OptiPlex 755の取扱説明書・マニュアル [全170ページ 4.80MB]
optiplex-755_setup%20guide_ja-jp.pdf
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22 Quick Reference GuideRemoving the Computer Cover CAUTION: Before you begin any of the pro cedures in this section, follow the safety instructions located in the Product Information Guide . CAUTION: To guard against electrical shock, always unplug your computer from 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 cov er 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: Graphics card heat sinks can be come very hot during normal operation. Ensure that a graphics card heat sink has had sufficient time to cool before you touch it.8video connector Plug the cable from yo ur VGA-compatible monitor into the blue connector.NOTE: If you purchased an option al graphics card, this connector will be covered by a cap. Connect your monitor to the connector on the graphics ca rd. 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.9serial connector Connect a serial device, such as a handheld device, to the serial port. The default desi gnations are COM1 for serial connector 1 and COM2 for serial connector 2.For more information, see "S ystem Setup Options" in the User's Guide.
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