Instruction/ maintenance manual of the product AW522A HP (Hewlett-Packard)
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HP S to r age W or ks D2 600/D2 7 00 Disk Enc losur e Us er Gui de This gui de desc ribes the D2 600/D2 7 00 6Gb SA S disk enclo sur e. Ins tallation , cabling , confi gurati on, and tr oubleshooting pr ocedure s are inc luded.
Legal and notice information © Cop yr ight 2009- 2010 Hewlett-P ackar d D ev elopment Co mpany , L.P . The inf ormatio n contained her ein is subj ect to change w ithout notice . The onl y warr anties for HP pr oducts and se rvices ar e set forth in the e xpres s warr ant y statemen ts accompany ing such pr oducts and servi ces.
C onte nts 1 Har dw ar e ......................................................................................... 7 Ove r v ie w .........................................................................................................................
S y stem and perf ormance e xpectati ons ............................................................................ 26 Str iping methods .......................................................................................................... 26 RAID leve ls .
Effec ts of a disk dri ve failur e ................................................................................................ 54 Com pro mised fault t olerance .....................................................................................
Danish notice .................................................................................................................... 68 Dutc h notice .......................................................................................................
1 Har dw are Ov erv ie w 6Gb S AS disk e nclosur es are a vaila ble in two models: • Small F orm F actor (SFF ) : Supports 2 5 SFF (2 .5 inc h) disk dri ves • Lar ge For m F actor (LFF ): Supports 12 LFF (3 .
Small F orm F acto r disk enc losur e c hassis F r ont v ie w 3 . UID push button and LED 1. Rac k -mounting thumbs cr ew s 4. Enclo sure st atus LEDs 2 . Disk dri ve in ba y 9 Dr iv e bay numbe ring Disk dri ves moun t in bay s on the fr ont of the enclo sur e.
L ar ge F orm F acto r disk enc losur e c hassis F r ont v ie w 3 . UID push button and LED 1. Rac k -mounting thumbs cr ew s 4. Enclo sure st atus LEDs 2 . Disk dri ve in ba y 6 Dr iv e bay numbe ring Disk dri ves moun t in bay s on the fr ont of the enclo sur e.
Disk dr i v es A var iety of disk dri ve models ar e supported fo r use , including dual-ported and single-ported models. F or mor e info rmation , see the QuickS pecs for the disk e nclosur e, a vailable o n the D2000 websit e: http://www .hp .com/go/D2000 .
F r ont st atus and UID module The f r ont status and UID module inc ludes statu s LEDs and a unit identif icati on (UID) button. F r ont UID module LEDs Description LED status LED color LED icon LED No po wer or f irmw are f ault Off Gr een 1.
Unit i dentif icati on (UID) button The unit i dentif ication (UID) butto n helps locate an enc losur e and its components . When the UID button is acti vat ed, the UID on the fr ont and r ear of the enclo sure ar e illuminated. NO TE: A r emot e sessi on fr om the manage ment utility can also illumina te the UID .
F an module F an modules pr ov ide cooling necess ar y to maintain pr oper operating te mper ature w ithin the contr oller enclo sur e. If one f an fails , the re maining fan is capable o f cooling the enclo sure . (Replace an y failed componen t as soon as po ssible .
I/O module The I/O module pr ov ides the in terface betw een the disk enclo sure and the h ost . E ach I/O module has tw o ports that can transmit and r eceiv e data for bi direc tional oper ation. Lar ge F orm F actor I/O module Small F orm F actor I/O module 4.
Description LED status LED color LED icon LED No cable , no po wer , or port not connect ed Off Gr een n/a 1. S AS P ort Link The port is be ing identif ied by an applicati on cli ent Blinking Healthy , acti ve link Soli d Normal , no err ors detected Off Amber n/a 2 .
R ear po w er and UID module The r ear pow er and UID module include s status LEDs , a unit identif icati on (UID) button, and the po wer on/standb y but ton . R ear po w er and UID module LEDs Description Status LED color LED icon LED Not being i dentifi ed or no po wer Off Blue 1.
Unit i dentif icati on (UID) button The unit i dentif ication (UID) butto n helps locate an enc losur e and its components . When the UID button is acti vat ed, the UID on the fr ont and r ear of the enclo sure ar e illuminated. NO TE: A r emot e sessi on fr om the manage ment utility can also illumina te the UID .
Hard war e 18.
2 T ec hnical specifications Ph y sical s pec if icati ons 8.8 cm (3 .4 7 in) Height ( 2U) Dimensions 4 5. 0 cm (17 .9 9 in) Width 5 6.7 cm ( 2 2 .3 in) D epth No disk dri ves: 17 .2 kg (3 8 lb) W eight F ully populated w ith SFF disk dri ves: 2 4.9 kg (5 4.
T echnical spec ificati ons 20.
3 Deplo yment types The f ollo w ing types of deplo yments ar e supported: • Single domain In a single domain deplo ymen t, one path e xists f r om the disk enclo sure to the h ost .
Deploy ment type s 2 2.
4 Installation Inst allation o ve r v ie w Installati on steps inc lude: 1. Locating R equired ite ms , page 23 2. C ompleting Pr eliminary tasks , page 24 3. Pr eparing the site , page 29 4. Rac king the disk enc losur e , page 30 5. Ins talling disk dr iv es in the enc losur e , page 32 6.
Pr eliminar y tasks P lanning tasks include: • Deter mining who w ill install and confi gure the disk e nclosur e , page 24 • Conf irming support for y our hard war e and softwar e components , pa.
Signing u p to aut omaticall y rece i v e adv isor ies , notice s, and othe r mess ages The Su bsc riber's C hoice w ebsite include s options to r egister for and a utomaticall y r ecei ve , by e.
Sto rage planning consi der ations inc lude: • S y stem and perf ormance e xpectati ons • Str iping methods • RAID leve ls • Disk dri ve si ze s and t ype s • Spar e dri ves • Ar ra y si z.
RAI D meth- od Data redund- ancy Best practices Summary Str iping None IMPORT ANT : Do not use RAID0 for L UNs if fault to lerance is r e - quir ed. C onsider RAID0 only f or nonc ritical s tor age. RAID0 L UNs pr ov ide the best pe rformance f or applicati ons that use r andom I/O .
fails at this time , the arra y becomes inaccessible and inf ormati on stor ed ther e mus t be res tor ed fr om back up . After the r ebuild of the data onto the spar e is completed , when a r eplacem.
Pr epar ing the site Pr eparing y our site includes: • Pro viding adequate structural support Calc ulate the total w eight o f your eq uipment and v erify that y our site can support the w eigh t.
R ac king the disk enc losur e The disk enc losure can be ins talled into mos t standar d server r acks. T o ver ify that your r ack is supported fo r use w ith the disk enclo sure , see the QuickS pecs f or the disk enclo sure , availa ble on the D2000 w ebsite: http://www .
R acking pr ocedur es 1. P osition left and r ight r ack r ails at the desired 'U' po sition in the r ack , adju sting the r ails to fit the r ack , as needed (1) . 2. Sec ure r ack r ails to the fr ont and back r ack columns using sc r ew s.
Inst alling disk dr i ve s in the enc losur e Disk dr i v e options Depending on the enc losur e model, 12 o r 2 5 disk dri v es can be installed in the enc losur e . A var iety of disk dri ve models ar e supported fo r use , including dual-ported and single-ported models.
2. Unlatc h and sw ing out the latc h handle on the dri ve . Then , slide the dri ve in to the bay (1), pr essing f irml y on the dri ve to seat it . Close the latc h handle (2), pres sing fir mly until it loc ks in place .
Inst alling S A S contr ollers o r contr oller e nclo sur es When inst alling contr ollers or co ntr oller enclo sure s, be sur e to do the f ollow ing. • Reco rd inf ormati on about the con tro ller or contr oller enc losur e that w ill connect to the disk enc losur e .
C onnecting S A S cable s and po w er cor ds Ov ervi e w Connec ting cables inc ludes the follo wing st eps: 1. Reading the C abling best pr actices , page 35. 2. C onnecting S AS cables to the s erver or con trolle r enclo sure , page 36. 3. C onnecting S AS cables t o cascaded disk enc losur es , page 37.
Co nnecting S A S cables to the s erver o r contr oller enc losur e T o connect the f irst disk enc losur e to the serv er or contr oller enclosur e, us e a standar d mini-S AS cable .
Co nnecting S A S cables to ca scaded disk enc losur es T o cascade additio nal disk enclosur es fr om the disk enc losur e that is connected to the s erver or contr oller enclosur e, us e standar d mini-S AS cables . As additional disk e nclosur es are connec ted to the f irst disk enc losur e , they ar e assigned a bo x number .
Co nnecting po we r cor ds When connec ting pow er cords , use the cor ds shipped with the disk enc losur e . The po wer cor d should be appr ov ed fo r use in y our country . The po we r cord m ust be r ated fo r the pr oduct and f or the volt age and cur re nt mark ed on the electr ical rating s label of the pr oduct .
P o w er ing on the disk enc losur e After disk enc losure s are ph ysicall y installed and cabled , pow er on all de vi ces and v erify that the y ar e operating pr operl y .
V er if y ing the oper ating statu s of the disk enc losur es T o ver if y that the disk enclo sure s and disk dri ve s are ope rating pr operly , v ie w the enclo sure and disk dri ve LEDs and compar e them with the patter ns desc ribed in the f ollo w ing table .
5 Configur ation C onf igur ation o v erv ie w Regar dless of the inst allation en vir onment , oper ating sy stem, or s oftwar e tool us ed to conf igur e the disk enclo sur e, the f ollo w ing tasks mus t be completed: • Updating contr oller or contr oller enc losur e fir mw are or dr i ver s.
Conf igur ation 4 2.
6 Operation and management Included top ics: • P ow ering o n disk enclo sures , page 43 • P ow ering o ff disk enclo sure s , page 44 • Updating disk enc losur e fir mw are , page 44 P o w er ing on disk enc losur es IMPOR T ANT: Al wa y s pow er on disk en clo sure s befo r e contr oller encl osur es and se rver s.
P o w er ing off disk enc losur es IMPOR T ANT: Al wa y s pow er off disk e nclo sur es after con tr oller en closur es and serv ers . IMPOR T ANT: When ins talling a ho t-plugga ble compon ent , such as a disk dr iv e, it is n ot necessary t o pow er do wn the en closur e.
7 Cabling e x amples The f ollo w ing basic cabling e xamples ar e included: • Lar ge For m F actor D2 600 disk enc losur es — max imum capac ity confi gurati on • Small F orm F actor D2 7 00 di.
L ar ge F orm F acto r D2 6 00 disk enc losur es — max imum capac ity conf igur ation This e xample illus trate s cabling fo r a single -domain configur ation. In this co nfi gurati on, no te the fo llow ing: • P1 on the disk enc losur e I/O module is treat ed as the S AS “ in ” port.
Small F orm F acto r D2 7 00 disk enc losur es — max imum capac ity conf igur ation This e xample illus trate s cabling fo r a single -domain configur ation. In this co nfi gurati on, no te the fo llow ing: • P1 on the disk enc losur e I/O module is treat ed as the S AS “ in ” port.
Dual domain e x ample — bes t f ault tole r ance cabling This e xample illus trate s cabling fo r a dual-domain confi gurati on in a pattern that o ffers be st possible fault t oler ance.
Dual domain — bes t perf or mance cabling This e xample illus trate s cabling fo r a dual-domain confi gurati on in a pattern that o ffers be st possible perfor mance .
Dual domain — alte rnati v e cabling This e xample illus trate s cabling fo r a dual-domain confi gurati on in a pattern that o ffers a balance o f fault t oler ance and perfor mance.
8 T roubleshooting If the enc losur e does not initi ali z e IMPOR T ANT: Aft er a pow er failur e, the s yst em aut omati cally r eturns to t he last -pow ered s tate (On or Off ) when A/C po wer is r esto red . 1. Ensur e that the pow er on/standb y button wa s pre ssed f irml y and held for appr ox imately thr ee seconds .
Is the enc losur e r ear fault LED ambe r? Actions P ossible Reasons Answ ers No actio n requir ed F unctioning pr operly . No • Be sur e that the rear po w er and UID module is undamaged and is full y seated . • Cont act an author iz ed service pr ov ider f or assist ance.
Is the I/O module fa ult LED amber? P ossible Solutions P ossible Reasons Answ er No actio n requir ed. F unctioning pr operly . No • Mak e sure that the I/O module is seated pr operl y by pr essing the I/O module fir mly into its bay after the handle ha s clic k ed in place .
R ecogni zing disk dr i v e failur e In an HP enclo sur e, a s teadily glo wing fa ult LED indicates that a disk dr iv e has failed . Other indicati ons of f ailed disk dri ve s are a s follo ws: • A CU repr ese nts failed dr iv es with a distinc tiv e icon.
• When RAID6 with ADG is u sed , two dr iv es can fail simultaneou sly (and be r eplaced simultan- eousl y) w ithout data los s. • If the offline dr iv e is a spar e, the degr aded dri ve can be r eplaced.
situation occ urs, r estart the serv er . The s ys tem might t empor aril y become oper ational long e nough to allo w reco very of unsa ved data . In an y case , locate the fa ulty dri ve , replace it , and r estor e data fr om back up .
9 Replacement pr ocedures C us tomer s elf r epair (CSR) Info rmation in “ Exploded v iew ” o n page 59 identif ies har dw are compo nents that ar e cu stomer r eplaceable .
Identify ing the spar e par t P arts hav e a nine -char acter spar e par t number on the ir label . F or some spar e par ts, the part number might be a vailable in the manage ment softw are utility . Alter nativ ely , the HP call center w ill assist in identify ing the corr ect spar e part number .
• P lac ing remo ved cables on the f loor or other surf aces, w her e they mi ght be walk ed on or oth- erwis e compr essed . R eplacemen t instr ucti ons Prin ted instru ctions ar e shipped with the r eplacement part . Instruc tions f or all r eplaceable componen ts ar e also post ed to the HP web site: http://www .
CSR status Description Mandatory 1. Disk dri ve Mandatory 2 . V oltage Regulator Module (VRM) Mandatory 3 . F ront U nit ID Mandatory 4. P ow er supply Mandatory 5 . I/O module Mandatory 6. Bac kplane Mandatory 7 . Fan module Mandatory 8. F an module inter connect boar d Not a CSR part 9 .
10 Suppor t and ot her res our ces C ontac ting HP Bef ore y ou cont act HP Be sur e to hav e the follo wing inf ormati on av ailable bef or e yo u call or contact HP: • T echnical su pport registr .
Doc umentati on feedbac k HP w elcomes y our feedbac k. T o make co mments and suggesti ons about pr oduct docume ntation , please send a mes sage to stor agedocsF eedback@hp .com . All submissi ons become the pr opert y of HP . R elated inf or mation W ebsites • HP: http://www .
CA UTION: Indica tes tha t failur e to foll ow dir ections coul d r esult in damage t o equipmen t or data . IMPOR T ANT: Pr ov ides cl arify ing infor mati on or spec if ic instr ucti ons. NO TE: Pr ov ides additi onal inf or mation . TIP: Pr ov ides help ful hin ts and short cuts .
Support and other r esour ces 64.
11 Regulat or y compliance notices This s ection co ntains r egulatory notices f or the HP St orage W orks D2 600/2 7 00 6Gb S AS disk enclo sur es. R egulatory compli ance ide ntif i catio n number s.
Modif icati ons The FC C r equire s the user to be n otifi ed that any c hanges or modif icati ons made to this dev ice that ar e not e xpre ssly appr ov ed by He wlett-P ack ard C ompan y might v oid the u ser's auth ority to oper ate the equipment .
Japanes e po w er cor d stateme nt K or ean noti ces Clas s A equipmen t T ai w anes e noti ces B SMI Clas s A noti ce Chine se noti ce R ecy c ling noti ces English noti ce D2 600/D2 7 00 Disk Enclos.
Bulgar ian noti ce Cz ech n otice Danish noti ce Dutc h notice Regulat ory compliance notice s 6 8.
E stoni an noti ce F innish notice F re nch n otice Ger man notice D2 600/D2 7 00 Disk Enclosur e User Gui de 6 9.
Gr eek noti ce Hungar ian no tice Itali an notice L at v ian noti ce Regulat ory compliance notice s 7 0.
L ithuani an noti ce P olish no tice P ortuguese n otice R omanian n otice D2 600/D2 7 00 Disk Enclosur e User Gui de 71.
Slo v ak notice Spanish n otice S wedish n otice T urkish no tice Türkiy e Cumhur iyeti: EEE Yönetmeli ğ ine Uy gundur Regulat ory compliance notice s 7 2.
Inde x B best pr actices cabling , 3 5 po wer s our ces, 3 8 po wer ing on, 3 9 r acking , 30 C cables best pr actices , 3 5 cable management co nsider ations , 3 5 connecting cas caded enclo sure s, .
doc ument r ev ision his tory , 2 doc umentatio n con venti ons, 6 2 pr ov iding feedbac k, 6 2 dual domain e xample ca bling, 4 8 , 4 9 , 50 E en vir onmental r equir ements , 29 E uropean U nion not.
pr eparing the con trolle r fo r disk enclosur e, 3 4 pr eparing the se rver fo r disk enclosur e, 3 4 R Rac k Builder w ebsite , 2 9 r ack r ails con verting f or ro und-hole r acks, 31 r ack sta bil.
7 6.
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If you already are a holder of HP (Hewlett-Packard) AW522A, 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 HP (Hewlett-Packard) AW522A.
However, one of the most important roles played by the user manual is to help in solving problems with HP (Hewlett-Packard) AW522A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device HP (Hewlett-Packard) AW522A 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
