After re-installing Microsoft Windows and then downloading and installing drivers on a Dell computer you may notice that you are still left with missing drivers for both a PCI Serial Port and a PCI Simple Communications Controller when you open Device Manager.
To locate these missing drivers, open your web browser and go to support.dell.com. Click on Support For Home, and then enter your Dell Service Tag. Click on View Drivers and Downloads and select the correct operating system from the list. You’ll find the drivers for the PCI Serial Port and the PCI Simple Communications Controller listed underneath the Chipset heading.
Driver Download For PCI Serial Port:
Select the Intel AMT SOL / LMS driver from the Drivers & Downloads section on Dell’s website. This will install the Intel Active Management Technology software on to your computer which includes the missing PCI Serial Port driver.
Driver Download For PCI Simple Communications Controller:
Select the Intel AMT HECI driver from the Drivers & Downloads section on Dell’s website. This will install the Intel Management Engine Interface software on to your computer which includes the missing PCI Simple Communications Controller driver.
Both the PCI Serial Port and the Simple Communications Controller will be properly identified in Device Manager after you download and install the above drivers. There are multiple models of Dell computers that will require these drivers including the Latitude E6500, Optiplex 760, and the Optiplex 755 just to name a few.