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Installing or replacing the Bluetooth® handset battery  
 
 
 
 
 
 
 
The battery recharges when the Bluetooth® handset is on its base. 
 
1.7  Install a comfort wired handset 
You can install a wired handset in place of the Bluetooth® Wireless Handset. 
  Remove the rubber 
  Plug-in the wired handset to the appropriate connector 
(refer to phone description).  
Make sure you position the cable correctly in the 
compartment intended for that purpose:  
Switch off the Bluetoothø Wireless Handset (press and hold 
the On/Off hook key until you hear two distinct tones). 
1.8  HDMI connector  
Your set is equipped with an HDMI 1.4 output for a better video experience. 
The 8088 Smart DeskPhone can be connected to a large screen or video projector. Moreover, an 
external camera can be connected to the phone to broadcast the entire room. Your deskphone can 
easily find its place in a meeting room. 
There are two ways to use the HDMI connector:  
  Broadcast the video conversation (HD capability). 
  Broadcast the entire display of the phone. 
Your set has to be connected to the appropriate equipment. 
   
  Lift up the battery cover  
  Slide out the battery holding 
part