Owner's Manual
Page 169
...abnormal strain, modification or exposure to Yamaha with an explanation of the problem. or in any retail outlet authorized by Yamaha to implied warranties and/or the exclusion of incidental or consequential damages. Model Serial Sales Slip Purchased from state to units whose trade ...name, trademark, and/or ID numbers have purchased in the following series of products: PSR SERIES OF PORTATONE...
...abnormal strain, modification or exposure to Yamaha with an explanation of the problem. or in any retail outlet authorized by Yamaha to implied warranties and/or the exclusion of incidental or consequential damages. Model Serial Sales Slip Purchased from state to units whose trade ...name, trademark, and/or ID numbers have purchased in the following series of products: PSR SERIES OF PORTATONE...