http://www.disoln.org/2012/09/Informatica-PowerCenter-9-Installation-and-Configuration-Complete-Guide.html
This article provides complete step by step instruction for installation and configuration of Informatica PowerCenter 9.x. This includes the installation of server components, configuration of different Informatica services and client installation and configuration.
- Download Installation Pack.
- Unpack the Installation Package.
- Install Informatica PowerCenter Server.
- Domain Configure.
- Configure Repository Service.
- Configure Integration Service.
- Client Installation.
- Installation Known Issues and Solution.
Download Installation Pack
Step : 1Informatica PowerCenter trail version can be downloaded from https://edelivery.oracle.comLog on to https://edelivery.oracle.com and accept the Terms and Conditions.Step : 2Choose the Product package as shown below and Click Continue.
Step : 3Locate the download package as shown in below image.
Step : 4Download the packages to D:\INFA9XUnpack the Installation Package
Step : 1
Unzip all the the four downloaded zip files into D:\INFA9X. Hint : Use the program WinRAR to unzip all the files. After unzipping you will see below files and folders.
Step : 2
Unzip dac_win_101314_infa_win_32bit_910.zip into the the same folder D:\INFA9X. After unzipping you will see below files and folders.
Install Informatica PowerCenter Server
Step : 1To locate install.exe, Navigate to D:\INFA9X\dac_win_101314_infa_win_32bit_910 as shown in below image. double click on the install.exe. Step : 2Installation wizard Starts. Choose the installation type.Click Next.
Step : 3Installation Pre-requisites will be shown before the installation starts as below.Click Next. 
Step : 4Enter the license key. You can locate the license key from D:\INFA9X\EXTRACT\Oracle_All_OS_Prod.key.
Click Next.
Step : 5Pre-installation summery will give the items installed during the installation process based on the license key.
Click Next
Step : 6Installation Begins. It takes couple of minutes to finish. Soon after completion of this step, Configuring Domain window opens. Continue the steps from Domain Configuration.
Domain Configuration.
Step : 1- Choose “Create a Domain” radio button.
- Check “Enable HTTPS for Informatica Administrator”
- Leave the Port number as it is and choose “Use a keystore file generated by the installer”
Click Next.
Step : 2Provide the Repository database details as below.- Database Type : Choose your Repository database (Oracle/SQL Server/Sybase)
- Database user ID : Database user ID to connect database.
- User Password : Password.
- Schema Name : If Schema name is not provided default schema will be used.
- Database Address and Port : Machine on which database in installed and default port number.
- Database Service Name : Database Name.
Below image shows the configuration using SQL Server.Click Next.
Step : 3You can give the Domain details, Admin user details now.- Domain Name : Name of your Domain.
- Node Host Name : Machine name on which Informatica Server is running.
- Node Name : Name of the Node.
- Node Port Number : Leave the default port Number.
- Domain user name : This is the Administrator user
- Domain password : Administrator password
Note : Remember your Admin User ID, Password to log on to Admin Console later in the installation.
Step : 4Use the default configuration and Click Next.
Step : 5Installation is complete and you get the post-installation summery. You get a link to the installation log file and a link to Admin console.Click Done.
Configure Repository Service
Step : 1Go to Start menu and Click on “Informatica Administrator Home Page”. This will open up the Admin Console in a web browser.
Step : 2Log on to Admin console using your Admin User ID and Password. You set your Admin User ID and Password in “Domain Configuration” section Step 3
Step : 3Once you Log on you will see the Screen just like shown below.
Step : 4Choose your Domain Name from “Domain Navigator”, Click on “Actions”, Choose “New” and “PowerCenter Repository Service”.
Step : 5A new screen will appear, Provide the details as shown below.- Repository Name : Your Repository Name.
- Description : An optional description about the repository.
- Location : Choose the Domain you have already created. If you have only one Domain, this value will be pre populated.
- License : Choose the license key from the drop down list.
- Node : Choose the node name from the drop down list.
Click Next.
Step : 6A new screen will appear, Provide the Repository database details.- Database Type : Choose your Repository database (Oracle/SQL Server/Sybase)
- Username : Database user ID to connect database.
- Password : Database user Password.
- Connection String : Database Connection String.
- Code Page : Database Code Page
- Table Space : Database Table Space Name
- Choose “No content exists under specified connection string. Create new content”
Click Finish
Step : 7It takes couple of minutes create Repository content. After the repository creation below screen will be seen. 
Step : 8The repository service will be running in “Exclusive” mode as shown below. This needs to be change to “Normal” before we can configure Integration service.Click “Edit” Repository Properties.
Step : 9A pop up window appears, Set the properties- Operation Mode : Normal
- Security Audit Trail : No
Click OK.Click OK for the next two pop up windows which confirms the Repository Restart to change the Repository Operating Mode.
Configure Integration Service
Step : 1Choose your Domain Name from “Domain Navigator”, Click on “Actions”, Choose “New” and “PowerCenter Integration Service”.
Step : 2A new window will appear, Provide the details as shown below.- Name : Your Integration Service Name.
- Description : An optional description about the repository.
- Location : Choose the Domain you have already created. If you have only one Domain, this value will be pre populated.
- License : Choose the license key from the drop down list.
- Node : Choose the node name from the drop down list.
Click Next.
Step : 3A new window will appear, Provide the details as shown below.- PowerCenter Repository Service : Choose your Repository Service Name from the drop down list.
- Username : Admin user name.
- Password : Admin password.
- Data Movement Mode : ASCII.
Click Finish.
Step : 4A pop up window will appear, Choose the Code Page as ANSI.Click OK.
Step : 5Window will be closed and you can see all the configured services in the “Domain Navigator”
With that we are all done with the installation and configuration for Informatica PowerCenter Server.Client Installation.
Step : 1Go to D:\INFA9X as shown in below image. Click on the install.bat. Step : 2Installation wizard Starts.Click Start.
Step : 3Installation wizard Starts. Choose the installation type as in the below image.Click Next.
Step : 4Installation Pre-requisites will be shown before the installation starts as below.Click Next. 
Step : 5Choose the client tools you need. Only PowerCenter Client is mandatory.Click Next. 
Step : 6Choose the client installation directory.Click Next. 
Step : 7You can choose the type of Eclipse installation in this step. This window will be available if you choose to install “Informatica Developer” or “Data Transformation Studio”.Click Next. 
Step : 8Pre-installation summery will give the items installed during the installation process.Click Next.
Step : 9Installation Begins. It takes one or two minutes to complete this step. 
Step : 10Installation is complete and you get the post-installation summery. 
With that we are all done with the installation and configuration for Informatica PowerCenter Client. Installation Known Issues and Solution.