Now click on Current and choose 1 Partition Open Disk Utility and then Choose the hard disk from the left panel,and click on Partition.Below are the steps to prepare the installation pen drive: Well, you need not follow these steps if your computer is already running on Snow Leopard. Sage mode, type -x (use this if you fail to boot into installer).Verbose mode, type -v (use for troubleshooting as it gives detailed description of problems).For AMD Radeon 6670 type, PCIRootUID=0 (Nvidia cards are supported by default) and for any other graphics support, type GraphicsEnabler=No.And to start the installer, you can use the below options: But this will happen only if bootable USB drive is plugged in. Now when you restart your computer, Chimera boot screen would pop up.And also set HDD SATA mode to AHCI, ACPI to S3 and Xtreme hard drive to Disabled.Set USB-HDD in the highest order or boot priority sequence.Press F10, F12 or DEL (whatever works on your computer), to enter into BIOS settings.Like every other OS installation, you need to do some tweaking with the BIOS settings.
This would also require you to complete some registration
Click on Format tab and then click on Mac OS Extended (Journaled), and then to save it, click on Apply and Partition You need to choose the format type now.Now name it the way you want (lets say BootME) and then click on Options and choose Master Boot Record.So, choose the pen drive from the panel on left hand side and click on Partition. We need to creation partitions on the pen drive now.Plug in the storage device or pen drive into the Mac machine and launch its Disk Utility by navigating as Applications > Utilities.(Either get it from App Store or buy its installation USB drive) First thing you need is a bootable USB which needs to be created on Mac machine.Steps To Install Mac OS X Lion On Computer Using USB In this tutorial, we would be using a nifty tool, UniBeast which would make the whole installation business simple. I have come up with a step by step guide to install Mac OS X Lion on computer using USB without much of fuss. Yes, it wont give you the same experience, but you would be atleast working on Macintosh OS. Who said you need to dust off $1200 to work on Mac? If you want, you can install it on your computer too.