Toshiba PPM78U05L01E User Manual

Page of 258
User’s Manual
4-51
PORTÉGÉ M780
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.
1
2
1. Modem jack
2. 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.