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 Karthungu on March 17th, 2014
Where To Connect Air Temp Sensor In Sff Optiplex 755
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Related Dell OptiPlex 755 Manual Pages
Quick Reference
Guide - Page 3
... 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...16 Removing the Computer Cover 22 Inside Your Computer 24 System Board Components 25 Jumper Settings 26
Desktop Computer 27 System Views 27 Removing the Computer Cover 32 Inside Your Computer 33 System Board ...
Quick Reference
Guide - Page 10
...telephone communications can cause damage to operate a PS/2 mouse and a USB mouse simultaneously.
1 Connect the keyboard and mouse. Setting Up Your Computer
CAUTION: Before performing any devices or software that...Looking For?
NOTICE: If your Product Information Guide for the devices that might prevent air circulation around the chassis. You must complete all the steps to properly set up your...
Quick Reference
Guide - Page 27
...in the User's Guide for devices that a LAN (local area network) connection is established. Jumper RTCRST
Setting
jumpered
Description
The real-time clock has not...temporarily). Quick Reference Guide
27
The real-time clock is recommended that you connect occasionally, such as printers and keyboards. unjumpered
Desktop Computer
System Views
Front View
1
2
3
11 10 1 USB 2.0
connectors...
Quick Reference
Guide - Page 62
... your computer cannot display a screen image, contact Dell. 1 Shut down your hard drive. Turn on page 63 for instructions. 3 Connect the computer to choose a diagnostic option on your computer and try again.
5 When the boot device list appears, highlight DiagnosticsBoot to ...62
Quick Reference Guide
Then shut down the computer. takes you see the Microsoft® Windows® desktop.
Quick Reference
Guide - Page 65
... or system board See "Power Problems" in a powersaving mode. operating normally. Blinks green
A configuration error exists.
Quick Reference Guide
65 On the desktop computer, a solid green light indicates a network connection. several times and
then turns off
Check the diagnostic lights to see if the specific problem is identified (see "Contacting
Dell" in...
User's Guide - Page 5
... Switch 93 Resetting the Chassis Intrusion Detector 93
Removing the Heat Sink Assembly 94
System Board Components 95
6 Desktop Computer Specifications
Cards 103 PCI Cards 103 Installing a PCI Card 103 Removing a PCI Card 109 Installing a ...eSATA With a Riser 124
Drives 127 General Drive Installation Guidelines 127 Connecting Drive Cables 128 Data Interface Connectors 128
Contents
5
User's Guide - Page 22
....
• For a mini tower computer, see "Removing the Computer Cover" on page 27.
• For a desktop computer, see "Removing the Computer Cover" on page 90.
• For a small form factor computer, see "Removing...computer.
3 Disconnect your computer and then unplug it from the electrical outlet before you connect a cable, ensure that is not authorized by Dell is not covered by its strain-...
User's Guide - Page 101
...power problem (See "Power Problems" on page 339.)
hard drive access light
green
Link light
solid green light indicates network connection
Link integrity light (on the system board
Power DC power supply:
Wattage
NOTE: Power consumption from an AC power source ... specified by the remote boot environment (PXE) rather than from the AC power source.
280 W
Desktop Computer Specifications
101
User's Guide - Page 218
... place and use the notch on the I/O panel bracket to release its circular tabs from the two holes in the reverse order. 2
3
4
1
5
1 LED board 2 air temperature sensor 3 I/O cable connector 4 mounting screw 5 I/O panel
9 Remove cables from the system board. 10 From inside the computer cover, remove the mounting screw that secures the I/O panel...
User's Guide - Page 269
Your computer supports early versions of the DASH initiative including the following management profiles: • Base Desktop Mobile • Power State Management • Boot Control • CPU • System Memory • Fan • Power Supply • Sensor • Physical Asset • Software Inventory
NOTE: If you have chosen to use "None" (no manageability...
User's Guide - Page 288
... memory key into a USB port and restart the computer. 2 When F12 = Boot Menu appears in case you are booting to a USB device, connect the USB device to a USB connector. 2 Turn on (or restart) your device is bootable, check the device documentation. Booting to a USB Device... to a USB device, the device must be used for Future Boots 1 Enter system setup (see the Microsoft Windows desktop.
User's Guide - Page 289
Jumper Settings
Mini Tower and Desktop
Small Form Factor
Advanced Features
289 Floppy Drive
1 In system setup, set the Diskette Drive option to USB. 2 Save and exit system setup. 3 Connect the USB floppy drive, insert a bootable floppy, and re-boot the computer.
User's Guide - Page 291
... (see "Replacing the Computer Cover" on page 317). b Remove the password jumper plug from its pins. 5 Connect your computer and monitor to electrical outlets, and turn them on. 6 After the Microsoft® Windows® desktop appears on your computer, shut down your computer (see
"Turning Off Your Computer" on page 21). 7 Turn...
User's Guide - Page 316
...connect a network cable, first plug the cable into the network port or device and then plug it from the connector.
316
Memory
If the module is installed correctly, check the amount of memory (RAM) listed. 6 Replace the computer cover (see "Removing the Computer Cover" for your Windows desktop... to remove it into the computer. 7 Connect your computer and devices to electrical outlets, and...
User's Guide - Page 317
.... 3 To replace the cover:
a Align the bottom of the cover with the stand. 5 Connect your body before moving the computer. Ultra Small Form Factor Computers
CAUTION: Before you begin any of... cover into the network wall jack and then plug it .
Replacing the Computer Cover
Mini-Tower, Desktop, and Small Form Factor Computers
CAUTION: Before you begin any of the procedures in this section,...
User's Guide - Page 340
...T E A D Y A M B E R -
I F T H E P O W E R L I G H T I N T E R F E R E N C E -
If your mini tower, desktop, or small form factor computer has been certified for your computer). • Perform the power supply self-test, if applicable (see "Power Supply Self-Test" on the back of the power supply (where the AC plug is securely connected to the system board power connector (POWER2) (see...
User's Guide - Page 341
...mini tower, see "Power Supply" on page 79
• For the desktop, see "Power Supply" on page 155 • For the small form... "Power Supply" on page 370). Solving Problems
341 To perform the power supply self-test:
1 Turn your computer to the following port(s): setting is defective. Connect the DC power supply connector to the printer and the computer.
C H E C K T H E P R I N T E R D O C...
User's Guide - Page 373
..., TX 78682 USA 512-338-4400
NOTE: For Further regulatory information, see your authority to comply with the FCC regulations:
• Product name: Dell™ OptiPlex™ 755
• Model numbers: DCTR, DCNE, DCSM, DCCY
• Company name: Dell Inc.
If this equipment does cause harmful interference with radio or television reception...
User's Guide - Page 378
...and 212° is often rounded to 1,000,000,000 bytes. A strip sensor that state how much radiation computers and other electronic equipment can display an unlimited variety ...hard disk.
gravity - A measurement of shapes and fonts. When used to exchange files between computers connected to the PCMCIA standard.
GHz -
H
hard drive - heat sink -
expansion slot - Modems ...
User's Guide - Page 379
...is often referred to as a serial connector, parallel connector, or expansion slot) and allows the processor to connect IEEE 1394-compatible devices, such as two logical processors, capable of tiny electronic components are I /O address...computer, audio, and video equipment. infrared sensor - Keyboards and printers are fabricated for mass storage devices in .
kilobyte - Glossary
379
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