Existing Wording: From the perspective of the consumer, how this functionality is performed is irrelevant, the only aspect of interest is a description of what the service module does, and the inputs and outputs it requires.

Proposed Wording: From the perspective of the consumer, how this functionality is performed is irrelevant; the only aspect of interest is a description of what the service module does, and the inputs and outputs it requires.

Comment:

Semi-colon rather than comma.

Summary:

Grammar suggestion.