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Seagate ST9120821SB - page 1
Prod uct Ma nu al Momentus ® 5400. 2 S A T A 10039 2442 Rev . B Aug ust 2007 ST91 20 821S B ST91 00 824S B ST98 82 3SB ST96 81 2SB ST94 81 3SB ...
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Seagate ST9120821SB - page 2
©2004- 2007, S eagate T echnology LL C All right s rese rved. Pub lication nu mber: 100 39244 2, Rev . B Aug ust 2007 Sea gate , Seagate T echnology a nd the W ave logo are re gister ed tradema rks of Seag ate T echnolog y LLC in th e United S tates an d/or other countries. Mo ment us, Seaga te - Sea BOARD, SeaF ONE, S eaTDD, and SeaT ools are eit ...
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Seagate ST9120821SB - page 3
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B i Conte nts 1.0 In troduct ion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.1 A bout the S erial ATA interf ace . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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Seagate ST9120821SB - page 4
ii Momentu s 5400 .2 SATA Blad e Server Produ ct Manual, R ev. B ...
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Seagate ST9120821SB - page 5
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B iii List o f Fi gures Figure 1. Momen tus 5400.2 S ATA disc drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Figure 2. Typical + 5V only sta rtup and o peration cur rent pro file . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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Seagate ST9120821SB - page 6
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Seagate ST9120821SB - page 7
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B 1 1.0 I ntroducti on This ma nual de scribes t he functional , mechan ical and interfa ce specif ications fo r the foll owing Seag ate Mom e ntu s ® 5400. 2 SA T A Blade Serve r model drives: • ST9 120821S B • ST9 100824S B • ST9 8823SB • ST9 6812SB • ST9 4813SB These d rives ...
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Seagate ST9120821SB - page 8
2 Momentu s 5400 .2 SATA Blad e Server Produ ct Manual, R ev. B 1.1 Abo ut th e Se ria l A T A i nterf ac e The Serial A T A i nterface provides several advant ages ov er the trad itional (p ara llel) A T A int erface. The prim ary advant age s include: • Easy in stalla tion and con figura tion with true plug- and-pl ay connectivity . It is not n ...
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Seagate ST9120821SB - page 9
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B 3 2.0 Drive specificati ons Unles s otherwi se noted, all specific ations are m easur ed u nder amb ient con ditions, a t 25°C, a nd nominal pow er . For conveni ence, the phra ses the drive and this drive are used througho ut this man ual to indica te the ST9 120821SB, S T91008 24SB, ...
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Seagate ST9120821SB - page 10
4 Momentu s 5400 .2 SATA Blad e Server Produ ct Manual, R ev. B T rack-to-track seek time (msec typical) 1.0 (rea d), 1 .5 (wr ite) Average seek , read (mse c typi cal) 12.5 Average seek, w rite (ms ec typica l) 14.5 Seek powe r (typ ical) 2.20 watts Read/wr ite power (typ ical ) Read: 1.90 w atts; Write: 2 .30 watts Idle mode, low power (typical ) ...
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Seagate ST9120821SB - page 11
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B 5 * One Gb yte e quals one b illion b ytes when r eferring to ha rd drive capa city. Accessible capac ity may vary depe nding on oper ating e nv ir on me nt and formatting. **Typical noteboo ks will pull powe r to the drive when ente ring S3 and S4; while in the S3 and S4 states , drive ...
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Seagate ST9120821SB - page 12
6 Momentu s 5400 .2 SATA Blad e Server Produ ct Manual, R ev. B 2.4 Phys ica l org aniz ati on 2. 5 Rec ord in g an d i nt er fac e te ch no l o gy 2.6 Phy sic al ch a racte ri sti cs Drive mode l Read/write heads Number of discs ST9120821SB 4 2 ST9100824SB 4 2 ST98823SB 3 2 ST96812SB 2 1 ST94813SB 2 1 Int erfa c e Serial A T A (SA T A) Recording m ...
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Seagate ST9120821SB - page 13
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B 7 2.7 S ee k ti m e Seek mea surem ent s a re t ake n w ith nom inal po wer a t 25 °C amb ient t empe ratur e. All tim es a re m easu red using drive di agnostics. T he speci fications in the tab le below a re defi ned as foll ows: • T rack-to-track seek time is a n average o f all p ...
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Seagate ST9120821SB - page 14
8 Momentu s 5400 .2 SATA Blad e Server Produ ct Manual, R ev. B 2. 9 Power sp eci fi cat i ons The dr ive re ceives DC powe r (+5V ) thro ugh a nativ e SA T A power connecto r . 2. 9.1 Power c onsum pt ion Power requir emen ts for the dr ives are l isted in the ta ble on p age 8 . T ypical power measu rem ent s are ba sed on an avera ge of dri ves ...
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Seagate ST9120821SB - page 15
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B 9 Figure 2. T yp ical +5V only star tup and operation current profile 2.9.2 Defer red spinu p Momen tus 540 0.2 SA T A drives provid e a def erre d spinup featu re which sto rage subsystem contr ollers ca n use to sequen ce disc drive initialization . This is beneficial to systems which ...
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Seagate ST9120821SB - page 16
10 Momentu s 5400 .2 SATA Blad e Server Produ ct Manual, R ev. B 2.9.3 Cond ucted nois e Input noise r ipple is measured at th e host system power sup ply across an equivalen t 15-ohm resistive load on the +5 volt line. Using 5-volt power , the drive is expe cted to operate with a maximum of 100 mV peak-to -peak square- wave injec ted noise at up t ...
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Seagate ST9120821SB - page 17
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B 11 2.10.5 S hock All shock specifi cations assume that the dri ve is mounted secure ly with the input shock applied at the drive mounting screws. Shock may be app lied in th e X, Y or Z axis. 2.10.5.1 Op eratin g shoc k These drives comply with the perform ance levels specifi ed in this ...
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Seagate ST9120821SB - page 18
12 Momentu s 5400 .2 SATA Blad e Server Produ ct Manual, R ev. B 2. 1 1 Ac o ust ic s Drive acoustics are measu red as over all A-wei ghted ac ou stic sound power l evels (n o pure ton es). All me a - sureme nts are consi stent with ISO document 7779. S ound power m easuremen ts are t aken und er e ssentially free- field cond itions ove r a reflect ...
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Seagate ST9120821SB - page 19
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B 13 2.13 Reli abilit y 2.1 4 A gen cy cer ti fica tio n 2.14.1 Safe ty certific atio n The drives ar e recog nized in accord ance with UL 1950 and CSA C22.2 (950) and meet all app licable sections of IEC9 50 and E N 60950 as tested by T UV North A merica. 2.14.2 Elect roma gnetic comp at ...
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Seagate ST9120821SB - page 20
14 Momentu s 5400 .2 SATA Blad e Server Produ ct Manual, R ev. B Korean RRL If these drive s have the Korea Ministr y of Informatio n and Communicat ion (MIC) logo, they comply wit h para - graph 1 of Ar ticle 1 1 of the Electrom agnetic Comp atib ility control Regulation and meet the Electromagnetic Compatibility (EMC) Framework requirement s of t ...
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Seagate ST9120821SB - page 21
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B 15 If necessary , you should consult your dealer or an ex per ienced ra dio/tele vision technician for addition al sug - gestions. Y ou may f ind help ful th e following b ooklet prep are d by the Fede ral Com munications C ommission: How to Identify and R esolve R adio-T elevision Inte ...
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Seagate ST9120821SB - page 22
16 Momentu s 5400 .2 SATA Blad e Server Produ ct Manual, R ev. B ...
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Seagate ST9120821SB - page 23
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B 17 3.0 Conf igur ing an d mountin g the dri ve This secti on cont ains t he specifica tions an d instructions f or con figuring and moun ting the dri ve. 3.1 Hand lin g an d st ati c-di sc ha rg e pre cau t ions Af ter unpa cking, and before instal lation, the dr ive may be expo sed to ...
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Seagate ST9120821SB - page 24
18 Momentu s 5400 .2 SATA Blad e Server Produ ct Manual, R ev. B 3.2 Conf igu rin g the dr ive Each drive on the Serial A T A i nterface connect s in a poin t-to-point conf iguratio n with the S erial A T A host adapter . There is n o m aster/slave r elationsh ip because each drive is co nsidered a ma ster in a point -to-poi nt relationsh ips. If t ...
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Seagate ST9120821SB - page 25
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B 19 3. 4 Driv e mo un ti ng Y ou can mount the dr ive using four screws in the side-m ounting hol es or four screws in the bo ttom-mou nting holes. See Figur e 5 for dri ve mo unting di m ensions. Foll ow these i mpo rt ant mo unting pr ecauti o ns when mou nt - ing the drive: • A llow ...
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Seagate ST9120821SB - page 26
20 Momentu s 5400 .2 SATA Blad e Server Produ ct Manual, R ev. B ...
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Seagate ST9120821SB - page 27
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B 21 4.0 Ser ia l A T A (S A T A) inte rf a ce These drive s use the industry-st an dard Serial A T A i n te rfa ce that su pports FI S dat a tran sfers. It suppor ts A T A progr ammed inp ut/out put (PI O) modes 0–4; mul tiwor d DMA modes 0–2, and U ltra DMA mo des 0–6. T he driv e ...
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Seagate ST9120821SB - page 28
22 Momentu s 5400 .2 SATA Blad e Server Produ ct Manual, R ev. B Notes: 1. All pi ns are in a single r ow , with a 1 .27 mm (0 .050”) pitch . 2. The co mment s on th e mating seq uence apply to the ca se of backpl ane blindm ate co nnector on ly . In this case, the mating sequences ar e: • the gro und p ins P4 and P12. • the pre -charge p owe ...
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Seagate ST9120821SB - page 29
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B 23 4.3 Supp ort ed A T A c omm ands The foll owing tab le list s Serial A T A stand ard comma nds that the driv e support s. For a de ta iled descrip tion of the A T A command s, refer to the Serial A T A: High S peed Seri alized A T Att achment speci fication . See “S.M.A .R.T . comm ...
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Seagate ST9120821SB - page 30
24 Momentu s 5400 .2 SATA Blad e Server Produ ct Manual, R ev. B Note: Individua l Set Max commands are identi - fied by t he value placed in the Set M ax Fea - tures register as defined t o the right. Address: Password: Lock: Unlo ck: Freeze Lock: 00 H 01 H 02 H 03 H 04 H Set Multiple Mode C6h S.M.A.R.T . Disable Operat ions B0h/D9h S.M.A.R.T . En ...
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Seagate ST9120821SB - page 31
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B 25 Security Set P assword F1h Secu r i t y Unl o ck F2h Security Era se Prepare F3h Security Era se Unit F4h Security Freez e Lock F5h Security Dis able Password F6h Command n ame C ommand code (in hex) ...
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Seagate ST9120821SB - page 32
26 Momentu s 5400 .2 SATA Blad e Server Produ ct Manual, R ev. B 4.3.1 Ident ify D evice com mand The Id entify De vice command (command code EC H ) transfer s information abou t the drive to the host foll owing power up. The dat a is organi zed as a sin gle 512-b yte b lock of data, whose content s are sh own in the table on pag e 27. All reser ve ...
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Seagate ST9120821SB - page 33
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B 27 56 Number of current logical sectors per logical track xxxx H 57–58 Current cap acity in sectors xxxx H 59 Number of sec tors transferred during a Read Multiple or Write M ultiple command xxxx H 60–61 T otal number of user-addressable LBA s ectors available (see Section 2.2 for r ...
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Seagate ST9120821SB - page 34
28 Momentu s 5400 .2 SATA Blad e Server Produ ct Manual, R ev. B 93 Hardware reset v alue (see description following t his table) xxxx H 94 Auto acoustic management setting xxxx H 95–99 A T A-reserved 0000 H 100– 103 T otal number of user-addressable LBA s ectors available (see Section 2.2 for related information) These words are required for d ...
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Seagate ST9120821SB - page 35
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B 29 4.3.2 Set Feat ures c omman d This com man d con trol s t he im pleme nt ation of var ious f eatur es th at th e dr ive sup port s . When th e dr iv e r eceives this command, it se ts BSY , checks the con tents of t he F eatures reg ister , clears BSY and generates an inter - rupt. I ...
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Seagate ST9120821SB - page 36
30 Momentu s 5400 .2 SATA Blad e Server Produ ct Manual, R ev. B 4.3.3 S.M.A. R.T . commands S.M. A.R.T . provi des near- term fai lure pred iction for disc drives. Whe n S.M.A .R.T . is enabled, the drive m oni - tors pr edet ermined d rive at tribut es that ar e suscepti ble to deg rada tion over tim e. If self-monitor ing d etermines that a fai ...
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Seagate ST9120821SB - page 37
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B 31 5.0 Seagat e T echnolo gy suppo rt service s Inter net For info rma tion regardin g Seagate pr oducts and services, vi sit www .sea g ate.com . Worldw ide support i s availa ble 24 hour s daily by email fo r your que stions. Pre sales Su ppor t: Presa les@Seaga te.com T e chn ical Su ...
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Seagate ST9120821SB - page 38
32 Momentu s 5400 .2 SATA Blad e Server Produ ct Manual, R ev. B Custo mer Se rvice Op era tion s W arranty Ser vice Seag ate of fer s worldw ide custom er supp ort for Seagate pro duct s. Se agate distr ibutor s, OEMs and other di rect customer s should cont act their Sea gate Customer S ervice Operati ons (CSO) repr esent ative for warra nty- rel ...
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Seagate ST9120821SB - page 39
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B 33 Index A ACA 14 acoustics 4 , 12 Addr ess 23 Agency certification 13 Altitude 10 Altitude , nono perating 4 Altitude , operati ng 4 Ambie nt temper ature 4 , 1 0 ambient temp eratu re 7 Annu alized F ailure Rate (AF R) 4 Area l density 3 , 6 ATA co mma nd s 23 ATA da ta-transfer modes ...
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Seagate ST9120821SB - page 40
34 Momentu s 5400 .2 SATA Blad e Server Produ ct Manual, R ev. B gradien t 4 Guaran teed se ctors 3 , 5 guaran teed sectors 5 H handl ing 17 Handl ing precautio ns 17 heads 3 , 5 Height 3 hei ght 6 Humidity 10 humi dity 4 I I/O data- transfer r ate 3 , 6 Identify 23 Identify Device 23 Identify Device command 2 6 Idle 8 , 2 4 Idle Imm ediate 24 Idle ...
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Seagate ST9120821SB - page 41
Momen tus 5400.2 S ATA B lade Ser ver Prod uct Manual, Re v. B 35 Rea d/write heads 5 Rea d/write pow er 4 read/wr ite powe r and curr ent 8 Recordi ng density 3 , 6 Recording method 6 Recordi ng techno logy 6 Relative humidity 4 , 10 Reliability 13 resistance 10 Retries 23 RF 12 RoHS 15 RPM 3 RRL 14 S S.M. A.R.T. 24 S.M.A.R .T. imple ment ation 23 ...
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Seagate ST9120821SB - page 42
36 Momentu s 5400 .2 SATA Blad e Server Produ ct Manual, R ev. B ...
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Seagate ST9120821SB - page 43
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Seagate ST9120821SB - page 44
Seag ate T echnolog y LLC 920 D isc Drive , Scot ts V alley, Califo rnia 95 066-4544 , USA Public ation N umber: 1 00392442, Rev . B, Printed i n USA ...
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