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Back to Contents Page
About Your Computer
Dell™OptiPlex™SX270SystemsUser'sGuide
Front View
Back View
Back-Panel Connectors
Inside Your Computer
Orientations
Chassis Stand
Cable Cover
Mounting Plate
Connecting the Power Adapter
Front View
Back View
1
power button
Press this button to turn on the computer.
NOTICE: To avoid losing data, do not use the power button to turn off the computer. Instead, perform a Microsoft
®
Windows
®
shutdown.
2
power light
The power light illuminates and blinks or remains solid to indicate different states:
l No light — The computer is turned off (S4, S5, or mechanical OFF).
l Steady green — The computer is in a normal operating state.
l Blinking green — The computer is in a power-saving state (S1 or S3).
l Blinking or solid amber — See "Power Problems."
To exit from a power-saving state, press the power button or use the keyboard or the mouse if it is configured as a wake device in
the Windows Device Manager. For more information about sleep states and exiting from a power-saving state, see "Power
Management."
See "Diagnostic Lights" for a description of light codes that can help you troubleshoot problems with your computer.
3
hard-drive
access light
The hard-drive access light is on when the computer reads data from or writes data to the hard drive. The light might also be on when
devices such as your CD player are operating.
4
USB connectors
(2)
Connect USB devices such as a mouse, keyboard, printer, joystick, and computer speakers into either of the USB connectors.
5
microphone
connector
Attach a microphone to this connector.
6
headphone
connector
Attach headphones to this connector.
7
module bay
Install a CD/DVD drive, second hard drive, or floppy drive in the module bay.
8
module release
button
Press this button to remove a device in the module bay.
- Abbreviations and Acronyms 1
- Regulatory Notices 2
- IC Notice (Canada Only) 3
- CE Notice (European Union) 3
- ENERGY STAR®Compliance 4
- VCCI Notice (Japan Only) 5
- Class A Device 6
- Class B Device 6
- BSMI Notice (Taiwan Only) 7
- Warranty and Return Policy 10
- About Your Computer 11
- Back-Panel Connectors 12
- Orientations 13
- Inside Your Computer 13
- Chassis Stand 14
- Cable Cover 15
- Removing the Cable Cover 16
- Mounting Plate 17
- Connecting the Power Adapter 19
- Advanced Troubleshooting 20
- Drivers 21
- Identifying Drivers 22
- Before You Reinstall 23
- Reinstalling Windows XP 23
- Microsoft 25
- Windows 25
- Windows 2000 25
- Advanced Features 26
- Security 27
- Password Protection 27
- Typing Your System Password 28
- Setup Password 29
- System Setup 30
- Boot Sequence 31
- System Setup Options 32
- Booting to a USB Device 34
- Jumper Settings 34
- Power Button 35
- Power Management 35
- Hyper-Threading 36
- Battery 37
- Cleaning Your Computer 39
- Module Bay 41
- Removing the Computer Cover 45
- Ergonomic Computing Habits 46
- Back to Contents Page 47
- Operating System CD 49
- Getting Help 50
- Problems With Your Order 51
- Product Information 51
- Before You Call 51
- Contacting Dell 52
- Glossary 60
- Hard Drive 68
- Memory 71
- Removing Memory 73
- Microprocessor 74
- General 78
- WhenUsingYourComputer 78
- Battery Disposal 80
- Solving Problems 81
- Diagnostic Lights 82
- System Lights 83
- Battery Problems 83
- Drive Problems 84
- Repairing a Wet Computer 85
- Dropped or Damaged Computer 86
- Error Messages 86
- General Problems 88
- A program stops responding 89
- A solid blue screen appears 89
- Other software problems 89
- Other technical problems 89
- Memory Problems 90
- Mouse Problems 91
- Network Problems 91
- Power Problems 91
- Printer Problems 92
- Sound and Speaker Problems 93
- System Board Problems 94
- Video and Monitor Problems 94
- Technical Specifications 96
- System Board Components 99
- Creating a Restore Point 101
- Adding User Accounts 101
- Fast User Switching 102
- Network Setup Wizard 102
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