Hello ramuk,

Restart your system before installing

  1. Once you see the 1603 error, restart your system.
   2.Download and install the offline installer package.
   3.When prompted, choose Save in the download dialog box, and save the download package in a convenient       place (e.g. save on the desktop).
   4.Double click on the downloaded installation file to start the installation process.

Uninstall Java versions before installing

 1.  If the above instructions fail to resolve the issue, it is recommended that you uninstall all existing Java versions from the system.
   2.Reboot the system after you uninstall all Java versions, before trying to install.

Option 2: Disable Java content through the Java Control Panel

This option disables Java content in the browser prior to installing.

   1.Once you see the 1603 error, close the installer.
   2.Find and launch the Java Control Panel
   3.Uncheck (de-select) Enable Java content in the browser option
       In the Java Control Panel, click the Security tab.
       Uncheck the option Enable Java content in the browser.
       Click Apply and then OK to confirm the changes.
   Reinstall Java and re-enable Java content in the browser
       Download and install the offline installer package.
       After the installation has completed, re-enable the option to Enable Java content in the browser, if you require running Java content in the browser.

Thank you!

Hello. Here solution for different java version I hope you get solution from anyone in this. 'INSTALL Java 7.x'

   First, make sure your Operating System is updated. Click the Windows Start Button and select Settings then Control Panel. Click Windows Update in the Control Panel list.
   Next, to install Java go to the Java website: http://www.java.com/en/download/manual.jsp. Click to download the appropriate version for your Windows operating system. Click the link just to the right of the red arrow icon to get the download.
   Download and then run the update, clicking Yes, OK, and Install as prompted. Make sure to uncheck any box for installing the Ask Toolbar. You do not want to install the Ask Toolbar, only Java.
   If you get a message saying you have already installed the update and your system is current then no further action is needed.

upbold textdate java for Windows XP

   Go to the Windows Start Button and select Settings then Control Panel.
   Click Java in the Control Panel list, it has an icon of a coffee cup with steam. 
   Select the Update tab then click the Update Now button.
   Click Yes to allow changes.
   Download and then run the update, clicking Yes, OK, and Install as prompted. Make sure to uncheck the box for installing the Ask Toolbar. You do not want to install the Ask Toolbar, only the Java update.
   If you get a message saying you have already installed the update and your system is current then no further action is needed.

update java for Windows 7'’’

   Go to the Windows Start Button and select Control Panel.
   In the upper right corner, make sure that View By: is set to Small Icons. If needed, change the view by selecting Small Icons from the View By: drop-down list.
   Click Java (32-bit) in the Control Panel list, it has an icon of a coffee cup with steam. 
   Select the Update tab then click the Update Now button.
   Click Yes to allow changes.
   Download and then run the update, clicking Yes, OK, and Install as prompted. Make sure to uncheck the box for installing the Ask Toolbar. You do not want to install the Ask Toolbar, only the Java update.
   If you get a message saying you have already installed the update and your system is current then no further action is needed.