ANSI INCITS 163 : 1988 : R2007
Current
The latest, up-to-date edition.
Hardcopy , PDF
English
01-01-2017
1 Scope
2 Referenced Standard
3 General Requirements
3.1 Operation and Storage Environment
3.2 Test Conditions
3.3 Material
3.4 Coefficient of Thermal Expansion
4 Dimensions
4.1 General
4.2 Inner Diameter
4.3 Outer Diameter
4.4 Concentricity
4.5 Thickness
4.6 Edge Condition
4.7 Location of Flyable Magnetic Surfaces
5 Physical Characteristics
5.1 Moment of Inertia
5.2 Maximum Speed
5.3 Runout
5.4 Surface Roughness
5.5 Durability of Magnetic Surfaces
5.6 Protection of Magnetic Surfaces
5.7 Head/Disk Friction
5.8 Head/Disk Stiction
5.9 Head/Disk Impact
5.10 Cleaning of the Magnetic Surfaces
6 Testing of Magnetic Characteristics
6.1 Test Conditions
6.2 Track and Recording Information
6.3 Standard Reference Surface
6.4 Test Head
6.5 Conditions for Test Head Measurements
6.6 Read Channel
6.7 Automatic Gain Controlled Amplifier
6.8 Track Average Amplitude (V[TA])
6.9 Test Signals
6.10 DC Erasure
7 Surface Tests
7.1 Amplitude Tests
7.2 Resolution Test
7.3 Overwrite Test
7.4 Residual Noise Test
8 Track Quality Test
8.1 Positive Modulation Test
8.2 Negative Modulation Test
8.3 Missing Pulse Test
8.4 Extra Pulse Test
9 Acceptance Criteria for Magnetic Surfaces
9.1 Surface Test Criteria
9.2 Track Quality (Modulation) Criteria
10 Defects of the Magnetic Surfaces
10.1 Single Defect
10.2 Defect Criteria
Appendixes
Appendix A Class 100 Air Cleanliness
A1. Definition.
A2. Test Method
A3. Related Publications
Figure A1 Relationship of Particle Size to Amount of Particles
Appendix B Recommended Procedure for Measuring Frictional
Coefficient between Head and Disk
Figures
Figure B1 Friction Test Setup
Figure B2 Experimental Result with Unlubricated Disk
Figure B3 Experimental Result with Properly Lubricated Disk
Figure B4 Experimental Result with Over or Uneven
Lubrication of Disk
Figure B5 Experimental Result with Stiction on Disk
Appendix C Recommended Procedure for Measuring Head/Disk
Impact Durability
Figures
Figure C1 Test Fixture
Figure C2 Conceptual Schematic of Impact Test Method
Figure C3 Illustration of a Typical Acceleration
of Amplitude Measurement
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