Sony PCV-RXA842 - Manual (Page 9)

6 Universal Serial Bus 2.0 (USB) ports (2)
High-speed connections for compatible USB devices.
7 Microphone jack
Connection for a microphone (optional).
Headphones jack
Connection for the supplied speakers or optional headphones.
Line In jack
Connection for an audio device.
8 Monitor port (The monitor port location may vary between models)
Connection for a standard display.
9 Monitor (DVI) port (DVI port is not available on all models)
Connection for a DVI monitor.
10 Telephone jack
Connection for a telephone cable (optional) to the computer.
11 AC Input port
Connection for the supplied power cord.
12 Ethernet port
Connection for a 10BASE-T/100BASE-TX Ethernet interface. (The port marked with (Network) is for LAN connections
only.)
13 Modem line jack
Connection for the modem cable to the wall jack.
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