Sony VAIO VGN-P500 - Manual (Page 51)

51 n N
Using Your VAIO Computer
!
Do not plug a telephone cable into the network (Ethernet) port on the display/LAN adapter.
If the network (Ethernet) port is connected to one of the telephone lines mentioned below, high electric current to the port may cause damage,
overheating, or fire.
- Home (intercom speakerphone) or business-use telephone lines (multi-line business telephone)
- Public telephone subscriber line
- PBX (private branch exchange)