Patent ID: 8553357

Claim:
A data storage system, comprising: one or more hard disk drive systems, at least one of the one or more hard disk drive systems comprises: one or more drive mechanical modules configured to store data; and a drive control module electrically coupled to the one or more drive mechanical modules and configured to control at least one mechanical operation in the one or more drive mechanical modules, wherein the drive control module comprises: a circuit board assembly comprising a pair of opposing sides; and one or more heat producing components coupled to the circuit board assembly; one or more air passages on each of the sides of the printed circuit board assembly of the drive control module, wherein at least one of the one or more air passages on each side of the printed circuit board assembly is configured to allow a stream of air to flow across at least one of the one or more heat producing components on the printed circuit board assembly; and one or more air moving devices configured to move air through the one or more air passages on the at least one side of the printed circuit board assembly.