JPH11242808A - 磁気ディスク装置及び同装置に適用されるヘッド異常検知方法 - Google Patents
磁気ディスク装置及び同装置に適用されるヘッド異常検知方法Info
- Publication number
- JPH11242808A JPH11242808A JP4342698A JP4342698A JPH11242808A JP H11242808 A JPH11242808 A JP H11242808A JP 4342698 A JP4342698 A JP 4342698A JP 4342698 A JP4342698 A JP 4342698A JP H11242808 A JPH11242808 A JP H11242808A
- Authority
- JP
- Japan
- Prior art keywords
- amplitude
- abnormality
- head
- signal
- magnetic disk
- 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
Landscapes
- Recording Or Reproducing By Magnetic Means (AREA)
- Digital Magnetic Recording (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4342698A JPH11242808A (ja) | 1998-02-25 | 1998-02-25 | 磁気ディスク装置及び同装置に適用されるヘッド異常検知方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4342698A JPH11242808A (ja) | 1998-02-25 | 1998-02-25 | 磁気ディスク装置及び同装置に適用されるヘッド異常検知方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH11242808A true JPH11242808A (ja) | 1999-09-07 |
| JPH11242808A5 JPH11242808A5 (enExample) | 2005-04-28 |
Family
ID=12663383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4342698A Pending JPH11242808A (ja) | 1998-02-25 | 1998-02-25 | 磁気ディスク装置及び同装置に適用されるヘッド異常検知方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH11242808A (enExample) |
-
1998
- 1998-02-25 JP JP4342698A patent/JPH11242808A/ja active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Written amendment |
Effective date: 20040617 Free format text: JAPANESE INTERMEDIATE CODE: A523 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20040617 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20060704 |
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| A521 | Written amendment |
Effective date: 20060830 Free format text: JAPANESE INTERMEDIATE CODE: A523 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20061205 |
|
| A02 | Decision of refusal |
Effective date: 20070403 Free format text: JAPANESE INTERMEDIATE CODE: A02 |