Add note about image registry (#26)

modules/chapter1/pages/install-general-info.adoc

@@ -5,7 +5,7 @@ Red{nbsp}Hat OpenShift AI is available to install a self-managed version as an o
 
 [INFO]
 ====
-The product name has been recently changed to *Red{nbsp}Hat OpenShift AI*, but the operator still uses the earlier name: *Red{nbsp}Hat OpenShift Data Science*.
+The product name has been recently changed to *Red{nbsp}Hat OpenShift AI (RHOAI)*, but the operator still uses the earlier name: *Red{nbsp}Hat OpenShift Data Science*.
 
 In this course, most references to the product use the new name.
 However, references to the operator and UI elements might still use the previous name.
@@ -21,3 +21,11 @@ The *NVIDIA GPU Operator* is required for GPU support in  Red Hat OpenShift AI.
 
 https://docs.openshift.com/container-platform/4.13/hardware_enablement/psap-node-feature-discovery-operator.html[Node Feature Discovery Operator]::
 The *Node Feature Discovery Operator* is a prerequisite for the *NVIDIA GPU Operator*.
+
+
+[IMPORTANT]
+====
+Make sure that the https://access.redhat.com/solutions/6993520[internal OpenShift image registry] is running before installing and running RHOAI.
+
+RHOAI uses the internal image registry to pull prebuilt notebook images that are used to run containerized workbenches.
+====