Harman Kardon AVR 235 Owner's Manual page 28

OPERATION
withthe AVR235,as someplayers cannot p assthe
DTSsignal t hrough to thedigitaloutputs. I fyouarein
doubtas to thecapability o f yourDVDplayer to handle
DTSdiscs, c onsult t he player's o wner'smanual
IMPORTANT N OTE: M anyDVDplayers havea ddault
settingthatdoesnotpassthrough the DTSdata,even
though the machine isc, a pable of doingso.Ifyour
DVDplayer hasthe "DTSDigital O ut"logobutdoes
nottriggerDTSplayback i n theAVR235, change the
player's s etlings inthe "Audio" o r "Bitstream"" confi%
ration menuso thatDTSplayback isenabledThe
method for doingthiswillvarywitheac, h playen In
somecases, t he proper m enuchoicewill be "Original,"
whileinothe/sit will be"DTS/' C onsult the owner's
manual f oryourplayer t o findthe specifics information
to findthe propersetting,
Selectinga Digital Source
Toutilizeeither d igitalmode,youmusthaveproperly
connected a digitalsource to theAVR235 Connect
the digitaloutputs f rom DVDplayers. HDTV receiveTs,
satellite systems o r CDplayers to the Opticalor
Coaxia!Inputs _]_ Incidertu provide a
backup si%al a rida source to/analog stereoreco/ding,
theanalog outputs provided o ndigital s ource equipment
should alsobeconnected t o theirappropriate inputs on
theAVR235 tearpanel ( eg, connect l beanalog stereo
audiooutput f roma DVD te theDVDAudioInputs
on therearpanel w henyouconnect t he source's
digita] o utputs).
Ifyou havenotalready configured aninputfora digital
source usingthe on screenmenus as shown on
pages17-1 {5,firstselect t he inputusingtheremote
or 1tent-panel controls, asoutlined ill thismanual
Next, s elect t he dig!hisourceby pressing t he
DigitalSelectButton _j andthenusinghe
,_/V Buttons @ on the rAmote or the 4/_
SelectorButtons _] onthe frontpanel t o choose
anyofthe OPTZCAL or COAXZAL inpuh,as
theyappear i nthe UpperDisplayLine _ or on
semen display. When the digital s ourceisplaying, t he
AVR,°35willautomatically detect w hk',h typeof digital
datastreamisbeingdecoded anddisplay thatinter
marion inthe UpperDisplayLine
DigitalBitstream Indications
Whena digitalsource is playing, theAVR235 senses
_betypeof bitstream datathatis preserdUsingthis
intermatior_, the corredsurround modewillautornafi
sallybeselected. F orexample, DTSbitstreams will
causethe unitto switch to DIS decoding, andDolW
Digital b itstreams willenableDolbyDigihl d ecoding
When the unitsenses PCMdatafromCDsor LDs, y ou
mayselect a nyof the standa/d surround modes, s uch
asDolbyProLogicII or Logic7 Sincethe rangeof
available s urround modes is dependent on the typeof
digital d atathatis present, t he/4VR 235 usesa variety
of indisatots t o letyou know whattypeof signal i s
present, Thiswillhelpyoute understar/d the choice
of medea
Whena digital s ouse is playing, theAVR235 will dis
play a varietyof messages t o indicate the typeof bit-
streambeingrecei_,ed T hesemessages w JJJ appear
shortly afteran inputor surround modeis changed,
andtheywillremaininthe Lower DisplayLine
foraboutfiveseconds before thatportion of the dis
playreturns to the normal s urround modeindk',afion
Surround Mode
Types
PerDolbyDigital a ndDT,CJ sources, a tMsedidt
indication w illappeal, s howing the number o f chanr_els
present i nthe dataAn example of thistypeof display
is 3/,0/1,
Thefirstnumber i ndic, areshowmanydiscrete front-
channel s ignals arepresent.
A "3" tellsyouthatseparate f rontleft,center a nd
frontrightsignals areavailable Thiswillbe displayed
forDolbyDigital 5 1 andDTS51 programs.
_,A "2_' t ellsyouthatseparate frontleftandrightsig
nals areavailable, but thereis no discrete center
channel s ignalThiswillbe displayed t orDolby
Digita] b itstreams thathavestereoprograrn rnate_JaJ
A "1" tellsyouthattholeisorflya Boned/ar/nel
available inthe DolbyDigital b itstream
Themiddlenumber i ndk',ates howmanydiscrete sur
A"2" tellsyouthatsepaatesurround ieltandfight
signals areavailable. Thiswill be displayed f orDolby
Digital 5 1 andDTS51 programs
A "1" tellsyouthatthereis onlya single, surround
encoded surround channel T hiswill appear f or
DolbyDigital b itslTeams thathavemSrixer/coding.
,_A "0" indicates t hatthereis no surround channel
ir_tormation 1 ]/iswillbe displayed f or1wechanr_el
stereoprograms.
Thelastnumber i ndicates w hether t herei8a discrete
low frequency e ffects(LFE) c hannel T hisis the".1" in
the common abbreviation of "51" soundandit isa
special channel t hatc, o ntains onlybass frequencies.
A "1" tellsyouthatan LFEchannel is present. This
will be displayed f or DolbyDigital 5 ,1 andDTS5,1
programs, asavailable
A "0" indk;ates t hatthereis no LFE channel i nfor
mat!onavailable However, evenwhenthereis no
dedicated LFE channel, l owfrequency sound will be
present a t the subwooler o utputwhenthespeaker
configulafion i s setlo showthe presence o f a
subwoote[
TheJntomlafion inthe rightsideof the display will
tenyou if the digital a udiodatacontains a special
flagsignal t hatwillautomatically activate the@pro
priate 6 1 mode. T hiswill be shown as EX - 0 N
or EX - 0 F F tar DobyDigital b itstreams, and
E:_- 0 N or E:_- 0 F F ter DTSbitstreams
An UN L 0 CK message mayappear i nthe Lower
DisplayLine _, Thisi8yourindication t hatthedigi-
talaudiodatastreamhasbeeninterrupted o r is no
longerpresent. W hen thatoccurs, t he unit'sdigitalsig-
nalprocessor h asno signal t o lockonto,andis thus
"unlocked" Youmayseethismessage whena DVDis
firststarted untilthe stream is playing andtheproces
sotdetermines w hichmodeto apply; o r anytimethe
datastrearn isstoppedor paused, s uchaswhenthe
menus of somediscsaredisplayed o r whenthe player
is switching b etween the different s ections of a disc.
Youmayalsoseethemessage whenasatellite
receiver, cableset-bpor HDTV tuneris in useif the
dJgJhl audiois temporarily i nlermpted whenchannels
am changed or whena cableboxswitd/es froma
channel witha digital d atastream to a channel with
analog audioonlyTheU NL 0 C K message is nor
real,anddoesnot indicate anyproblem withyour
race!yen R ather, it tellsyouthatthe incoming datahas
simply beenpaused or is notpresent l et a variety of
po_ible _eaaons
WhenDolbyDigital 5 /2/.1 or DTS5/2/,1 signals are
beingplayed, t heAVRwillautomaticafly switch to the
proper s urround mode,andno otherprocessir_g may
beselectedWhen a DolbyDigital s ignal w itha 3/1/0
or 2/0/0 signalisdetected, y oumayselect a nyof the
Dolby surround modes.
It is always a goodideato eheckthe readout for the
channel d atato makecertain thatit matches theaudio
logoinformation shown on the backof a DVDpack-
age.Insomecases, y ouwill seeanindication 1 or
"2/0/0" evenwhenthedisccontains a full5 1, or
3/2/.1, signalWhen thishappens, eheckthe audio
outputsettings foryourDVOplayer o r the audiomenu
selections f orthe specific discbeingplayedto make
certain thatthe player issending thecorrect s ignal
to the AVR
PCMPlaybackIndications
PCM is theabbTeviation for Pulse CodeModulation,
whichis thetypeof digital s ignal u sedforstandard CD
playback, andothernonDolbyDigital andnonDTS
digital s ources suchasMini Disc. W hena PCMsignal
is detected, t heLower D#splay Line _ willbriefly'
show a message w iththeleltersPCM, i naddition to a
readout o fthe sampling frequency ofthe digital s ignal,
Innost cases, I biswill be 4 8 k H z, thoughinthe
caseof specially m astered, highresolution a udio
discs, y ouwillseea 9 B k H z indication,