On to the computer where you want to install Exchange
Connector, navigate to Start → Administrator Tools → Computer Management and
do the following.
Expand the Local Users and Groups folder
from the left tree, and then double-click Groups.
Right-click Administrators and
click Properties.
Click Add button on the General tab,
and do the following:
Type the user name that you created in Step 1 of this procedure in
the Login name field and click Search.
Select
Users, Computers, Services, Accounts, or Group dialog
box appears.
Type the user name with the domain name (for example: domainname\username)
in the Enter the object name to select field
and click Check Names.
Click OK.
Click OK on the Administrator
Properties dialog box.
On to the Active Directory server, do the following:
Navigate to Start → Administrative Tools → Active Directory
Users and Computers.
Expand the Users folder from the left tree.
Right-click the account (user name) you created in Step 1 of this procedure and
click Add to a group.
Do one of the following:
For Exchange Server 2007, type Exchange
Organization Management in the Enter the
object name to select field and click Check
Names.
For Exchange Server 2010, type Organization Administrators in
the Enter the object name to select field
and click Check Names.
Click OK and then click OK on
the confirmation screen.
On to the Active Directory server, do the following:
Navigate to Start → Administrative Tools → Active Directory
Users and Computers.
From the menu bar, click View → Advanced Features.
Expand the Users folder from the left tree.
Right-click the account (user name) you created in Step 1 of this procedure and
click Properties.
On the Security tab, click Add.
Type the user name you created in Step
1 with the domain name (for example: domainname\username)
in the Enter the object name to select field,
click Check Names, and then click OK.
Select the user name in Group or user name list,
and click Advanced.
Select Include inheritable permissions
from this object’s parent and click OK.