Dell Optiplex 755 Boot Error Codes
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reference guide to the OptiPlex Diagnostic Indicators Dell OptiPlex systems have a long history of built in diagnostic indicators. These can be audible beeps, power buttons that display different states and colours, specific diagnostics LEDs or a dell optiplex 755 boot menu combination of them all, in order to indicate at which point during
Dell Optiplex 755 Boot From Cd
the Power On Self Test (POST) a system is having issues. The following article is a reference dell optiplex 755 boot problem guide to the codes available on each model and what those codes actually mean. These change through the various models and years. These indicators are merely a starting point https://www.manualslib.com/manual/356816/Dell-Optiplex-755.html?page=347 to narrow down any troubleshooting you will carry out to identify the cause of your current issue. You can use this as a starting point to narrow down the proper troubleshooting guide you will need or you can contact technical support for further help and they will be looking for these indicators as well. Table of Contents: Diagnostic http://www.dell.com/support/article/us/en/04/SLN284978/en LEDs for the OptiPlex series (Prior to 2005) Diagnostic LEDs for the OptiPlex Series (2005 to 2009) Diagnostic LEDs for the OptiPlex series (2009 to 2012) Diagnostic LEDs for the OptiPlex series (2012 to Present) OptiPlex Audible Beep Codes Note: For all the tables below, please remember that the diagnostic LEDs only serve as an indicator of the progress through the POST process. These LEDs do not indicate the problem that caused the POST routine to stop. Note: Please be aware that if your system completes POST without stopping on a particular error code and then gives a black screen, the most likely reason is that you are experiencing a No Boot issue and not a No POST issue at all. Back to Top 1. Diagnostic LEDs for the OptiPlex series (Prior to 2005) This series of systems had a block of A, B, C, D LEDs on the back of the chassis that lit up in Green and Amber. I've included a table below with what these indicated. These models were readi
Wiki Navigation On the Wiki Wiki Activity Random page Videos Images Community Recent blog posts Forum Contribute Edit this Page Add a http://f5k.wikia.com/wiki/Front_Panel_Lights_-_Optiplex_755,_960,_980 Video Add a Photo Add a Page Wiki Activity Watchlist Random page Recent changes Front Panel Lights - Optiplex 755, 960, 980 159pages on this wiki Edit Classic editor http://www.dslreports.com/forum/r28803190-memory-dell-optiplex-755-sff-lights-3-and-4 History Talk0 Diagnostic Lights Edit NOTE: The orientation of the diagnostic lights may vary dependent upon the computer type. The diagnostic lights can appear either vertical or horizontal. Light dell optiplex Pattern Problem Description Suggested Resolution The computer is in a normal "off" condition, or a possible pre-BIOS failure has occurred. The diagnostic lights are not lit after the computer successfully boots to the operating system. Plug the computer into a working electrical outlet and press the power button. A possible BIOS failure has occurred; the computer is in the dell optiplex 755 recovery mode. Run the BIOS Recovery utility, wait for recovery completion, and then restart the computer. A possible processor failure has occurred. Reinstall the processor and restart the computer. Memory modules are detected, but a memory failure has occurred. If you have one memory module installed, reinstall it and restart the computer. (see Memory for instructions on how to remove and install memory modules.) If you have two or more memory modules installed, remove the modules, reinstall one module, and then restart the computer. If the computer starts normally, reinstall an additional module. Continue until you have identified a faulty module or reinstalled all modules without error. If available, install properly working memory of the same type into your computer. If the problem persists, contact Dell (see Contacting Dell). asdfdfdfdfdf Premium Member 2013-Nov-9 3:29 pm When you say you switched around the ra