Owner's Manual
Page 66
... are the consumers responsibility. It is required within the one year period that immediately follows the purchase date, Yamaha will, subject to the terms of products: PSR, YPT SERIES OF PORTATONE ELECTRONIC KEYBOARDS If during the first 90 days that immediately follows the purchase ... strain, modification or exposure to extremes in temperature or humidity. 2. If parts should be prepared to provide proof purchase date (sales receipt, credit card copy, etc.) when requesting service and/or parts under warranty to: the retailer selling the product, or any other country...
... are the consumers responsibility. It is required within the one year period that immediately follows the purchase date, Yamaha will, subject to the terms of products: PSR, YPT SERIES OF PORTATONE ELECTRONIC KEYBOARDS If during the first 90 days that immediately follows the purchase ... strain, modification or exposure to extremes in temperature or humidity. 2. If parts should be prepared to provide proof purchase date (sales receipt, credit card copy, etc.) when requesting service and/or parts under warranty to: the retailer selling the product, or any other country...