Maxtor DIAMONDMAX 91536H2 - Manual (Page 18)

PRODUCT SPECIFICATIONS
3 – 4
Reliability Specifications
Annual Return Rate
< 1.0% Annual Return Rate (ARR) indicates the average against products shipped.
ARR includes all reasons for returns (failures, handling damage, NDF), but
does not include inventory credit returns.
Quality Acceptance Rate
< 1,000 DPPM The quality acceptance rate indicates the percentage of Maxtor products
successfully installed by our customers, and/or the number of defective parts
per million (DPPM) encountered during the entire installation process.
Start/Stop Cycles
50,000 This indicates the average minimum cycles for reliable start/stop function.
Data Reliability
< 1 per 10 14 bits read Data errors (non-recoverable). Average data error rate allowed with all error
recovery features activated.
Component Design Life
5 years (minimum) Component design life is defined as a.) the time period before identified
wear-out mechanisms impact the failure rate, or b.) the time period up to the
wear-out point when useful component life expires.
Shock and Vibration
PARAMETER O P E R A T I N G N O N - O P E R A T I N G
Mechanical Shock 30 Gs, 2.0 ms, no errors 250 Gs, 2.0 ms, no damage
Rotational Shock 18,000 Rad/sec,0.5 - 1.0 ms, no damage
R a n d o m V i b r a t i o n 10 - 45 Hz at 0.004 G 2 /Hz
48 - 62 Hz at 0.008 G 2 /Hz
65 - 300 Hz at 0.004 G 2 /Hz
301 - 500 Hz at 0.0006 G 2 /Hz
no errors
P S D :
10 Hz at .05 G 2 /Hz
20 Hz at .055 G 2 /Hz,
300 Hz at .05 G 2 /Hz
301 Hz at .0014 G 2 /Hz
500-760 Hz at .001 G 2 /Hz
877 Hz at .003 G 2 /Hz
1000-1570 Hz at .001 G 2 /Hz
2000 Hz at .0001 G 2 /Hz
S w e p t S i n e V i b r a t i o n
10 - 300 Hz
1 G (0 - peak) amplitude, .25 octave per minute