Sony PCG-GRX500K - Manual (Page 76)

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76
To connect a multimedia computer display to the notebook
You can connect a multimedia computer display with built-in speakers and a
microphone to the notebook or port replicator.
1 Shut down the computer before you connect the multimedia computer
display.
2 Locate the AV Out jack on the rear panel of the notebook.
3 Plug the display cable (not supplied) connector into the AV Out jack, and
plug the opposite end of the display cable into the multimedia computer
display. Pressing the Fn + F8 keys toggles between LCD-only and dual
LCD/TV display modes.