Toshiba Satellite L640 Series User Manual page 117

4. In the General tab, select a country or region in the Country/Region list
and then click OK.
5. Click OK in the Phone and Modem window.
Please check whether the region you have selected is supported by this
computer. If you select a region that is not supported, local settings of the
modem will default to the United States.
Connecting the modular cable
To connect the modem's modular cable, follow the steps as detailed below:
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Connection to any communication line other than an analog phone line
could cause a computer system failure.
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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.
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.
1. Modem jack
Do not pull on the cable or move the computer while the cable is
connected.
User's Manual
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.
Figure 4-9 Connecting the internal modem
2. Modular cable
Operating Basics
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