US Patent 8045327 Electronic apparatus

According to one embodiment, an electronic apparatus includes a housing, a partition, a first cooling fan, and a second cooling fan. The partition partitions an inside of the housing into a first chamber and a second chamber. The first chamber communicates with a first inlet, a third inlet, and a first outlet. The second chamber communicates with a second inlet and a second outlet. The first cooling fan locates above the third inlet in the first chamber, and includes a first intake configured to draw air in the first chamber, and a second intake configured to draw air outside the housing through the third inlet, the first cooling fan being configured to discharge the air to a heat sink. The second cooling fan locates in the second chamber and is configured to draw air in the second chamber, and to discharge the air to the second outlet.