Dell Inspiron 530b Owner's Manual page 24

6 front L/R line-out
connector
7 microphone
8 side L/R surround
connector
9 rear L/R surround
connector
10 USB 2.0
connectors (4)
11 VGA video
connector
24
Setting Up and Using Your Computer
Use the green line-out connector (available on computers
with integrated sound) to attach headphones and most
speakers with integrated amplifiers.
On computers with a sound card, use the connector on
the card.
Use the pink connector to attach a personal computer
microphone for voice or musical input into a sound or
telephony program.
On computers with a sound card, the microphone
connector is on the card.
Use the gray connector to provide enhanced surround
audio for computers with 7.1 speakers.
On computers with a sound card, the microphone
connector is on the card.
Use the black surround connector to attach multichannel-
capable speakers.
Use the back USB connectors for devices that typically
remain connected, such as printers and keyboards.
It is recommended that you use the front USB connectors
for devices that you connect occasionally, such as joysticks
or cameras.
Connect the monitor's VGA cable to the VGA connector
on the computer.
On computers with a video card, use the connector on the
card.