Owner's Manual
Page 124
... also contact Yamaha directly at the address provided below. 2. Model Serial Sales Slip Purchased from state to state. DO NOT MAIL! 124 PSR-E403/YPT-400 Owner's Manual Neglect, abuse, abnormal strain, modification or exposure to follow all models included in the following series of products: PSR, YPT SERIES OF PORTATONE ELECTRONIC KEYBOARDS If...
... also contact Yamaha directly at the address provided below. 2. Model Serial Sales Slip Purchased from state to state. DO NOT MAIL! 124 PSR-E403/YPT-400 Owner's Manual Neglect, abuse, abnormal strain, modification or exposure to follow all models included in the following series of products: PSR, YPT SERIES OF PORTATONE ELECTRONIC KEYBOARDS If...