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HP S to r age W or ks D2D R epli cati on Manage r v e r si on 1 . 1 U ser Gui de *TA805-96005* HP P art Number: T A80 5-96 005 P ublished: December 20 1 0 E dition: 2nd.
© Cop yr ight 20 1 0 He wlett-P ack ard De velopment C ompany , L.P . Conf idential com puter softwar e. V alid licens e from HP r equir ed for pos session , use or cop ying .
C onte nts 1 Intr oductio n...............................................................................................6 R eplication Manage r Env ir onment............................................................................................
LD AP authenti cation mec hanism: modifying det ails for u sers or adminis trato rs ......................46 R emov ing a use r or administr ator ........................................................................................46 R emov ing a user f r om the Acti v e Users t ab.
Glos sary .................................................................................................... 91 Inde x ..............................
1 Intr oduc tio n HP St orage W orks D2D Repli cation Manage r (Replicati on Manager ) is a standalone so ft w are applicati on that pr ov ide s basic managemen t capabilitie s in a repli cation en v iro nment , and pro v ides an eas y wa y for c ustomer s to manage up to 300 D2D de v ices that ar e being r eplicat ed acr oss multiple site s.
C ompatibility R eplication Manage r is compatible w ith the follo w ing hard war e and softw are: Har dw are De vi ces • D2D de vi ces 2 50x , 400x , 4 1xx, and 4 3xx Oper ating S ys tems • W ind.
2 Getting S tarted Inst alling Repli catio n Manager Install R eplicati on Manager on a s ys tem that does not ha ve P ostgr eS QL database ins talled on the s ys tem. R eplicati on Manager use s P ostr qre S QL database in ternall y , and it r equire s ex clu siv e access to the databa se.
NO TE: R eplication Manage r installation inc ludes the f ollow ing related it ems, also acce ssible fr om the St ar t button ( Start → Progr am Files → He wlet t P ac k ard → HP D2D Replication.
NO TE: The de fault us er id admin w ill be changed to hprmsadmin , w ith the pass w or d hprmsadmin . All other u ser pass wor ds w ill be res et to password . IMPORT ANT: A fter yo u upgrade , it is mandator y that y ou delete y our br o wser cac he to ensur e the pr oper func tioning of the appli cation on the u pgraded v ersi on.
NO TE: The de fault us er hprmsadmin continue s to log in using local cr edenti als, ev en w hen the authen tication mec hanism cur r ently u sed is LDAP .
NO TE: If the Repli cation Manage r detects that the us er is alread y logged in, an er r or message appears . This can ha ppen for tw o rea sons. • When the R eplicati on Manager br ow ser is r ef re shed, the s ys tem may dis connect the us er and r equir e the user to log in again .
F or e xample , compare the inf ormati on av ailable in the administr ator v ie w (sho wn in F igur e 1 (page 12) ) to the inf ormatio n av ailable in the user v ie w (sho wn in F igur e 2 (page 13) ) .
3 C onf i gur ing the R epli cation Manager T o start using R eplication Manage r the administr ator must co nfigur e it by perfo rming the fo llow ing pr ocedure s in orde r: 1 . “ Adding a de vi ce ” (page 14) 2 . “ Adding new u sers or adminis trat ors ” (page 15) 3 .
If the oper ation f ails, an er ro r dialog bo x appears . Clic k OK to clo se the dialog bo x, then r epeat this procedur e. 8. If the oper ation succeeds , a success dialog bo x appears. C lic k OK to clos e the dialog bo x. The ne w ly-added de vi ces ar e included in the list o f dev ices .
c. If you ar e logged in as the hprmsadmin administr ator , y ou must pr o vi de the login cr edentials of the LD AP fr om whic h y ou are adding the u ser . Otherwise , the sy stem auto matically dis play s the cr edentials that w ere pr o vi ded upon login.
5 . Cli ck the Next bu tton. 6 . On the 2. Add L ibraries sc ree n in the wi z ar d, if y ou w ish to add libr ari es to the gr oup: a . Clic k on the names of libr ar ies in the Ungr ouped Libr ar ies table t o be added to the new gr oup .
NO TE: T o add all ungrou ped librar ies t o the grou p, c lic k the Add All button. c. T o r emov e libr arie s added to the gr oup , clic k the names of the libr ar ies in the Selec ted L ibrar ies t able to be r emov ed. T o select se ve ral at a time , hold do w n the CTRL ke y on the k ey boar d and clic k each libr ary to be added.
a . Clic k on the name of the us er in the A vailable Us ers table t o be added to the new gr oup . T o select se v eral at a time , hold dow n the CTRL k ey on the k ey board and c lic k each name to be added . The us ers w ill be highligh ted in the table .
Use the Bac k button to mak e an y changes to the inf ormati on fo r the new gr oup . 1 3. Once the info rmatio n is corr ect , cli ck the Finish bu t ton . The Su ccess dialog bo x appears . 1 4. Cli ck the OK button to e x it the dialog bo x and retur n to the Gr oup Managemen t scr een .
4 Managing de v ice s On the Nav igati on tr ee, the De vi ces sec tion is av ailable to u sers and administr ators. T hos e with administr ator -lev el per missions can v ie w all de vi ces, and tho se with u ser -lev el per missions can onl y v ie w dev ices to w hic h the y hav e access.
T o filter the de vi ces to appear : 1 . In the Nav igation tr ee , select a gr oup of de vi ces (for e x ample , a named gro up , All Dev ices or Un-Gro uped) . All de vi ces in that gr oup ar e listed in the cont ent pane . The list ite m filter f ields appear .
3 . F r om the list of A vaila ble Columns on the le f t of the di alog box , cli ck the column titles t o select thos e you w ish to appear , then c lick the >> button . The se column titles ar e added to the Selec ted Columns list o n the righ t of the dialog bo x.
2 . Cli ck Vie w T opolog y to displa y the fo llow ing topolog y infor mation f or the selec ted gro up: • The s tatus ico n indicates de v ice statu s. • L ines between de v ices indi cate a r eplication r elati onship . The color o f a line indicates the statu s of r eplication , based o n the wor st statu s.
• F r om the Nav igatio n tree under De v ices , clic k the name of the gr oup in w hich the de v ice r esides , then fr om the list o f dev ices dis play ed in the table in the main sc reen , selec t the radi o button ne xt to the dev ice name , then cli ck More Details .
4. T o re fr esh the dev ice inf ormati on, c lic k Refresh f ro m the Acti on buttons. 5 . T o chec k more de tails, c lick L aunc h Dev ice GUI f rom the A ctio n buttons. A ne w bro w ser w indow ope ns display ing the de vi ce interface at the login s cr een.
The s cr een r efr eshes t o display onl y libr arie s of that type . NO TE: If ther e ar e no librar ies o f that type , the list appear s but ther e are no e ntri es. NO TE: When v ie w ing only So urce L ibr ari es, c lick the + si gn next t o the library name to displa y the assoc iat ed T ar get Libr ary .
8. T o launch the libr ary interface , c lick L aunc h Dev ice GUI fr om the Acti on buttons. A ne w bro w ser w indow ope ns display ing the de vi ce interface at the login s cr een. R ef er to the use r guide for that de v ice or the de vi ce softwar e for mor e infor mation .
The s cr een r efr eshes t o display onl y NA S Shar es of that type . NO TE: If ther e ar e no NA S Share s of that type , the list appear s but ther e are n o entri es. NO TE: When v ie w ing only So urce Shar es , clic k the + sign ne xt to the shar e name to displa y the ass oci ated T arget Shar e .
8. T o launch the int erface of the de vi ce on whi ch the s elected NA S Shar e re sides , clic k Launch Dev ice GUI f rom the A ctio n buttons. A ne w bro w ser w indow ope ns display ing the de vi ce interface at the login s cr een. R ef er to the use r guide for that de v ice or the de vi ce softwar e for mor e infor mation .
5 . Con tinue v iew ing the dev ice statis tics u sing one of the fo llow ing pr ocedure s: • “Vi ew ing dev ice disk usage ” (page 31) • “Vi ew ing the dev ice dedupli cation r atio ” (page 33) • “Vi ew ing repli cation job s ” (page 36) V ie wing de v ice disk us age 1 .
4. T o vi ew the inf ormati on in table f ormat: a . Select the appr opriat e durati on fr om the For the last fi eld. b . In the Acti on buttons ar ea, f ro m the View f ield , select T abular . The s cr een r efr eshes t o display time st amp and disk usage inf ormati on in table f ormat .
6 . T o launch the de v ice interf ace, c lic k Launch Device GUI fr om the Acti on buttons . A ne w bro w ser w indow ope ns display ing the de vi ce interface at the login s cr een. R ef er to the use r guide for that de v ice or the de vi ce softwar e for mor e infor mation .
The s cr een r efr eshes t o display the dedupli cation inf ormati on fo r the durati on selected . 34 Managing de vi ces.
4. T o vi ew the inf ormati on in table f ormat: a . Select the appr opriat e durati on fr om the For the last fi eld. b . In the Acti on buttons ar ea, f ro m the View f ield , select T abular . The s cr een r efr eshes t o display time st amp and disk usage inf ormati on in table f ormat .
6 . T o launch the de v ice interf ace, c lic k Launch Device GUI fr om the Acti on buttons . A ne w bro w ser w indow ope ns display ing the de vi ce interface at the login s cr een. R ef er to the use r guide for that de v ice or the de vi ce softwar e for mor e infor mation .
The s cr een r efr eshes t o display the r eplicati on jobs tr end infor mation f or the t y pe of dev ice and the dur ation selec ted. Vi ew ing dev ice details 3 7.
5 . T o vi ew the inf ormati on in table f ormat: a . In the Acti on buttons ar ea, f ro m the View f ield , select T abular . b . Select the appr opriat e dev ice type f ro m the Replication Jobs field and the a ppropr iate dur ation fr om the For the last field .
e . Clic k OK to clos e the dialog bo x. 7 . T o launch the de v ice interf ace, c lic k Launch Device GUI fr om the Acti on buttons . A ne w bro w ser w indow ope ns display ing the de vi ce interface at the login s cr een. R ef er to the use r guide for that de v ice or the de vi ce softwar e for mor e infor mation .
3 . T o permanentl y r emov e one or mor e de vi ces: a . Select the bo x f or each de vi ce to be permane ntly r emo ved . b . Clic k the Remo ve P ermanently button. A W arning dialog bo x appears . c. Clic k Y es to continue . A Conf irmati on dialog bo x appears .
5 P erf or ming A dministr atio n pr ocedur es On the Nav igati on tr ee, the A dministr ation tasks ar e availa ble only to adminis trator s. F r om her e , the administr ator can perf orm a number o.
8. Cli ck F inish to sw itc h the authenti cation mec hanism fr om local authen tication t o LDAP authen tication . A succes s dialog bo x appears. 9 .
3 . Modify the appr opri ate infor mation , and cli ck the Modify button. a . If yo u cannot connect to the LD AP server , an err or message appear s. C lick OK to c lose the dialog bo x. b . If the infor mation is cor r ect, a su ccess mess age appears , and all the users (e x cept hprmsadmin ) w ill be logged out .
Modify ing a dev ice polling inte r v al or IP addre ss T o modify the polling interv al or IP addre ss of a de vi ce: 1 . F r om the Nav igatio n tree under A dministr ation , select De vice Management . 2 . Selec t the box to indi cate the dev ice t o be modified .
5 . Cli ck the Y es button. A succes s dialog bo x appears. 6 . Cli ck OK to c lose the dialog bo x . The de v ice is no longer inc luded in the list of de v ices . NO TE: The ne w ly-r emo ved de vi ce is included in the list o f dev ices on the R emo ved De vi ces sc reen .
4. Highli ght the e xis ting infor mation in the f ield to be modif ied , then t y pe the appropr iat e info rmation in to the fi eld (replac ing the pre vi ous inf ormati on) . 5 . R epeat this step fo r any other f ields t o be modified . 6 . When all inf ormati on is corr ect , c lick the Submit bu t ton .
R emov ing a us er fr om the Ac tiv e Us ers tab T o remo v e a user or adminis trato r fr om the Active Users tab: 1 . F r om the Nav igatio n tree under A dministr ation , select User Management . 2 . On the Active Users tab , selec t the appropr iat e radi o button to selec t the user to be r emov ed.
4. Cli ck Y es to deacti vate the us er . A Succes s dialog box a ppears. 5 . Cli ck OK to c lose the dialog bo x and r eturn to the A cti ve U sers sc r een. Ac ti vating a us er The adminis trat or can acti vate a us er . The method of ac tiv ation depends upon the c urr ent authen tication mec hanism .
NO TE: The ne w ly acti vat ed user w ill hav e the same domain as the c urr entl y logged in user . P erfor ming Gr oup Manage ment ta sks Adminis trato rs can select Gr oup Management under A dminis.
6 . Cli ck the Next bu tton. 7 . On the 2. Add L ibraries sc ree n in the wi z ar d, to c hange the libr ari es that belong to the gr oup: a . Clic k on the names of libr ar ies in the Ungr ouped Libr ar ies table t o be added to the gro up .
NO TE: T o add all ungrou ped librar ies t o the grou p, c lic k the Add All button. c. T o r emov e libr arie s added to the gr oup , clic k the names of the libr ar ies in the Selec ted L ibrar ies t able to be r emov ed. T o select se ve ral at a time , hold do w n the CTRL ke y on the k ey boar d and clic k each libr ary to be added.
a . Clic k on the name of the us er in the A vailable Us ers table t o be added to the gro up . T o selec t sev er al at a time, h old dow n the CTRL k ey on the k ey board and c lic k each name to be added . The us ers w ill be highligh ted in the table .
Use Bac k button to mak e an y changes to the inf ormati on fo r the grou p. 1 4. Once the info rmatio n is corr ect , cli ck the Finish bu t ton . The Su ccess dialog bo x appears . 1 5 . Clic k the OK button to e xit the di alog box and r etur n to the Gro up Management sc r een.
NO TE: T o remo v e all users f r om the gro up , clic k the Remo ve All button. 8. Once the info rmatio n is corr ect , cli ck the Submit button . The Su ccess dialog bo x appears . 9 . Cli ck the OK button to e x it the dialog bo x and retur n to the Gr oup Managemen t scr een .
a . Clic k on the names of libr ar ies in the Se lect Libr ar ies ta ble to be remo v ed fr om the gr oup and added to another gr oup . T o selec t sev er al at a time , hold do wn the CTRL k e y on the k ey boar d and clic k each libr ary to be mov ed .
a . Clic k on the names of the N AS shar es in the Se lect NA S table to be r emo ved f rom this gr oup and mo ved to an other gr oup . T o select se ve ral at a time , hold do w n the CTRL ke y on the k ey boar d and clic k each N AS t o be mov ed. T he NA S Share s will be hi ghlighted in the table .
Use Bac k button to mak e an y changes t o the infor mation . 1 2 . Once the info rmatio n is corr ect , cli ck the Finish bu t ton . The Su ccess dialog bo x appears . 1 3. Cli ck the OK button to e x it the dialog bo x and retur n to the Gr oup Managemen t scr een .
5 . Cli ck the Y es button to r emov e the gr oup . A Succes s dialog box a ppears, t o confir m that the grou p was r emo ved . 6 . Cli ck the OK button to c lose the di alog box and r etur n to the Gro up Management sc r een. The gr oup jus t re mov ed is no longer inc luded in the list of gr oups .
6 Modify ing use r details Use r details such a s contact inf ormati on and pass w ords can be modif ied b y using the f ollow ing pr ocedure s: • “ Adding us er contact inf ormati on ” (page 59.
Modify ing a pass w or d This f eatur e is enabled only w hen the au thenticati on mechanism is L ocal. W hen the authenti cation mechanism is LD AP , the user mu st change his pas sw or d in LD AP . E ach us er and administr ator can c hange his or her pass w ord u sing the follo w ing procedur e: 1 .
7 Managing the histo r y log E ach us er can vi ew the his tory log for all de vi ces to w hich the u ser has acces s. T he administr ator can v ie w the history log for all de vi ces . T o do so , use the f ollo wing pr ocedure . 1 . On the Nav igati on tr ee, c lic k History Log .
c. Nav igate to the f older in whi ch to s av e the log. d . If appr opri ate , change the def ault file name . e . Clic k the Save butto n. An Export succes s dialog bo x appears .
5 . Use rs w ith admininstr ator -lev el permis sions can c lear the History Log . T o do so: NO TE: Clear ing items fr om the History log deletes the it ems permanen tly; the re is no w ay to r estor e clear ed/deleted items . HP adv ises that the H istory Log be e xported bef or e any ite ms ar e clear ed.
8 Bac king-up and r esto r ing the Repli cati on Manager data base The adminis trat or uses the bac k up and re stor e utility to make pe ri odic back up s of the confi gurati on and de vi ce data that is stor ed in the s yst em Repli cation Manager .
5 . The dat abase bac ku p is cr eated and the back up file is st ored at the s pecif ied locati on. The log e ntri es for the bac k up utility are a vailable in the DB_Bac ku pRes tor eLog .
5 . The bac k up copy o f the database inf ormati on is r estor ed to the R eplication Manage r . NO TE: This pr ocedure can be us ed to duplicat e the Repli cation Manager s y stem onto an other serv er .
9 C ommand L ine Inte r f ace f or the R eplicati on Manager The C ommand L ine Interface (CLI) pr o vi des a wa y to acces s the Replicati on Manager using the command pr ompt , in addition to u sing the ex isting br o wse r-bas ed graphi cal user in terface (GUI).
2 . T o enter the R eplicatio n Manager thr ough the CLI, c hoose one of the f ollo w ing options: • Enter the h ostname and IP addr ess of the s er v er wher e R eplication Manage r is installed . The n enter y our Use r Id and P ass w ord . If ther e is an err or , the CLI cli ent displa ys the er ro r descr iptio n.
Using HELP f or the CLI C lient T o vi ew the details a bout ho w to use the CLI C lient: • Choo se one of the f ollo wing opti ons: • T o vi ew help con tent w ithout logging int o Replicati on M.
• At the command pr ompt , ente r the follo w ing command: help The CLI c lient dis play s the ex isting command list . The f ollo wing commands ar e av ailable: • sho w gr oupsummary • sho w gr.
2 . Y ou can also r edir ect the output of this co mmand to a file using the –o opti on. A t the command pr ompt , enter the f ollo wing command: show groupsummary – o <output file> F or e xample: show groupsummary – o c:workgroupsummary.txt V ie w ing the ow ned gr oup details T o vi ew details f or the gr oups y ou o wn: 1 .
2 . Y ou can also r edir ect the output of this co mmand to a file using the –o opti on. A t the command pr ompt , enter the f ollo wing command: show groups – o <output file> F or e xample: show groups – o c:workgroups.
3 . T o pro v ide the options de tails in one line , enter the f ollo wing command: show devicelist – g <group name> F or e xample: show devicelist – g Un-Grouped Vi ew ing the dev ice detai.
4. T o redir ect the ou tput of this command to a f ile , use the –o option . Enter the f ollo wing co mmand: show devicelist – g <group name> – o <output file> F or e xample: show devicelist – g Un-Grouped – o c:devicelist.
4. T o pro v ide the options de tails in one line , enter the f ollo wing command: show devicesummary – g <group name> – a <device serial number> F or e xample: show devicesummary – .
5 . T o redir ect the ou tput of this command to a f ile, u se the –o option . Enter the f ollo wing co mmand: show devicesummary – g <group name> – a <device serial number> – o c:devicesummary.txt F or e xample: show devicesummary – g Un-Grouped – a 2UX91202NS1 – o c:devicesummary.
2 . Enter the a ppropr iate gr oup number or gr oup name of the de vi ce . The c lient dis play s the list of de v ices f or the selected gr oup . 3 . Enter the a ppropr iate de v ice number or de v ice ser ial n umber to vi ew its libr ary list and statu s details .
F or e xample: show libraries – g Un-Grouped – a 2UX91202NS1 5 . T o redir ect the ou tput of this command to a f ile, u se the –o option . Enter the f ollo wing co mmand: show libraries – g &.
4. T o pro v ide the options de tails in one line , enter the f ollo wing command: show nasshares – g <group name> – a <device serial number> F or e xample: show nasshares – g Un-Grouped – a 2UX91202NS1 5 . T o redir ect the ou tput of this command to a f ile, u se the –o option .
1 . At the command pr ompt , ente r the follo w ing command: show criticaldevices 2 . T o r edir ect the output of this co mmand to a file , use the –o opti on. En ter the follo wing command: show criticaldevices – o <output file> F or e xample: show criticaldevices – o c:criticaldevices.
4. T o pro v ide the options de tails in one line , enter the f ollo wing command: show dedupstats – a <device serial number> F or e xample: show dedupstats – a 2UX91202NS1 5 . The de fault time per iod is Everything . If y ou w ant to change the time pe ri od, us e the –t option .
6 . T o redir ect the ou tput of this command to a comma-separ ated value s (CS V) file , us e the –o option . Enter the f ollo wing co mmand: show dedupstats – a <device serial number> – o <output file> F or e xample: show dedupstats – a 2UX91202NS1 – o c:dedupstats.
6 . T o pro v ide the options de tails in one line , enter the f ollo wing command: show repjobstats -g <group name> -a <device serial number> -l <library name> F or e xample: show repjobstats -g Un-Grouped -a CR2061E862 -l "Library 2" 7 .
8. T o redir ect the ou tput of this command to a C S V file , use the –o opti on. Ent er the follo w ing command , as sho wn in this e xample: show repjobstats -g <group name> -a <device s.
Using the C ommand L ine Inte r f ace as a batc h file Y ou can use the C ommand Line In terface c lient as a batc h command f or gener ating reports in the back ground . The CLI bat ch commands can be us ed by other u tilities f or automati cally-gener ated r eports.
A T r ou bleshooting The R eplicati on Manager pr ov ide s err or mess ages for all e rr ors . The us er can continue w ith other oper ations as n ormal , unless the er ror pr ohibits the nor mal operati ons of the so ft war e.
T able 1 Common issues (continued) Solution P ossible Cause S ymptom • Chec k network co nnectiv ity to ensure the dev ice is r unning. • Ensur e that dev ice status is no t Unknown . Netwo rk issue or the D2D de vice is n ot running. Dev ice status is Unkno wn f or long dur ations.
T able 1 Common issues (continued) Solution P ossible Cause S ymptom • Ensur e that Replicati on Manager is running on the serv er . • If the Repli cation Manager w ill not start-up: 1 . Complet ely uninstall R eplicatio n Manager . 2. P erfor m a new installati on of Repli cation Manager .
B Support and Other R es our ces This gui de pro v ides inf ormati on about: • Installing HP S tor age W or ks D2D Replicati on Manager • Using HP S tor age W orks D2D R eplicati on Manager , with.
HP w ebsite s F or additio nal infor mation , see the follo w ing HP web sites: • http://www .hp.com • http://www .hp.com/go/s tor age • http://www .hp.com/s ervi ce_locator • http://www .hp.com/su pport/manuals • http://www .hp.com/su pport/dow nloads • http://www .
Glos sary D D2D The HP S tor age W orks D2D (disk to disk) Bac ku p Sy stems pr oduct line . D2D Replication Manager (Replication Manager) The s oftwar e descr ibed in this user gui de. deduplication The f eature in w hic h only a single cop y of a data bloc k is stor ed on a dev ice .
Inde x A acti vate user (LD AP authenticati on) , 4 8 user (local a uthenticati on) , 4 8 Adminis tratio n Dev ice Inf ormati on, 44 Dev ice Manageme nt, 44 Gr oup Management , 5 4 , 5 7 Modify Gro up.
add user s, 1 5 libr ar y add to gr oup , 4 9 mo ve , 54 r emov e fr om gr oup , 4 9 v iew , 2 6 local authen tication , 4 1 , 4 3 add user s, 1 5 login, 1 1 err or , 1 2 fo rce , 1 2 M manage history.
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Als u nog geen HP (Hewlett-Packard) D2D heb gekocht dan nu is een goed moment om kennis te maken met de basisgegevens van het product. Eerst kijk dan naar de eerste pagina\'s van de handleiding, die je hierboven vindt. Je moet daar de belangrijkste technische gegevens HP (Hewlett-Packard) D2D vinden. Op dit manier kan je controleren of het apparaat aan jouw behoeften voldoet. Op de volgende pagina's van de handleiding HP (Hewlett-Packard) D2D leer je over alle kenmerken van het product en krijg je informatie over de werking. De informatie die je over HP (Hewlett-Packard) D2D krijgt, zal je zeker helpen om een besluit over de aankoop te nemen.
In een situatie waarin je al een beziter van HP (Hewlett-Packard) D2D bent, maar toch heb je de instructies niet gelezen, moet je het doen voor de hierboven beschreven redenen. Je zult dan weten of je goed de alle beschikbare functies heb gebruikt, en of je fouten heb gemaakt die het leven van de HP (Hewlett-Packard) D2D kunnen verkorten.
Maar de belangrijkste taak van de handleiding is om de gebruiker bij het oplossen van problemen te helpen met HP (Hewlett-Packard) D2D . Bijna altijd, zal je daar het vinden Troubleshooting met de meest voorkomende storingen en defecten #MANUAl# samen met de instructies over hun opplosinge. Zelfs als je zelf niet kan om het probleem op te lossen, zal de instructie je de weg wijzen naar verdere andere procedure, bijv. door contact met de klantenservice of het dichtstbijzijnde servicecentrum.