User's Manual
FIRMWARE VERSION 1.0.0.3 GXP2140 USER MANUAL   Page 15 of 77 
If the GXP2140 phone was purchased from a reseller, please contact the company where the phone was 
purchased  for  replacement,  repair  or  refund.  If  the  phone  was  purchased  directly  from  Grandstream, 
contact the Grandstream Support for a RMA (Return Materials Authorization) number before the product is 
returned. Grandstream reserves the right to remedy warranty policy without prior notification. 
  Warning:   
Use the power adapter provided with the phone. Do not use a different power adapter as this may damage 
the phone. This type of damage is not covered under warranty. 










