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Roland HP2700 digital piano was in storage for four

Customer Question
Roland HP2700 digital piano...

Roland HP2700 digital piano was in storage for four years-now some keys off as much as a half tone---followed advice--- located the tuning knob on the back of the piano---WHAT DO i DO NOW? how does instrument get tuned by one knob which can only turn left and right???

Technician's Assistant: What's the make/model of your device? How old is it?

Roland 2700 HP digital --about 11/12 yrs old

Technician's Assistant: How long has this been going on? What troubleshooting have you tried?

I am 91yrs old---good at intergalactic politics---not good at digital pianos--have just been loaned this instrument for indefinite time--hanon scales comprehensible---digital tuning knob insoluble mystery---can u help?

Technician's Assistant: Anything else you want the Instrument Expert to know before I connect you?

No---thank you

Submitted: 11 months ago.Category: Electronic Musical Instruments
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Answered in 8 hours by:
9/19/2017
Electronic Musical Instrument Expert: ITPeter, Electronics Engineer replied 10 months ago
ITPeter
ITPeter, Electronics Engineer
Category: Electronic Musical Instruments
Satisfied Customers: 20,586
Experience: Over 16 years' experience in installing and repairing electronics.
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Hi, I'm Pete. Welcome to JustAnswer! I'm reviewing your question now, and will post back with your reply ASAP.

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Electronic Musical Instrument Expert: ITPeter, Electronics Engineer replied 10 months ago

The tuning knob may be stuck inside if it is not adjusting correctly.

To fix this will require disassembling the piano and cleaning the tuning knob with some contact cleaner.

A local Roland repair tech can do this servicing for you:

https://www.roland.com/us/support/service_repair/service_centers/

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