Toshiba toshiba satellite l550/ satellite pro l550/ satellite l550d/ satellite pro l550d series

Operating Basics

Modem Selection

If the computer cannot recognize the internal modem, a dialog box is displayed from which you should select the appropriate communications port for your modem to use.

Dialing Properties

You should select this item in order to display the dialing properties.

If you are using the computer in Japan, the Telecommunications Business Law requires that you select Japan region mode. It is illegal to use the modem in Japan with any other selection.

Connecting the modular cable

■Connection to any communication line other than an analog phone line could cause a computer system failure.

■Connect the built-in modem only to ordinary analog phone lines.

■Never connect the built-in modem to a digital line (ISDN).

■Never connect the built-in modem to the digital connector on a public telephone or to a digital private branch exchange (PBX).

■Never connect the built-in modem to a key telephone system for residences or offices.

■Avoid using your computer modem with the telephone cable connected during an electrical storm. There may be a remote risk of electric shock from lightning.

To connect the modem's modular cable, follow the steps as detailed below:

1.Plug the end of the modular cable into the computer's modem jack.

2.Plug the other end of the modular cable into a telephone jack.

Figure 4-10 Connecting the internal modem

Do not pull on the cable or move the computer while the cable is connected.

Disconnecting the modular cable

To disconnect the modular cable, follow the steps as detailed below:

1.Pinch the lever on the plug in the telephone jack and pull it out from within the connector.

User’s Manual 4-28