Wireless Communications - Toshiba Satellite R20 User Manual

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 modem
problems:
■
Modem speed is slow or communication is interrupted.
■
Skips may occur in sound.
Disconnecting
To disconnect the internal modular cable, follow the steps below.
1. Pinch the lever on the connector in the telephone jack and pull out the
connector.
2. Disconnect the cable from the computer's modem jack in the same
manner.

Wireless communications

The computer's wireless communication function supports both Wireless
LAN and Bluetooth devices.
All models are provided with a Wireless communication switch. Some
models are equipped with both Wireless LAN and Bluetooth functions.
Wireless LAN
The Wireless LAN is compatible with other LAN systems based on Direct
Sequence Spread Spectrum / Orthogonal Frequency Division Multiplexing
radio technology that complies with the IEEE802.11 Wireless LAN standard
(Revision A, B or G).
Do not install or remove an optional memory module while Wake-up on
Wireless LAN is enabled.
■
The Wake-up on Wireless LAN function consumes power even when
the system is off. Leave the AC adaptor connected while using this
feature.
■
The Wake-up on Wireless LAN function is effective only when it is
connected with an Access Point. This function becomes invalid when
the connection is broken.
■
Theoretical maximum speed: 54Mbps (IEEE802.11a, 802.11g)
■
Theoretical maximum speed: 11Mbps (IEEE802.11b)
■
Frequency Channel Selection (Revision A: 5 GHz, Revision B/G: 2.4
GHz)
■
Roaming over multiple channels
■
Card Power Management
■
Wired Equivalent Privacy (WEP) data encryption, based on 152 bit
encryption algorithm (Atheros module type).
User's Manual
Operating Basics
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