Technical information

Input and OutputBasics
PowerBook (FireWire)
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scanners, and low-speed storage devices. The ports use USB Type A
connectors, which have four pins.
Ethernet Port
The PowerBook (FireWire) has a built-in 10/100 Mbps Ethernet port.
When connected to either a 10Base-T or a 100Base-T hub, the port will
recognize which type of hub is connected.
The connector for the Ethernet port is a short, shielded RJ-45 connector
on the back of the computer.
Infrared
The PowerBook (FireWire) has a direct infrared (IR) communication
link connected internally to a serial port on the KeyLargo IC. The IR link in
the PowerBook (FireWire) supports IrDA at up to 4.0 Mbps.