User's Manual
FIRMWARE VERSION 1.0.0.3 GXP2140 USER MANUAL   Page 35 of 77 
o Audio Loopback 
Speak  to  the  phone  using  speaker/handset/headset.  If  you  can 
hear your voice, your audio is working fine. Press “Exit” soft key to 
exit audio loopback mode. 
o LCD on/off 
Selects this  option to  turn  off  LCD. Press any button  to turn on 
LCD.   
o LCD Diagnostic 
Enters this option and press Left/Right Navigation key to do LCD 
Diagnostic. Press “Exit” soft key to quite.   
  UCM Detect 
Detect/connect UCM server to process auto-provision. Manually input the 
IP and port of the UCM server phone wants to bind with; Or select from the 
available UCM server in network.   
  Operations 
o Factory Reset 
Resets the phone to factory default settings. 
o Reboot 
Reboots the phone. 
Call History 
Displays call logs for answered calls, dialed calls, missed calls, transferred calls 
and forwarded calls. 
Contacts 
Contacts sub menu includes the following options: 
  Local Phonebook 
  Local Group 
  Broadsoft Phonebook 
  LDAP Directory 
Contacts sub menu is for Local Phonebook, Local Group, LDAP Directory and 
Broadsoft  Phonebooks.  User  could  configure  phonebooks/groups/LDAP 
options  here,  download  phonebook  XML  to  the  phone  and  search 
phonebook/LDAP directory. When doing  phonebook/LDAP search,  user can 
only search ASCII characters. 
Preference 
Preference sub menu includes the following options: 
  Do Not Disturb 
Enables/disables Do Not Disturb on the phone. 










