Sometimes IDE CD-ROM drives will not be detected either due to the fact that they are on a IDE channel the BIOS doesn't know about, or that when queried, replies back with data that Linux thinks is bogus. To solve your problem, you need to specify the the CD-ROM drive from the LILO boot prompt. If you need to do a hard drive installation due to some problem with your CD-ROM, you will need to follow these steps. From there you will need to copy the items from the CD-ROM over to the hard drive. Once you have done this, you can start the installation and choose a hard drive install.
Laptops are one of the hardest pieces of hardware to support in the industry.
Many times the company that constructs the hardware has to tweak a chip-set to make it fit in the confined structure or meet certain power requirements. 7s are errors indicating a hardware error in memory or on the bus. This can be due to problems in executables or with the hardware of the system. The Linux kernel uses a lot more capabilities of the CPU, Cache, and memory, and is more prone to faulting on marginal hardware. Red Hat Inc. Check the errata for updates and also the FTP site to see if newer versions are available.