Instruction/ maintenance manual of the product ST380020A Seagate
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . U Series Family . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ST380020A, S T360020A . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . U Series Family . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ST380020A, ST360020A . . . . . . . . . . . . . . . . . . .
2001 Se agate Tec hnology LLC All ri ghts reserv ed Public ation Number: 100129581 , Rev. B, Jul y 2001 Seagate, Seagate Technology and the Seagate logo are registered trademarks of Seagate Technology LLC. SeaShield, SeaShell and U Series are either registered trademarks or trademarks of Seagate Technology LLC.
U Series Family P roduct Manu al, Rev. B iii Conten ts Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Specification s ummary table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 1.0 Drive s pecifications .
iv U Se ries Famil y Product M anual, Rev. B 1.12.3 FCC v erification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 2.0 Configuring and mounting the drive . . . . . . . . . . . . . . . . . . . 1 7 2.1 Handli ng and st atic-discharg e precautio ns .
U Series Fam ily Prod uct Manual , Rev. B v Figures Figure 1. Typical startup and o peration current pr ofile . . . . . . . . . . . . 9 Figure 2. Master/sla ve jumper settings . . . . . . . . . . . . . . . . . . . . . . . 18 Figure 3. Mounting d imensions—top , side and end view .
vi U Se ries Famil y Product M anual, Rev. B.
U Series Fam ily Prod uct Manual , Rev. B 1 Introduction This m anual desc ribes the functiona l, mechanic al and i nterface specifi- cations fo r the ST38 0020A, ST360 020A, ST34 0810A and the ST32041 0A. These drives prov ide the fo llowin g key featur es: • 8.
2 U Series F amily Produ ct Manual , Rev. B Specificati on summary table The spe cification s listed in this tabl e are for qui ck refere nce. For de tails on spec ification measuremen t or defini tion, see the appr opriate s ection of this manual.
U Series Fam ily Prod uct Manual , Rev. B 3 A verage seek read (msec typical) 9.9 A verage seek write (msec typical) 10.9 Full-stroke seek time (msec typical) 22.0 (read) 24.0 (write) A verage latency (msec) 5.55 msec P ower-on to ready ( sec typical) 6.
4 U Series F amily Produ ct Manual , Rev. B Drive acoustics Sound power in bels Idle mode Quiet Seek P erformance Seek 3.0 (typical), 3.3 (max) 3.2 (typical), 3.
U Series Fam ily Prod uct Manual , Rev. B 5 1.0 Dr ive specifi cations Unle ss other wise not ed, all sp ecific ation s are meas ured unde r ambi ent condit ions, a t 25°C, and no minal p ower.
6 U Series F amily Produ ct Manual , Rev. B 1.2 Physical organization 1.3 Recording and inter face technology 1.4 Phys ical chara cteristics Drive Mode l Read/Write heads (GMR) Number of discs ST38002.
U Series Fam ily Prod uct Manual , Rev. B 7 1.5 Se ek ti me Seek meas urements are tak en with nomin al power at 25°C amb ient temperatu re. All ti mes are m easured using dri ve diagnos tics.
8 U Series F amily Produ ct Manual , Rev. B 1.7 Powe r specifications The driv e receive s DC power (+5V or +12 V) through a four-pin standar d drive p ower connec tor. 1.7.1 Power consumption Power r equirements for the drives ar e listed in the table on page 9 .
U Series Fam ily Prod uct Manual , Rev. B 9 1.7.1.1 Typical current profile Figure 1. Typical startup and ope ration current profile Power Mode Typical Watt s Typical Amps Mean s 5V 12V Spinup — 0.75 2.5 Seek (R andom, no read/write) Perfor mance mode 7.
10 U Se ries Family P roduct Manu al, Rev. B 1.7.2 Conducted noise Input n oise rippl e is measu red at the host sy stem powe r suppl y across an equiv alent 80- ohm resist ive load on the +1 2 volt l ine or an e quivalen t 15-ohm r esistive lo ad on the + 5 volt line .
U Series Fam ily Prod uct Manual , Rev. B 11 establishe d using a Standb y or Id le command . In Stand by mode, the drive buffer is e nabled, th e head s are par ked and th e spindle is at res t. The drive accepts all commands and returns to Active mo de any tim e disc a ccess is nece ssary.
12 U Se ries Family P roduct Manu al, Rev. B 1.8. 3 Humi dity 1.8.3. 1 Relative Hum idity 1.8.3.2 Wet bulb temperature 1.8.4 A ltitude 1.8.5 S hock All sh ock sp ecificatio ns ass ume that the dri ve is mou nted sec urely wit h the input sh ock appli ed at the dri ve mountin g screws.
U Series Fam ily Prod uct Manual , Rev. B 13 1.8.6. 1 Operati ng vibrati on The follo wing table li sts the maximu m vibration le vels that th e drive may experienc e while mee ting the perf ormance sta ndards spec ified in th is document.
14 U Se ries Family P roduct Manu al, Rev. B 1.10 Electromagnetic immunity When pr operly i nstalled in a rep resenta tive host system, the driv e operates w ithout errors or deg radation in perfor mance when sub jected to the radi o frequency (RF) envir onments d efined in the fo llowing ta ble: 1.
U Series Fam ily Prod uct Manual , Rev. B 15 1.12.2 Electromagnetic compatibil ity Hard drives that display the CE mark compl y with the Europea n Union (EU) req uirement s specifi ed in the El ectromagneti c Compati bility Direc - tive (89/3 36/EEC).
16 U Se ries Family P roduct Manu al, Rev. B Australian C-Tick (N176 ) If these dri ves have th e C-Tick mark ing, they compl y with the Australia/ New Zealan d Standard AS /NZS3548 199 5 and meet the El ectromag- netic Com patibility (EMC) Fram ework requ irements of the Austr alian Communic ation Auth ority (ACA) .
U Series Fam ily Prod uct Manual , Rev. B 17 2.0 Configuring and mounting the drive This s ection conta ins the s pecific ations an d instru ctions for c onfigur ing and mounting the dr ive.
18 U Se ries Family P roduct Manu al, Rev. B 2.2 Jumpe r settings 2.2.1 M aster/sla ve configuration The optio ns jumper bl ock show n in Figure 2 is used to c onfigure the drive for operatio n. It is the 8-pi n dual head er between th e interface conn ector and the powe r connec tor.
U Series Fam ily Prod uct Manual , Rev. B 19 2.2.2 C able-selec t option Computers that use cable-sel ect determine the ma ster and slave drives by selec ting or dese lecting p in 28, CSEL, on the inter face bus. Ma ster and slav e drives are deter mined by the ir phys ical posi tion on the cable.
20 U Se ries Family P roduct Manu al, Rev. B 2.1 Drive mounting You ca n mount the drive in any orienta tion using four screws in the side- mounting holes or four screws in the b ottom-mounti ng holes.
U Series Fam ily Prod uct Manual , Rev. B 21 3.0 ATA i nterface These dri ves use the i ndustry- standard ATA task file interface tha t support s 16-bit data transfers. It su pports ATA prog rammed input/o utput (PIO) mod es 0–4; multi word DMA modes 0–2, and Ul tra DMA modes 0–5.
22 U Se ries Family P roduct Manu al, Rev. B Figure 4. I/ O pins and supported ATA sig nals Reset – Ground DD7 DD8 DD6 DD9 DD5 DD10 DD4 DD11 DD3 DD12 DD2 DD13 DD1 DD14 DD0 DD15 Ground (removed) DMAR.
U Series Fam ily Prod uct Manual , Rev. B 23 3.1.1 Supported ATA commands The follo wing table li sts ATA-st andard co mmands that the drive sup- ports. For a d etailed descripti on of the ATA commands, refe r to the Draf t ATA-Rev 6 Standa rd. See Secti on 3.
24 U Se ries Family P roduct Manu al, Rev. B 3.1.2 I dentify Driv e command The Iden tify Drive command (command code EC H ) tr ansfe rs inf ormati on about the dr ive to the host fo llowing po wer up. The data is organize d as a single 512-byt e block of da ta, whose c ontents a re shown in the tabl e on page 25.
U Series Fam ily Prod uct Manual , Rev. B 25 Word Description Value 0 Configu ration info rmation: • Bit 15: 0 = ATA; 1 = ATAPI • Bit 7: r emovable media • Bit 6: rem ovabl e cont roll er • Bi.
26 U Se ries Family P roduct Manu al, Rev. B 50 Device- specific standby timer v alue 0000 H 51 P IO dat a-tr ansfe r cycl e timing mo de 0200 H 52 R etire d 020 0 H 53 Word s 54–58, 64–70 a nd 88.
U Series Fam ily Prod uct Manual , Rev. B 27 66 Recom mended multiw ord DMA tr ansfe r cycle t ime pe r wor d (120 nsec ) 0078 H 67 Minim um PIO cy cle time without IO RDY flow contr ol (240 nsec) 00F.
28 U Se ries Family P roduct Manu al, Rev. B 92 Ma ster Pa ssword R evisio n code FFFE H 93 Hardware Reset Value (see de scription following this table) xxxx H 94 Auto A coustic M anagement Settin g x.
U Series Fam ily Prod uct Manual , Rev. B 29 3.1.3 S et Features command This comm and co ntrols the im plementat ion of variou s feature s that the drive su pports. Wh en the drive receiv es this com mand, it sets BSY, checks the conte nts of the Fe atures reg ister, clear s BSY a nd generates an interrup t.
30 U Se ries Family P roduct Manu al, Rev. B Note. At power-o n, or after a hardware or software reset, the default valu es of the fe atures are as indicat ed above.
U Series Fam ily Prod uct Manual , Rev. B 31 3.1.4 S.M.A.R.T. commands S.M.A. R.T. pr ovides ne ar-term failure p redicti on for dis c drives. When S.M.A. R.T. is enable d, the drive mon itors pred etermine d drive attrib utes that are susceptible to degradation over time.
32 U Se ries Family P roduct Manu al, Rev. B.
U Series Fam ily Prod uct Manual , Rev. B 33.
34 U Se ries Family P roduct Manu al, Rev. B Seagate Technology LLC 920 Disc Dri ve, Scott s Valley, Calif ornia 950 66, USA Publication Number: 1001295 81, Rev.
An important point after buying a device Seagate ST380020A (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
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If you already are a holder of Seagate ST380020A, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Seagate ST380020A.
However, one of the most important roles played by the user manual is to help in solving problems with Seagate ST380020A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Seagate ST380020A along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
