Regulatory  Notices 
175 
Contact your Yealink Authorized Reseller for information about service agreements 
applicable to your product. 
TO THE FULL EXTENT ALLOWED BY LAW, YEALINK EXCLUDES FOR ITSELF AND ITS 
SUPPLIERS ANY LIABILITY, WHETHER BASED IN CONTRACT OR TORT (INCLUDING 
NEGLIGENCE), FOR INCIDENTAL, CONSEQUENTIAL, INDIRECT, SPECIAL, OR PUNITIVE 
DAMAGES OF ANY KIND, OR FOR LOSS OF REVENUE OR PROFITS, LOSS OF BUSINESS, 
LOSS OF INFORMATION OR DATA, OR OTHER FINANCIAL LOSS ARISING OUT OF OR IN 
CONNECTION WITH THE SALE, INSTALLATION, MAINTENANCE, USE, PERFORMANCE, 
FAILURE, OR INTERRUPTION OF ITS PRODUCTS, EVEN IF YEALINK OR ITS AUTHORIZED 
RESELLER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH AMAGES, AND LIMITS ITS 
LIABILITY TO REPAIR, REPLACEMENT, OR REFUND OF THE PURCHASE RICE PAID, AT 
YEALINK’S OPTION. THIS DISCLAIMER OF LIABILITY FOR DAMAGES WILL NOT BE 
AFFECTED IF ANY REMEDY PROVIDED HEREIN SHALL FAIL OF ITS ESSENTIAL PURPOSE. 
Save these instructions. Read these safety instructions before use! 
The following basic safety precautions should always be followed to reduce risk of fire, 
electrical shock, and other personal injury. 
  General Requirements 
 
Before you install and use the device, read the safety instructions carefully 
and observe the situation during operation. 
 
During the process of storage, transportation, and operation, please always 
keep the device dry and clean. 
 
During the process of storage, transportation, and operation, please avoid 
collision and crash of the device. 
 
Please attempt not to dismantle the device by yourself. In case of any 
discrepancy, please contact the appointed maintenance center for repair. 
 
Without prior written consent, no organization or individual is permitted to 
make any change to the structure or the safety design of the device. Yealink 
is under no circumstance liable to consequences or legal issues caused by 
such changes. 
 
Please refer to the relevant laws and statutes while using the device. Legal 
rights of others should be respected as well. 
  Environmental Requirements 
 
Place the device at a well-ventilated place. Do not expose the device under 
direct sunlight. 
 
Keep the device dry and free of dusts. 
 
Place the device on a stable and level platform.