NAD T 778 Owner's Manual

Also see for T 778: Quick setup guide Quick setup guide

NAD T 778 Owner's Manual Manual pdf 18 page image

ENGLISH18AMPLIFIER SETUPIf the surround back speakers are not used in the main zone, their surroundback amplifier channels could be assigned for Back, Front (Bi-Amp), Zone 2and Height 2.The Surround Back amplifier is configurable through the following settingsBack: Assign as surround back speakers.Front (Bi-Amp): Provide a bi-amp mode for the Main Front speakers(Left and Right) speakers thus reproducing the Front Left and FrontRight amplifier channel outputs.Zone 2: Assign the surround back amplifier channels to supply Zone 2speaker level outputs from the surround back speaker terminals. Referalso to the item about “ZONE 2 AT AUDIO PRE-OUT SURROUND BACK”in the “ZONE CONTROLS” segment of the “OPERATION - CONFIGURINGT 778 - MAIN MENU VIA ON-SCREEN DISPLAY” section.Height 2: Assign as Height 2 speakers.TRIGGER SETUPT 778 features three configurable +12V DC Trigger Output that can beused to activate a component or system it is fed into. A Trigger Input is alsoavailable to turn on the applicable link it is associated to.TRIGGER OUTTriggers are low voltage signals used to turn on/off other compliantdevices. T 778’s three +12V DC Trigger Outputs (Trigger 1 Out, Trigger 2 Outand Trigger 3 Out) are dependent upon the mode they are associated with.There are three choices where +12V DC output can be assigned and theseare - Main, Zone 2 and Source Setup.Main: +12V DC is available at the assigned Trigger Out when T 778 is atpowered state.Zone 2: When Zone 2 is at powered state, +12V DC is available at theassigned Trigger Out.Source Setup: If Trigger Output is linked to “Source Setup”, +12V DCis available at Trigger Out whenever the particularly assigned Source isselected. Please see also separate discussion about “Trigger Out” underthe Source Setup section.DELAYThe availability of +12V DC at Trigger Out can be regulated. If it is desiredthat +12V DC is available without delay the moment Trigger Out is linkedto its assigned setting, set Delay to 0s. Otherwise, one can select through adelay time of 1s to 15s.AUTO TRIGGER INAuto Trigger IN allows external system controllers to toggle the associatedsection of the T 778 from “Standby” to “On” and vice versa.Main: From standby mode, the T 778 is powered ON when +12V DC isapplied at Trigger IN.Zone 2: Zone 2 is turned ON whenever +12V DC is present at Trigger IN.All: Main and Zone 2 as described above will all be activated given+12V DC input at Trigger IN.LISTENING MODE SETUPThe T 778 has various listening mode options and is mostly configurable.These are provided to reproduce a variety of sound effects dependingupon the content of the source to be played.LISTENING MODESThe audio format as detected by the selected Source can be automaticallyconfigured and processed through the following options:DOLBY DIGITALDolby Digital is the multi-channel digital signal format developed in theDolby laboratories. Discs bearing the Dolby Digital (double-D symbol) logowere recorded with up to 5.1 channels of digital signals, reproducing amuch better sound quality, with dynamic and spatial sound sensations thatare much better than in the previous Dolby Surround.A Dolby Digital audio input can be configured relative to its format as follows:Stereo: If the detected audio is of Dolby stereo format, you can defaultit to either Dolby Surround or None.Surround: If the detected audio is of Dolby Surround format, you candefault it to one of the following settings - Dolby Surround, StereoDownmix or NoneNone: If “None” is selected, the Dolby Digital signal will be defaultedto its native format. With this setting, “Direct” becomes available as aListening Mode option.DTSThe Digital Theater System Digital Surround (simply called DTS) is a multi-channel digital signal format that can process higher data rates than withDolby Digital. Although both Dolby Digital and DTS are 5.1 channel mediaformats, discs bearing the “DTS” symbol are thought to provide bettersound quality due to the lower audio compression required. It also offers abroader dynamic, producing magnificent sound quality.OPERATIONCONFIGURING T 778 - SETUP MENU VIA ON-SCREEEN DISPLAY