Thanks for the information, I have ordered the felt material from the website you indicated, and from the picture you sent, I now know exactly where i...

I would be grateful for information regarding where to purchasing the piano felt you used to resolve your instrument problem. I have tried a number o...

Thanks for the advice, I will give it a try.

Thanks for your response, what I neglected to say was " its a mechanical noise " The keys make that noise even when the keyboard power is turned off. ...

To the contributors of this forum. It appears that there was not a problem in using the updater software for the CP 4 keyboard, In initiating the in...

Thanks for your input, I am going to check if the unzipping process corrupted the .PRG file. I do not doubt that you successfully updated the CP4 keyb...

It does appear from the above observation that the CP4 keyboard mentioned functions properly because it allows the flow of data in and out of the sys...

Thank you for responding so quickly. I did as you advised, I created a performance named it " SAM GRAND " saved in the keyboard and also to a flash d...

Thanks for your advice, if the truth be told, I did the above exercise in a CP 4 tutorial " Editing and creating performances in the CP4 " by Mr. Blak...