An electronic apparatus includes: a housing that is provided with an opening at a bottom face thereof; a printed circuit board accommodated in the housing; a first lid member that is detachably arranged so as to cover the opening; a disk drive that is mounted in a lower position than the printed circuit board inside the opening in a state where the first lid member is removed from the opening; and a second lid member that is detachably arranged so as to cover the opening in a state where the disk drive is mounted inside the opening, wherein the second lid member has a storage section, and the disk drive is stored in the storage section.