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4-52 User’s Manual
PORTÉGÉ M750
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 4-29 Connecting the internal modem
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.
2. Pinch the lever on the plug in the computer’s modem jack and pull it out
from within the computer.
Modem jack
Telephone jack
Do not pull on the cable or move the computer while the cable is
connected.
If you use a storage device such as an optical drive or hard disk drive
connected to a 16-bit PC Card, you might experience the following
problems with the operation of the modem:
■ The modem speed is slow or communication is periodically interrupted.
■ Skips or jumps may be noted in sound.