Set Up Your Keyboard And Mouse - Dell OptiPlex 755 Quick Reference Manual

3 Connect the monitor.
Align and gently insert the monitor cable to avoid bending connector pins.
Tighten the thumbscrews on the cable connectors.
NOTE:
screen. See the documentation that came with your monitor for its connector
locations.
4 Connect the speakers.
5 Connect power cables to the computer, monitor, and devices and connect
the other ends of the power cables to electrical outlets.
NOTICE:
To avoid damaging a computer with a manual voltage-selection switch,
set the switch for the voltage that most closely matches the AC power available in
your location.
NOTICE:
In Japan, the voltage selection switch must be set to the 115-V position
even though the AC power available in Japan is 100 V.
6 Verify that the voltage selection switch is set correctly for your location.
Your computer has a manual voltage-selection switch. Computers with a
voltage selection switch on the back panel must be manually set to operate
at the correct operating voltage.

Set Up Your Keyboard and Mouse

Some monitors have the video connector underneath the back of the
Quick Reference Guide
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