To program extension numbers on1-touch keys 
1.  Press # 51 
2.  Press the key you wish to program 
3.  Press 01 
4.  Dial the extension number 
5.  Press HOLD 
6.  Press SPEAKER 
To program external numbers on 1-touch keys 
1.  Press # 51 
2.  Press the key you wish to program 
3.  Press 01 
4.  Dial 1 for an outside line followed by the telephone number 
5.  Press HOLD 
6.  Press SPEAKER 
If you have already programmed a 1-touch key and you wish to re-
program, follow the above instructions  -  if you wish to delete 
programming from a 1-touch key (without re-programming it with 
another extn/telephone number): 
1.  Press # 51 
2.  Press the key you wish to program 
3.  Press 00  
4.  Press HOLD 
5.  Press SPEAKER 
 
To check what is currently programmed on 1-touch keys: 
1.  Leave handset down ,  Press Help key (will then see 
CHECK on keyphone screen 
2.  Press the 1-touch key that you wish to check programming 
on – will see the 1-touch key number displayed on right of  
keyphone screen, underneath that will be the programming 
on that1-touch key 
3.  Press Exit – keyphone screen will return to normal  
OR  Press another key you wish to check programming on.