Sony VGN-SZ110 Bluetooth&reg User Manual page 724

 If the setting under COM Auto Connect Settings
Please connect to the modem manually.
When you place a call using a company switchboard or other exchange, the system may require you to enter a "0" before the telephone

number itself. Please check the type of telephone line you are using.
The fax service may not have been enabled for sending (or receiving).

Please check the settings by following the procedure below.
1. Open [Printers and Faxes] from the Control Panel, right-click on the [Fax] icon, and then click on [Properties]
The [Fax properties] window will appear.
2. Select the [Device] tab, right-click on the modem you wish to use, and then click on [Properties]
3.
Select the [Send] tab, and then confirm that "Enable device to send" has been checked.
has been set to "Off", a connection will not automatically be established with the modem.
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