Owner's Manual
Page 110
... found to have other country. Model Serial Sales Slip Purchased from state to follow all models included in the following series of products: PSR SERIES OF PORTATONE ELECTRONIC KEYBOARDS If during the first 90 days that immediately follows the purchase date, your new Yamaha product covered by Yamaha to you. Limited Warranty 90 DAYS LABOR...
... found to have other country. Model Serial Sales Slip Purchased from state to follow all models included in the following series of products: PSR SERIES OF PORTATONE ELECTRONIC KEYBOARDS If during the first 90 days that immediately follows the purchase date, your new Yamaha product covered by Yamaha to you. Limited Warranty 90 DAYS LABOR...