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The PC-Hands Free Charger interface: 
 

Hardware Requirement: 

PC with serial driver, the handset, the charger, an AC 

mains adaptor, a special serial cable with plug for PC and a 6 pin serial plug for the 
charger. 
 

Keyboard:

 All normal telephone keys on the handset can be activated from the PC’s 

keyboard, or by using the mouse. The exact PC functionality that will operate with the 
Hands Free Charger will depend on the PC set up and installed software. Microsoft 
Dialler and dialling from Outlook Contacts can be operational. 
 

Telephone Book: 

It is possible to upload the handset phone book to the PC and to: 

 

Delete the phone book in the handset 

 

Download the phone book to the handset 

 

Add names and numbers to the handset phonebook 

(The Avaya software will install a program  called ‘Handset Service Provider’ 
which will open up a telephone book screen. The phonebook tab will provide the 
selection of required task)  

 

Handset Idle Display: 

The WT9620 handset start-up text display can be customized 

from the PC with a special ‘Avaya Communication Service Tool’ program (Refer to 
separate instructions). The idle display has a twelve-character maximum. 
 
 
 

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