Abstract: According to one embodiment, an electronic device receives inputs of video signals from a plurality of input systems. The electronic device includes a priority determination table, a video switching instruction module, a video switching module. In the priority determination table, video display priorities of the video signals from the input systems are determined in advance. The video switching instruction module instructs to switch among the video signals from the input systems on the basis of the priorities determined in the priority determination table. The video switching module switches among the video signals from the input systems according to a switching instruction from the video switching instruction module.

Abstract: According to one embodiment, an electronic apparatus includes a housing including a top wall, a keyboard supported on the top wall, and a speaker contained in the housing. A region of the top wall positioned on the front side of the keyboard comprises a palm-rest surface on which a user's hand is to be placed, and a speaker exposure surface including an opening part exposing the speaker to an outside of the housing. The speaker exposure surface is depressed and lower than the palm-rest surface.

Abstract: 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.

Abstract: According to one embodiment, an electronic device receives inputs of video signals from a plurality of input systems. The electronic device includes a priority determination table, a video switching instruction module, a video switching module. In the priority determination table, video display priorities of the video signals from the input systems are determined in advance. The video switching instruction module instructs to switch among the video signals from the input systems on the basis of the priorities determined in the priority determination table. The video switching module switches among the video signals from the input systems according to a switching instruction from the video switching instruction module.

Abstract: A daughterboard to be attached to a motherboard on which a host controller is mounted includes a first connector electrically connected to the host controller, a bridge controller electrically connected to the first connector, a chip electrically connected to the bridge controller, and a second connector electrically connected to the bridge controller and configured to electrically connect to other daughterboards.

Abstract: According to one embodiment, an electronic apparatus includes a housing including a top wall, a keyboard supported on the top wall, and a speaker contained in the housing. A region of the top wall positioned on the front side of the keyboard comprises a palm-rest surface on which a user's hand is to be placed, and a speaker exposure surface including an opening part exposing the speaker to an outside of the housing. The speaker exposure surface is depressed and lower than the palm-rest surface.

Abstract: An electronic apparatus includes: a housing; a motherboard that is accommodated in the housing; a first daughterboard that is accommodated in the housing; a second daughterboard that is accommodated in the housing; a host controller that is mounted on the motherboard; a bridge controller that is mounted on the first daughterboard and electrically connected to the host controller; a first chip that is mounted on the first daughterboard and electrically connected to the bridge controller; and a second chip that is mounted on the second daughterboard and electrically connected to the bridge controller.

Abstract: According to one embodiment, an electronic apparatus includes a housing including a top wall, a keyboard supported on the top wall, and a speaker contained in the housing. A region of the top wall positioned on the front side of the keyboard comprises a palm-rest surface on which a user's hand is to be placed, and a speaker exposure surface including an opening part exposing the speaker to an outside of the housing. The speaker exposure surface is depressed and lower than the palm-rest surface.

Abstract: An electronic apparatus includes: a housing; a motherboard that is accommodated in the housing; a first daughterboard that is accommodated in the housing; a second daughterboard that is accommodated in the housing; a host controller that is mounted on the motherboard; a bridge controller that is mounted on the first daughterboard and electrically connected to the host controller; a first chip that is mounted on the first daughterboard and electrically connected to the bridge controller; and a second chip that is mounted on the second daughterboard and electrically connected to the bridge controller.

Abstract: An electronic apparatus includes: a housing; a motherboard that is accommodated in the housing; a first daughterboard that is accommodated in the housing; a second daughterboard that is accommodated in the housing; a host controller that is mounted on the motherboard; a bridge controller that is mounted on the first daughterboard and electrically connected to the host controller; a first chip that is mounted on the first daughterboard and electrically connected to the bridge controller; and a second chip that is mounted on the second daughterboard and electrically connected to the bridge controller.

Abstract: According to one embodiment, an electronic apparatus includes a housing including a top wall, a keyboard supported on the top wall, and a speaker contained in the housing. A region of the top wall positioned on the front side of the keyboard comprises a palm-rest surface on which a user's hand is to be placed, and a speaker exposure surface including an opening part exposing the speaker to an outside of the housing. The speaker exposure surface is depressed and lower than the palm-rest surface.

Abstract: An electronic apparatus includes: a housing; a motherboard that is accommodated in the housing; a first daughterboard that is accommodated in the housing; a second daughterboard that is accommodated in the housing; a host controller that is mounted on the motherboard; a bridge controller that is mounted on the first daughterboard and electrically connected to the host controller; a first chip that is mounted on the first daughterboard and electrically connected to the bridge controller; and a second chip that is mounted on the second daughterboard and electrically connected to the bridge controller.

Abstract: 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.

Abstract: According to one embodiment, an electronic device includes a built-in speaker unit, a first amplifier which drives the built-in speaker unit, a first output circuit which outputs, to the first amplifier, an audio signal in a first frequency range, a second amplifier which drives the detachable speaker unit, a plurality of output circuits each outputting an audio signal in a different frequency range, and a selecting unit which, when the detachable speaker unit is attached to the electronic device, obtains information representing characteristics of the detachable speaker unit from the detachable speaker unit, and, based on the information, selects one of the output circuits to output the audio signal to the second amplifier.

Abstract: According to one embodiment, an information processing apparatus comprises a memory section which stores plural types of output characteristic information that correspond to plural types of speakers, a main body on which one type of the plural types of speakers is mounted, a detector section which detects a type of the speaker mounted on the main body, means for selecting one from among the plural types of output characteristic information on the basis of a result of the detection, and an audio controller which adjusts frequency characteristics of an audio signal to be supplied to the speaker in accordance with the selected output characteristic information.

Abstract: An information processing apparatus includes a body and a keyboard detachably attached to the body. A first connector is provided in the body and is electrically connected to the keyboard. A first radio communication section is provided in the body. A second connector is provided in the keyboard and is connectable to the first connector to transfer a signal when the keyboard is attached to the body. A second radio communication section is provided in the keyboard to transmit/receive a radio signal to/from the first radio communication section when the keyboard is removed from the body.