Panasonic VA-12020 Operating Instructions Manual page 37

You can install a printer, for recording information about outside calls. When you finish a
call, the date and time of the call, your party's telephone number, the line used and other
recorded information are output. Account numbers of up to 10 digits can be used. As an
example of use, if you set an account number for each customer, you can 'bill the total
phone charge to the customer.
To enter an account number and dial
1. Lift handset or press ON/OFF key
2. Press dial keys #7
3. Enter the account code
4. Press dial key #
5. Press available line key
6. Dial the telephone number
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