Dell PowerEdge T620 Technical Manual page 15

Feature
Quick Resource Locator (QRL)
The T620 has two versions of the front panel depending on the orientation of the system. The front
control panel for a tower server has an LCD, which is an iDRAC-controlled graphics display that
provides system information through error codes.
The front control panel for a rack server has a VGA port to support a monitor.
A useful feature included with Dell PowerEdge 12
(QRL)—a model-specific Quick Response (QR) code that is located inside the T620 chassis cover
(see Figure 8). Use your smartphone to access the Dell QRL app to learn more about the server.
This QRL code allows you to:
View step-by-step videos, including overviews of system internals and externals, as well as

detailed, concise, task-oriented videos and installation wizards
Description
This code on the chassis can be scanned by a smartphone application to
access additional information and resources for the server, including
videos, reference materials, service tag information, and Dell contact
information.
th
generation servers is the Quick Resource Locator