I used these, works fine:
The following "Operations" will need to have a check next to them
Can administer Enterprise Vault
Can manage Enterprise Vault Exchange Journaling tasks
Can manage Enterprise Vault Exchange Mailbox tasks
Can Administer Archives
Can administer all Enterprise Vault policies
Can administer all Enterprise vault targets
Can administer Enterprise Vault archives
Can administer Enterprise Vault Exchange Journaling policies
Can administer Enterprise Vault Exchange mailbox policies
Can administer Enterprise Vault Exchange policies
Can administer Enterprise Vault Exchange targets
Can administer Enterprise Vault policies
Can administer Enterprise Vault servers
Can administer Enterprise Vault targets
Can administer Enterprise Vault Vault Stores
Can administer Retention Categories
Can manage Enterprise Vault Exchange Journaling tasks
Can manage Enterprise Vault Exchange Mailbox tasks
Can manage Enterprise Vault services
Can manage Enterprise Vault tasks
Can manage Exchange Journal Archives
Can manage Exchange Mailbox Archives
Can use Server Manager
Can View Site Archiving Defaults property page
Can view Site Archiving Usage Limit property page
Can view Site General property page
Can Site monitoring property page
Can view Site Schedule property page
Can view Site Shortcut Deletion property page
Can view Site Storage Expiry property page