User Guide for the SIP-T23P/G IP Phone 
64 
3.  Click Browse to locate the logo file from your local system. 
 
4.  Click Upload to upload the file. 
Note 
If you want to use a headset, physically connect your headset and activate the headset 
mode for use. For more information on physically connecting a headset, refer to Phone 
Installation on page 23. 
To activate the headset mode: 
1.  Press            on the phone. 
The headset icon on the idle screen indicates that the headset mode is activated. 
Press the line key or the Answer soft key to answer an incoming call. The call will be 
connected to your headset automatically. 
Enter the desired number and then press the Send soft key, the phone will then 
place a call using the headset automatically. For more information on using the 
headset to place a call, refer to Placing Calls on page 88. 
   
Delete item will appear after you upload a custom logo, you can click Delete to delete 
the custom logo. 
The logo file format must be *.dob, contact your system administrator for more 
information. 
Logo customization is configurable via web user interface only.