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Seagate ST373405LW Product Manual - Page 84

European Union requirements

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74 D daisy-chain 22, 54, 56 80 conductor 55 data correction 13 data transfer period 52 data transfer protocol 7 data transfer rate 9, 10 DC cable and connector 52 DC current 54 DC power 10, 13, 39, 52 DC power carrying conductor 55 DC power connector 52 DC power requirements 21 DC power source 55 dedicated landing zone 5 default 38, 39 default mode parameter 35 default value 48, 49 defect/error management 33 deferred error handling 51 delayed motor start option 21, 63 delayed start 39 diagnostics 22 differential I/O circuit 39 differentiating features 5 dimensions 31 disable read ahead 12 disc access 11 disc media 9 disc rotational speed 9 disconnect/reconnect 11, 51 control 11 specification 11 discontinuity (DISC) bit 12 DRA bit 12 drive 30 drive activity 63 drive activity LED 67 drive capacity 9 programmable 8 drive default mode parameter 35 drive firmware 48 drive ID 35 drive ID select jumper connector 35 drive ID/option select header 35 drive interface connector 55 drive internal 22 drive internal defects and errors 33 drive mounting 31, 41 constraints 13 drive orientation 40 drive power 35 drive primary defects list 33 drive SCSI timing 66 drive select header 52 drive spindle 39 drive transfer 11 Cheetah 73LP Product Manual, Rev. C drive volume 35 dynamic spindle brake 7 E ECC 13 ECC correction capability 7 electrical characteristics 52, 63 electromagnetic compatibility 3 electromagnetic interference (EMI) 13 electromagnetic susceptibility 30 embedded servo 7 EMC compliance 3 EMI requirements 3 environment 40 environmental control 30 environmental interference 13 environmental limits 27 environmental requirements 13 EPROM 48 equipment malfunction 13 error 13 error management system 34 error rate 13 error rate calculation 13 error recovery 33 ETF defect list 33 European Union requirements 3 EVPD bit 47 execution time 10 extended messages 43 F fair arbitration 51 fault status 13 FCC rules and regulations 3 firmware 48 flat ribbon cable 63 flaw reallocation 10 format 46 format command 9 format time 10 formatted 8 formatting 35 front panel 31 front panel LED 63 FSW function 49 G GMR heads 5 gradient 27 ground return 21 grounding 41 H hard reset 48 hardware error 14

Section	Page
Contents	7
1.0 Scope 1	7
2.0 Applicable standards and reference documentation 3	7
2.1 Standards 3	7
2.1.1 Electromagnetic compatibility 3	7
2.1.2 Electromagnetic susceptibility 3	7
2.2 Electromagnetic compliance 3	7
2.3 Reference documents 4	7
3.0 General description 5	7
3.1 Standard features 7	7
3.2 Media characteristics 7	7
3.3 Performance 7	7
3.4 Reliability 7	7
3.5 Unformatted and formatted capacities 8	7
3.6 Programmable drive capacity 8	7
3.7 Factory installed accessories 8	7
3.8 Options (factory installed) 8	7
3.9 Accessories (user installed) 8	7
4.0 Performance characteristics 9	7
4.1 Internal drive characteristics (transparent to user) 9	7
4.2 SCSI performance characteristics (visible to user) 9	7
4.2.1 Access time 9	7
4.2.2 Format command execution time (minutes) 9	7
4.2.3 Generalized performance characteristics 9	7
4.3 Start/stop time 10	7
4.4 Prefetch/multi-segmented cache control 10	7
4.5 Cache operation 11	7
4.5.1 Caching write data 11	7
4.5.2 Prefetch operation 12	7
4.5.3 Optimizing cache performance for desktop and server applications 12	7
5.0 Reliability specifications 13	7
5.1 Error rates 13	7
5.1.1 Environmental interference 13	7
5.1.2 Read errors 13	7
5.1.3 Write errors 13	7
5.1.4 Seek errors 13	7
5.2 Reliability and service 14	7
5.2.1 Mean time between failure (MTBF) 14	7
5.2.2 Preventive maintenance 14	7
5.2.3 Service life 14	7
5.2.4 Service philosophy 14	7
5.2.5 Service tools 14	7
5.2.6 Hot plugging Cheetah 73LP disc drives 15	7
5.2.7 S.M.A.R.T. 15	7
5.2.8 Drive Self Test (DST) 16	7
5.2.9 Product warranty 19	7
6.0 Physical/electrical specifications 21	7
6.1 AC power requirements 21	7
6.2 DC power requirements 21	7
6.2.1 Conducted noise immunity 22	7
6.2.2 Power sequencing 22	7
6.2.3 12 V - Current profile 22	7
6.3 Power dissipation 25	7
6.4 Environmental limits 27	7
6.4.1 Temperature 27	8
6.4.2 Relative humidity 27	8
6.4.3 Effective altitude (sea level) 28	8
6.4.4 Shock and vibration 28	8
6.4.5 Air cleanliness 30	8
6.4.6 Acoustics 30	8
6.4.7 Electromagnetic susceptibility 30	8
6.5 Mechanical specifications 31	8
7.0 Defect and error management 33	8
7.1 Drive internal defects 33	8
7.2 Drive error recovery procedures 33	8
7.3 SCSI systems errors 34	8
8.0 Installation 35	8
8.1 Drive ID/option select header 35	8
8.1.1 Notes for Figures 15, 16, and 17. 38	8
8.1.2 Function description 39	8
8.2 Drive orientation 40	8
8.3 Cooling 40	8
8.4 Drive mounting 41	8
8.5 Grounding 41	8
9.0 Interface requirements 43	8
9.1 General description 43	8
9.2 SCSI interface messages supported 43	8
9.3 SCSI interface commands supported 44	8
9.3.1 Inquiry Vital Product data 47	8
9.3.2 Mode Sense data 48	8
9.4 SCSI bus conditions and miscellaneous features supported 51	8
9.5 Synchronous data transfer 52	8
9.5.1 Synchronous data transfer periods supported 52	8
9.5.2 REQ/ACK offset 52	8
9.6 Physical interface 52	8
9.6.1 DC cable and connector 52	8
9.6.2 SCSI interface physical description 54	8
9.6.3 SCSI interface cable requirements 54	8
9.6.4 Mating connectors 55	8
9.7 Electrical description 63	8
9.7.1 Multimode—SE and LVD alternatives 63	8
9.8 Terminator requirements 65	8
9.9 Terminator power 65	8
9.10 Disc drive SCSI timing 66	8
9.11 Drive activity LED 67	8
10.0 Seagate Technology support services 69	8
Figure 1. Cheetah 73LP family drive (ST373405LW shown) 1	9
Figure 2. Cheetah 73LP family drive 6	9
Figure 3. Typical ST373405 drive +12 V current profile 22	9
Figure 4. Typical ST336605 drive +12 V current profile 23	9
Figure 5. Typical ST373405 drive +5 V current profile 23	9
Figure 6. Typical ST336605 drive +5 V current profile 24	9
Figure 7. ST373405 DC current and power vs. input/output operations per second (SE) 25	9
Figure 8. ST373405 DC current and power vs. input/output operations per second (LVD) 25	9
Figure 9. ST336605 DC current and power vs. input/output operations per second (SE) 26	9
Figure 10. ST336605 DC current and power vs. input/output operations per second (LVD) 26	9
Figure 11. Location of the HDA Temperature check point 27	9
Figure 12. Recommended mounting 29	9
Figure 13. ST373405LW mounting configuration dimensions 31	9
Figure 14. ST373405LC mounting configuration dimensions 32	9
Figure 15. J6 jumper header 36	9
Figure 16. J5 jumper header (on LW models only) 37	9
Figure 17. J2 option select header 38	9
Figure 18. Air flow (suggested) 40	9
Figure 19. LW model drive physical interface (68-pin J1 SCSI I/O connector) 53	9
Figure 20. LC model drive physical interface (80-pin J1 SCSI I/O connector) 53	9
Figure 21. SCSI daisy chain interface cabling for LW drives 56	9
Figure 22. Nonshielded 68 pin SCSI device connector used on LW drives 57	9
Figure 23. Nonshielded 80 pin SCSI “SCA-2” connector, used on LC drives 58	9
Figure 24. LVD output signals 64	9
Figure 25. Typical SE-LVD alternative transmitter receiver circuits 64	9
1.0 Scope	11
2.0 Applicable standards and reference documentation	13
2.1 Standards	13
2.1.1 Electromagnetic compatibility	13
2.1.2 Electromagnetic susceptibility	13
2.2 Electromagnetic compliance	13
2.3 Reference documents	14
3.0 General description	15
3.1 Standard features	17
3.2 Media characteristics	17
3.3 Performance	17
3.4 Reliability	17
3.5 Unformatted and formatted capacities	18
3.6 Programmable drive capacity	18
3.7 Factory installed accessories	18
3.8 Options (factory installed)	18
3.9 Accessories (user installed)	18
4.0 Performance characteristics	19
4.1 Internal drive characteristics (transparent to user)	19
4.2 SCSI performance characteristics (visible to user)	19
4.2.1 Access time [5]	19
4.2.2 Format command execution time (minutes) [1]	19
4.2.3 Generalized performance characteristics	19
4.3 Start/stop time	20
4.4 Prefetch/multi-segmented cache control	20
4.5 Cache operation	21
4.5.1 Caching write data	21
4.5.2 Prefetch operation	22
4.5.3 Optimizing cache performance for desktop and server applications	22
5.0 Reliability specifications	23
5.1 Error rates	23
5.1.1 Environmental interference	23
5.1.2 Read errors	23
5.1.3 Write errors	23
5.1.4 Seek errors	23
5.2 Reliability and service	24
5.2.1 Mean time between failure (MTBF)	24
5.2.2 Preventive maintenance	24
5.2.3 Service life	24
5.2.4 Service philosophy	24
5.2.5 Service tools	24
5.2.6 Hot plugging Cheetah 73LP disc drives	25
5.2.7 S.M.A.R.T.	25
5.2.8 Drive Self Test (DST)	26
5.2.8.1 DST Failure Definition	27
5.2.8.2 Implementation	27
5.2.8.2.1 State of the drive prior to testing	27
5.2.8.2.2 Invoking DST	27
5.2.8.2.3 Short and extended tests	28
5.2.8.2.4 Log page entries	28
5.2.8.2.5 Abort	28
5.2.9 Product warranty	29
6.0 Physical/electrical specifications	31
6.1 AC power requirements	31
6.2 DC power requirements	31
6.2.1 Conducted noise immunity	32
6.2.2 Power sequencing	32
6.2.3 12 V - Current profile	32
6.3 Power dissipation	35
6.4 Environmental limits	37
6.4.1 Temperature	37
6.4.2 Relative humidity	37
6.4.3 Effective altitude (sea level)	38
6.4.4 Shock and vibration	38
6.4.4.1 Shock	38
6.4.4.2 Vibration	40
6.4.5 Air cleanliness	40
6.4.6 Acoustics	40
6.4.7 Electromagnetic susceptibility	40
6.5 Mechanical specifications	41
7.0 Defect and error management	43
7.1 Drive internal defects	43
7.2 Drive error recovery procedures	43
7.3 SCSI systems errors	44
8.0 Installation	45
8.1 Drive ID/option select header	45
8.1.1 Notes for Figures 15, 16, and 17.	48
8.1.2 Function description	49
8.2 Drive orientation	50
8.3 Cooling	50
8.4 Drive mounting	51
8.5 Grounding	51
9.0 Interface requirements	53
9.1 General description	53
9.2 SCSI interface messages supported	53
9.3 SCSI interface commands supported	54
9.3.1 Inquiry Vital Product data	57
9.3.2 Mode Sense data	58
9.4 SCSI bus conditions and miscellaneous features supported	61
9.5 Synchronous data transfer	62
9.5.1 Synchronous data transfer periods supported	62
9.5.2 REQ/ACK offset	62
9.6 Physical interface	62
9.6.1 DC cable and connector	62
9.6.2 SCSI interface physical description	64
9.6.3 SCSI interface cable requirements	64
9.6.4 Mating connectors	65
9.6.4.1 Mating connectors for LW model drives	65
9.6.4.2 Mating connectors for LC model drives	65
9.7 Electrical description	73
9.7.1 Multimode—SE and LVD alternatives	73
9.7.1.1 Single-ended drivers/receivers	75
9.7.1.2 Low voltage differential I/O circuits	75
9.7.1.3 General cable characteristics	75
9.8 Terminator requirements	75
9.9 Terminator power	75
9.10 Disc drive SCSI timing	76
9.11 Drive activity LED	77
10.0 Seagate Technology support services	79
Symbols	83
Numerics	83
A	83
B	83
C	83
D	84
E	84
F	84
G	84
H	84
I	85
J	85
L	85
M	85
N	85
O	86
P	86
Q	86
R	86
S	86
T	87
U	87
V	87
W	88

Match case Limit results 1 per page

Cheetah 73LP Product Manual, Rev. C

daisy-chain

80 conductor

data correction

data transfer period

data transfer protocol

data transfer rate

DC cable and connector

DC current

DC power

DC power carrying conductor

DC power connector

DC power requirements

DC power source

dedicated landing zone

default

default mode parameter

default value

defect/error management

deferred error handling

delayed motor start option

delayed start

diagnostics

differential I/O circuit

differentiating features

dimensions

disable read ahead

disc access

disc media

disc rotational speed

disconnect/reconnect

control

specification

discontinuity (DISC) bit

DRA bit

drive

drive activity

drive activity LED

drive capacity

programmable

drive default mode parameter

drive firmware

drive ID

drive ID select jumper connector

drive ID/option select header

drive interface connector

drive internal

drive internal defects and errors

drive mounting

constraints

drive orientation

drive power

drive primary defects list

drive SCSI timing

drive select header

drive spindle

drive transfer

drive volume

dynamic spindle brake

ECC

ECC correction capability

electrical characteristics

electromagnetic compatibility

electromagnetic interference (EMI)

electromagnetic susceptibility

embedded servo

EMC compliance

EMI requirements

environment

environmental control

environmental interference

environmental limits

environmental requirements

EPROM

equipment malfunction

error

error management system

error rate

error rate calculation

error recovery

ETF defect list

European Union requirements

EVPD bit

execution time

extended messages

fair arbitration

fault status

FCC rules and regulations

firmware

flat ribbon cable

flaw reallocation

format

format command

format time

formatted

formatting

front panel

front panel LED

FSW function

GMR heads

gradient

ground return

grounding

hard reset

hardware error