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1. Dell Optiplex 780 Sff Manual
2. Dell Optiplex 780 Usff Manual
3. Optiplex 780 Sff

User’s Guide

dell.com/regulatory_compliance

Dell™ OptiPlex™ 780 Service Manual Desktop Computer Working on Your Computer Removing and Replacing Parts Specifications Diagnostics System Setup Notes, Cautions, and Warnings NOTE: A NOTE indicates important information that helps you make better use of your computer. Dell OptiPlex 780-USFF Pdf User Manuals. View online or download Dell OptiPlex 780-USFF User Manual.

Dell™ OptiPlex™ 780-USFF Mounting Bracket

The Dell OptiPlex 780-USFF Mounting Bracket supports the System in vertical or horizontal orientations.

www.dell.com support.dell.com

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Hazard Symbols Review

These symbols alert the user about a safety condition that demands attention. All users of the product should be able to recognize and understand the signifi cance of the following safety hazards if encountered on the product or within product documentation.

A CAUTION indicates either potential damage to CAUTION hardware or loss of data and tells you how to avoid the

problem.

An ELECTRICAL indicates an impending electrical hazard ELECTRICAL which, if not avoided, may result in personal injury, fire

and/or death.

Information in this document is subject to change without notice. © 2009 Dell Inc. All rights reserved. Printed in China.

Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.

Trademarks used in this text: and the logo are trademarks of Dell Inc.

Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc. disclaims any proprietary interest in trademarks and trade names other than its own.

Model ARWAL

October 2009 Rev. A00

Contents

Components

Mounting Bracket, System Sleeve, two Lag Screws

NOTE: Refer to the System Instruction Guides, packaged separately.

1Ensure the system sleeve is unlocked, (orange tab will show).

2Extend the system label carrier.

3Insert the system into the system sleeve in the orientation appropriate to the mounting method as illustrated below.

CAUTION: Do not reverse the insertion order. The system must be inserted in the orientation specified to ensure proper functioning of the CD tray!

Insert the system into the system sleeve with the connections end first.

NOTE: When inserted properly for wall mount applications, the connections end of the system will not reach the

edge of the system sleeve.

Insert the system into the system sleeve with the CD end first.

NOTE: When inserted properly for under desk mount applications, the CD end of

the system will reach the end of the system sleeve.

4Push the system label carrier into the system sleeve, then slide the switch to lock.

5Determine the mounting method (Wall or Under Desk), then follow the appropriate instructions on the pages noted below.

CAUTION: The provided fasteners are rated for use with 2 x 4 wood studs, minimum. Consult an engineering professional to determine which fasteners are appropriate based on surface material and applied load.

≥ 1/2” (1.25 cm)

CAUTION: Mounting fasteners are not included with bracket. Use appropriate fasteners to attach to a solid mounting surface that can support 50 lbs. (23 kg). At a minimum, the mounting surface should be 1/2” (1.25 cm) thick wood and mount using 4 metal wood screws (M4 x 12mm).

Under Desk 12

Mount Steps

Dell Optiplex 780 Sff Manual

Wood Stud Wall Mount Steps

6 Attach the mounting bracket to the wood stud.

NOTE: The following tools are required for installation to the wall stud: stud finder, measuring tape, pencil, level, safety glasses, power drill with 3/16” (5mm bit suitable for wood).

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Ceiling

≥3.33” (85 mm)

Ceiling

≥6.0” (152.4 mm)

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Stud Finder

M8 x 80 mm

2x

CAUTION: Make sure the wall mount bracket is level, flush and snuggly fitted to the wall surface.

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To remove the system from the mounting bracket:

aPush the quick release tab backward.

bLift the system upward until it is free of the bracket.

Under Desk Mount Steps

6Mark the mounting hole locations using the measurements provided on the next pages.

NOTE: The following tools are required for installation to the desk: measuring tape, pencil, level.

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Under Desk Clearance - during assembly

Wall / Desk

≥6.0” (152.4 mm)

Wall / Desk

≥6.0” (152.4 mm)

Under Desk Clearance - after assembly

Wall / Desk

≥6.0” (152.4 mm)

≥6.0” (152.4 mm)

≤4.25” (108 mm)

Wall / Desk

≤ .5” (12.7 mm)≤

Edge of Desk

Under Desk Clearance

CAUTION: The system should have at least 6” (152.4 mm) of clearance on all vented sides to permit the airflow required for proper ventilation. Restricting airflow can damage the equipment or cause overheating.

Wall / Desk

Wall / Desk

≤4.25” (108 mm)

Edge of Desk

aMount the bracket underneath the desk.

CAUTION: Mounting fasteners are not included with bracket. Use appropriate fasteners to attach to a solid mounting surface that can support 50 lbs. (23 kg). At a minimum, the mounting surface should be 1/2” (1.25 cm) thick wood and mount using 4 metal wood screws

(M4 x 12mm).

CAUTION: Make sure the wall mount bracket is level, flush and snuggly fitted to the wall surface.

bSlide the system into place on the desk-mounted bracket.

To remove the system from the mounting bracket:

aPush the quick release tab upward.

bSlide the system toward the right until it is free of the bracket.

a

b

Dell System: OptiPlex 780-USFF ≤ 7 lbs (3.2 kg)

Dell OptiPlex 790

Setup And Features Information

About Warnings

WARNING: A WARNING indicates a potential for property damage, personal injury,

or death.

Mini-Tower — Front And Back View

Regulatory Model: D09M, D05D, D03S, D01U

Regulatory Type: D09M001, D05D001,

D03S001, D01U002

2011 – 02

Desktop — Front And Back View

Small Form Factor — Front And Back View

Ultra Small Form Factor — Front And Back View

Figure 4. Front And Back View Of Ultra Small Form Factor

Mini-Tower And Desktop — Back Panel

Small Form Factor — Back Panel

Quick Setup

WARNING: Before you begin any of the procedures in this section, read the safety information that shipped with your computer. For additional best practices information, see www.dell.com/regulatory_compliance.

NOTE: Some devices may not be included if you did not order them.

1. Connect the monitor using only one of the following cables:

Figure 7. DVI Cable

Figure 8. DisplayPort Cable

Figure 9. VGA To DVI Adapter

Figure 10. DVI To DisplayPort Adapter

Figure 11. VGA To DisplayPort Adapter

2. Connect the USB keyboard or mouse (optional).

Figure 12. USB Connection

3. Connect the network cable (optional).

Figure 13. Network Connection

4. Connect the modem (optional).

Figure 14. Modem Connection

5. Connect the power cable(s).

Figure 15. Connecting Power

6. Press the power buttons on the monitor and the computer.

Figure 16. Turning On Power

Specifications

NOTE: The following specifications are only those required by law to ship with your computer. For a complete and current listing of the specifications for your computer, go to support.dell.com.

System Information

Memory

Memory module connectors

Drives

Control Lights And Diagnostic Lights

Power button light Blue light — Solid blue light indicates power-on state; blinking blue light indicates sleep state of the computer.

Power

Dell Optiplex 780 Usff Manual

NOTE: Heat dissipation is calculated by using the power supply wattage rating.

NOTE: See the safety information that shipped with your computer for important voltage-setting information.

Physical

Height

Physical

Weight (Minimum)

Finding More Information and Resources

See the safety and regulatory documents that shipped with your computer and the regulatory compliance website at www.dell.com/ regulatory_compliance for more information on:

•Safety best practices

•Regulatory certification

•Ergonomics

See www.dell.com for additional information on:

•Warranty

•Terms and Conditions (U.S. only)

•End User License Agreement

Information in this publication is subject to change without notice. © 2011 Dell Inc. All rights reserved.

Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.

Trademarks used in this text: Dell™, the DELL logo, Dell Precision™, Precision ON™, ExpressCharge™, Latitude™, Latitude ON™, OptiPlex™, Vostro™, and Wi-Fi Catcher™ are trademarks of Dell Inc. Intel®, Pentium®, Xeon®, Core™, Atom™, Centrino®, and Celeron® are registered trademarks or trademarks of Intel Corporation in the U.S. and other countries. AMD® is a registered trademark and AMD Opteron™, AMD Phenom™, AMD Sempron™,

AMD Athlon™, ATI Radeon™, and ATI FirePro™ are trademarks of Advanced Micro Devices, Inc. Microsoft®, Windows®, MS-DOS®, Windows Vista®, the Windows Vista start button, and Office Outlook® are either trademarks or registered trademarks of Microsoft Corporation in the United States and/or other countries. Blu-ray Disc™ is a trademark owned by the Blu-ray Disc Association (BDA) and licensed for use on discs and players. The Bluetooth® word mark is a registered trademark and owned by the Bluetooth® SIG, Inc. and any use of such mark by Dell Inc. is under license. Wi-Fi®is a registered trademark of Wireless Ethernet Compatibility Alliance, Inc.

Other trademarks and trade names may be used in this publication to refer to either the entities claiming the marks and names or their products, Dell Inc. disclaims any proprietary interest in trademarks and trade names other than its own.

Optiplex 780 Sff