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Sound Outputs

The sound system sends computer-generated sounds to three destinations:

The sound system provides user-selectable enhanced sound. The enhancements include

Internal Speakers

The computer has two internal speakers. The computer turns off the sound signals to the internal speakers under the following conditions:

External Sound Output

The external sound output jack is a 3.5-mm mini phone jack located on the I/O panel on the right side of the computer. It accepts a stereo miniplug-to-RCA cable adapter for connecting stereo equipment to the computer.

The sound output jack has the following electrical characteristics:

Headphone Jacks

Two headphone jacks are located on the front of the computer next to the left speaker. Each sound output jack provides enough current to drive a pair of low-impedance headphones.

The headphone jacks have the following electrical characteristics:

Headphones should have an impedance not lower than the recommended minimum impedance of 32 ohms. Headphones with lower impedance can be used, but with some degradation in performance.


© 2000 Apple Computer, Inc. – (Last Updated 01 Aug 00)