10 reliability specifications, Annualized return rate, Quality acceptance rate – Maxtor D540X-4G User Manual

Page 27: Start/stop cycles, Data reliability, Component design life, 10 reliability specifications -7

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Product Specifications

Maxtor D540X-4G

3-7



4GNKCDKNKV[ 5RGEKHKECVKQPU

#PPWCNK\GF 4GVWTP 4CVG

<1.0%

Annualized Return Rate (ARR) indicates the average against
products shipped.

3WCNKV[ #EEGRVCPEG 4CVG

<750 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.

5VCTV5VQR %[ENGU

>50,000

This indicates the average minimum cycles for reliable start/stop
function.

R=0.9998@ >4500, R=0.9995 @ >7500, R=0.5 @ >= 50000

&CVC 4GNKCDKNKV[

<1 per 10e15 bits read

Data errors (non-recoverable). Average data error rate allowed with
all error recovery features activated.

%QORQPGPV &GUKIP .KHG

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.

Swept Sine Vibration
10 to 300 Hz

1 G (0 to peak) amplitude,
.25 octave per minute

2#4#/'6'4

12'4#6+0)

010 12'4#6+0)

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