JP2007110280A - Audio apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an audio apparatus having a function, where a user needs not readjust sound volume after the user adjusts the sound volume once. <P>SOLUTION: A sound volume adjustment position of an electron volume is set in response to the operation of the volume control of a body or the sound volume adjustment key in a remote controller, and sound is output from a speaker with set sound volume by the sound volume adjustment position. Sound volume information for indicating the sound volume adjustment position is stored in a memory, when the enter key of the remote controller is pressed for a long time. When the enter key of the remote controller is pressed twice, the volume information is read from the memory. The sound volume adjustment position of the electronic volume is set so that the sound can be output with the sound volume by the sound volume information, thus outputting the sound from the speaker with the sound volume by the sound volume information. After the user adjusts the sound volume once, the readjustment of sound volume is not required. <P>COPYRIGHT: (C)2007,JPO&amp;INPIT

Description

  The present invention has an electronic volume for adjusting a volume by changing a gain by an electronic volume, a preamplifier for amplifying an input audio signal, and power amplifying the audio signal amplified by the preamplifier to a speaker. The present invention relates to an audio apparatus including a main amplifier to be supplied, and more particularly, to a volume adjustment position setting process for an electronic volume for adjusting a volume output from a speaker.

  As recording media for recording video / audio data, there are a video tape which is a conventionally known magnetic tape, a DVD (Digital Versatile Disc) which has been widely used in recent years, and the like. Video / audio data is recorded / reproduced on a video tape by a magnetic tape recording / reproducing apparatus such as a video cassette recorder, and video / audio data is recorded / reproduced on an DVD by an optical disk recording / reproducing apparatus such as a DVD recorder.

  By the way, when video / audio data of a movie is recorded on a videotape or DVD, if a home theater model is configured to enjoy the movie, the movie can be viewed in an environment close to a movie theater. When configuring a home theater model, a display device that displays video preferably has a large screen, and in order to obtain powerful output of audio, an audio device that outputs audio with a wide frequency band from low to high is often used. . When constructing such a home theater model, it is particularly important that the sound effect be close to that in a movie theater, so the audio device can be connected to a magnetic tape recording / reproducing device or optical disk recording / reproducing device. Sound is output from the speaker of the apparatus.

  Conventionally, an audio device has a TV audio signal from a television receiver, an FM audio signal from an FM radio, a disc playback audio signal from an optical disc playback device or an optical disc recording / playback device, a tape playback audio signal from a magnetic tape recording / playback device, etc. , And a voice input switching circuit that selectively outputs one of these, a preamplifier that amplifies a voice signal selected by the voice input switching circuit by a predetermined process, and a power of the voice signal from the preamplifier. A main amplifier that amplifies and supplies to the speaker, a display unit that displays the operation status and operation contents of the device, a system controller that controls each component of the device, and stores information necessary for the operation of the system controller Infrared operation signals from the memory and remote control are received and converted into electrical signals, and the operation signals are A light receiving section that gives the controller, such as a plurality of operation keys and the electronic volume volume knob giving various operation signals and an operation panel provided to the system controller.

The preamplifier indicates an equalizer circuit that corrects the frequency characteristics of the audio signal output from the audio input switching circuit, an electronic volume for adjusting the volume of the audio output from the speaker, and the volume adjusted by the electronic volume. A sound quality adjusting circuit that adjusts the sound quality of the sound signal and an amplifier circuit that amplifies the sound signal adjusted by the sound quality adjusting circuit and supplies the amplified sound signal to the main amplifier.
JP 2002-246927 A JP 2002-247477 A JP 2003-188687 A Japanese Patent Laid-Open No. 2005-136871

  In a conventional audio device having such a configuration, when adjusting the volume of the sound output from the speaker by adjusting the electronic volume, the volume is adjusted by turning the volume knob provided on the operation panel of the audio device. Or adjusting the volume by operating the volume adjustment key on the remote control, but after one user finishes watching a movie, etc., when another user uses the audio device, the volume is changed. Sometimes. In such a case, when the user uses the audio device again, the volume becomes different from the previous one, and the volume is adjusted again by turning the volume knob or operating the volume adjustment key on the remote control. The problem arises that it is necessary and very inconvenient. Also, if the other user wants to listen to the same volume as before using the audio device again, similarly, adjust the volume by turning the volume knob or operate the volume adjustment key on the remote control. Therefore, it is necessary to adjust the volume, which causes a problem that it is very inconvenient.

  The prior art of Patent Document 1 is a method of selecting an audio / visual device (AV device), and is not related to a process of adjusting and setting a sound volume desired by a user in an audio device. The prior art of Patent Document 2 is intended to save energy in audio-visual equipment (AV equipment). When the cover is closed and the display is covered, the display is automatically turned off, and wasteful power consumption is achieved. This prior art is also not related to the process of adjusting and setting the sound volume desired by the user in the audio apparatus.

  Further, the prior art of Patent Document 3 is an in-vehicle audiovisual device, and when auto-presetting the frequency of a broadcasting station, it can be auto-preset by a simple operation. This does not relate to the process of adjusting and setting the volume desired by the user. The prior art in Patent Document 4 is an electronic device that realizes transmission / reception of pairing information by an audio signal and a pairing processing method for the electronic device, and this prior art also adjusts the volume desired by the user in the audio apparatus. It is not related to the processing to be set.

  The present invention has been made to solve the above-described problems, and an object of the present invention is to provide an audio device having a function that does not require volume adjustment again after the user has adjusted the volume once. .

  In order to achieve the above object, the invention of claim 1 has an electronic volume for adjusting the volume by changing the gain by the electronic volume, and a preamplifier that amplifies the input audio signal, and is amplified by this preamplifier. An audio device including a main amplifier that amplifies the received audio signal and supplies the amplified audio signal to a speaker in response to an operation of a volume knob on the main body or a volume adjustment key on a remote controller. Electronic volume setting means for setting; volume information storage means for storing volume information indicating a volume adjustment position set by the electronic volume setting means when a predetermined main body key or remote control key is pressed and held in a memory; and A unit for determining whether or not personal information of the user has been input after the volume information is stored in the memory. Information input determination means, personal information storage means for storing the personal information in the memory in correspondence with the volume information when it is determined that the personal information is input, and the predetermined main body key or remote controller Personal information presence / absence determining means for determining whether or not there is personal information in the memory when the key is pressed a predetermined number of times, and when it is determined that the personal information is present, the user has a key input operation for personal information. The volume information reading means for reading the volume information corresponding to the personal information from the memory, the volume information reading means for reading the volume information from the memory when it is determined that there is no personal information, Electronic volume setting control means for setting and controlling the volume adjustment position of the electronic volume so that sound can be output at the volume based on the volume information. Providing audio device characterized by comprising a beam controller.

  In this configuration, the electronic volume setting means sets the volume adjustment position of the electronic volume by the electronic volume setting means in response to the operation of the volume knob on the main body or the volume adjustment key on the remote controller, and the volume set by the volume adjustment position. Sound is output from the speaker. When the volume knob on the main body or the volume adjustment key on the remote control is operated to adjust the volume to a desired level, sound is output from the speaker at the adjusted volume.

  Here, for example, when the enter key of the remote control is pressed and held, the volume information indicating the volume adjustment position set by the electronic volume setting means is stored in the memory by the volume information storage means. When there are two or more users after the volume information is stored in the memory, it is necessary to input the user's personal information in order to identify who the stored volume information belongs to When, for example, a code number is input to the user's personal information using the numeric keys of the remote controller, it is determined by the personal information input determining means that the personal information has been input.

  If it is determined that the personal information has been input, the personal information is stored in the memory by the personal information storage means in association with the volume information. When there is only one user and it is not necessary to input personal information, or when there are two or more users and personal information is stored in the memory, for example, when the enter key of the remote control is pressed twice, Whether or not there is personal information in the memory is determined by the personal information presence / absence determining means.

  If it is determined that there is personal information, the user operates the numeric keys on the remote controller and inputs the personal information to the system controller. The volume information corresponding to the personal information is read from the memory by the means. On the other hand, when it is determined that there is no personal information, the volume information is read from the memory by the volume information reading means.

  After there are two or more users and the volume information corresponding to the user's personal information is read from the memory, or after there is only one user and the volume information is read from the memory, the volume based on the volume information is adjusted. Thus, the volume adjustment position of the electronic volume is set by the electronic volume setting control means so that the sound can be output, so that the sound is output from the speaker at the volume based on the volume information.

  According to this configuration, after each user adjusts the volume once, there is no need to adjust the volume again, so there is no need to adjust the volume repeatedly in volume performance measurement such as a home theater model, This saves you the trouble of adjusting the volume knob or operating the volume adjustment key on the remote control while measuring the volume.Also, in the normal use, the master volume adjustment often uses almost the same settings. It is possible to simplify the knob adjustment or the operation of the volume adjustment key on the remote control.

  The invention of claim 2 has an electronic volume for adjusting the volume by changing the gain by the electronic volume, amplifying the input audio signal, and power amplifying the audio signal amplified by the preamplifier. An electronic volume setting means for setting a volume adjustment position of the electronic volume in response to an operation of a volume knob of the main body or a volume adjustment key of a remote controller. Volume information storage means for storing, in a memory, volume information indicating a volume adjustment position set by the electronic volume setting means when a predetermined key is specified, and the predetermined key is a specific operation other than the specific operation Volume information reading means for reading volume information from the memory when the volume is read, and a volume based on the volume information Providing audio device characterized by comprising a system controller having an electronic volume setting control means for setting control the volume adjustment position of the electronic volume to allow sound output Te.

  In this configuration, the electronic volume setting means sets the volume adjustment position of the electronic volume by the electronic volume setting means in response to the operation of the volume knob on the main body or the volume adjustment key on the remote controller, and the volume set by the volume adjustment position. Sound is output from the speaker. When the volume knob on the main body or the volume adjustment key on the remote control is operated to adjust the volume to a desired level, sound is output from the speaker at the adjusted volume.

  Here, for example, when a predetermined key of the remote controller is specifically operated, the volume information indicating the volume adjustment position set by the electronic volume setting means is stored in the memory by the volume information storage means. When the predetermined key is operated for a specific operation other than the specific operation, the volume information is read from the memory by the volume information reading means. Thereafter, the volume adjustment position of the electronic volume is set by the electronic volume setting control means so that the sound can be output with the volume based on the volume information, and thereby the sound is output from the speaker with the volume based on the volume information. .

  According to this configuration, after the user adjusts the volume once, there is no need to adjust the volume again. This eliminates the need for adjusting the volume knob or operating the volume control key on the remote control while measuring the volume.Also, the master volume adjustment in normal use often uses the same settings. Can be simplified, or the operation of the volume adjustment key of the remote control can be simplified.

  According to a third aspect of the present invention, in the second aspect of the invention, the predetermined key specifying operation is an operation of long-pressing a predetermined main body key or remote control key, and other than the predetermined key specifying operation. Since the specific operation is an operation of pressing a predetermined main body key or remote control key a predetermined number of times, it is possible to simplify the setting of the volume desired by the user and the operation of outputting the sound at the desired volume.

  According to a fourth aspect of the present invention, in the second aspect of the present invention, the system controller includes personal information input determination means for determining whether or not personal information of a user has been input after the volume information is stored in the memory. When it is determined that the personal information has been input, the personal information storage means for storing the personal information in the memory corresponding to the volume information and the predetermined main body key or remote control key are pressed a predetermined number of times. When the personal information presence / absence determining means for determining whether or not there is personal information in the memory, and when there is a key input operation of the personal information by the user when it is determined that the personal information is present, Personal information corresponding volume information reading means for reading volume information corresponding to personal information from the memory, and when the predetermined key is subjected to a specific operation other than the specific operation; Instead the memory to the volume information reading means for reading the volume information, and a volume information reading means for reading the volume information from the memory when the personal information is determined not.

  Therefore, the system controller can store the volume information in the memory corresponding to the user's personal information, and can read the volume information corresponding to the user's personal information from the memory and set the volume, so that each user can It becomes possible to output the sound at the sound volume.

  As described above, according to the present invention, a preamplifier having an electronic volume for adjusting a volume by changing a gain by an electronic volume and amplifying an input audio signal, and an audio signal amplified by the preamplifier An electronic volume setting for setting a volume adjustment position of the electronic volume in response to an operation of a volume knob on the main body or a volume adjustment key on a remote controller in an audio apparatus configured to include a main amplifier that amplifies power and supplies the amplified speaker to a speaker Means, volume information storage means for storing volume information indicating a volume adjustment position set by the electronic volume setting means when a predetermined main body key or remote control key is pressed for a long time, and the volume information is stored in the memory Personal information input determination means for determining whether or not the user's personal information has been input. When it is determined that the personal information has been input, personal information storage means for storing the personal information in the memory in association with the volume information and the predetermined main body key or remote control key are a predetermined number of times. When there is a personal information key input operation by the user when it is determined that the personal information is present, and when it is determined that the personal information is present, Volume information reading means for reading personal information corresponding to personal information from the memory, volume information reading means for reading volume information from the memory when it is determined that there is no personal information, and a volume based on the volume information System controller having electronic volume setting control means for setting and controlling the volume adjustment position of the electronic volume so that sound can be output at Since each user has adjusted the volume once, there is no need to adjust the volume again, so that it is not necessary to adjust the volume again and again in measuring the performance of the volume such as home theater model, Therefore, it is possible to save the trouble of adjusting the volume knob or operating the volume adjustment key on the remote control while measuring the volume, and the master volume adjustment in the normal use often uses almost the same setting. Can be simplified, or the operation of the volume adjustment key of the remote control can be simplified.

  In addition, according to the present invention, the preamplifier having an electronic volume for adjusting the volume by changing the gain by the electronic volume, amplifying the input audio signal, and power amplifying the audio signal amplified by the preamplifier An electronic volume setting means for setting a volume adjustment position of the electronic volume in response to an operation of a volume knob on the main body or a volume adjustment key on a remote controller. Volume information storage means for storing volume information indicating a volume adjustment position set by the electronic volume setting means when a predetermined key is specifically operated; and a predetermined key other than the specific operation. Volume information reading means for reading volume information from the memory when operated, and the volume information Since the system controller has an electronic volume setting control means for setting and controlling the volume adjustment position of the electronic volume so that sound can be output in an amount, it is necessary to adjust the volume again after the user has adjusted the volume once As a result, there is no need to adjust the volume repeatedly for measuring the volume performance of home theater models, etc.Therefore, adjusting the volume knob or operating the volume adjustment key on the remote control while measuring the volume. It is possible to save time and to adjust the master volume in normal use in many cases using almost the same setting, so that the adjustment of the volume knob or the operation of the volume adjustment key of the remote control can be simplified.

  Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. FIG. 1 is a block diagram showing a configuration of an audio apparatus according to an embodiment of the present invention.

  This audio apparatus A includes a TV audio signal from a television receiver, an FM audio signal from an FM radio, a disk playback audio signal from an optical disk playback device or an optical disk recording / playback device, a tape playback audio signal from a magnetic tape recording / playback device, etc. , The audio input switching circuit 1 for selectively outputting one of these signals, the preamplifier 2 for amplifying the audio signal selected by the audio input switching circuit 1 by a predetermined process, and the preamplifier 2 A main amplifier 3 that amplifies an audio signal and supplies it to the speakers 9 and 10, a display unit 4 that displays the operation state and operation contents of the device, a system controller 5 that controls each component of the device, and the system A memory 6 for storing information necessary for the operation of the controller 5 and an infrared operation signal from the remote controller 11 are received as an electrical signal. In other words, an operation provided with a light receiving unit 7 for supplying an operation signal to the system controller 5, a plurality of operation keys for supplying various operation signals to the system controller 5, a volume knob 22a (see FIG. 2) of the electronic volume 22, and the like. And a panel 8.

  The preamplifier 2 includes an equalizer circuit 21 that corrects the frequency characteristics of the audio signal output from the audio input switching circuit 1, an electronic volume 22 for adjusting the volume of the audio output from the speakers 9 and 10, and the electronic volume. A sound quality adjustment circuit 23 that adjusts the sound quality of the sound signal indicating the volume adjusted at 22, and an amplification circuit 24 that amplifies the sound signal adjusted by the sound quality adjustment circuit 23 and supplies the sound signal to the main amplifier 3. It is configured.

  FIG. 2 is a schematic front view showing an example of an operation panel of the audio apparatus according to the present embodiment. In FIG. 2, the operation panel 8 displays, for example, five equalizer adjustment knobs 21a for changing the frequency characteristics of the equalizer circuit 21 (see FIG. 1) included in the preamplifier 2, the operation state of the apparatus, the operation contents, and the like. There are provided a display unit 4, a light receiving unit 7 for receiving an infrared operation signal from a remote controller 11 (see FIG. 1), a volume knob 22 a of an electronic volume 22 included in the preamplifier 2, and the like.

  FIG. 3 is a key arrangement diagram showing an example of the arrangement of operation keys of a remote controller that outputs an infrared operation signal for operating the audio apparatus according to the present embodiment. In FIG. 3, the remote controller 11 includes a power key P, a volume adjustment key 22b, a plurality of numeric keys N, an up key a, a down key b, a left key c, a right key d, and an enter key (decision key) e. And a plurality of other operation keys.

  FIG. 4 is a flowchart for explaining the volume setting processing of the audio apparatus according to this embodiment. The volume setting process of the audio device will be described with reference to this flowchart and FIGS.

  In the description here, it is assumed that a DVD player for reproducing video / audio data recorded on, for example, a DVD (Digital Versatile Disc) is connected to the audio device A, and the DVD mode is set by the operation of the remote controller 11. . Of the video and audio data reproduced by the DVD player, the audio data is subjected to predetermined processing and converted into an analog audio signal, which is input to the audio input switching circuit 1 of the audio device A as a disc playback audio signal.

  Since the audio input switching circuit 1 is set to the DVD mode by the operation of the remote controller 11, the disk reproduction audio signal (hereinafter simply referred to as an audio signal) is selected and input to the equalizer circuit 21 of the preamplifier 2. The sound signal input to the equalizer circuit 21 is corrected in frequency characteristics according to the set position of the equalizer adjustment knob 21 a and input to the electronic volume 22.

  The audio signal input to the electronic volume 22 becomes an audio signal at a level corresponding to the volume set by the volume knob 22a or an audio signal at a level corresponding to the volume set by the volume adjustment key 22b of the remote controller 11, and the sound quality The sound quality is adjusted by the adjusting circuit 23 and further inputted to the amplifying circuit 24 and amplified. The audio signal output from the amplifying circuit 24 is supplied to the main amplifier 3, power amplified, supplied to the speakers 9 and 10, and converted into audio.

  That is, the electronic volume setting means of the system controller 5 sets the volume adjustment position of the electronic volume 22 by the electronic volume setting means of the system controller 5 in response to the operation of the volume knob 22a of the main body or the volume adjustment key 22b of the remote controller 11. Then, sound is output from the speakers 9 and 10 at the set volume based on the volume adjustment position (step S1). When the volume knob 22a of the main body or the volume adjustment key 22b of the remote controller 11 is operated to adjust the volume to a desired level (step S2), audio is output from the speakers 9 and 10 at the adjusted volume (step S2). S3).

  Here, for example, when the enter key e of the remote controller 11 is pressed for a long time (step S4), the volume information indicating the volume adjustment position set by the electronic volume setting means is stored in the volume information storage means of the system controller 5. 6 (step S5). If there are two or more users after the volume information is stored in the memory 6, it is necessary to input the user's personal information in order to identify who the stored volume information belongs to Therefore, when a code number is inputted as the user's personal information using the numeric keys of the remote controller 11, it is judged by the personal information input judging means of the system controller 5 that the personal information has been inputted (step S6). .

  If it is determined that the personal information has been input, the personal information is stored in the memory 6 by the personal information storage means of the system controller 5 in correspondence with the volume information (step S7). When there is only one user and it is not necessary to input personal information, or when there are two or more users and personal information is stored in the memory 6, for example, the enter key e of the remote controller 11 is pressed twice. Then (step S8), it is determined by the personal information presence / absence determining means of the system controller 5 whether or not there is personal information in the memory 6 (step S9).

  If it is determined that there is personal information, the user operates the numeric keys on the remote controller 11 to input the personal information to the system controller 5, and it is determined that there is a personal information key input (step S10). The personal information corresponding volume information reading means reads the volume information corresponding to the personal information from the memory 6 (step S11). On the other hand, when it is determined that there is no personal information, the volume information is read from the memory 6 by the volume information reading means (step S12).

  After the volume information corresponding to the user's personal information is read from the memory 6 when there are two or more users, or after the volume information is read from the memory 6 when there is only one user, the volume information is used. The volume adjustment position of the electronic volume 22 is set by the electronic volume setting control means of the system controller 5 so that the sound can be output with the sound volume, so that the sound is output from the speakers 9 and 10 with the sound volume based on the sound volume information. (Step S13).

  As described above, according to the present embodiment, after each user adjusts the volume once, there is no need to adjust the volume again. Therefore, there is no need to adjust the volume knob or operating the volume adjustment key on the remote control while measuring the volume, and the master volume adjustment during normal use is almost the same setting. Can be used to simplify the adjustment of the volume knob or the operation of the volume adjustment key on the remote control.

  In the above-described embodiment, in order to store the volume information in the memory, the enter key of the remote controller is pressed and held, and the volume information is read out from the memory and the sound is output at the volume. Although pressed, these keys are not limited to enter keys, and any key may be used as long as it does not affect the original operation of the key even if it is long-pressed or pressed twice (or more than three times).

It is a block diagram which shows the structure of the audio apparatus which concerns on one Embodiment of this invention. It is a schematic front view which shows an example of the operation panel of the audio apparatus in the said embodiment. It is a key arrangement | positioning figure which shows an example of arrangement | positioning of the operation key of the remote control which outputs the infrared rays operation signal for operating with respect to the audio apparatus in the said embodiment. 4 is a flowchart for explaining volume setting processing of the audio device in the embodiment.

Explanation of symbols

A audio device 2 preamplifier 3 main amplifier 5 system controller (electronic volume setting means, volume information storage means, personal information input determination means, personal information storage means, personal information presence / absence determination means, personal information corresponding volume information reading means, voice information reading Means, electronic volume setting control means)
6 Memory 9, 10 Speaker 11 Remote control 22 Electronic volume 22a Volume knob 22b Volume adjustment key

Claims (4)

A preamplifier that has an electronic volume for adjusting the volume by changing the gain by the electronic volume, amplifies the input audio signal, and a main amplifier that amplifies the audio signal amplified by this preamplifier and supplies it to the speaker In an audio device configured to include:
Electronic volume setting means for setting a volume adjustment position of the electronic volume in response to an operation of a volume knob on the main body or a volume adjustment key on the remote control, and the electronic volume when a predetermined main body key or remote control key is pressed for a long time Volume information storage means for storing volume information indicating the volume adjustment position set by the setting means in a memory, and an individual for determining whether or not personal information of the user has been input after the volume information is stored in the memory Information input determination means, personal information storage means for storing the personal information in the memory in correspondence with the volume information when it is determined that the personal information is input, and the predetermined main body key or remote controller Personal information presence / absence determining means for determining whether or not there is personal information in the memory when the key is pressed a predetermined number of times; When it is determined that there is a key input operation of personal information by the user, the personal information corresponding volume information reading means for reading the volume information corresponding to the personal information from the memory, and the personal information is absent. A system having volume information reading means for reading volume information from the memory when judged, and electronic volume setting control means for setting and controlling the volume adjustment position of the electronic volume so that sound can be output with the volume based on the volume information. An audio device comprising a controller. A preamplifier that has an electronic volume for adjusting the volume by changing the gain by the electronic volume, amplifies the input audio signal, and a main amplifier that amplifies the audio signal amplified by this preamplifier and supplies it to the speaker In an audio device configured to include:
Electronic volume setting means for setting the volume adjustment position of the electronic volume in response to an operation of the volume knob on the main body or the volume adjustment key on the remote control, and setting by the electronic volume setting means when a predetermined key is specifically operated Volume information storage means for storing volume information indicating the volume adjustment position that has been performed in a memory, volume information reading means for reading volume information from the memory when the predetermined key is operated in a specific manner other than the specific operation, and An audio apparatus comprising: a system controller having electronic volume setting control means for setting and controlling a volume adjustment position of an electronic volume so that sound can be output at a volume based on volume information.   The predetermined operation of the predetermined key is an operation of long pressing a predetermined main body key or remote control key, and the specific operation other than the predetermined operation of the predetermined key is a predetermined main body key or remote control key. The audio device according to claim 2, wherein the operation is an operation of pressing a predetermined number of times.   The system controller is configured to determine whether or not personal information of the user has been input after the volume information is stored in the memory, and when it is determined that the personal information has been input. Personal information storage means for storing the personal information in the memory in correspondence with the volume information, and whether or not there is personal information in the memory when the predetermined main body key or remote control key is pressed a predetermined number of times. Personal information presence / absence determining means for determining the personal information, and when it is determined that the personal information is present, the personal information for reading the volume information corresponding to the personal information from the memory when the user performs a key input operation of the personal information Corresponding volume information reading means and volume information reading means for reading volume information from the memory when the predetermined key is operated in a specific operation other than the specific operation Instead, the audio apparatus according to claim 2, characterized in that it comprises a volume information reading means for reading the volume information from the memory when the personal information is determined not.

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