This release includes patches which makes Logic to install/run without no need for serials:
Instructions:
1. Mount that Logic 9 Install Disc.
2. Run "Logic Studio NoSN Installer Patch .app" and choose as patching target "Install Logic Studio.mkpg" from the disc you previously mounted.
3. Now run Logic 9 Install and install it as usual. You'll notice it wont ask you for serial number during the installation.
4. Make sure you untick additional content in installer (Additional discs)
5. After installation is complete run "Logic Pro 9 NoSN Patch.app" browse for Logic 9 app and apply the patch.
6. Apply rest of the patches on other components with patches provided.
7. After you're done with patching run Logic 9 and voila!