Dell Error Codes Lights Optiplex 960
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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 combination of them all, in order to indicate at which point during the Power On Self Test (POST) a system is having dell optiplex 960 light codes 1 and 3 issues. The following article is a reference guide to the codes available on each model and dell optiplex 960 error lights 3 and 4 what those codes actually mean. These change through the various models and years. These indicators are merely a starting point to narrow down any
Dell Optiplex 960 Diagnostic Lights 3
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
Dell Optiplex 960 Diagnostic Lights 2 And 4
and they will be looking for these indicators as well. Table of Contents: Diagnostic 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 dell optiplex 960 beep codes 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 readily identifiable by the rounded fronts and clamshell assembly. Note : Please click on the title of the section you want to open below, in order to see the contents. Show all | Hide all Diagnostic LEDs CPU configuration activity or failure; CPU Cache failure LED Pattern State Name State Description Suggested Resolution No Pattern Visible Off System POST complete - LED time-out has occurred If the LEDs came on and then went off, look at troubleshooting the display and the operating system. If the LEDs never came on at any point then look into a power issue. ABCD RCM BIOS checksum failure - Recovery mode Reset the BIOS and clear the NVRAM If this occurred after windows updates, check your startup wasn't corrupted. ABCD CPU Disconnect all external peripherals and configure PC down
& 3, would someone please assist Join Sign in Optiplex 960 SFF, problem code 1 & 3, would someone please assist Desktop Desktop computer Forums (Audio,
Dell Optiplex 755 Diagnostic Lights
General Hardware, Video) Get this RSS feed Home Forums Wiki Details 15 Replies dell optiplex gx270 diagnostic lights 3 Subscribers Postedover 3 years ago Options RSS Share Optiplex 960 SFF, problem code 1 & 3, would someone dell optiplex gx260 diagnostic lights please assist This question has been answered by Joe93a Posted by Joe93a on 2 Mar 2013 1:38 Hello, I hope everyone who reads this is well and working on becoming great. I http://www.dell.com/support/article/us/en/04/SLN284978/en am asking if someone could providesome assistance please. I own a Optiplex 960 SFF. The power supply was buzzing very badly so I decided to replace it. Found that they were very expensive so searched for a less expensive one, I am not wealthy, nor even ok right now... Found two tested units on ebay for $25 shipped, great deal I thought, get two as http://en.community.dell.com/support-forums/desktop/f/3514/t/19494627 they are apparently know to fail often. However, did not realize that I needed units with the pico or mini ATX motherboard connection. The ones I bought were from Optiplex 380's. After getting them, I figured I could cut the old pico or mini atx connector and wire off the old one and reuse it. Used a volt meter and diagramed all the voltages on old vs new, colors of wires, etc. Got all that done in the last few days, removed the pins with paper clip tool, etc. Soldered up and heat shrink or taped the wire connections, tested the connections to make sure all voltages were corrrect and matching old unit, etc. Installed new unit, wires were a bit long but all was working fine. Was updating w7 64 from microsoft site, had a lot of downloads as the os was recent re-install. About 3/4 thru the installation of 120 updates the computer justwent poof (no noise or smoke) and just turned off, black screen. Thought maybe something happened with the updates, so waited about 2 minutes and turned system back on. Now system will not boot to bio
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_990 Video Add a Photo Add a Page Wiki Activity Watchlist Random page Recent changes Front Panel Lights - Optiplex 990 159pages on this wiki Edit Classic editor History Talk0 Diagnostic Lights Edit There are 4 diagnostic lights on the Dell 990 CPU numbered 1, 2, 3, and 4. In adidtion the power button can be blank, orange, or blue. Each dell optiplex combination corresponds to a particular error which can be seen in the below chart. Light Pattern Problem Description Suggested Resolution The computer is off or not receiving power Plug the computer into a working electrical outlet and press the power button. A possible system board failure has occurred. Unplug the CPU for 1 minute then reconnect and power on. dell optiplex 960 A possible system board, power supply, or peripheral failure has occurred. Power off computer, leaving the computer plugged in. Press and hold the power supply test button at the rear of the power supply unit. If the LED next to the switch illuminates, the problem may be with your system board. If the LED next to the switch does not illuminate, disconnect all internal and external peripherals, and press and hold the power supply test button. If it illuminates, there could be a problem with a peripheral. If the LED still does not illuminate, remove the PSU connections from the system board, then press and hold the power supply button. If it illuminates, there could be a problem with the system board. Memory modules are detected, but a memory power failure has occurred. If two or more memory modules are installed, remove the modules, then re-install one module and re-start the computer. If the computer starts normally, continue to install additional memory modules (one at a time) until you have identified a faulty module