Manuale d’uso / di manutenzione del prodotto DL380 del fabbricante HP (Hewlett-Packard)
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HP Pr oL iant DL3 80 Gener ati on 5 Serv er User G uid e Part Number 403166-004 J anuary 2007 (Fourth Edition).
© Copyright 2006, 2007 Hewlett- Packard Development Company, L.P. The information contained herein is subject to chan ge without no tice. The only warranties for HP products and services are set forth in the express warranty statements accompanying such produc ts and services.
Contents 3 Con te nt s Component iden tifica tion ............................................................................................................... 7 Front panel compon ents ...............................................................
Contents 4 Installing the serv er into the rack............................................................................................ .................... 32 Installing the op erating system.......................................................
Contents 5 Internal USB fu nctional ity ..................................................................................................... ........... 67 Diagnostic tools .............................................................................
Contents 6 Taiwan battery re cycling notice ................................................................................................ ................. 94 Power cord statem ent for Japan..........................................................
Component identification 7 C omponen t iden tif i cation In this section Front panel components ......................................................................................................... ................... 7 Front panel LEDs and buttons .
Component identification 8 F r on t panel LEDs and buttons Item Description Status 1 UID LED button Blue = Activated Flashing = System being remotely managed Off = Deactivated 2 Internal health LED Green = Normal Amber = System degraded. To id entify component in degraded state, refer to Systems Insight Display LEDs.
Component identification 9 S y stem s I nsig ht Di spl a y L ED s Item Description Status 1 Online spare Off = No protection Green = Protection enabled Amber = Memory failure occurred Flashing amber =.
Component identification 10 R ear panel com ponents Item Description Color 1 Expansion slot 1 — 2 Expansion slot 2 — 3 Expansion slot 3 — 4 Expansion slot 4 — 5 Expansion slot 5 — 6 T-10/T-1.
Component identification 11 Item PCIe Mixed PCIe/PCI-X 4 x8, slot 4, bus D 64-bit/133-MH z, slot 4, bus D 5 x8, slot 5, bus E 64-bit/133-MHz, slot 5, b us D x4 slots: x8 cards are support ed, but will run at x4 speeds. x8 slots: x16 cards are support ed, but will run at x8 speeds.
Component identification 12 S y st em boar d S y stem boar d components (6 -fan conf igur ation) Item Description 1 Fan board connector 2 PPM 1 3 PPM 2 4 Power supply backplane connector 5 PCIe slot 1.
Component identification 13 S y stem boar d components ( 1 2 -f an confi gur ation) Item Description 1 Fan board connector 2 PPM 1 3 PPM 2 4 Power supply backplane connector 5 PCIe slot 1 6 PCIe slot .
Component identification 14 S y stem maint enance s w itc h Position Default Function S1 Off Off = iLO 2 security is enabled. On = iLO 2 security is disabled. S2 Off Off = System configuration can be modified. On = System configuration is locked and cannot be modified.
Component identification 15 FBDIMM slots FBDIMM slots are numbered sequent ially (1 through 8) and the paired banks are identified by the letters A, B, C, and D.
Component identification 16 Systems Insight Display LED and color Internal health LED color Status FBDIMM failure, all slots in all banks (amber) Red One or more FBDIMMs has fa iled. Test each bank of FBDIMMs by removing all other FBDIMMs. Isolate the failed FBDIMM by replacing each FBDIMM in a bank with a known working FBDIMM.
Component identification 17 S A S and S A T A har d dr i v e LEDs Item Description 1 Fault/UID LED (amber/blue) 2 Online LED (green) S A S and S A T A har d dr i v e LED combinati ons Online/activity .
Component identification 18 Online/activity LED (green) Fault/UID LED (amber/blue) Interpretation Flashing irregularly Off The drive is active, and it is operating normall y. Off Steadily amber A critical fault condition has been identified for this drive, an d the controller has placed it offlin e.
Component identification 19 Batter y pac k LEDs Item ID Color Description 1 Green System Power LED. This LED glows steadily when the system is powered up and 12 V system power is available. This power supply is used to maintain the battery charge and provide supplementary power to the cache microcontroller.
Component identification 20 LED3 pattern LED4 pattern Interpretation — One blink per second The battery pack is below the mi nimum charge level and is being charged. Features that require a battery (such as write cache, capacity expansion, stri pe size migration, and RAID migration) are temporarily unavailable until charging is complete.
Component identification 21 Hot-plug fans ( 1 2 -fan co nf i gur ati on) F an boar d com ponen ts Item Description 1 Fan connectors (8)* 2 Systems Insight Display connector 3 P ower On/Standby button/.
Operations 22 Oper ati ons In this section Power up th e serv er ............................................................................................................ .................... 22 Power down the se rver...............................
Operations 23 2. Extend the server until the server rail -release latches engage. WARNING: To reduce the risk of personal injury or equipment damage, be sure that the rack is adequately stabilized before extending a component from the rack. 3. After performing the installation or maintenance pro cedure, slide the server back into the rack: a.
Operations 24 CAUTION: Do not operate the server for long period s with the access panel open or removed. Operating the server in this manner results in improper airflow and improper cooling that can lead to thermal damage. To remove the component: 1.
Operations 25 Inst all the P CI r ise r cage CAUTION: To prevent damage to the server or ex pansion boards, power down the server and remove all AC power cords before removi ng or installing the PCI riser cage. 1. Align the PCI riser cage with the chassis and slide it into place.
Operations 26 6. Connect any required external cables to the expansion board. Refer to the docu mentation that ships with the expansion board. 7. Power up the server (on page 22 ). A cces s the pr oduc t r ear panel Ca ble management ar m w ith left -hand s w ing To access the server rear panel, open the cable management arm.
Operations 27 4. Remove the cable management arm. Hot-plug fan ope r atio n The server supports variable fan speeds. The fan s op erate at minimum speed until a temperature change requires a fan speed increase to cool the serv er.
Setup 28 Setup In this section Optional installa tion se rvices ................................................................................................. .................. 28 Rack planning resou rces ..........................................
Setup 29 R a c k planning r es our ces The rack resource kit ships with all HP branded or Compaq branded 9000, 10000, and H9 series racks. For more information on the content of each resour ce, refer to the rack reso urce kit documentation.
Setup 30 CAUTION: If a third-party rack is used, observe th e following additional requirements to ensu re adequate airflow and to prevent damage to the equipment: • Front and rear doors—If the 42.
Setup 31 Electr ical gr ounding r equir ements The server must be grounded properly for proper opera tion and safety. In the United States, you must install the equipment in accordance with NFPA 70, 1999 Edition (National Electric Code), Arti cle 250, as well as any local and regional building codes.
Setup 32 • Operating system or application software • Hardware options Inst alling har d w ar e opti ons Install any hardware options before initializin g the serv er. For options installation information, refer to the option documentation. For server-specific informatio n, refer to "Hardware options installation (on page 36 ).
Setup 33 13 iLO 2 connector — 14 Video connector Blue 15 USB connectors (2) Black 16 Serial connector — 17 Mouse connector Green 18 Keyboard connector Purple WARNING: To reduce the risk of electric shock, fi re, or damage to th e equipment, do not plug telephone or telecommuni cations connectors into RJ-45 connectors.
Setup 34 6. Connect the power cord to the AC pow er source. WARNING: To reduce the risk of electr ic shock or damage to the equipment: • Do not disable the power cord grounding plug. The grounding plug is an important safety feature. • Plug the power cord into a grounded (earthed) ele c trical outlet that is easily accessible at all times.
Setup 35 To configure these util ities manually: • Press the F8 key when prompted during the array contro ller initialization to configur e the array controller using ORCA. • Press the F9 key when prompted during the boot process to change the server settings using RBSU.
Hardware options installation 36 Har d w ar e optio ns inst allati on In this section Introduc tion ................................................................................................................... ........................ 36 Processor option.
Hardware options installation 37 IMPORTANT: Processor socket 1 and PPM slot 1 m ust be populated at all times or the server does not function properly. IMPORTANT: Always install a PPM when you install a pr ocessor. The system fails to boot if the corresponding PPM is mi ssing.
Hardware options installation 38 5. Open the processor retaining latch and the processor socket retaining bracket. 6. Remove the processor socket protective cover.
Hardware options installation 39 7. If the processor has separated from the in stallation tool, carefully re-insert th e proc essor in the tool. 8. Align the processor installation tool with the socket and install the processor.
Hardware options installation 40 9. Press down firmly until the processor in stallation tool clicks and separates from the processor, and then remove the processor installation tool. 10. Close the processor socket retaining brac ket and the processor retaining latch.
Hardware options installation 41 12. Install the heatsink..
Hardware options installation 42 13. Close the heatsink retaining bracket. 14. Open the latches on the corresponding P PM slot. 15. Install the PPM..
Hardware options installation 43 16. Close the latches. NOTE: The appearance of compatible PPMs may vary. NOTE: The PPM is keyed and the key must be aligned when installed. 17. Install the access panel (on page 24 ). Memo r y opti ons This server contains eight FBDIM M slots.
Hardware options installation 44 • FBDIMMS must be ECC Regist ered DDR-2 SDRAM FBDIMMs. • FBDIMMs must be installed in pairs. • FBDIMM pairs in a memory bank must have identical HP part numbers. • FBDIMMS must be populated as spec ified for each AMP memory mode.
Hardware options installation 45 requirements are based on these clas sifications. A du al-rank FBDIMM is similar to having two single-rank FBDIMMs on the same module. Although only a sing le FBDIMM module, a dual-rank FBDIMM acts as two separate FBDIMMs.
Hardware options installation 46 mirroring protection) because of a single uncorr ectable error. Mirroring protection is not lost because of transient and soft uncorrectable errors, resulting in sy stems that maintain mirroring protection (and thus improved uptime) unless the re is a failure of both branches.
Hardware options installation 47 If you are installing FBDIMMs in an online spare or mirrored configuration, use RBSU (" HP ROM-Based Setup Utility " on page 62 ) to configure this feature.
Hardware options installation 48 2. Install the hard drive. 3. Determine the status of the hard drive from th e hot-plug SAS hard drive LED combinations (" SAS and SATA hard drive LED combinations " on page 17 ).
Hardware options installation 49 2. Remove the existing media drive option or blank. 3. Slide the CD/DVD-ROM drive or diskette drive into the drive bay. R edundant hot-plug A C po w er suppl y optio n CAUTION: To prevent improper cooling and therma l damage, do not operate the server unless all bays are populated with either a component or a blank.
Hardware options installation 50 3. Slide the power supply into the power supply bay. 4. Connect the power cord to the power supply. 5. Route the power cord through the pow er co rd anchor or cable management arm. 6. Reposition the cable management arm into the operating position.
Hardware options installation 51 WARNING: To reduce the risk of electric shock, fire, and damage to the equ ipment, this product must be installed in accor dance with the following guidelines: • This power supply is intended only for installa tion in HP servers lo cated in a restricted access location.
Hardware options installation 52 1. Remove the power supply blank. WARNING: To reduce the risk of electric shock or damage to the equipment, do not connect the power cord to the power supply until the power supply is installed. 2. Slide the power supply into the power supply bay un til the release/lock lever clicks, secur ing the power supply.
Hardware options installation 53 Expansi on boar d optio ns The server supports PCI, PCI-X, and PCI Express expansion boards. Inst alling an e xpansion boar d (slot 2) 1. Power down the server (on page 22 ). 2. Extend the server from the rack (on page 22 ).
Hardware options installation 54 5. Remove the expansion slot cover. Inst alling an e xpansion boar d (slot 3, 4 , or 5) CAUTION: To prevent damage to the server or ex pansion boards, power down the server and remove all AC power cords before removi ng or installing the PCI riser cage.
Hardware options installation 55 7. Install the expansion board: 8. Lock the PCI retaining clip. 9. Install the PCI riser cage (on page 25 ). 10. Connect any required internal or external cables to the expansion board. Refer to the docu mentation that ships with the expansion board.
Hardware options installation 56 6. Remove the PCI riser board. 7. Install the optional riser board. 8. Install any expansion boards. (" Expansion board options " on page 53 ) 9. Install the PCI riser cage (on page 25 ). 10. Install the access panel (on page 24 ).
Cabling 57 C abling In this section SAS hard driv e cabl ing ......................................................................................................... .................. 57 Fan board cabling.............................................
Cabling 58 P CI S A S cabling t o optional e xpansion boar d contr oller F an boar d cabling.
Cabling 59 Har d dr i v e bac kplane po w er ca bling Medi a dr i v e ba y cabling.
Cabling 60 Batter y ca bling f or BB W C NOTE: Use the retaining clip to manage excess cable slack. S y stem s I nsig ht Di spl a y c abl in g.
Configuration and utilities 61 C onf i gur atio n and utiliti es In this section Configuratio n tools ............................................................................................................ ..................... 61 Management tools .
Configuration and utilities 62 Configuration Replication Utility ConRep is shipped in the SmartStart Scripting Toolkit and is a program that works with RBSU to replicate hardware configuration on ProLiant servers. This util ity is run during State 0, Run Hardware Con figuration Utility, when doing a scripted server deployment.
Configuration and utilities 63 Drives installed Drives used RAID level 1 1 RAID 0 2 2 RAID 1 3, 4, 5, or 6 3, 4, 5, or 6 RAID 5 More than 6 0 None To change any ORCA default settings and overri de the auto-configuration process, press the F8 key when prompted.
Configuration and utilities 64 2. Access RBSU by pressin g the F9 ke y during power-up when the prompt is displayed in the upper right corner of the screen. 3. Select System Options . 4. Select Advanced Memory Protection . 5. Select Mirrored Memory with Advanced ECC Support .
Configuration and utilities 65 The intuitive graphical user interfa ce of the Altiris Deployment Solution console pro vides simplified point- and-click and drag-and-drop operations that enable you to deploy target servers, including server blades, remotely.
Configuration and utilities 66 Int egr ated L i ghts- Out 2 tec hnolog y The iLO 2 subsystem is a standard comp onent of selected ProLiant servers that provides server health and remote server manageability. The iLO 2 subsyst em incl udes an intelligent microp rocessor, secure memory, and a dedicated network interface.
Configuration and utilities 67 Management A gents Management Agents provide the informat ion to enable fault, performance, and configuration management. The agents allow easy manageability of the server through HP SIM software, and third- party SNMP management platforms.
Configuration and utilities 68 For additional security, you can disable the external USB connectors through RB SU. Disabling the rear USB connectors in RBSU disables both rear USB ports.
Configuration and utilities 69 • From within HP Insight Diagnostics (on page 68 ) For more information, refer to the Manag ement CD in the HP ProLiant Essentials Foundation Pack. Ar r a y Diagnos ti c Utilit y The HP Array Diagnostics Utility is a web-based appl ication that creates a report of all HP storage controllers and disk drives.
Configuration and utilities 70 If you are installing a SmartStart -supported operating system, use the SmartStart software (on page 61 ) and its Assisted Path feature to install the operating system and la test driver support.
Configuration and utilities 71 Care P a c k HP Care Pack Services offer upgr aded service levels to extend an d expand standard produc t warranty with easy-to-buy, easy-to-use support pac kages that he lp you make the most of your server investments. Refer to the Care Pack website ( http://www.
Troubleshooting 72 T r oubleshooting In this section Troubleshootin g resour ces ...................................................................................................... ................. 72 Pre-diagnost ic steps ........................
Troubleshooting 73 Important safety information Before servicing this product, read the Important Safety Information document provided with the server. Symbols on equipment The following symbols may be placed on equipment to indicate the presence of potentially hazardous conditions.
Troubleshooting 74 WARNING: To reduce the risk of personal injury or damage to the equipment, be sure that: • The leveling feet are exten ded to the floor. • The full weight of the rack rests on the leveling feet. • The stabilizing feet are attached to the ra ck if it is a single-rack installation.
Troubleshooting 75 • Run HP Insight Diagnostics (on page 68 ) and use the survey page to view the current configuration or to compare it to pr evious configurations. • Refer to your hardware and software records for infor mation. • Refer to server LEDs and their statuses.
Troubleshooting 76 Se r v ice notif i cati ons To view the latest service notifica tions, refer to the HP website ( http://www.hp.com/go/bizsupport ). Select the appropriate server model, and then click the Troubleshoot a Problem link on the product page.
Troubleshooting 77 Gener al diagno sis flo wc har t The General diagnosis flowchart provides a generic approa ch to troubleshooting. If you are unsure of the problem, or if the other flowcharts do not fix the problem, use the f ollowing flowchart.
Troubleshooting 78 Item Refer to 4 The most recent version of a pa rticular server or option firmware is available on the following websites: • HP Support website ( http://www.hp.com/supp ort ) • HP ROM-BIOS/Firmware Updates website ( http://h18023.
Troubleshooting 79 Serv er po w er -on pr oblems flo wc har t Symptoms: • The server does not power on. • The system power LED is off or amber. • The external health LED is red or amber.
Troubleshooting 80 • The internal health LED is red or amber. NOTE: For the location of server LEDs and inform ation on their statuses, refer to the server documentation.
Troubleshooting 81.
Troubleshooting 82 P O S T pr oblems flo wchart Symptoms: • Server does not complete POST NOTE: The server has completed POST when the sy stem attempts to access the boot device.
Troubleshooting 83 O S boot pr oblems flo wchart Symptoms: • Server does not boot a previously installed operating system • Server does not boot SmartStart Possible causes: • Corrupted operating.
Troubleshooting 84 Item Refer to 1 HP ROM-Based Setup Utility User Guide ( http://www.hp.com/servers/smartstart ) 2 "POST problems flowchart (on page 82 )" 3 • "Hard drive problems" in the HP ProLiant Servers Troubleshooting Guide located on the Documentation CD or on the HP website ( http://www.
Troubleshooting 85 Serv er fa ult indicati ons flo wchart Symptoms: • Server boots, but a fault event is report ed by Insight Management Agents (on page 67 ) • Server boots, but the internal healt.
Troubleshooting 86 Possible causes: • Improperly seated or faulty internal or external component • Unsupported comp onent installed • Redundancy failure • System overtemperature condition Item.
Troubleshooting 87 P O S T er r or mes sage s and beep codes For a complete listing of error messages, refer to the "POST error messages" in the HP ProLiant Servers Troubleshooting Guid e located on the Documentation CD or on the HP website ( http://www.
System battery 88 S y ste m batter y If the server no longer automatically displays th e correct date and time, you may need to replace the battery that provides power to the real-time clock.
Regulatory compliance notices 89 R egulator y compliance noti ces In this section Regulatory compliance id entification nu mbers ................................................................................... ........ 89 Federal Communications Commissio n notic e .
Regulatory compliance notices 90 Cla ss A equipmen t This equipment has been tested and found to comply wi th the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are design ed to provide rea sonable protection against harmful interference when the equipment is operated in a commercial environment.
Regulatory compliance notices 91 Modif icati ons The FCC requires the user t o be notified that any ch anges or modifications made to this device that are not expressly approved by Hewlett-Packard Company may void the user’s authority to operate the equipment.
Regulatory compliance notices 92 Dispo sal o f w ast e equipmen t b y u ser s in pr i vat e hou s eholds in the E ur opean Uni on This symbol on the product or on its packaging indica tes that this product must not be disposed of with your other household waste.
Regulatory compliance notices 93 Ko r e a n n o t i c e Class A equipment Class B equipment L as er com pliance This product may be provided with an optical storage device (that is, CD or DVD drive) and/or fiber optic transceiver.
Regulatory compliance notices 94 WARNING: The computer contains an internal lithium manganese dioxide, a vanadium pentoxide, or an alkaline battery pack. A risk of fire and burns exists if the battery pack is not properly handled. To reduce the risk of personal injury: • Do not attempt to recharge the battery.
Electrostatic discharge 95 Elec tr os tati c disc har ge In this section Preventing electros tatic discharge ............................................................................................. ................ 95 Grounding methods to preven t electrostati c discharge .
Specifications 96 Sp e c i fica t ion s In this section Environmental sp ecifications ................................................................................................... ................. 96 Server spec ifications .....................
Specifications 97 Rated input power 980 W at 100V AC input 960 W at 200V AC input BTUs per hour 3344 at 100V to 120V AC input 3277 at 200V to 240V AC input Power supply output Rated steady-state power.
Technical support 98 T ec hnical su pport In this section Before you contact HP.......................................................................................................... ................... 98 HP contact in formation ..................
Technical support 99 • Optional —Parts for which customer self repair is op tional. These parts are also designed for customer self repair. If, however, you require that HP replace them for you, there may or may not be additional charges, depending on the type of warranty service designated for your product.
Technical support 100 R ipar a zio ne da par t e del c li ent e Per abbreviare i tempi di riparazione e garantire una maggiore flessibilità nella sostituzione di parti difettose, i prodotti HP sono realiz zati con numerosi componenti che possono essere riparati direttamente dal cliente (CSR, Customer Self Repai r).
Technical support 101 muss. Wenn es erforderlich ist, das defekte Teil an HP zurückzu schicken, müssen Sie dies innerh alb eines vorgegebenen Zeitraums tun, in der Regel innerhalb von fünf (5) Ge schäftstagen. Das defekte Teil muss mit der zugehörigen Dokumentation in der Verpackung zurückges chickt werden, die im Lieferumfang enthalten ist.
Technical support 102 dat onderdeel rechtstreeks naar u, zodat u het defec te onderdeel daarmee kunt vervangen. Er zijn twee categorieën CSR-onderd elen: • Verplicht: Onderdelen waarvoor reparatie door de kl ant verplicht is.
Technical support 103 reparo feito pelo cliente, a HP paga todas as de spesas de transporte e de devolução da peça e determina a transportadora/ser viço postal a ser utilizado. Para obter mais informações sobre o programa de re paro feito pelo cliente da HP, entre em contato com o fornecedor de serviços local.
Technical support 104.
Technical support 105.
Acronyms and abbreviations 106 A c r on y ms and abbr e v i ati ons ABEND abnormal end ACU Array Configuration Utility AMP Advanced Memory Protection ASR Automatic Server Recovery BBWC battery-backed .
Acronyms and abbreviations 107 HTTP hypertext transfer protocol IDE integrated device electronics IEC International Electrotechnical Commission iLO Integrated Lights-Out IML Integrated Management Log .
Acronyms and abbreviations 108 PCI Express Peripheral Component Interconnect Express PCI-X peripheral component interconnect ext ended PCIe peripheral component interconnect express POST Power-On Self.
Acronyms and abbreviations 109 SNMP Simple Network Management Protocol TMRA recommended ambient operating temperature UID unit identification UPS uninterruptible power system USB universal serial bus .
Index 110 A access panel 24 ACU (Array Configuration Utility) 66 ADU (Array Diagnostic Utility) 71 Advanced ECC support 45 airflow requirements 30, 31 Altiris Deployment Solution 67 Array Configuratio.
Index 111 G general diagnosis flowchart 79 grounding methods 97 grounding requirements 32 H hard drive bays 7 hard drive blanks 49 hard drive LEDs 17 hard drives 17 hard drives, determining status of .
Index 112 ORCA (Option ROM Configuration for Arrays) 66 P PCI expansion slot definitions 11 PCI riser board 57 PCI slots 11 phone numbers 100 power cord 75, 96 power cord anchor 33 power cord connecto.
Index 113 T Taiwan battery recy cling notice 96 technical support 100 telephone numbers 100 temperature requirements 31 Torx screwdriver 10 troubleshooting 74 U UID LEDs 7, 8, 11 updating the system R.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il HP (Hewlett-Packard) DL380 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del HP (Hewlett-Packard) DL380 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso HP (Hewlett-Packard) DL380 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul HP (Hewlett-Packard) DL380 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il HP (Hewlett-Packard) DL380, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del HP (Hewlett-Packard) DL380.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il HP (Hewlett-Packard) DL380. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo HP (Hewlett-Packard) DL380 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
