JPS63130926U - - Google Patents
Info
- Publication number
- JPS63130926U JPS63130926U JP2223487U JP2223487U JPS63130926U JP S63130926 U JPS63130926 U JP S63130926U JP 2223487 U JP2223487 U JP 2223487U JP 2223487 U JP2223487 U JP 2223487U JP S63130926 U JPS63130926 U JP S63130926U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- operation mode
- recording
- detection member
- standby
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 6
Description
第１図は本考案の一実施例のデジタルオーデイ
オテープ記録／再生装置１０の内部構造を簡略化
して示す平面図、第２図はモードスイツチ２１の
電気的構成を示すブロツク図、第３図はモードス
イツチ２１の回転基板２２の断面図、第４図は記
録／再生装置１０においてモードスイツチ２１に
関連する部分の電気的構成を簡略化して示すブロ
ツク図、第５図はモードスイツチ２１の動作を説
明するための波形図、第６図は動作を説明するた
めのフローチヤート、第７図は先行技術のモード
スイツチ１の電気的構成を示すブロツク図、第８
図は第７図に示されたモードスイツチ１の動作を
説明するための波形図、第９図は他の先行技術の
動作を説明するための波形図である。
１０…記録／再生装置、１１…磁気テープ、１
３…カセツト、１４…回転ヘツドドラム、２１…
モードスイツチ、２２…回転基板、２３，２４…
ブラシ、２５…回転軸、３０…処理回路、３０ａ
…カウンタ、３８…電源スイツチ、３９…ローデ
イング検出スイツチ、Ａ１〜Ａ５，Ｂ…被検出部
、Ｍ１，Ｍ２…モータ。
FIG. 1 is a plan view showing a simplified internal structure of a digital audio tape recording/reproducing apparatus 10 according to an embodiment of the present invention, FIG. 2 is a block diagram showing the electrical configuration of a mode switch 21, and FIG. 4 is a simplified block diagram showing the electrical configuration of the portion related to the mode switch 21 in the recording/reproducing apparatus 10, and FIG. 5 shows the operation of the mode switch 21. 6 is a flow chart for explaining the operation, FIG. 7 is a block diagram showing the electrical configuration of the mode switch 1 of the prior art, and FIG. 8 is a waveform diagram for explaining the operation.
This figure is a waveform diagram for explaining the operation of the mode switch 1 shown in FIG. 7, and FIG. 9 is a waveform diagram for explaining the operation of another prior art. 10...recording/reproducing device, 11...magnetic tape, 1
3...cassette, 14...rotating head drum, 21...
Mode switch, 22... Rotating board, 23, 24...
Brush, 25... Rotating shaft, 30... Processing circuit, 30a
...Counter, 38...Power switch, 39...Loading detection switch, A1 to A5, B...Detected section, M1, M2...Motor.
Claims (1)
次に、スタンバイ動作モードでスタンバイ状態と
し、その後に、記録媒体の再生または記録の動作
モードとする記録および／または再生装置におい
て、 モータと、 前記モータによつて回転駆動される検出部材で
あつて、検出部材の予め定める角変位の範囲内で
、前記各動作モードと、それらの各動作モード相
互間の中間モードとに順次的にそれぞれ対応して
形成された被検出部を有するそのような検出部材
と、 電源投入を検出して、モータを予め定める方向
に駆動し、一旦、検出部材を前記角変位範囲の一
端部にもたらし、次に、モータを逆方向に駆動し
て被検出部を計数し、スタンバイ動作モードに対
応した位置でモータを停止し、スタンバイ動作モ
ードに保つ手段とを含むことを特徴とする記録お
よび／または再生装置。[Scope of claim for utility model registration] Mounting the recording medium in loading operation mode,
Next, in a recording and/or reproducing apparatus that is put into a standby state in a standby operation mode and then enters an operation mode for reproducing or recording a recording medium, the apparatus comprises: a motor; and a detection member rotationally driven by the motor. , such a detection having a detected portion formed to correspond sequentially to each of the operating modes and an intermediate mode between the operating modes within a predetermined angular displacement range of the detection member. Detecting the member and turning on the power, driving the motor in a predetermined direction, once bringing the detection member to one end of the angular displacement range, and then driving the motor in the opposite direction to count the detected part. and means for stopping the motor at a position corresponding to the standby operation mode to maintain the standby operation mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2223487U JPS63130926U (en) | 1987-02-18 | 1987-02-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2223487U JPS63130926U (en) | 1987-02-18 | 1987-02-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63130926U true JPS63130926U (en) | 1988-08-26 |
Family
ID=30819426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2223487U Pending JPS63130926U (en) | 1987-02-18 | 1987-02-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63130926U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04137245A (en) * | 1990-09-28 | 1992-05-12 | Matsushita Electric Ind Co Ltd | Mode switch fitting device |
-
1987
- 1987-02-18 JP JP2223487U patent/JPS63130926U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04137245A (en) * | 1990-09-28 | 1992-05-12 | Matsushita Electric Ind Co Ltd | Mode switch fitting device |
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