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HP Compaq Business PC Hardware Reference Guide Pro 6300 Series Microtower Pro 6300 Series Small Form Factor.
© Copyright 2012 Hew lett-Packard Development Company, L.P. The information contained herein is subject to change without notice. Microsoft, Windows, and Windows Vista are either trademarks or registered trademar ks of Microsoft Corporation in the U nited States and/or other countries.
About This Book This guide provides basic information for upgr ading HP Compaq Busin ess PCs. WARNING! Text set off in this manner indi cates that failure to follow di rections could result in bodily harm or l oss of life .
iv About This Book.
Table of contents 1 Produc t Feature s ............ ............ .............. ........... ............... ............ ............... ........... ..... ............ ........... .......... 1 Standar d Configu ration Fe atures ........... ...........
Front Bezel Security ......... ............ ............ ........... .............. ............ .......... ............... .......... . 42 3 Small Form Facto r (SFF ) Hardwar e Upgrad es .......... ................ ............. ................ ....
Appendix D Electrostatic Discharge ... .......... ......... ........ ........... ........ ......... .......... ........ .......... ..... ........ ........ ... 92 Preventing Electrostatic Damage .......... ..................... ........................
viii.
1 Product Features Standard Configuration Features Features may vary de pending on the mode l. For a complete listing of the hardware an d software installed in the computer , run the diagnostic utility (include d on some comput er models only).
Microtower (MT) Front Panel Components Drive configuration ma y vary by model. Some models have a b ezel blank covering one or more drive bays. Table 1-1 Fron t Panel Compon ents 1 5.
Small Form Factor (SFF) Front Panel Components Drive configuration ma y vary by model. Some models have a b ezel blank covering one or more drive bays. Figure 1 -3 Front Panel Componen ts Table 1-2 Fron t Panel Compon ents 1 5.25-inch Optical Drive 5 Microphone/Headphone Connector 2 Dual-State Power Button 6 3.
Microtower (MT) Rear Panel Components Figure 1 -4 Rear Panel Components Table 1-3 Rear Panel Comp onents 1 Power Cord Connector 6 Line-Out Connector for power ed audio devices (green) 2 Line-In Audio .
Small Form Factor (SFF) Rear Panel Components Figure 1 -5 Rear Panel Components Table 1-4 Rear Panel Comp onents 1 RJ-45 Network Connector 7 DisplayPort Monitor Connector 2 Serial Connector 8 VGA Moni.
Media Card Reader Components The media card reader is an opti o nal device available o n some models on ly. Refer to the fo llowing illustration and table to identify th e media card reader comp onents. Figure 1 -6 Media Card Reader Components Table 1-5 Media Card Reader Components No.
Keyboard Figure 1 -7 Keyboard C omponents Table 1-6 Keyb oard Components 1 Function Keys Perform special functions depending on the so ftware application be ing used. 2 Editing Keys Includes the following: Insert, Home, Page Up, Delete, End, and Page Down.
Using the Windows Logo Key Use the Windows Logo key in combination with other keys to perform certain functions available in the Windows opera ting system.
Table 1-7 Windows Logo Key Functions (continued) Windows Logo Key + right arr ow Snaps the window to the right side of the screen Windows Logo Key + down arrow Minimizes the window Windows Logo Key + .
Figure 1 -9 Small Form Factor Serial Nu mber and Product ID L ocation 10 Chapter 1 Product Features.
2 Microtower (MT) Hardware Upgrades Serviceability Features The computer include s features that make it easy to upgrade a nd service. No tools are neede d for most of the installa tion procedur es described in this chapter.
Removing the Computer Access Panel To access internal components, yo u must remove the access panel: 1. Remove/disengage an y security devices that prohibit opening the computer. 2. Remove all removable m edia, such as compact discs o r USB flash drives, from the computer.
Replacing the Computer Access Panel 1. Slide the lip on the front end of th e access panel under the lip on the fro nt of the chassis (1) then press the back en d of the access pa nel onto the un it (2). Figure 2-2 Replacing th e Computer Access Panel 2.
Removing the Front Bezel 1. Remove/disengage an y security devices that prohibit opening the computer. 2. Remove all removable m edia, such as compact discs o r USB flash drives, from the computer. 3. Turn off the compu ter properly through the ope rating system, then turn off any external devices.
2. To remove a bezel blank, push the two retaining tabs that hold the be zel blank in place towards the outer right edge of the bezel (1) and slide th e bezel blank back an d to the right to remove it (2).
System Board Connections Refer to the following illustrations and tables to identify the system board conn ectors for your model. Figure 2 -7 System Board Connections Table 2-1 System Board Conne ctions No.
Table 2-1 System Board Connections (continue d) No. System Board Connec tor System Board Labe l Color Component 18 PCI Express x1 X1PCIEXP2 black Exp ansion Card 19 PCI Express x16 X16PCIEXP black Exp.
The system will au tomatically operate i n single channel mode, d ual channel mode, or flex mode, depending on how the DIMMs are i nstalled. ● The system will operate in singl e channel mode if the DIMM so ckets are populated in one channel on ly.
5. Remove the computer access pa nel. WARNING ! To reduce risk of personal injury from hot surf aces, allow the internal system components to co ol before touching . 6. Open both latches of the memory module socket (1), and insert th e memory module into the socket (2).
Removing or Installing an Expansion Card The computer has on e PCI expansion slot, two PCI Express x 1 expansion slots, and one PCI Express x16 expansion slot. NOTE: You can install a PC I Express x1, x4, x8 , or x16 expans ion card in the PCI Exp ress x16 slot.
8. Before installing an expansion ca rd, remove the expansion slot co ver or the existing expansion card. NOTE: Before removing an insta lled expansion card, disconnect any cables that may be attached to the expans ion card.
b. If you are removing a standard PCI card or PC I Express x1 card, hold the card at each end, and carefully rock it back a nd forth until th e connectors pull fre e from the socket. Pull the expansion card straigh t up from the socket t hen away from the inside of the chassis to release it from the chassis frame.
10. If you are not installing a new expansion card, i n stall an expansion slot cover to close the op en slot. CAUTION: After remo ving an expansio n card, you must repla ce it with a new card or expansion slot cover for proper coo ling of internal compon ents during operation.
14. Replace the computer access pane l. 15. Reconnect the power cord an d turn on the compute r. 16. Lock any security devices that we re disengaged when the access pan el was remove d. 17. Reconfigure the computer, if ne cessary. Drive Positions Figure 2 -15 Drive Positions Table 2-2 Drive Positions 1 Two 5.
Installing and Removing Drives When installing drives, follow these guidelines: ● The primary Serial ATA (SATA) hard drive mu st be connecte d to the dark blue primary SAT A connector on the system board labeled SATA0. If you are adding a second hard dri ve, connect it to the white connector on th e system board labeled SATA1.
No. Guide Screw Device 1 Black M3 Metric Screws All Drives (except hard drives) 2 Silver and Blue 6-32 Isolation Mounting Screws Secondary Hard Drive CAUTION: To prevent loss of work and damage to the.
Removing a 5.25-inch or 3.5-in ch Drive from a Drive Bay CAUTION: All removable media should be taken out of a drive before removin g the drive from the computer. 1. Remove/disengage an y security devices that prohibit opening the computer. 2. Remove all removable m edia, such as compact discs o r USB flash drives, from the computer.
b. If you are removing a media card reader, disconnect the U SB cable from the syst em board. Figure 2-18 Disconnecting the Media Ca rd Reader USB Cable 7.
Installing a 5.25-inch or 3.5- inch Drive into a Drive Bay 1. Remove/disengage an y security devices that prohibit opening the computer. 2. Remove all removable m edia, such as compact discs o r USB flash drives, from the computer. 3. Turn off the compu ter properly through the ope rating system, then turn off any external devices.
8. Slide the drive into the drive bay, making sure to align the guide screws with the guide slots, until the drive sna ps into place. Figure 2-21 Sliding the Drives into the Drive Cage 9. Connect the power and d ata cables to the driv e as indicated in the following illustrations.
b. If your are installing a media card reader, connect the USB cable to the USB system board connector labeled MEDIA. Figure 2-23 Connecting the Media Card Re ader USB Cable 10. If installing a new drive, conn ect the opposite end of the data cable to the appropriate system board connector.
Removing a Hard Drive from a Drive Bay NOTE: Before you remove th e old hard drive, be sure to back up the data from the o ld hard drive so that you can transfer the data to the new hard drive. 1. Remove/disengage an y security devices that prohibit opening the computer.
7. Release the drive by pulling the re lease tab away from the drive (1) and slid ing the drive out of the bay (2). Figure 2-25 Removing a Hard Drive 8. Remove the four guide screws (t wo on each side) from the old dr ive. You will need these screws to install a new drive .
6. Install guide screws on the sides of the drive. If you are installing a 2.5-inch drive, you must install the drive in an adapter bracket. NOTE: The hard drive use s 6-32 isolation mounting guide screws. Four extra guid e screws are installed on the e xterior of the hard drive ba ys.
◦ Secure the drive to the bay ad apter bracket by installing fo ur black M3 adapter bracket screws through the sides of the brac ket into the dri ve. Figure 2-28 Securing the D rive in the Adapter Brac ket ◦ Install four 6-32 silver and bl ue isolation mounting guide screws in the a dapter bracket (two on each side of the bracket).
7. Slide the drive into the drive bay, making sure to align the guide screws with the guide slots, until the drive sna ps into place. The bottom bay is for the primary hard d rive. The upper bay is for an optional secondary h ard drive. Figure 2-30 Sliding a Hard Drive into the Drive Bay 8.
12. Reconnect the power cord an d any external devices, then turn on th e computer. 13. Lock any security devices that we re disengaged when the access pan el was remove d. Installing a Security Lock The security locks displayed below and on the follo wing pages can be used to secure the computer.
HP Business PC Security Lock 1. Fasten the security cable by looping it around a stationary object. Figure 2-34 Securing the Cable to a Fixe d Object 2.
3. Slide the security cable throu gh the hole in the Cable lock on the rear of the moni tor. Figure 2-36 Securing the Monitor 4. Use the bracket provided in the kit to secure ot her peripheral devices by laying the device cable across the center of the b racket (1) and inserting the security cable through one of th e two holes in the bracket (2).
5. Thread the keyb oard and mouse cabl es through the compu ter chassis lock. Figure 2-38 Thre ading the Keyboard and Mouse Cables 6. Screw the lock to the chassis in the th umbscre w hole using the scr ew provided.
7. Insert the plug end of the secu rity cable into the l ock (1) and push the button in (2) to engage the lock. Use the key provided to disengage the lock. Figure 2-40 Engaging the Lock 8. When complete, all de vices in your workstation will be secured.
Front Bezel Security The front bezel can be lock ed in place by installing a security screw provided by HP. To install the security screw: 1. Remove/disengage an y security devices that prohibit opening the computer. 2. Remove all removable m edia, such as compact discs o r USB flash drives, from the computer.
8. Install the screw through the inte rior of the front of the chassis into the fro nt bezel. The screw hole is located toward the middle of th e right ed ge of the chassis between the hard drive bay a nd speaker. Figure 2-43 Installing the Front Bezel Securi ty Screw 9.
3 Small Form Factor (SFF) Hardware Upgrades Serviceability Features The computer include s features that make it easy to upgrade a nd service. No tools are neede d for most of the installa tion procedur es described in this chapter.
Removing the Computer Access Panel To access internal components, yo u must remove the access panel: 1. Remove/disengage an y security devices that prohibit opening the computer. 2. Remove all removable m edia, such as compact discs o r USB flash drives, from the computer.
Replacing the Computer Access Panel Slide the lip on the front end of the access panel under the lip on the front of the chassis (1) the n press the back end of the access panel on to the unit so that it lock s into place (2).
Removing the Front Bezel 1. Remove/disengage an y security devices that prohibit opening the computer. 2. Remove all removable m edia, such as compact discs o r USB flash drives, from the computer. 3. Turn off the compu ter properly through the ope rating system, then turn off any external devices.
2. To remove a bezel blank, push the two retaining tabs that hold the be zel blank in place towards the outer right edge of the bezel (1) and slide th e bezel blank back an d to the right to remove it (2).
Changing from Desktop to Tower Configuration The Small Form Factor co mputer can be used in a to wer orientation with an op tional tower stand that can be purcha sed from HP. 1. Remove/disengage an y security devices that prohibit opening the computer.
System Board Connections Refer to the following illustration and table to id entify the system board co nnectors for your model. Figure 3 -7 System Board Connections Table 3-1 System Board Conne ctions No.
Table 3-1 System Board Connections (continue d) No. System Board Connec tor System Board Labe l Color Component 18 PCI Express x1 X4PCIEXP black Expansion Card 19 PCI Express x16 X16PCIEXP black Exp a.
The system will au tomatically operate i n single channel mode, d ual channel mode, or flex mode, depending on how the DIMMs are i nstalled. ● The system will operate in singl e channel mode if the DIMM so ckets are populated in one channel on ly.
6. Remove the computer access pa nel. WARNING ! To reduce risk of personal injury from hot surf aces, allow the internal system components to co ol before touching . 7. Rotate up the internal drive bay housing to access the memory module sockets on the system board.
8. Open both latches of the memory module socket (1), and insert th e memory module into the socket (2). Figure 3-9 Installing a DIMM NOTE: A memory module can be installed in o nly one way. Match the notch on the module with the tab on the memory socket.
Removing or Installing an Expansion Card The computer has on e PCI expansion slot, two PCI Express x 1 expansion slots, and one PCI Express x16 expansion slot. NOTE: The PCI and PCI Express slots support o nly low profile cards. You can install a PCI Express x1, x4, x8, or x1 6 expansion card in the PCI Express x16 slot.
9. Before installing an expansion ca rd, remove the expansion slot co ver or the existing expansion card. NOTE: Before removing an insta lled expansion card, disconnect any cables that may be attached to the expans ion card.
c. If you are removing a PCI Express x16 card, pull the rete ntion arm on the back of the expansion socke t away from the card and ca refully rock the card back and forth until the connectors pull free from the socket.
12. To install a new expansion card , hold the card just ab ove the expansion socket on the system board then mo ve the card toward the rear of the chassi s (1) so that the b racket on the card is aligned with th e open slot on the rear of the chassis.
18. Lock any security devices that we re disengaged when the access pan el was remove d. 19. Reconfigure the computer, if ne cessary. Drive Positions Figure 3 -16 Drive Positions Table 3-2 Drive Positions 1 3.5-inch internal hard drive bay 2 3.5-inch drive bay for optional drives (media card reade r shown) 3 5.
Installing and Removing Drives When installing drives, follow these guidelines: ● The primary Serial ATA (SATA) hard drive mu st be connecte d to the dark blue primary SAT A connector on the system board labeled SATA0. If you are adding a second hard dri ve, connect it to the white connector on th e system board labeled SATA1.
CAUTION: To prevent loss of work and damage to the compu ter or drive: If you are inserting or removing a drive, shut down the operating system properly, turn off the computer, and unplu g the power cord. Do not remove a drive whi le the computer is on or in sta ndby mode.
Removing a 5.25-inch D rive from a Drive Bay CAUTION: All removable media should be taken out of a drive before removin g the drive from the computer. 1. Remove/disengage an y security devices that prohibit opening the computer. 2. Remove all removable m edia, such as compact discs o r USB flash drives, from the computer.
8. If removing an opti cal drive, disconnect the po wer ca ble (1) and data cable (2) from the rear of the optical drive. CAUTION: Whe n removing the cables, pull the tab or connector in stead of the cable itself to avoid damaging the cable. Figure 3-19 Disconnecting the Power and Data Cables 9.
10. Press down on the green drive reta iner button locate d on the le ft side of the drive to disengage the drive from the drive cage (1). While pressing the drive re tainer butt on, slide the drive back until it stops, then lift it up and out of the drive cage (2).
8. Install four M3 metric guide screws in the lower holes on each side of the drive. HP has provided four extra M3 metric guide screws on the front of the chassi s, under the front beze l. The M3 metric guide screws are bla ck. Refer to Installing and Removing Drives on page 60 for an illustration of the extra M3 metric guide screws location.
10. Rotate the drive cage to its upright position . Figure 3-24 Ro tating th e Drive Ca ge Up 11. Connect the SATA data cable to the white SATA system board connector labeled SATA2.
14. Rotate the drive cage back down to its normal position. CAUTION: Be careful not to pinch a ny cables or wires when rotati ng the drive cag e down. Figure 3-26 Ro tating th e Drive Ca ge Down 15. Replace the front bezel (if remo ved) and access panel.
2. Disconnect the drive cables from the rear of the drive, or, if you are removing a media card reader, disconnect the USB cable from the system board as indicate d in the followi ng illustration. Figure 3-27 Disconnecting the Media Card Reader USB Cab le 3.
Installing a 3.5-inch Dr ive into a Drive Bay The 3.5-inch bay is lo cated underne ath the 5.25-inch drive. To insta ll a drive into the 3.5-i nch bay: NOTE: Install guide screws to ensure the drive will line up correctly in the dri ve cage and lock in place.
5. Connect the appropria te drive cables: a. If installing a seco nd hard drive, conne ct the power cable (1) and data cable (2 ) to the rear of the drive and connect the ot her end of the data cable to the white connector on the system board labeled SATA1.
Removing and Replacing the Primary 3.5-inch Internal Hard Drive NOTE: Before you remove th e old hard drive, be sure to back up the data from the o ld hard drive so that you can transfer the data to the new hard drive. The preinstalled 3.5-inch hard drive is located under the power supply.
8. Rotate the power su pply to its upright position. The hard drive is lo cated beneath the power supply. Figure 3-34 Raising the Power Supply 9. Disconnect the power cable (1) a nd data cable (2) from the back of the hard drive.
10. Press down on th e green release latch n ext to the ha rd drive (1). While holding the latch down, slide the dr ive forward until it stops, then lift the drive up and o ut of the bay (2).
12. Align the guide screws with the slots on the cha ssis drive cage, press the hard drive dow n into the bay, then slide it back until it stops and locks in place. Figure 3-38 Installing the Hard Drive 13. Connect the power cable (1) and data cable (2) to the back of the hard drive.
Installing a Security Lock The security locks displayed below and on the follo wing pages can be used to secure the computer. Cable Lock Figure 3 -40 Installing a Cable Lock Padlock Figure 3 -41 Insta.
HP Business PC Security Lock 1. Fasten the security cable by looping it around a stationary object. Figure 3-42 Securing the Cable to a Fixe d Object 2.
3. Slide the security cable throu gh the hole in the Cable lock on the rear of the moni tor. Figure 3-44 Securing the Monitor 4. Use the bracket provided in the kit to secure ot her peripheral devices by laying the device cable across the center of the b racket (1) and inserting the security cable through one of th e two holes in the bracket (2).
5. Thread the keyb oard and mouse cabl es through the compu ter chassis lock. Figure 3-46 Thre ading the Keyboard and Mouse Cables 6. Screw the lock to the chassis in the th umbscre w hole using the scr ew provided.
7. Insert the plug end of the secu rity cable into the l ock (1) and push the button in (2) to engage the lock. Use the key provided to disengage the lock. Figure 3-48 Engaging the Lock 8. When complete, all de vices in your workstation will be secured.
Front Bezel Security The front bezel can be lock ed in place by installing a security screw provided by HP. To install the security screw: 1. Remove/disengage an y security devices that prohibit opening the computer. 2. Remove all removable m edia, such as compact discs o r USB flash drives, from the computer.
9. Install the security screw next to the midd le front bezel release tab to secure th e front bezel in place. Figure 3-51 Installing the Front Bezel Securi ty Screw 10. Replace the access panel. 11. If the computer wa s on a stand, replace th e stand.
A Battery Replacement The battery that comes with the comp uter provides power to th e real-time clock. When repla cing the battery, use a b attery equivale nt to the battery or iginally installed in t he computer. The co mputer comes with a 3-volt lithium coin cell battery.
7. Depending on the type of battery holder on the system board, comp lete the following instructions to replace the b attery. Type 1 a. Lift the bat tery out of it s holder. Figure A-1 Removing a Coin Cell Battery (Type 1) b. Slide the replacement batte ry into position, positive side up.
b. Insert the new battery an d position the clip back in to place. Figure A-3 Removing a Coin Cell Battery (Type 3) NOTE: After the batter y has been replace d, use the following steps to complete this proced ure. 8. Replace the computer access p anel.
B Removing and Replacing a Removable 3.5-inch SATA Hard Drive Some models are equ ipped with a Removable SAT A Hard Drive Enclos ure in the 5.25-inch i nternal drive bay. The hard dr ive is housed in a carr ier that can be quickly a nd easily removed from th e drive bay.
3. Remove the adhesive strip that secures the thermal sensor to the top of the ha rd drive (1) and move the thermal se nsor away from the ca rrier (2). Figure B-2 Removi ng the Therma l Sensor 4. Remove the four screws from the bot tom of the hard drive ca rrier.
5. Slide the hard drive back to disconnect it from the carr ier then l ift it up a nd out of the carri er. Figure B-4 Re moving the Ha rd Drive 6. Place the new hard drive in the carrier th en slide th e hard drive back so th at it seats in the SATA connector on the carri er's circuit board.
7. Replace the four screws in the bottom of the carrier to hold the drive securely in place. Figure B-6 Replacing the Security Screws 8. Place the thermal sensor o n top of the hard drive in a p osition that does not cover the label (1) and attach the therma l sensor to the top of the hard drive with the adhesive strip (2).
9. Slide the cover on the carrier (1) and replace the scre w on the rear of the carrie r to secure the cover in place (2). Figure B-8 Replacing the Carrier Co ver 10. Slide the h ard drive c arrier into t he enclosur e on the computer and lock it with the key provided.
C Unlocking the Smart Cover Lock NOTE: The Smart Cover Lock is an optional feature in cluded on some m odels only. The Smart Cover Lock is a software-controllable cover lock, controlled by the setup password. This lock prevents una uthorized access to the in ternal compo nents.
4. Disconnect the power cord from the p ower outlet and disconnect any externa l devices. CAUTION: Reg ardless of the power-on state, voltag e is always present on the system board as long as the system is plugged into an acti ve AC outlet. You must disconnect the power cor d to avoid damage to the internal compon ents of the compu ter.
D Electrostatic Discharge A discharge of static ele ctricity from a finger or other conductor may damage system boards or other static-sensitive devices.
E Computer Operating Guidelines, Routine Care and Shipping Preparation Computer Operating Guidelines and Routine Care Follow these guideli nes to properly set up and care for the computer and mon itor: ● Keep the computer away from excessive mo isture , dire ct sunlight, and extremes of heat a nd cold.
Optical Drive Precautions Be sure to observe the followi ng guidelines while operatin g or cleaning the optical drive. Operation ● Do not move the d rive during operation . This may cause it to malfun ction during reading. ● Avoid exposi ng the drive to sudd en changes in te mperature, as condensation may form inside the unit.
Index A access panel locking and unlocking 90 MT removal 12 MT replacement 13 SFF removal 45 SFF replacement 46 B battery replacement 82 C computer operating gu idelines 93 D DIMMs.
MT front bezel 14 MT hard drive 32 MT media card read er 27 MT optical drive 27 SFF bezel blanks 47 SFF computer access panel 45 SFF expansion card 55 SFF expansion slot cover 56 SFF front bezel 47 SF.
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Se non hai ancora comprato il HP (Hewlett-Packard) C9H79UT#ABA 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) C9H79UT#ABA - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso HP (Hewlett-Packard) C9H79UT#ABA imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul HP (Hewlett-Packard) C9H79UT#ABA ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il HP (Hewlett-Packard) C9H79UT#ABA, 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) C9H79UT#ABA.
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) C9H79UT#ABA. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo HP (Hewlett-Packard) C9H79UT#ABA 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.
