It is a "!" is a yellow triangle
Check that device manager recognizes the device with no errors or warnings.
Yellow Triangle or Question Mark.
Red X means that particular device is disabled.
Devices that don't appear in device manager--- such as a scanner, printer, or some USB or FireWire devices--- Page 814 in the A+ CompTIA 2009 7th edition (2. Check that Device Manager reconizes the device with no errors or warnings.)
yellow triangle or yellow exclamation mark
yellow question mark.esclamation point red x on the device icon
what is device manager and steps to see the detail of device manager
device manager
Device Manager
Device manager
Use the device manager. Right-click on the device in the device manager that you wish to uninstall, and select "Uninstall". To get to the device manager (the quick way), right-click on "My Computer", and go to Manage, then click on Device Manager.
check the device manager. click run, type devmgmt.msc