ASUS A6421 User Manual

Page of 76
ASUS All-in-One PC
73
Coating Notice
IMPORTANT! To provide electrical insulation and maintain electrical 
safety, a coating is applied to insulate the device except on the areas 
where the I/O ports are located.
Prevention of Hearing Loss 
To prevent possible hearing damage, do not listen at high volume levels 
for long periods.
 
Rechargeable Battery Recycling Service in North 
America
For US and Canada customers, you can call 1-800-822-
8837 (toll-free) for recycling information of your ASUS 
products’ rechargeable batteries.