This is the user manual for the P-140 electronic piano, which introduces the functions and usage of the piano.
The Yamaha P-140 is a digital piano that utilizes batteries or an external power supply. Users must strictly follow the provided safety instructions regarding electrical connections, ventilation, and placement to prevent injury or damage.
Important warnings include avoiding high volume levels for extended periods to prevent hearing loss and ensuring proper battery installation if using household batteries. The manual advises against using extension cords unless necessary and specifies a minimum wire size of 18 AWG for cords up to 25 feet.
The manual states that the minimum wire size for a 25' cord (or less) is 18 AWG.
Benches supplied by Yamaha are designed for seating only, and no other uses are recommended.
The average life span of this type of battery is approximately five years.