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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
Figure 1. Front And Back View Of Mini-Tower
1. power button, power light 9. drive activity light
2. optical-drive bay (optional) 10. power supply diagnostic light
3. headphone connector 11. power supply diagnostic button
4. microphone connector 12. power connector
5. diagnostic lights (4) 13. back panel connector
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Desktop — Front And Back View Figure 2. Front And Back View Of Desktop 1. optical drive 9. padlock ring 2. optical-drive eject button 10. security-cable slot 3. power button, power light 11. power connector 4. USB 2.0 connectors (4) 12. back panel connectors 5. microphone connector 13. expansion-card slots (4) 6. headphone connector 14. power supply diagnostic light 7. drive activity light 15. power supply diagnostic button 8. diagnostic lights (4) 2
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Small Form Factor — Front And Back View Figure 3. Front And Back View Of Small Form Factor 1. optical drive 9. padlock ring 2. optical-drive eject button 10. security-cable slot 3. power button, power light 11. power connector 4. USB 2.0 connectors (4) 12. power supply diagnostic button 5. microphone connector 13. power supply diagnostic light 6. headphone connector 14. back panel connectors 7. diagnostic lights (4) 15. expansion-card slots (2) 8. drive activity light 3
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Ultra Small Form Factor — Front And Back View Figure 4. Front And Back View Of Ultra Small Form Factor 1. optical drive 12. padlock ring 2. optical-drive eject button 13. security-cable slot 3. power button, power light 14. power connector 4. drive activity light 15. line-out connector 5. diagnostic lights (4) 16. line-in/microphone connector 6. headphone connector 17. DisplayPort connector 7. microphone connector 18. VGA connector 8. USB 2.0 connectors (2) 19. serial connector 9. Wi-Fi antenna
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Mini-Tower And Desktop — Back Panel Figure 5. Back Panel View of Mini-Tower And Desktop 1. mouse connector 7. keyboard connector 2. link integrity light 8. USB 2.0 connectors (6) 3. network connector 9. DisplayPort connector 4. network activity light 10. VGA connector 5. serial connector 11. line-in/microphone connector 6. line-out connector Small Form Factor — Back Panel Figure 6. Back Panel View Of Small Form Factor 1. mouse connector 7. keyboard connector 2. serial connector 8. DisplayPort co
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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 6
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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). 7
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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 Chipset Intel 6 Series Express Chipset Processor • Intel Core i5, i7 Quad Core Processor • Intel Core i3 Dual Core • Intel Pentium Dual Core • Intel Celeron
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Memory Memory module connectors Desktop, Mini-Tower, Small four DIMM slots Form Factor Ultra Small Form Factor two DIMM slots Memory module capacity 1 GB, 2 GB, and 4 GB Type DDR3 1333 MHz Minimum memory 1 GB Maximum memory Desktop, Mini-Tower, Small 16 GB Form Factor Ultra Small Form Factor 8 GB Drives Externally accessible: 5.25 inch drive bays Mini-Tower two Desktop one Small Form Factor one slim optical drive bay Ultra Small Form Factor one slim optical drive bay Internally accessible: 3.5 i
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Drives Small Form Factor one Ultra Small Form Factor one 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. Amber light — Solid amber light when the computer does not start indicates a problem with the system board or power supply. Blinking amber light indicates a problem with the system board. Drive activity light Blue light — Blinking blue light indicates that the computer is
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Power Small Form Factor 240 W Ultra Small Form Factor 200 W Maximum heat dissipation Mini-Tower 1390 BTU/hr Desktop 1312 BTU/hr Small Form Factor 1259 BTU/hr Ultra Small Form Factor 758 BTU/hr 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 Mini-Tower 36.00 cm (14.17 inches) Desktop 36.00 cm (14.17 inches) Small Form Factor 29.00 cm (11.42 inc
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Physical Weight (Minimum) Mini-Tower 8.87 kg (19.55 lb) Desktop 7.56 kg (16.67 lb) Small Form Factor 5.70 kg (12.57 lb) Ultra Small Form Factor 3.27 kg (7.21 lb) Environmental Temperature: Operating 10 °C to 35 °C (50 °F to 95 °F) Storage –40 °C to 65 °C (–40 °F to 149 °F) Relative humidity 20% to 80% (noncondensing) Altitude: Operating –15.20 m to 3048 m (–50 ft to 10,000 ft) Storage –15.20 m to 10,668 m (–50 ft to 35,000 ft) Airborne contaminant level G1 or lower as defined by ISA-S71.04–1985
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™ ™ ™ 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 AT
