Dell OptiPlex 745 User Manual

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 Replacing the Computer Cover
Dell™OptiPlex™745User'sGuide
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1. Ensure that all cables are connected, and fold cables out of the way.
Gently pull the power cables toward you so that they do not get caught underneath the drives.
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2. Ensure that no tools or extra parts are left inside the computer.
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3. To replace the cover:
a. Align the bottom of the cover with the hinge tabs located along the bottom edge of the computer.
b. Using the hinge tabs as leverage, rotate the cover downward to close it.
c. Snap the cover into place by pulling back on the cover release latch and then releasing the latch when the cover is properly seated.
d. Ensure that the cover is seated correctly before moving the computer.
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4. Attach the computer stand (if applicable). For instructions, see the documentation that came with the stand.
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5. Connect your computer and devices to electrical outlets, and turn them on.
After you remove and replace the cover, the chassis intrusion detector (optional on some computers), if installed and enabled, causes the following
message to appear on the screen at the next computer start-up:
ALERT! Cover was previously removed.
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6. Reset the chassis intrusion detector in System Setup by changing Chassis Intrusion to On or On- Silent.
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CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer.
NOTE: If an administrator password has been assigned by someone else, contact your network administrator for information on resetting the chassis
intrusion detector.

Dell OptiPlex 745 Specifications

General

Chipset	Intel Q965 Express
Memory	Up to 8GB DDR2 SDRAM
Form Factor	Mini Tower, Desktop, Small Form Factor, Ultra Small Form Factor
Audio	Integrated High Definition Audio
Power Supply	305W (Mini Tower)
Processor	Intel Core 2 Duo, Pentium D
Graphics	Integrated Intel Graphics Media Accelerator 3000
Networking	Integrated Gigabit Ethernet
Expansion Slots	2 PCI, 1 PCIe x16, 1 PCIe x1
Ports	USB 2.0, Serial, Parallel, RJ-45, Audio jacks
Operating System	Windows XP, Windows Vista
Optical Drive	DVD-ROM, DVD+/-RW