

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momentouswater

momentouswater

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ParkerA107

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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