JPH0481298U - - Google Patents
Info
- Publication number
- JPH0481298U JPH0481298U JP12203390U JP12203390U JPH0481298U JP H0481298 U JPH0481298 U JP H0481298U JP 12203390 U JP12203390 U JP 12203390U JP 12203390 U JP12203390 U JP 12203390U JP H0481298 U JPH0481298 U JP H0481298U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic disk
- control circuit
- drive control
- disk drive
- circuit
- 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
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図および第２図はそれぞれ本考案の一実施
例を示す磁気デイスク装置の外観斜視図およびそ
のブロツク結線図である。
１……ヘツドデイスクアセンブリ（ＨＤＡ）、
２……磁気デイスク駆動制御回路、３……インタ
ーフエイスアダプタ、４……拡張スロツト、５…
…インターフエイスコントロール回路、６……デ
イスクコントロール回路、７……ライト用変調回
路、８……リード用復調回路、９……ライト補償
回路、１０……リード用ＰＬＬデータセパレータ
回路、１１……サーボコントロール回路、１２…
…リード用Ａ／Ｄ変換回路、１３……リード用メ
インアンプ、１４……リード用ＡＧＣ回路、１５
……リード用ローパスフイルタ微分回路、１６…
…ライト用書込み電流源、１７……サーボ用位置
検出回路、１８……ヘツド位置決めアクチユエー
タ用パワーアンプ、１９……リード／ライト切換
回路、２０……リード／ライト用ヘツド、２１…
…サーボ用ヘツド、２２……ヘツド位置決めアク
チユエータ。
1 and 2 are an external perspective view and a block connection diagram of a magnetic disk device showing an embodiment of the present invention, respectively. 1...Head disk assembly (HDA),
2...Magnetic disk drive control circuit, 3...Interface adapter, 4...Expansion slot, 5...
...Interface control circuit, 6...Disk control circuit, 7...Modulation circuit for writing, 8...Demodulation circuit for reading, 9...Write compensation circuit, 10...PLL data separator circuit for reading, 11...Servo Control circuit, 12...
... A/D conversion circuit for read, 13 ... Main amplifier for read, 14 ... AGC circuit for read, 15
...Low pass filter differential circuit for leads, 16...
...Write current source for writing, 17... Position detection circuit for servo, 18... Power amplifier for head positioning actuator, 19... Read/write switching circuit, 20... Head for read/write, 21...
... Servo head, 22... Head positioning actuator.
Claims (1)
ヘツドデイスクアセンブリ（ＨＤＡ）に対する磁
気デイスク駆動制御回路と、前記磁気デイスク駆
動制御回路を外部のホストコントローラと整合接
続せしめるインターフエイス回路とを含み、前記
インターフエイス回路は磁気デイスク駆動制御回
路と独立の回路基板に形成され、アタプタ装置を
介し該磁気デイスク駆動制御回路基板と着脱自在
とされることを特徴とする磁気デイスク装置。 The magnetic disk drive control circuit includes a head disk assembly (HDA), a magnetic disk drive control circuit for the head disk assembly (HDA), and an interface circuit that connects the magnetic disk drive control circuit with an external host controller. A magnetic disk device characterized in that it is formed on a circuit board independent of a magnetic disk drive control circuit and is detachably attached to the magnetic disk drive control circuit board via an adapter device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12203390U JPH0481298U (en) | 1990-11-21 | 1990-11-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12203390U JPH0481298U (en) | 1990-11-21 | 1990-11-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0481298U true JPH0481298U (en) | 1992-07-15 |
Family
ID=31869838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12203390U Pending JPH0481298U (en) | 1990-11-21 | 1990-11-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0481298U (en) |
-
1990
- 1990-11-21 JP JP12203390U patent/JPH0481298U/ja active Pending
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