Datasheet

7K500 OEM SPECIFICATION
Page 26 of 176
6.1.3
6.1.36.1.3
6.1.3 Radiation noise
Radiation noiseRadiation noise
Radiation noise
The disk drive shall work without degradation of the soft error rate under the following magnetic flux
density limits at the enclosure surface.
Frequency (KHz) Limits (uT)
DC 1500 0-p
0–60 500 RMS
61–100 250 RMS
101–200 100 RMS
201–400 50 RMS
Table 13. Magnetic flux density limits
6.1.4
6.1.46.1.4
6.1.4 Conductive noise
Conductive noiseConductive noise
Conductive noise
The disk drive shall work without soft error degradation in the frequency range from DC to 20 Mhz
injected through any two of the mounting screw holes of the drive when an AC current of up to 45 mA
(p-p) is applied through a 50-ohm resistor connected to any two mounting screw holes.