Manuale d’uso / di manutenzione del prodotto DTR-7.4 del fabbricante Integra
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A V Receiv er DTR-7.4 Instr uction Manual.
2 Impor tant Safety Instructions 1. Read these instructions. 2. Keep these instructions. 3. Heed all warnings. 4. Follo w all instructions. 5. Do not use this apparatus near water . 6. Clean only with dry cloth. 7. Do not block any v entilation openings.
3 Thank y ou for pur chasing an Onkyo A V Receiver . Please read this manual thor oughly before making connections and plugging in the unit. F ollowing the instructions in this manual will enable y ou to obtain optimum performance and listening enjoyment from y our new A V Recei ver .
4 T ab le of Contents Before Using Important Safety Instructions ..........................2 Precautions ........................................................3 Table of Contents ..............................................4 Features .............
5 T able of Contents —Continued Enjoying Music and Mo vies Enjoying Music or Videos with the DTR-7.4 .... 40 Basic Operation............................................. 40 Temporarily turning off the sound ............... 40 Listening with headphones .
6 Features Amplifier Features ■ 100 W atts per channel min. RMS. into 8 Ω 2 channel driven, fr om 20 Hz to 20 kHz with no more than 0.08% total harmonic distortion (FTC) ■ 7 Channel Amplifier .
7 Bef ore Using the DTR-7.4 Notes: • The supplied batteries should last for about six months, although this will vary with usage. • If the remote controller doesn’t w ork reliably , try replacing both batteries. • Don’t mix ne w and old batteries, or different types of batteries.
8 Inde x P ar ts and Facilities Here is an explanation of the controls and displays on the front panel of the DTR-7.4. The specifications for your model may differ due to re gional requirements. Protective caps Protectiv e caps are provided for the V ideo 5 jacks.
9 Index P ar ts and F acilities —Continued For further operational instructions, see the pages indi- cated in brackets [ ]. 1 Standby/On b utton [27] This button is used to set the DTR-7.4 to On or Standby . In the standby state, the display is turned off and the DTR-7.
10 Index P ar ts and F acilities —Continued A Input signal path indicators Shows from which terminal the input signal is com- ing. B Listening mode or digital input format indicators One of these indicators lights to show the format of the current input source.
11 Index P ar ts and F acilities —Continued For more information re garding connection procedures, see pages indicated in brackets [ ]. 1 DIGIT AL IN/OUT [21-24] These jacks are for connecting components with digital input and output capabilities.
12 Remote Contr oller The DTR-7.4’ s remote controller is a multipurpose device that can be used to control not just the DTR-7.4 but your other A V components as well. This section explains ho w its various operating modes can be used to control the DTR-7.
13 Remote Controller —Continued F T est T one, CH SEL, Level – & Level+ b uttons [35] These buttons are used to adjust the le vel of each speaker indi vidually . These functions can be set only with the remote controller . The Le vel– and Lev el+ buttons are also used to adjust the v olume in Zone 2.
14 Connecting Antenna This chapter explains ho w to connect the supplied indoor FM antenna and AM loop antenna, and how to connect commercially av ailable outdoor FM and AM antennas.
15 Connecting Antenna —Continued If you cannot achiev e good reception with the supplied indoor FM antenna, try using a commercially av ailable outdoor FM antenna instead. Notes: • Outdoor FM antennas w ork best outside, but usable results can sometimes be obtained when installed in an attic or loft.
16 About Home Theater The DTR-7.4 has many e xcellent features to recreate a clear three-dimensional sound image and liv ely sound movement. This enables you to easily enjoy rich sound ef fects just like you were in a theater or concert hall at home. For the DTR-7.
17 Speaker Placement Before connecting the speakers, it is very important to place them properly to create the optimum sound space for your listening pleasure. During placement and connection, be sure to refer to the manuals and instructions that came with the speakers.
18 Connecting Speaker s After determining the layout of your speaker system, it is now necessary to connect the speak ers correctly to your DTR-7.4. Y ou can also use banana plugs/connectors. Caution: Connect only speakers with an impedance between 4 and 16 Ω to the DTR-7.
19 A V Cab les and Connector s • Always refer to the instructions that came with the component that you ar e connecting. • Do not plug in the power cord until all connections hav e been properly made.
20 Connecting to A udio/Video Equipment Here is an explanation of typical ways to connect v arious components to the DTR-7.4. There are man y ways that any one component can be connected, and it is up to you to decide which method best fits your situation.
21 Connecting to A udio/Video Equipment —Continued Using an RCA video connection cable, connect the video output jack (composite) of the D VD or LD player to the D VD VIDEO IN jack of the DTR-7.4. Or if the D VD or LD player has an S video output jack, connect it to the D VD S VIDEO IN jack with an S video connection cable.
22 Connecting to A udio/Video Equipment —Continued Using RCA video connection cables, connect the video output jack (composite) of the device to the VIDEO 2 VIDEO IN jack of the DTR-7.4 and connect the video input jack of the device to the VIDEO 2 VIDEO OUT jack of the DTR-7.
23 Connecting to A udio/Video Equipment —Continued When hooking up a TV with audio outputs, mak e sure the TV’ s audio output setting. Y ou might have to go through the TV’ s menu and set the TV Fix ed audio output and then internal speakers of f.
24 Connecting to A udio/Video Equipment —Continued Using RCA audio connection cables, connect the output jacks (PLA Y) of the device to the T APE A UDIO IN jacks of the DTR-7.4 and connect the input jacks (REC) of the device to the T APE A UDIO OUT jacks of the DTR-7.
25 Connecting to A udio/Video Equipment —Continued These jacks are for connecting an auxiliary power amplifier . Y ou can use an auxiliary po wer amplifier to listen at louder volumes than you can with the DTR-7.4 alone. When using a power amplifier , connect each speaker to the power amplifier .
26 Connecting -compatible A V Components The terminal on the DTR-7.4 is for connecting other Integra/Onk yo components equipped with the same terminal. When a component is connected to the terminal, it can be operated by the remote controller supplied with the DTR-7.
27 C o n necting the P ower • Before you plug in the DTR-7.4, confirm that all con- nections hav e been made properly . • T urning on the power may cause a momentary power surge, which might interfere with other electrical equipment on the same circuit, such as computers.
28 Setup Menu When making the various settings required to configure your DTR-7.4 for optimum performance, you can either use the OSD Menu that appears on your television monitor or you can use the display on the front of the DTR-7.4. The OSD Menu is a settings menu that is displayed on your TV monitor .
29 Setup Menu —Continued µ Y ou can change settings in the Setup Menu using the buttons on the front panel and on the remote controller . The buttons on the remote controller correspond to those on the DTR-7.4 as shown belo w . [ENTER]Quit:[SETUP] Advanced Menu 0.
30 Selecting the Appr opriate Setting f or Y our Connections In this section, you will perform the initial settings for the following scenarios. • When the impedances for speakers connected to the DTR-7.4 are between 4 and 6 Ω (See page 18). • When connecting speakers to the ZONE 2 SPEAKERS terminals (See page 66).
31 Selecting the Appropriate Setting f or Y our Connections —Continued Surr Back/Zone 2 Sub-men u a. Surr Back/Zone 2 Zone 2: Select when connecting the speakers for the remote zone (Zone 2) to the SURR B A CK/ZONE 2 PRE OUT or SURR B A CK/ZONE 2 SPEAKERS terminals (for using the internal amplifier for Zone 2).
32 Selecting the Appropriate Setting f or Y our Connections —Continued Changing the Remote Controller’ s Control ID This section explains ho w to change the remote control- ler’ s ID. Y ou may need to change this if the DTR-7.4’ s remote controller interferes with other Integra/Onk yo components located in the same room.
33 Selecting the Appropriate Setting f or Y our Connections —Continued Speaker Config Sub-menu Use this sub-menu to enter which speakers are connected and the size of each speaker .
34 Selecting the Appropriate Setting f or Y our Connections —Continued d. Right Set the distance from the front right speaker to your normal listening position. This can be set between 1 and 30 feet in 0.5 feet increments (between 0.3 and 9 meters in 0.
35 Selecting the Appropriate Setting for Y our Connections —Continued • T o accurately set the output levels, it is recommended to use a handheld sound pressure lev el (SPL) meter . Set the meter to C-weighting and slow a veraging. A Radio Shack ® SPL meter or equiv alent is recommended.
36 Con fi guring Input Settings Suitable f or Y our Connections —Continued If the default input settings do not suit your connec- tions, perform the following procedures to configure your input settings.
37 Con fi guring Input Settings Suitable f or Y our Connections —Continued Initial settings for each input sour ce ----: A v ailable for digital input but not set in initial settings. : Not av ailable for digital input. a. Digital Input This setting tells the DTR-7.
38 Con fi guring Input Settings Suitable f or Y our Connections —Continued Multichannel Setup Sub-menu (When NET A UDIO is not selected as the input source) When any input source other than Net Audio is selected, this sub-menu appears and allows you to set the multi- channel input setting.
39 Con fi guring Input Settings Suitable f or Y our Connections —Continued The default settings are gi ven belo w . For e xample, when you connect the D VD player to the COMPONENT VIDEO INPUT 2 jacks, select “DVD” as input source and set “b .
40 Enjo ying Music or Videos with the DTR-7.4 Though the DTR-7.4 is often used to listen to the radio, it does not show you its true ability until it is used to play music or watch videos, D VDs, and the like. The DTR-7.4 has the latest state-of-the-art features to play back today’ s technologies with the utmost in fidelity and power .
41 Enjoying Music or Videos with the DTR-7.4 —Continued T emporarily Changing the Speaker Output Levels T o change the individual speaker v olumes temporarily , follow the procedure gi ven below . Each channel can be set between –12 and +12 decibels (between –15 and +12 decibels for the subwoofer).
42 Enjoying Music or Videos with the DTR-7.4 —Continued Switching the displa y While listening to or watching an input source, you can display information regarding the type of source and sig- nal being input.
43 Enjoying Music or Videos with the DTR-7.4 —Continued Changing the audio mode The DTR-7.4 accepts analog, digital and multichannel signals for audio input. Y ou can choose which kind of signal to be played for a specific device. A uto (automatic detection): W ith this setting, the DTR-7.
44 Using the Listening Modes The DTR-7.4’ s surround sound enables you to enjoy movie theater or concert hall quality sound in your home. The configuration of the speakers is very important for the surround sound effect. Refer to “ About Home Theater” on page 16.
45 Using the Listening Modes —Continued • DTS-ES Discrete W ith the addition of the surround back channel, this new format has all 6.1 channels recorded indepen- dently for a completely discrete digital format.
46 Using the Listening Modes —Continued The DTR-7.4 provides v arious listening modes. Direct/Pur e A udio (Dir ect/Pure A button): Changes the listening mode for the signal type that is currently being input from the selected input source to the Direct listening mode or Pure Audio listening mode.
47 Using the Listening Modes —Continued THX: Changes the listening mode to the THX listening mode. If the THX button is pr essed • While playing back Dolby Digital sources Switches the THX Surround EX mode (Auto → On → Off) if the source is a THX Surround EX-compat- ible source.
48 Listening to Radio Br oadcasts One of the features of the DTR-7.4 that is most fre- quently used is its ability to play FM and AM broadcast radio stations. The DTR-7.4 pro vides a number of listen- ing modes perfect for listening to the radio and getting the most out of your audio system.
49 Listening to Radio Broadcasts —Continued Up to 40 stations can be stored in memory as preset radio stations. Selecting a preset radio station When using the DTR-7.4: When using the remote controller: Selecting Presets by Number T o select a preset by number, use the remote controller’ s number buttons.
50 Recor ding a Sour ce This method outputs to the audio and video outputs the currently selected input source signal. This method allows you to record a signal while you are actually lis- tening to or watching it. Notes: • If you change the input source during recording, you will record the signals from the newly selected input source.
51 Recording a Sour ce —Continued Y ou can add the sound from one source to the video of another source to make your o wn video recordings. Below is an e xample of recording the sound from a com- pa.
52 Input Setup (Basic) This sub-menu allows you to gi ve names to the stations you hav e preset for the AM/FM tuner, and to the input sources you hav e connected (excluding the tuner itself). Up to 10 characters can be entered for each name. For example, if you ha ve a D VD connected to the VIDEO 4 jack, then you can giv e it the name “D VD2.
53 Input Setup (Basic) —Continued This sub-menu allows you to adjust for the v olume dif- ferences between your various input source components. When switching input sources, you may find that the output lev el for different components or input sources connected to the DTR-7.
54 A udio Adjust (Basic) The “ Audio Adjust” menu allows you to specify detailed settings for the audio signal. This section e xplains the basic settings for audio effects. This sub-menu allows you to adjust the bass and treble sounds. a. Bass The Bass can be adjusted between –12 and +12 in 2-step increments.
55 A udio Adjust (Basic) —Continued This sub-menu is used to turn on and off the v arious sound effects a vailable with the DTR-7.4. a. Re-EQ Re-EQ (re-equalization) takes the edginess or “brightn.
56 Input Setup (Ad v anced) W ith the DTR-7.4, you can set a different listening mode for each different signal type that comes from each input source. For e xample, if your D VD player also plays com- pact discs and the D VD video signal is Dolby Digital and the compact disc signal is PCM, then you can set a differ - ent listening mode for each.
57 Input Setup (Adv anced) —Continued a. Analog/PCM Analog sources consist of LP records, FM and AM broadcasts, cassette tapes, and the like. PCM (Pulse Code Modulation) is one form of digital audio signal and is recorded directly onto compact discs and D VDs with- out compression.
58 A udio Adjust (Adv anced) —Continued a. A/V Sync If a digital signal processor is connected, there may be times when the audio and video from a D VD or LD player is not output in perfect sync. The result is where the sound and picture do not match and the sound is heard too early .
59 A udio Adjust (Adv anced) —Continued Theater-Dimensional Sub-men u Select this to modify the Theater -Dimensional (T -D) lis- tening modes. a. Listening angle The listening angle is the angle subtended by the front left and right speakers as seen from the listener .
60 A udio Adjust (Adv anced) —Continued c. Dolby Digital EX (Dolby D) If you hav e surround back speakers connected, use this setting to select whether or not you will use Dolby EX playback. A uto: When the source has an EX flag (ID signal for Surround EX), the playback is automatically changed to Dolby Digital EX.
61 A udio Adjust (Adv anced) —Continued THX Sub-menu This sub-menu allows you to set the settings that will be enabled when the THX listening mode is selected.
62 Preference (Ad vanced) The “Preference” menu allows you to perform miscellaneous settings for the DTR-7.4. The illustrations used here represent the remote controller . When you perform the procedures on the DTR-7.4, use the corresponding buttons on the front panel.
63 Preference (Ad vanced) —Contin ued If you notice a large dif ference in the volume when listening with the headphones than when listening to the speakers, you can change the headphone v olume lev el so that you do not hav e to make adjustments with the main volume dial each time you put on the headphones.
64 Enjo ying Analog Multichannel A udio Playbac k If your device (such as a D VD player or MPEG decoder) has a 5.1/7.1 channel analog output, you can enjoy ana- log multichannel audio playback. Connect the MUL TI CH INPUT jacks of the DTR-7.4 to the 5.
65 Enjoying Analog Multic hannel A udio Playbac k —Continued Before enjoying analog multichannel audio, make sure that the connections and settings shown on the pre vious page are completed. The illustrations used here represent the remote control- ler .
66 Enjo ying Music in the Remote Zone W ith Zone 2 you can enjoy one input source in the main room and a different source in another room. With Zone 2 you can enjoy one input source in the main room and a different source in another room.
67 Enjoying Music in the Remote Zone —Continued T o enjoy movies and audio in the remote zone (Zone 2), you need to perform the remote zone settings. The procedures shown belo w assume using the remote controller . When performing these procedures using the front panel, use the buttons corresponding to the ones on the remote controller .
68 Enjoying Music in the Remote Zone —Continued The section explains how to turn on, select an input source, and adjust the volume for Zone 2. Note: To control Zone 2 with the remote controller, you must first press its Zone 2 button, and then press the next but- ton within five seconds (i.
69 Operating Components not Reached b y the Remote Contr oller Signals (IR IN/OUT) In order to use the remote contr oller to control the DTR-7.4 from a r emote location, you will need to pr e- pare a .
70 Using the Remote Contr oller with Radio Frequency Y ou can set the remote controller’ s transmission signal format to either infrared (IR) or radio frequency (RF).
71 Using an External De vice with 12V T rigger T erminal These outputs can be connected to the 12-volt trigger inputs on other components. The y output 12 volts (100 milliamperes max). The ZONE 2 TRIGGER OUT out- puts 12 volts while the DTR-7.4 is in Zone 2 mode.
72 Enjo ying Net A udio The DTR-7.4 is a network audio client that is con- nected via a LAN to the Network A udio Server with Net-T une System Protocol and allows y ou to enjoy music files sav ed on the server , as well as Internet radio, from anywher e in your home.
73 Enjoying Net A udio —Continued Plug one end of an Ethernet CA T -5 cable into the port on the backside of the DTR-7.4 and the other end into the gate way .
74 Enjoying Net A udio —Continued T o select Net-T une mode, press the Mode b utton, and then roll the scr oll wheel until “NET -T” appears on the display . Note: While neither the Input button nor Mode b utton is illu- minated, the scroll wheel changes the input source and remote controller mode simultaneously .
75 Enjoying Net A udio —Continued 1 Number/letter buttons [82] These buttons are used to enter numbers and letters when searching for music in your Network Audio Server . 2 Mode button [80, 82] This button is used with the scroll wheel to select the remote controller modes.
76 Enjoying Net A udio —Continued Before you can use the DTR-7.4 to play music contained in the music library on the Network Audio Server and listen to Internet radio, you must correctly configure the DTR-7.4’ s network settings so that it can connect to your LAN and the Internet.
77 Enjoying Net A udio —Continued IP Address Sub-menu Y ou can use this submenu to turn on/of f the DHCP and Auto IP functionality . Also, you can use this menu to manually configure net- work settings. Referring to the documentation from your ISP , enter the IP address and subnet mask assigned to your DTR-7.
78 Enjoying Net A udio —Continued When you set a. Proxy Server to On, select this menu item and press the Enter or button, the DTR-7.4 enters the character-entry mode. Select a character using the / / / buttons, and press the Enter button to enter the character .
79 Enjoying Net A udio —Continued Music Server Sub-menu a. Select Server Select a Network Audio Server that exists on the net- work. * mark appears to the servers detected on the network. If there is a server which does not ha ve * mark, make sure that the server is operating.
80 Enjoying Net A udio —Continued T o listen to Internet radio, the connection/configuration requirements listed on pages 72, 73 and 76-78 must be satisf ied. Enjoying Internet Radio 1 While either the Input button nor Mode button is illuminated, rolling the scr oll wheel to select IRD (Internet Radio).
81 Enjoying Net A udio —Continued Presetting Internet radio stations Y ou can preset up to 30 Internet radio stations. Choosing a preset Internet radio station Erasing a preset Internet radio station 7 Press the Enter button. Buffering starts with the follo wing mes- sage displayed.
82 Enjoying Net A udio —Continued T o play music files saved on your PC, the requirements listed on page 72 must be satisfied. • T o stop playback: Press the b utton on the remote controller . • T o pause playback: Press the button on the remote controller .
83 Enjoying Net A udio —Continued Selecting a track list Y ou can use the music file data sav ed on the Network Audio Server to select which tracks to play .
84 Operating Onky o Products Using the Remote Contr oller The RC-550M remote controller is a useful tool that can not only operate the DTR-7.4, but also all the other com- ponents of your home theater as well. T o operate any component, first press the Mode button on the remote controller that corresponds to the component that you wish to control.
85 Operating Onky o Products Using the Remote Contr oller —Continued 1 On button This button is used to turn on the D VD player . 2 Standby b utton This button is used to set the D VD player to Standby .
86 Operating Onky o Products Using the Remote Contr oller —Continued CD mode is used to control an Integra/Onk yo CD player connected to the DTR-7.4 via . T o select CD mode, press the Mode b utton, and then roll the scr oll wheel until “CD” appears on the display .
87 Operating Onky o Products Using the Remote Contr oller —Continued G Random button This button is used with the random playback func- tion. H Memory button This button is used with the memory playback func- tion, which allows you to create a custom playlist of tracks.
88 Operating Onky o Products Using the Remote Contr oller —Continued T ape mode is used to control an Onkyo cassette recorder connected to the DTR-7.
89 Using the Remote Contr oller with Other Components Y ou can use the DTR-7.4’ s remote controller (RC- 550M) to control your other A V components, including those made by other manufacturers. T o do this you can: • Enter a remote control code for the component that you want to control (e.
90 Using the Remote Controller with Other Components —Continued Remote Control Codes When two or more codes are gi ven, try each one in turn, and choose the one that works best.
91 Using the Remote Controller with Other Components —Continued VCR Manufacturer Control code Sylvania 2010, 2011, 2012, 2014 Symphonic 2012 T andy 2007 T eac 2012 T echnics 2010 T eknika 2010, 2012.
92 Using the Remote Controller with Other Components —Continued Controlling a Satellite Receiver 1. Press the Mode b utton, and then roll the scr oll wheel to select “SA T . ” 2. Point the r emote controller at y our satellite recei ver , and use the following b uttons (you must enter appropriate r emote control code first).
93 Using the Remote Controller with Other Components —Continued Controlling a TV 1. Press the Mode b utton, and then roll the scr oll wheel to select “TV . ” 2. Point the r emote controller at y our TV , and use the follo wing buttons (y ou must enter appropri- ate remote contr ol code f irst).
94 Using the Remote Controller with Other Components —Continued Y ou can teach the DTR-7.4 ’ s remote controller new commands simply by transmitting commands from another remote controller one at time. For e xample, by transmitting the Play and Stop commands from your CD player ’ s remote controller, the DTR-7.
95 Using the Remote Controller with Other Components —Continued W ith the Macro function you can program the remote controller to perform a sequence of actions with one press of a button. F or example, normally you need to perform the following actions to use a CD player that ’ s connected to the DTR-7.
96 Using the Remote Controller with Other Components —Continued Running Macros Programmed macros can be run as follows. Naming Macros Y ou can name your macros as follo ws. Names may con- tain of up to f ive characters. Adding New Remote Contr oller Modes Y ou can add additional modes (D VD, TV , VCR, CBL, SA T) to the remote controller .
97 Using the Remote Controller with Other Components —Continued Reordering the Remote Contr oller Modes Y ou can change the order in which the remote controller modes appear when you roll the scroll wheel. The posi- tion of the AMP mode cannot be changed.
98 Using the Remote Controller with Other Components —Continued Assigning Remote Controller Modes W ith this function you can assign a remote controller mode to an input source. This is useful when you con- nect, say , a CD recorder to the T APE IN/OUT sockets.
99 T r oubleshooting Guide If a problem occurs while you are using the remote controller , fi rst try to operate the controls on the front panel of the DTR-7.4 to make sure that it is not due to a malfunction (or dead batteries) in the remote controller .
100 T roub leshooting Guide —Continued Symptoms Causes Remedies FM/AM TUNER Crackling noise on both AM and FM stations. Noise caused by fl uorescent lamp being turned on and off. Move antenna as f ar as possible from the fl uores- cent lamp. Noise from automobile ignition.
101 T roub leshooting Guide —Continued Symptoms Causes Remedies NET A UDIO Selecting the “Music Server” fails to play music or fails to connect to the server . The Network Audio Server is not running. T urn on the Network Audio Server No audio fi les found on the server .
102 T roub leshooting Guide —Continued “Not av ailable with headphones use” Operation not allowed because headphones are plugged into the DTR-7.4. “Not av ailable with Multichannel use” Operation not allowed while the multichannel output is being used.
103 Speci fi cations AMPLIFIER SECTION TUNER SECTION FM AM GENERAL Speci fi cations and features are subject to change without notice. Power output (USA model) (FTC): All channels: 100 W per channel min. RMS into 8 Ω , 2 channels driven fr om 20 Hz to 20 kHz with no more than 0.
104 D0310-1 Integra Division of ONKYO U .S.A. CORPORA TION 18 Park W ay , Upper Saddle River , N.J. 07458, U.S.A. T el: 201-785-2600 Fax: 201-785-2650 http://www . integrahometheater .com Integra Division of ONKYO CORPORA TION Sales & Product Planning Div .
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 Integra DTR-7.4 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 Integra DTR-7.4 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Integra DTR-7.4 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Integra DTR-7.4 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Integra DTR-7.4, 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 Integra DTR-7.4.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Integra DTR-7.4. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Integra DTR-7.4 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.
