“About operation check
The power supply entered.
I connected the headphones and inspected / sounded out from all the keyboards.
The jack of the power cord has been changed to eyeglass type jack.
It seems that one volume is changing
Internal base battery is brand new (button battery)
It is a new backlight of LCD monitor
Genuine power cord jack ? spare liquid crystal monitor ? original back light harness is attached
Other unchecked” Click here to search for synths on eBay
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