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Seagate ST373454FC Cheetah 15K.4 FC Product Manual - Page 4

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©2004, 2005 Seagate Technology LLC All rights reserved Publication number: 100220449, Rev. C May 2005 Seagate, Seagate Technology, and the Seagate logo are registered trademarks of Seagate Technology LLC. SeaTools, SeaFONE, SeaBOARD, and SeaTDD are either registered trademarks or trademarks of Seagate Technology LLC. Other product names are registered trademarks or trademarks of their owners. Seagate reserves the right to change, without notice, product offerings or specifications. No part of this publication may be reproduced in any form without written permission of Seagate Technology LLC.

Section	Page
1.0 Scope	13
2.0 Applicable standards and reference documentation	15
2.1 Standards	15
2.1.1 Electromagnetic compatibility	15
2.1.1.1 Electromagnetic susceptibility	15
2.1.2 Electromagnetic compliance	16
2.2 Reference documents	17
3.0 General description	19
3.1 Standard features	20
3.2 Media description	20
3.3 Performance	21
3.4 Reliability	21
3.5 Formatted capacities	21
3.5.1 Programmable drive capacity	21
3.6 Factory-installed accessories	22
3.7 Factory-installed options	22
3.8 User-installed accessories	22
4.0 Performance characteristics	23
4.1 Internal drive characteristics	23
4.2 Seek performance characteristics	23
4.2.1 Access time	23
4.2.2 Format command execution time (minutes)	24
4.2.3 General performance characteristics	24
4.3 Start/stop time	24
4.4 Prefetch/multi-segmented cache control	24
4.5 Cache operation	25
4.5.1 Caching write data	26
4.5.2 Prefetch operation	26
4.5.3 Optimizing cache performance for desktop and server applications	27
5.0 Reliability specifications	29
5.1 Error rates	29
5.1.1 Recoverable Errors	29
5.1.2 Unrecoverable Errors	29
5.1.3 Seek errors	30
5.1.4 Interface errors	30
5.2 Reliability and service	30
5.2.1 Mean time between failure (MTBF)	30
5.2.2 Preventive maintenance	30
5.2.3 Hot plugging the drive	31
5.2.4 S.M.A.R.T.	31
5.2.5 Thermal monitor	32
5.2.6 Drive Self Test (DST)	33
5.2.6.1 DST failure definition	33
5.2.6.2 Implementation	34
5.2.6.2.1 State of the drive prior to testing	34
5.2.6.2.2 Invoking DST	34
5.2.6.2.3 Short and extended tests	34
5.2.6.2.4 Log page entries	35
5.2.6.2.5 Abort	35
5.2.7 Product warranty	35
6.0 Physical/electrical specifications	37
6.1 AC power requirements	37
6.2 DC power requirements	37
6.2.1 Conducted noise immunity	38
6.2.2 Power sequencing	38
6.2.3 Current profiles	38
6.3 Power dissipation	42
6.4 Environmental limits	44
6.4.1 Temperature	44
6.4.2 Relative humidity	45
6.4.3 Effective altitude (sea level)	45
6.4.4 Shock and vibration	45
6.4.4.1 Shock	45
6.4.4.2 Vibration	48
6.4.5 Air cleanliness	48
6.4.6 Corrosive environment	48
6.4.7 Acoustics	49
6.4.8 Electromagnetic susceptibility	49
6.5 Mechanical specifications	50
7.0 Defect and error management	51
7.1 Drive internal defects/errors	51
7.2 Drive error recovery procedures	51
7.3 FC-AL system errors	53
7.4 Background Media Scan	53
7.4.1 Media Pre-Scan	54
8.0 Installation	55
8.1 Drive ID/option selection	55
8.2 LED connections	56
8.2.1 J6 connector requirements	57
8.3 Drive orientation	57
8.4 Cooling	57
8.5 Drive mounting	58
8.6 Grounding	58
9.0 Interface requirements	59
9.1 FC-AL features	59
9.1.1 Fibre Channel link service frames	59
9.1.2 Fibre Channel task management functions	60
9.1.3 Fibre Channel task management responses	60
9.1.4 Fibre Channel port login	61
9.1.5 Fibre Channel port login accept	62
9.1.6 Fibre Channel Process Login	62
9.1.7 Fibre Channel Process Login Accept	63
9.1.8 Fibre Channel fabric login	63
9.1.9 Fibre Channel fabric accept login	64
9.1.10 Fibre Channel Arbitrated Loop options	65
9.2 Dual port support	65
9.3 SCSI commands supported	66
9.3.1 Inquiry data	70
9.3.2 Mode Sense data	70
9.4 Miscellaneous operating features and conditions	75
9.5 FC-AL physical interface	76
9.5.1 Physical characteristics	76
9.5.1.1 Physical description	76
9.5.2 Connector requirements	77
9.5.3 Electrical description	78
9.5.4 Pin descriptions	78
9.5.5 FC-AL transmitters and receivers	79
9.5.6 Power	79
9.5.7 Fault LED Out	79
9.5.8 Active LED Out	79
9.5.9 Enable port bypass signals	80
9.5.10 Motor start controls	80
9.5.11 SEL_6 through SEL_0 ID lines	80
9.5.11.1 Parallel Enclosure Services Interface (ESI)	81
9.5.12 Device control codes	83
9.6 Signal characteristics	83
9.6.1 TTL input characteristics	83
9.6.2 LED driver signals	84
9.6.3 Differential PECL output	84
9.6.4 Differential PECL input	84
10.0 Seagate Technology support services	87
Numerics	93
A	93
B	93
C	93
D	94
E	94
F	94
G	95
H	95
I	95
J	95
L	95
M	95
N	96
O	96
P	96
Q	97
R	97
S	97
T	98
U	98
V	98
W	98
X	98

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Publication number: 100220449, Rev. C

May 2005

Seagate, Seagate Technology, and the Seagate logo are registered trademarks of Seagate

Technology LLC. SeaTools, SeaFONE, SeaBOARD, and SeaTDD are either registered

trademarks or trademarks of Seagate Technology LLC. Other product names are registered

trademarks or trademarks of their owners.

Seagate reserves the right to change, without notice, product offerings or specifications. No

part of this publication may be reproduced in any form without written permission of Seagate

Technology LLC.