pcm PDF

A technical document that outlines the spare parts requirements and software versions for the PCM2.1 and BOSE amplifier in the 2005 Porsche 911 Carrera. It provides detailed instructions for updating or replacing the BOSE amplifier and PCM2.1 control units. The document includes a list of part numbers, descriptions, and procedures for software updates, emphasizing the compatibility and necessary steps for successful upgrades. It also contains schematics and diagrams illustrating the control units and navigation systems.