Dell Dimension 4550 - Manual (Page 22)

22 Setting Up and Using Your Computer
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Connecting Two Monitors
If you purchased a video card that supports dual monitors, follow the
instructions in this section to connect and enable your monitors.
Connecting the Monitors to Your Computer
1 Save any open files, close any open programs, and shut down the
computer.
2 Connect the monitor cables to the connectors on the back of the
computer.
HINT: If both monitors
have VGA connectors, you
must have the optional
VGA adapter.
If both monitors have VGA connectors:
a Connect one of the monitors to the VGA (blue) connector on the
computer.
b Connect the other monitor to the optional VGA adapter, and then
connect the VGA adapter to the DVI (white) connector on the
computer.
USB printer
cable
USB connector on
computer
USB connector
on printer