diff --git a/samples/configmap/powermax-array-config.yaml b/samples/configmap/powermax-array-config.yaml
index 14034e43..645b2117 100644
--- a/samples/configmap/powermax-array-config.yaml
+++ b/samples/configmap/powermax-array-config.yaml
@@ -17,7 +17,11 @@ metadata:
   namespace: powermax
 data:
   powermax-array-config.yaml: |
-    X_CSI_POWERMAX_PORTGROUPS: "" # required for ISCSI 
-    X_CSI_TRANSPORT_PROTOCOL: "" # Defaults to auto
-    X_CSI_POWERMAX_ENDPOINT: "https://10.0.0.0:1234"
+    # List of comma-separated port groups (ISCSI only). Example: PortGroup1, portGroup2 Required for iSCSI only
+    X_CSI_POWERMAX_PORTGROUPS: ""
+    # Choose which transport protocol to use (ISCSI, FC, NVMETCP, auto or None) defaults to auto if nothing is specified
+    X_CSI_TRANSPORT_PROTOCOL: ""
+    # IP address of the Unisphere for PowerMax (Required), Defaults to https://0.0.0.0:8443
+    X_CSI_POWERMAX_ENDPOINT: "https://10.0.0.0:8443"
+    # List of comma-separated array ID(s) which will be managed by the driver (Required)
     X_CSI_MANAGED_ARRAYS: "000000000000,000000000000,"