Добавлю в картинках ...
и не забыть тормознуть сервер СМ+ и кассовый а то тормозят

Microsoft Windows [Версия 5.2.3790]
(С) Корпорация Майкрософт, 1985-2003.

D:\oracle\product\10.2.0\db_1\BIN>set ORACLE_SID=dbcentr

D:\oracle\product\10.2.0\db_1\BIN>emca -deconfig dbcontrol db -repos drop

STARTED EMCA at 12.01.2010 0:24:58
EM Configuration Assistant, Version 10.2.0.1.0 Production
Copyright (c) 2003, 2005, Oracle. All rights reserved.

Enter the following information:
Database SID: dbcentr
Listener port number: 1521
Password for SYS user:
Password for SYSMAN user:

Do you wish to continue? [yes(Y)/no(N)]: y
12.01.2010 0:25:59 oracle.sysman.emcp.EMConfig perform
INFO: This operation is being logged at D:\oracle\product\10.2.0\db_1\cfgtoollog
s\emca\dbcentr\emca_2010-01-12_12-24-58-AM.log.
12.01.2010 0:26:01 oracle.sysman.emcp.util.DBControlUtil stopOMS
INFO: Stopping Database Control (this may take a while) ...
12.01.2010 0:26:04 oracle.sysman.emcp.EMReposConfig dropRepository
INFO: Dropping the EM repository (this may take a while) ...
12.01.2010 0:26:54 oracle.sysman.emcp.EMReposConfig invoke
INFO: Repository successfully dropped
Enterprise Manager configuration completed successfully
FINISHED EMCA at 12.01.2010 0:26:55

D:\oracle\product\10.2.0\db_1\BIN>set ORACLE_SID=dbcentr


D:\oracle\product\10.2.0\db_1\BIN>emca -config dbcontrol db -repos create

STARTED EMCA at 12.01.2010 0:29:35
EM Configuration Assistant, Version 10.2.0.1.0 Production
Copyright (c) 2003, 2005, Oracle. All rights reserved.

Enter the following information:
Database SID: dbcentr
Listener port number: 1521
Password for SYS user:
Password for DBSNMP user:
Password for SYSMAN user:
Password for SYSMAN user: Email address for notifications (optional):
Outgoing Mail (SMTP) server for notifications (optional):
-----------------------------------------------------------------

You have specified the following settings

Database ORACLE_HOME ................ D:\oracle\product\10.2.0\db_1

Database hostname ................ center7
Listener port number ................ 1521
Database SID ................ dbcentr
Email address for notifications ...............
Outgoing Mail (SMTP) server for notifications ...............

-----------------------------------------------------------------
Do you wish to continue? [yes(Y)/no(N)]: y
12.01.2010 0:30:26 oracle.sysman.emcp.EMConfig perform
INFO: This operation is being logged at D:\oracle\product\10.2.0\db_1\cfgtoollog
s\emca\dbcentr\emca_2010-01-12_12-29-35-AM.log.
12.01.2010 0:30:28 oracle.sysman.emcp.EMReposConfig createRepository
INFO: Creating the EM repository (this may take a while) ...
12.01.2010 0:32:10 oracle.sysman.emcp.EMReposConfig invoke
INFO: Repository successfully created
12.01.2010 0:32:15 oracle.sysman.emcp.util.DBControlUtil secureDBConsole
INFO: Securing Database Control (this may take a while) ...
12.01.2010 0:32:34 oracle.sysman.emcp.util.DBControlUtil secureDBConsole
INFO: Database Control secured successfully.
12.01.2010 0:32:34 oracle.sysman.emcp.util.DBControlUtil startOMS
INFO: Starting Database Control (this may take a while) ...
12.01.2010 0:33:14 oracle.sysman.emcp.EMDBPostConfig performConfiguration
INFO: Database Control started successfully
12.01.2010 0:33:15 oracle.sysman.emcp.EMDBPostConfig performConfiguration
INFO: >>>>>>>>>>> The Database Control URL is <<<<<<<<<<
<
Enterprise Manager configuration completed successfully
FINISHED EMCA at 12.01.2010 0:33:15

D:\oracle\product\10.2.0\db_1\BIN>