NAD T747 инструкция обслуживания

EN GL IS H FRANÇAIS ESP AÑOL IT ALIANO DEUTSCH NEDERLANDS SVENSKA РУ ССКИЙ ® O wner ’ s Manual T 7 4 7 A V S u r r ou n d So u nd R ec e i v e r[...]

THE LIGHTNING FLASH WITH ARR OWHEAD SYMBOL, WITHIN AN EQUILA TERAL TRIANGLE, IS INTENDED TO ALERT THE USER TO THE PRESENCE OF UNINSULA TED “DANGEROUS VOL T AGE” WITHIN THE PRODUC T ’S ENCLOSURE THA T MA YBE OF SUFFICIENT MAGNITUDE TO CONSTITUTE A RISK OF ELECTRIC SHOCK TO PERSONS. TH E E XC LAM A TIO N P OIN T WIT HIN AN EQ UIL A TER AL TR IA[...]

W A RN ING ! The unit must not be exposed to dripping or splashing liquids, and liquid- lled objects such as vases or cups should not be placed on the unit. CAU TIO N Changes or modications to this equipment not expressly appro ved by NAD Electronics for compliance could void the user’ s authorit y to operate this equipment. CAU TIO N Th es[...]

TH AN K YOU FOR CH OO SIN G N AD. The T 747 A/V Receiver is a technologically advanced and highly capable product — yet we have in vested great eort in making it simple and easy to use. The T 747 delivers a range of genuinely useful options for surround sound and stereo listening , using power ful digital signal pr ocessing and superbly accura[...]

I NT RO D U C TI O N GE T T IN G S T A RT ED WH A T ’S IN T HE BOX Packed with your T 747 you will nd • An AM loop antenna • A FM lead-type antenna • A detachable AC power cor d • The A VR 3 remote control with two AA batteries. • The ZR 5 zone remote contr ol with 3V CR2025 batter y . • This owner’s manual . SA[...]

I DE N TI F I C A T I ON O F CON T RO L S FR ON T P A NE L 1 PO WER BU TT ON: P res s t his bu tt on to swi tch ON th e T 7 47. The St and by LE D i ndi cat or wil l t urn fr om amb er to bl ue and il lum ina te the VFD . P re ssi ng th e p ow er but ton ag ain tu rns the un it bac k t o sta ndb y m ode . 2 ST ANDBY LED: This indicator will light u[...]

10 PH ONE S: Acc ept s s te reo he adp hon e u sin g a st and ar d 1 /4- inc h s ter eo ph one pl ug (us e a su ita ble ad apt er fo r h ead pho nes eq uip ped wi th a sm all er plu g). Pl ugg in g i n h ead pho nes au tom ati cal ly mut es out put fr om al l ch ann els . Wit h h ead pho ne lis ten ing , t ogg le fro nt pan el’ s LIS TEN ING MO D[...]

1 DIGIT AL AUDIO IN/OUT ( COA XIAL 1-2, OPTICAL 1-2): Connect to the corresponding optical or coaxial S/PDIF-format digital output of sources such as CD or BD/DVD players, HD T V or satellite tuners and other components. Coaxial and Optical digital input association is congurable via the Source Setup item of the Setup Menu OSD. DIGIT AL AUDIO OU[...]

8 7.1 CH INPUT : Connect to the corresponding analog audio output ports of multichannel source components such as a DVD -Audio or multichannel-SACD player or external multichannel decoder (disc copy protected formats only allow analog sig nal transfer). T ypically, these sources will produce 5.1-channel output, in which case the Surround Back jacks[...]

18 Z ONE OUT - FIX, V AR: Connect both FIX and V AR ZONE OUT to the corresponding audio input of an external integrated amplier , preamplier or receiver . FIX: When FIX is the selec ted Z ONE 2 audio output por t, the ZONE 2 volume level can only be varied by using the VOLUME control of the external amplier or receiver it is connected to. [...]

US IN G THE A VR 3 RE MOT E CON TRO L Th e A VR 3 re mot e c ont rol ha nds et han dle s t he key fu ncti ons of th e T 7 47 as wel l a s o the r N AD Ste re o Re cei ver s, Int eg rat ed Amp li ers an d P re amp li ers . It has ad dit ion al con tr ols to r emo tel y o per ate NA D C D Pl ay ers , AM/ FM T une rs and de dic ate d A M/ FM /DA[...]

10 VOL [ ] : Pr ess [ ] button to increase or decrease the loudness level. Release the button when the desired level is reached . The VFD on the front panel will indicate the level set. F or NAD Receivers, the VFD will also show “ Volume Up ” or “ Volume Down ” or “ Volume: _ _ dB” (_ _ indicates the numerical dB level) while pressing A[...]

TUNER CONTR OL (for use with NAD Receiver , AM/FM/DAB T uner): Set the DEVICE SELEC TOR to “ TUN” in order to gain access to these buttons. Refer to the corr esponding labels pr inted in the remote control faceplat e and their respective assigned buttons to make use of these functions. Some of the control buttons below ar e applicable only to s[...]

LI BR ARY Th e A VR 3 can st or e o r a ssi gn a d i er ent NA D c ode li bra r y fo r a pa rtic ula r D EVIC E. If the ori gi nal de fau lt li bra ry do es not co ntr ol y ou r N AD CD pla yer , DVD pl aye r , or oth er com pon ent , f oll ow th e p roc edu re be low to ch ang e t he lib rary co de. No te th at the re may be som e r em ote co n[...]

AB OU T THE ON -S CR EEN DI SP LA Y (O SD ) Th e T 7 47 rec eiv er em plo ys a s imp le, se lf-e xpl ana to r y sys te m o f o n-s cre en di spl ay “ men us ” t hat wi ll app ear on th e c onn ect ed vid eo mon ito r/TV . Th ese ar e re qui re d d uri ng the se tup pr oce ss (an d a re us efu l i n d ay- to-d ay ope rat ion ), so be su re to co[...]

NE O:6 T wo -channel recordings, whether st ereo or surround- encoded, ar e reproduced with Neo:6 surround with output t o front left/r ight, center and discrete left/right surround channels plus subwoof er (assuming these are present in the current “Speak er Conguration ”). The T 747 pro vides t wo D TS NEO:6 variations - NEO:6 Cinema and N[...]

TON E CON TRO LS “ T one D efeat” gives one the choice of varying or completely bypassing the tone control section of the T 747. If “O  ” is selected, the T one Control circuits are active. Select “On ” to bypass the T one Controls eectively defeating the eect of the tone control cir cuits. The T 747 has two T one Control level[...]

SE TU P M EN U The Setup Menu allows one to customize the operation of the T 747 to the ancillary equipment used in one’ s specic A V system. Unless your system exactly matches the factor y defaults, you will need t o use the S etup Menu to congure the settings of your T 747. At Setup Menu, the following are congurable – A/V P resets, [...]

SA MP LE P RO CED UR E FO R S ET TI NG UP A/V P RE SE TS 1 Setup rst your preferr ed settings for the following options (access them through their respective menu page). Listening Mode: Stereo DSP Options: 5 ms T one Controls: T one Defeat On Fron t Panel Display Setup: Set “Line 2” to “Listening Mode” Speaker Setup: from the Speaker Set[...]

3 At “ A/V Presets” page, set “Preset: 1” to the following conditions: Use [ ] to selec t “Y es” or “No ” and press [ENTER] to conrm selection and move on to the next setting While at “Save Current Setup to P reset ” menu line, use [ ] to save the above settings to P reset 1. Below OSD will be shown, arming that the above [...]

5 With the above settings , scroll to “ A/V Presets ” from the SETUP MENU page. Use [ ] to access “ A/V Presets” menu. 6 At “ A/V Presets” page, set “Preset: 2” to the following conditions: Use [ ] to selec t “Y es” or “No ” and press [ENTER] to conrm selection and move to the next setting While at “Save Current Setup t[...]

Source The T 747 is equipped with ten congurable Sources (Source 1 -10). The settings for each Source ar e dependent on the congurations set for th in the parameters for that particular Source window . While at “Source” line item, use [ ] k eys to toggle through the Sources . NOT E Source 4 is defaulted to iP od. For Source 4 to be change[...]

SO UR CE S ET UP (T A BL E VIE W) The Source Setup ( T able V iew) reects the settings made in the S ource Setup (Normal V ie w) menu. All the Source settings ar e summarized and displayed in tabulated f or m in the Source Setup ( T able View). Na vig ati ng thr ou gh the So urc e S etu p (T ab le Vie w) via a com bin ati on of [ ] a nd th en [ [...]

AUTO C AL IB RA T IO N It has been shown that many, if not most, surround sound syst ems are not accurately setup and calibrated. T o be done properly, calibration requir es special knowledge and instrumentation that the average person probably doesn ’t possess. The Auto Calibration f eatured in T 747 uses a microphone, along with sophisticated d[...]

SP EA KE R CON FI GU RA T ION Every surround-sound system requires “bass-management” to direct low- frequency content from any or all channels to the speakers best able to reproduce it. F or this function to operate correctly, it is important that you correctly identify your speakers’ capabilities. W e use the terms “S” (Small), “Large [...]

SE T TIN G S PE AKE R L EV ELS A T T ES T MO DE While at “Speaker Levels” menu, press the A VR 3 remote’ s “ T est ” key activating the T 747’ s Speaker Levels balancing test signal . Y ou will hear a T est tone. T o test each channel, use A VR 3’ s [ ] keys to move up or down the speaker channels. If you do not hear the T est tone, c[...]

AM PL IF IE R S ETU P If the surround back speakers are not used in the main zone, their surround back amplier channels could be assigned for Main Back or Zone 2. The Surround Back amplier is congurable through the f ollowing settings • Main Back: Assign as surround back speakers. • Zone 2: Assign the surr ound back amplier ch[...]

DO LBY D IGI T AL SU RRO UN D M ODE S The following ar e fur ther descriptions about the Dolby Digital surround modes. Dolby Digital Plus Do lby Di git al Pl us is the ne xt-ge ner ati on aud io te chn olo gy for al l h igh - de ni tio n p rog ra mmi ng and me dia . D olb y D igi tal P lus de liv ers mu lti -cha nne l au dio pr og ram s o f u p [...]

DO LBY S ET UP Under this menu, the Dolby Digital’ s D ynamic Range Control can be adjusted as well as the settings for Dolby Dig ital Pro Log ic II x Music. Dyn Range Ctrl (Dynamic R ange C ontrol): Y ou can selec t the eective dynamic range (subjective range from soft to loud) for playback of Dolby Digital soundtracks. F or fully cinematic e[...]

FR ON T PANE L D IS PL A Y S ET UP Th e V acu um Fl uor es cen t D isp lay ( VF D) and On -Sc re en Dis pla y ( OSD ) c an be sh own in va rio us way s b y n av iga tin g t hro ugh th e p ara met er s a t t he “F ro nt P ane l D isp la y Se tup ” me nu. DI SP LA Y Select “On” to display all applicable data or characters at the VFD . Nothing[...]

Frame Rat e: Frame rate ref ers to the number of frames or images that are projected or displayed per second in motion pictures , television or computer video display . Depending upon your area and video resolution capability of your T V/Monitor , the following “Frame Rate ” options are available 50Hz: setting normally for Europe and most of As[...]

The T 747’ s internal AM/FM tuner oers very high quality sound from radio broadcasts. The reception and sound quality will always be dependent to a degree howev er on the t ype of antenna(s) used as well as pr oximity to the broadcast origin, geography and w eather conditions. AB OU T AN TE NNA S C onn ect th e s upp lie d l ead -typ e F M a n[...]

AUTOM A T IC P RE SE T Pr eset stations may also be programmed automatically for the entire F M (or AM) band. 1 T oggle the [AM/FM/DB] button to select FM ( or AM) band. 2 Pr ess and hold the AVR 3’ s [MEMORY ] button until the station frequency indication begins to increase . 3 Release the button and note that the tuner will search the entire F [...]

Th e T 7 47 is “XM Re ady” w hic h m ean s t hat wi th the ad dit ion of se par ate ly sol d XM Min i- T une r C PC- 900 0 a nd XM Mini - T une r H ome Do ck, it has ev eryt hin g y ou ne ed to lis te n t o l ive XM . E ve r y thi ng els e i s b uil t ri ght in . J ust su bsc rib e t o t he XM se rvice an d y ou r T 747 wi ll be rea dy to re ce[...]

Until now , analogue radio signals such as FM or AM have been subject to numerous kinds of inter fer ence on their way from the transmitter to your radio. These problems wer e caused by mountains, high-rise buildings and weather conditions. With Digital Audio Broadcast (D AB), you can now receive CD-like quality radio programs without any annoying [...]

PR ES ET TU NE Use this option to select a DAB preset station. 1 While listening to a DAB br oadcast, press front panel’ s [MENU] button and then [ ] to select “Preset tune ” . Press [ENTER]. 2 Pr ess [ ] to step up or down between pr esets. Note that Presets must have been previously stor ed. 3 Pr ess [ENTER] to selec t desired pr eset numbe[...]

IN FO RM A TI ON SE T TI NG S While listening to a DAB br oadcast, the t ype of information display ed in the lower line of the VFD can be varied. T oggle the AVR 3’ s [INFO] button to step through the f ollowing display options: DLS Pr ogram T ype Station Name Time and Date Audio Signal inf or mation Channel and Fr equenc y Signal Q Software ver[...]

The T 747 is equipped with a data por t in the rear panel where an optional NAD IPD Dock for iP od (NAD IPD) can be plugged in. With the NAD IPD linking the T 747 with your o wn iPod player , you can enjoy listening to your favorite tracks and playlists as well as view applicable still image and video playback. Y ou can control your iP od player us[...]

NA D I PD 2 The NAD IPD 2 has its own remote contr ol - the DR 1. DR 1 can be used to control NAD IPD 2 only at “Simple M ode ” . When using the DR 1 to command your iP od player docked in the NAD IPD 2, you have to refer t o your iP od player ’ s own display screen to make full use of its featur e; there is no OSD at this condition. In addit[...]

R EF E RE N C E TR OU B LE SH OOT IN G COND IT IO N PO SS IBL E C AUSE S PO SS IBL E S OLUT ION S No sound from all channels. • AC po wer unplugged. • Check AC cable connection and outlet. • P ower not switched on. • Outlet has no pow er. No sound from some channels. • F ault y/missing cables. • Check cables. • ?[...]

R EF E RE N C E SP E CI FI C A TI O NS AM PL IF IE R S EC TI ON Pow er output, Stereo Mode 2 x 110 W (ref. 0.08 % THD, 8 Ω) IHF dynamic power - 8 Ω 2 x 160 W 4 Ω 2 x 220 W Pow er output Surround Mode 7 x 60 W T otal har monic distortion at rated power 0.08 % IM distortion at rated power 0.08 % Damping factor , 8 Ω >60 Input sensitivity a[...]

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