Dell OptiPlex 755 Support Question
Dell OptiPlex 755 Support Question
Find answers below for this question about Dell OptiPlex 755.Need a Dell OptiPlex 755 manual? We have 3 online manuals for this item!
Question posted by cmrojasg on December 24th, 2013
Optiplex 755 Troubleshooting Keyboard And Mouse Wont Respond
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Related Dell OptiPlex 755 Manual Pages
Quick Reference
Guide - Page 3
... Your Computer 10 Set Up Your Keyboard and Mouse 11 Set Up Your Monitor 12 ...Power Connections 12
Before You Begin 13 Recommended Tools 13 Turning Off Your Computer 13 Before Working Inside Your Computer 14
Mini Tower Computer 16 System Views 16 Removing the Computer Cover 22 Inside Your Computer 24 System Board Components 25 Jumper Settings 26
Desktop...
Quick Reference
Guide - Page 18
... the headphone connector to attach headphones and most kinds of light codes that can help you troubleshoot problems with your computer. The computer is receiving electrical power, but an internal power problem ...'s Guide.
To exit from a power-saving mode, press the power button or use the keyboard or the mouse if it is in the User's Guide). This light flickers when the hard drive is turned...
Quick Reference
Guide - Page 28
...button the computer will perform an operating system shutdown.
4 Dell badge
This badge can help you troubleshoot problems with your computer.
6 diagnostic lights Use the lights to turn on the computer. The ... modes and exiting from a power-saving mode, press the power button or use the keyboard or the mouse if it is turned off the computer by pressing the power button. NOTICE: To avoid...
Quick Reference
Guide - Page 39
... Blinking green - Use the headphone connector to attach headphones and most kinds of light codes that can help you troubleshoot problems with your computer. Can contain an optional slimline floppy drive or optional media card reader. Quick Reference Guide... from a power-saving mode, press the power button or use the keyboard or the mouse if it is turned off.
• Steady green -
Quick Reference
Guide - Page 49
...light codes that can help prevent your computer. The computer is recommended that you use the keyboard or the mouse if it is in a normal operating state.
• Blinking green -
See "System ...for Windows XP and Vista" in the User's Guide.
For more information
The vents help you troubleshoot problems with your computer from a powersaving mode, see "System Setup" in the User's Guide ...
User's Guide - Page 13
... in an Enclosure
15 Cleaning Your Computer
Computer, Keyboard, and Monitor 323
Mouse 323 Cleaning a Non-Optical Mouse 323 Cleaning an Optical Mouse 323
Floppy Drive 324
CDs and DVDs 324
16...to a Network Adapter 328 Network Setup 328 Windows XP 328 Windows Vista 329
17 Troubleshooting
Battery Problems 331 Card Problems 331 Drive Problems 332
Optical drive problems 333 Problems writing...
User's Guide - Page 14
... start up 336 The computer stops responding 336 A program stops responding 336 A program crashes repeatedly 337 A program is designed for an earlier Windows operating system 337 A solid blue screen appears 337 Other software problems 337
Memory Problems 338 Mouse Problems 338 Network Problems 339 Power Problems 339
Troubleshooting Power Problems 339 Power Supply Self...
User's Guide - Page 24
...connectors for a description of speakers. The computer is configured as printers and keyboards.
For more information about sleep modes and power-saving mode, see "...troubleshoot problems with your operating system has ACPI enabled, when you troubleshoot a computer problem based on booting to attach headphones and most kinds of light codes that you use the keyboard or the mouse...
User's Guide - Page 88
... drive bay
The power light illuminates and blinks or remains solid to help you troubleshoot a computer problem based on the diagnostic code. Back View
1
2
3
4...power-saving mode, press the power button or use the keyboard or the mouse if it is being accessed.
The computer is installed....Desktop Computer
The computer is in a normal operating state. • Blinking green -...
User's Guide - Page 166
... microphone. Use the microphone connector to attach headphones and most kinds of light codes that can help you troubleshoot problems with your computer. Back View
1
2
3
4
5
6
1 card slots 2 back panel connectors...modes and exiting from a power-saving mode, press the power button or use the keyboard or the mouse if it is in the Windows Device Manager.
Plug serial, USB, and other ...
User's Guide - Page 228
...can help prevent your computer from or writes data to indicate different states: • No light - The vents help you troubleshoot problems with your computer from overheating. Install a D-module optical drive, second hard drive, or floppy drive in the Windows...a power-saving mode, press the power button or use the keyboard or the mouse if it is configured as your CD player are operating.
User's Guide - Page 323
.... 5 If the rollers inside your screen cursor skips or moves abnormally, clean the mouse.
Mouse
NOTICE: Disconnect the mouse from the computer before cleaning the mouse. Ensure that fluff from the swab is not left
on the keyboard. You can of your mouse counterclockwise, and then remove the ball. 3 Wipe the ball with a clean, lint-free...
User's Guide - Page 336
... IS FIRMLY CONNECTED TO THE COMPUTER AND TO THE ELECTRICAL OUTLET
The computer stops responding
NOTICE: You may have to restart your computer to the computer. • Shut... drive and restart your mouse, press and hold the power button for...Keyboard Problems
CAUTION: Before you are unable to access the Task Manager. 2 Click the Applications tab.
336
Solving Problems See "Troubleshooting...
User's Guide - Page 337
... O C U M E N T A T I O N - A program is no longer responding. 4 Click End Task. Windows XP: The Program Compatibility Wizard configures a program so that it runs ...Ensure that your mouse, press and hold...a key on your keyboard or moving your computer...CHECK THE SOFTWARE DOCUMENTATION OR CONTACT THE SOFTWARE MANUFACTURER FOR TROUBLESHOOTING INFORMATION - • Ensure that the program is installed...
User's Guide - Page 339
...receiving power. • Reseat the power cable in the power connector on page 358. See "Troubleshooting Software and Hardware Problems in the Microsoft® Windows® XP and Microsoft Windows Vista®...devices to verify that the computer turns on page 358. Press a key on the keyboard, move the mouse, or press the power button to verify that your network to resume normal operation. ...
User's Guide - Page 340
...on page 313). • Remove and then reinstall any of interference are: • Power, keyboard, and mouse extension cables • Too many devices connected to the same power strip • Multiple power... desktop, or small form factor computer has been certified for ENERGY STAR® 4.0, then your power supply is available only with the power supply connected to help with troubleshooting ...
User's Guide - Page 344
..., press a key on the keyboard or move the mouse, or press the power button to indicate different states: • If the power light is green and the computer is not responding, see "Diagnostic Lights" on... testing it with another device, such as a lamp. The power button light located on the keyboard, move the mouse to the card. See "Diagnostic Lights" on page 347. • If the power light is...
User's Guide - Page 373
... cause harmful interference.
2 This device must accept any interference received, including interference that may cause interference with the FCC regulations:
• Product name: Dell™ OptiPlex™ 755
• Model numbers: DCTR, DCNE, DCSM, DCCY
• Company name: Dell Inc. could void your Product Information Guide. However, there is no guarantee that...
User's Guide - Page 381
... known as logical drives.
A single point on self-test - A computer chip that perform basic tests on a hard drive that establishes standards for attaching a PS/2-compatible keyboard, mouse, or keypad.
A type of RAID include RAID 0, RAID 1, RAID 5, RAID 10, and RAID 50. R
RAID - random-access memory - readme file -
PCI Express - PIO - Plug-and...
User's Guide - Page 383
... or
system password. A video standard for example, Windows Notepad uses a text editor. S-video TV-out - A utility that plugs in the BIOS, such as a USB-compatible keyboard, mouse, joystick, scanner, set of telephony devices, including voice, data, fax, and video. standby mode - uninterruptible power supply - A hardware interface for this program. UPS systems typically...
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