Avision AD250F User Manual
Page 6

User’s Manual
vi
Product Safety Guide
Please clearly read all these instructions, and follow all instructions 
and warnings before installing and using the device. 
 
The following indications are used in this document to obviate any 
chance of accident or damage to you and/or the device. 
 
WARNING
Indicates potentially hazardous situations, which 
if instructions are not followed, could result in 
death or serious injury. 
CAUTION
Indicates a potentially hazardous situation 
which, if instructions are not followed, may 
result in minor or moderate injury or damage to 
property. 
WARNING
Use only the AC power adapter that came with your device. 
Using any other AC power adapter could cause fire, electrical 
shock, or injury. 
Use only the AC power cord and USB cable that came with your 
device and avoid abrasions, cuts, fraying, crimping, and kinking. 
Using any other AC power cord and USB cable could cause fire, 
electrical shock, or injury. 
Do not place objects on top of the AC power cord, and do not 
allow the AC power adapter or the AC power cord to be stepped 
on or run over. 
Place the device and its AC power adapter near an electrical 
outlet where the AC power adapter can easily be unplugged. 
If you use an extension cord with the device, make sure that 
the total ampere rating of the devices plugged into the 
extension cord does not exceed the cord's ampere rating. 
Place the device close enough to the computer so that the 
interface cable can easily reach between the device and the 
computer. 
