I recently picked up a Macintosh SE for $5. The hard disk was dead, as I expected. I put in a boot disk and turned the computer back on. However, I soon realized I was using a System 1.1 Boot disk, which is not compatible with the SE. I don't have an ADB mouse/keyboard, only a 128k/512k/Plus keyboard and mouse. I tried pulling out the disk (I didn't know about the pinhole by the disk drive when I was doing this) , and it came out. I noticed that a small metal bracket is now in the middle of the floppy drive. Is this normal? I noticed it moves upwards when the mac is turned on. I am having some