This is the drive module, which consists of the key switch and the cables required to connect the two hard drives.
Installation
The manual contains very clear illustrations on how to install the system. As you can see here, both IDE drives have to be running at a single IDE port. Each master jumper is replaced by the NickLock connector.
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Patrick Schmid was the editor-in-chief for Tom's Hardware from 2005 to 2006. He wrote numerous articles on a wide range of hardware topics, including storage, CPUs, and system builds.
