Patent ID: 7353992

Claim:
An external storage apparatus comprising: a main body; a memory substrate, on which at least a semiconductor memory is mounted, having an external connection terminal at one end thereof; a substrate through-hole through which said memory substrate is inserted to be held; a substrate holder fixing said memory substrate to said main body in a state that said external connection terminal projected outwards from one end open portion of said substrate through hole; a cap for protecting said external connection terminal and freely attachable and detachable to and from said substrate holder; said external storage apparatus characterized in that: on said memory substrate, an image sensor provided with a sensing surface at upper portion thereof for fingerprint authentication is mounted at a surface on an opposite side to a surface mounted said external connection terminal; said substrate holder has a protective plate on which a window positioned directly above said image sensor is formed so as to expose a sensing surface to outside; holding section for holding said protective plate in a vertical direction is provided within said main body.