Removing The Computer Cover - Dell optiplex 755 Quick Reference Manual

8 video connector
9 serial connector

Removing the Computer Cover

CAUTION:
safety instructions located in the Product Information Guide.
CAUTION:
the electrical outlet before removing the computer cover.
1 Follow the procedures in "Before You Begin" on page 13.
2 Lay the computer on its side as shown in the illustration.
3 Locate the cover release latch shown in the illustration. Then, slide the
release latch back as you lift the cover.
4 Grip the sides of the computer cover and pivot the cover up using the
hinge tabs as leverage points.
5 Remove the cover from the hinge tabs and set it aside on a soft
nonabrasive surface.
CAUTION:
operation. Ensure that a graphics card heat sink has had sufficient time to
cool before you touch it.
22
Quick Reference Guide
Plug the cable from your VGA-compatible monitor into the
blue connector.
NOTE:
If you purchased an optional graphics card, this
connector will be covered by a cap. Connect your monitor to
the connector on the graphics card. Do not remove the cap.
NOTE:
If you are using a graphics card that supports dual
monitors, use the y-cable that came with your computer.
Connect a serial device, such as a handheld device, to the
serial port. The default designations are COM1 for serial
connector 1 and COM2 for serial connector 2.
For more information, see "System Setup Options" in the
User's Guide.
Before you begin any of the procedures in this section, follow the
To guard against electrical shock, always unplug your computer from
Graphics card heat sinks can become very hot during normal