Dell OptiPlex 745 Support Question
Dell OptiPlex 745 Support Question
Find answers below for this question about Dell OptiPlex 745.Need a Dell OptiPlex 745 manual? We have 1 online manual for this item!
Question posted by smqamar110 on October 22nd, 2017
'alert! Air Temperature Sensor Not Detected How To Fix It
"Alert! Air temperature sensor not detected how to fix it plz tell me the easy way
Current Answers
Answer #1: Posted by Odin on October 22nd, 2017 6:46 PM
Odin
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April 10th, 2010 Points: 41,236,700
Member since:
April 10th, 2010 Points: 41,236,700
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Related Dell OptiPlex 745 Manual Pages
Quick Reference
Guide - Page 2
...registered trademarks of your computer. NOTICE: A NOTICE indicates potential damage to hardware or loss of data and tells you make better use of Microsoft Corporation. If you purchased a Dell™ n Series computer, any ..., the DELL logo, Inspiron, Dell Precision, Dimension, OptiPlex, Latitude, PowerEdge, PowerVault, PowerApp, and Dell OpenManage are registered trademarks of Dell Inc.;
Quick Reference
Guide - Page 3
... 23
Removing the Computer Cover 24 Before You Begin 25 Mini Tower Computer 26 Desktop Computer 27 Small Form Factor Computer 28 Ultra-Small Form Factor Computer 30
Inside Your Computer 32 Mini ...Tower Computer 32 Desktop Computer 35 Small Form Factor Computer 38 Ultra-Small Form Factor Computer 41
Setting Up ...
Quick Reference
Guide - Page 5
... your documentation.
NOTE: Additional information may ship with your computer. Dell™ OptiPlex™ User's Guide
Microsoft Windows XP Help and Support Center 1 Click Start&#... reference material for my computer • My computer documentation • My device documentation • Desktop System Software (DSS)
• How to remove and replace parts • Specifications •...
Quick Reference
Guide - Page 6
... Operating System CD varies according to the operating system you reinstall your operating system, use the optional Drivers and Utilities CD (ResourceCD) to personalize my desktop
6
Quick Reference Guide
Find It Here Dell™ Product Information Guide
Operating System CD NOTE: The Operating System CD may be optional and may not...
Quick Reference
Guide - Page 7
... your region or business segment to support.dell.com, select your region or
appropriate for correct
the keyword Desktop System Software. If you reinstall the
operating system on my computer configuration, product specifications, and white papers
..., and frequently asked questions
Dell Support Website - DSS automatically detects your call when contacting support.
• Solutions -
Quick Reference
Guide - Page 11
...in your online User's Guide.
• Green - NOTE: The integrated parallel connector is not detecting a physical connection to the network. A good connection exists between a 10-Mbps network and ... the computer.
• Off - The computer is automatically disabled if the computer detects an installed card containing a parallel connector configured to operate with a manual voltage-selection...
Quick Reference
Guide - Page 13
... device). NOTICE: To avoid losing data, do not turn the badge. Quick Reference Guide
13 book.book Page 13 Wednesday, August 16, 2006 3:18 PM
Desktop Computer -
Instead, perform an operating system shutdown. You can be rotated to turn on page 25 for more information. It is recommended that a LAN (local...
Quick Reference
Guide - Page 15
...
Insert a padlock to lock the computer cover.
6 cover-release latch
Allows you to the 115-V position even though the AC power available in your location. Desktop Computer - Back-Panel Connectors
1
2 34
9
8
5 6 7
Quick Reference Guide
15
book.book Page 15 Wednesday, August 16, 2006 3:18 PM
1 card slots
Access connectors for the...
Quick Reference
Guide - Page 16
...network and the computer.
• Orange - The computer is automatically disabled if the computer detects an installed card containing a parallel connector configured to be covered by a cap.
It is...as a cassette player, CD player, or VCR.; NOTE: The integrated parallel connector is not detecting a physical connection to the parallel connector.
NOTE: If you must use the connector on " ...
Quick Reference
Guide - Page 20
...a network or broadband device, connect one end of your network. It is not detecting a physical connection to the network.
3 network adapter connector
To attach your computer ... network activity light
Flashes a yellow light when the computer is automatically disabled if the computer detects an installed card containing a parallel connector configured to either a network jack or your online ...
Quick Reference
Guide - Page 24
A good connection exists between a 1000-Mbps (1-Gbps) network and the
computer. • Off - The computer is not detecting a physical connection to the network or the
network controller is transmitting or receiving network data. A click indicates that you troubleshoot problems with a network connector card, ...
Quick Reference
Guide - Page 27
Quick Reference Guide
27 book.book Page 27 Wednesday, August 16, 2006 3:18 PM
1 2 3
1 security cable slot
2 cover release latch
3 padlock ring
Desktop Computer
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in "Before You Begin" on page 25. 2 If you ...
Quick Reference
Guide - Page 35
... switch
6 heat sink assembly
Quick Reference Guide
35 The real-time clock is being reset (jumpered temporarily). Password features are enabled (default setting).
RTCRST
jumpered
Desktop Computer
The real-time clock has not been reset.
Quick Reference
Guide - Page 43
...). NOTICE: If your Product Information Guide for more information.
NOTICE: To help allow the computer to maintain proper operating temperature, ensure that you do not place the computer too close to the connector on the back panel. unjumpered
Setting Up Your... appropriate cable to the card, not to a wall or other storage compartment that might prevent air circulation around the chassis.
Quick Reference
Guide - Page 47
... your computer's configuration information, and ensure that the device you see the Microsoft Windows desktop. NOTE: If you want to run the Dell Diagnostics from the optional Drivers and Utilities... Dell Diagnostics Main Menu appears, select the test you see the Microsoft® Windows® desktop. On the next start-up, the computer boots according to the devices specified in system setup...
Quick Reference
Guide - Page 49
... is required.
See "Power Problems" in your online User's
Guide.
Blinks green several A configuration error exists.
Solid green and a beep code during POST
A problem was detected while the BIOS was executing. See "Power Problems" in a power-saving mode.
If the computer does not boot, contact Dell for technical assistance. book.book...
Quick Reference
Guide - Page 51
... type into your online User's Guide. book.book Page 51 Wednesday, August 16, 2006 3:18 PM
Light Pattern
Problem Description
Suggested Resolution
Memory modules are detected, but a memory failure has occurred.
• If you have one module, and then restart the computer. A possible graphics card failure has occurred.
• If the...
Quick Reference
Guide - Page 52
... 52 Wednesday, August 16, 2006 3:18 PM
Light Pattern
Problem Description
Suggested Resolution
No memory modules are detected, but a memory configuration or compatibility error exists.
• Ensure that no special memory module/memory connector...User's Guide. A failure has occurred. This beep code tells you have one memory module installed, reinstall it and restart the computer.
Quick Reference
Guide - Page 53
... decompress code to shadowed memory Math-coprocessor test failure
Cache test failure
Resolving Software and Hardware Incompatibilities
If a device is either not detected during the operating system setup or is detected but incorrectly configured, you can use the Hardware Troubleshooter to start the search.
Code
Cause
Code
1-1-2
Microprocessor register failure
3-1-4
1-1-3
NVRAM read...
Quick Reference
Guide - Page 56
...other software. For conventional hard drive configurations, the primary hard drive is the first drive detected by the computer. The reinstallation process can overwrite files and possibly affect programs installed on...following sections in the order in before you installed the new device driver (see the Windows desktop, and then shut down the computer and try again.
5 Press the arrow keys to ...
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