Sony PCG-NV290 - Manual (Page 21)

Applying Ergonomics
21
Left
1 PC Card slot 5 A/V OUT jack
2 Microphone jack
*
* There is a protruding dot next to the Microphone jack to distinguish it from other jacks and
ports. Do not connect a microphone to the Headphone jack.
6 Ethernet port
3 Headphone jack 7 Telephone line jack
4 Volume control dial 8 i.LINK® (IEEE 1394) S400 port
Only connect 10BASE-T and 100BASE-TX cables to the Ethernet port. Do not
connect any other type of network cable or any telephone line. Connecting
cables other than those listed above may result in an electric current overload
and could cause a malfunction, excessive heat, or fire in the port. To connect
the unit to the network, contact your network administrator.