Yamaha PortaSound PSS-31 Owner's Manual page 2

Precautions -Taking Care of Your PortaSound
@ Do not use your PortaSound close to television
sets, radios or similar equipment since this may
cause interference noise in the other appliance,
Handling
€ Protect your PortaSound from strong impact. Be
careful not to drop it or place heavy objects on it.
do not leave vinyl chloride material on the Por-
taSound for a long time, since it may adhere to the
exterior,
Note:
Yamaha i not pespoesible foc damage caused by tenproper
usage.