Yamaha U1-SILENT Owners Manual - Page 10

2Chapter To Begin Playing Using the Silent Piano™ Function 1 Press the center pedal and slide it to the left. This prevents the hammers from actually striking the strings. (For models equipped with a sostenuto pedal) Pull the silent lever towards you until you hear a click and feel the mechanism catch. 2 Plug the headphones into the PHONES socket. You can use two sets of headphones simultaneously. HPE-170 3 Turn the power on. The POWER lamp lights green. 4 Adjust the volume with the VOLUME control. Caution • To prevent damage to your hearing, refrain from raising the volume to excessive levels, and do not use the headphones for extended periods of time. • Do not pull the headphone cord or apply excessive force on the plug. This can damage the headphone and lead to sound output malfunction. 4