Blinking orange light in Dell OptiPlex 745 is generally known as bad power issue it is may be due to faulty power supply or the supply to main unit are not correct i.e +5v. It is the main cause found however you can also soft reset your Dell system and check as error can also be seen while working for a long time.
If your Dell laptop is not turning on after your last shut down you can read here To Fix My Dell Laptop That Won’t Turn on Issue. While using the system if you restart the system or after you last work your system won’t turn on and orange light blinking you can read below listed methods and solve Dell OptiPlex 745 orange light blinking issues.
Steps to Fix Dell OptiPlex 745 Blinking Orange Power Light:
METHOD1: SOFT RESET DELL
Step1: Shut down the computer and disconnect all the cables (power cables) & devices connected to it.
Step2: Now press the power button for 1 minute to drain power in the system.
Step3: Connect the power cable and all the necessary peripherals i.e mouse and keyboard.
Step4: Restart the computer and check if the issue is fixed.
Step5: Change the socket for power supply and verify the issue is resolved.
METHOD2: REPAIR POWER SUPPLY TO MOTHERBOARD
Step1: Open dell PC cover and locate the power supply box of the CPU.
Step2: Cut the green wire find connected to power supply from the middle and strip the wire.
Step3: Cut a new wire can be used to connect between two ends.
Step4: Solder the piece of wire between the two points of connection.
Step5: Cover them by fixing electrical tape and plug in the power cable.
Step6: Press power button and check if fan is rotating at the highest speed.
Call Dell Support Number +1-844-395-2200 to Fix Dell Blinking Orange Light Issue
If after executing the two given methods in blog you are not able to fix the warning lights error in Dell system. To get in touch with Dell certified professionals call now Dell customer support number round the clock to get round the clock assistance. To get instant assistance from our experienced team of experts dial +1-844-395-2200 toll free number for right solution.