A new link to the online help has been added to the Edit Fence Agent window. Update Administration Guide, Procedure 7.16. Setting fencing parameters on a host, Table 7.3. Edit fence agent Settings, Procedure 7.4. Configuring Power Management Settings. Update screen shots.
Closing this based on https://bugzilla.redhat.com/show_bug.cgi?id=1434019#c3. There is now nothing to document, as the link is hidden.