Toshiba Satellite M20 Maintenance Manual page 17

1.1 Features
Universal Serial Bus (USB) ports
The computer has two USB ports to daisy-chain a maximum of 127 USB devices.
The serial data transfer rate is 480 Mbps (high speed), 12 Mbps (full speed) or 1.5
Mbps (low speed). These ports support PnP installation and hot plugging.
Parallel port
A Centronics compatible parallel port is provided to connect a printer or another
parallel device. The port is IEEE-1284 compliant and supports Extended Capabilities
Port (ECP).
Serial port (RS-232C port)
A 9-pin serial interface port is provided to connect a serial device such as a serial
printer, mouse, or modem.
External monitor port
A 15-pin external monitor port is provided, through which the computer
automatically recognizes an external VESA DDC 2B compatible monitor.
PS/2  mouse/keyboard port
A 6-pin PS/2 mouse/keyboard port is provided to connect an IBM( PS/2 compatible
keyboard or mouse. It accepts a Y splitter cable.
PC Card slot
A PC Card slot is provided to hold either two PC Card Standard Type II (5.0 mm)
cards or one Type III (10.5 mm) card, capable of using a variety of PC Cards
including 16-bit Multiple Function PC Cards and CardBus cards.
Toshiba Pointing Device
Toshiba Pointing Device is AccuPoint.
Fast Serial InfraRed (FIR) communications port
An IrDA 1.1 compatible FIR port is provided, enabling wireless communication at a
high speed of 1.15 or 4 Mbps.
Satellite M20 Maintenance Manual
1 Hardware Overview
1-3