Sony PCG-GRX670K - Manual (Page 129)

Connecting standard speakers
Do not place floppy disks on the speakers. The speakers' magnetic field may damage the data stored on the
floppy disks.
To connect standard speakers to your computer
1. Turn down the volume of the speakers.
2. Plug the speaker cable into the Headphone jack on the computer.
3. Plug the other end of the speaker cable into the speaker.
Connecting Standard Speakers
See the guide that came with your speakers for more information on its installation and use.
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