System Configuration - Harman Kardon AVR 225 Owner's Manual

SYSTEM CONFIGURATION
When all audio, v ideoandsystem connections h ave
beenmade, t hereareafewconfiguration adjustments
thatmustbe made, A fewminutes spent I o co{redly _'
NO more
configure a ndcalibrate t heunitwillgreatly addto your than24"
listening experience. - _ -
SpeakerSelectionand Placement
Theplacement of speakers i na multichannel home
theater s ystem canhavea noticeable impact o nthe
quality of soundreproduced. Nomatterwhichtype or
brandof speakers is used,the samemodelor brand
of speakershouldbe usedfor the leftfront,center
andrightfront speakers. [his createsa seamless
frontsoundstage andeliminates t he possibility o f dis-
tractingsonicdisturbances t hatoccurwhena sound
movesacrossmismatched f iont-channel speakers.
SpeakerPlacement
Depending on the typeof center c hannel s peaker i n
useandyourviewing device, placethe centerspeaker
eitherdirectly above or below yourIV, or inthecenter
behind a perforated frontprojection s creen.
Oncethe center c hannel s peaker i s installed, pos)t)on
the leftfrontandrightfrontspeakers s o thattheyare
asfaraway fromoneanotl_er asthe centerchannel
speaker i sfrom the preferred l istening p osition. Ideally,
thefront-channel speakers s houldbe placed sothat
theirtweetera a renomorethan24" above or below
the tweeter i nthe center c hannel s peaker.
Depending o n the specifics of yourroomacoustics
andthe typeof speakers i n use,youmayfindthat
imaging is improved bymoving the leftfrontandright
frontspeakers s lightlyforward of thecenterchannel
speaker. If possible, adjustall frontloudspeakers so
thattheyareaimedat earheight w henyou'reseated
inthe listening position.
Using theseguidelines, you'll f indthatit takes some
experimentation to findthe correct l ocation forthefront
speakers i nyourparticular installation. Don't b e afraid _o
movethingsaround untilthesystem sounds correct,
Optimize y ourspeakers s othataudiotransitions a cross
thefrontofthe roomsound smooth andsounds from
allspeakers a ppear t o arrive atthelistening position at
thesametime(without delayfromthecenterspeaker
compared to the leftandrightspeakers).
Surround speakers s houldbe placed on the sidewalls
of the room, a t or slightly behind the listening position.
the center o f the speaker s hould face intothe room.
Thespeakers s houldbelocated sothatthebottomof
thecabinet i sat leasttwofeethigher t hanthe listeners'
earswhenthe listeners a reseatedinthe desired area.
Center Front Speaker
Left Front Right Front
Speaker Speaker
,4)/:tent-Channel Speaker installation w ithP/kect-
ViewfV Setsof Rear-Screen Projedofs
TV or ImroiectiQn Screen
Left Front Center Front
Speaker Speaker Right Speaker Front
fee
o_
t3)7;#e distance b etween theleftandrightspeakers
shouldbe equal t o thedistance fromtheseating
positionto the w'ewJng screen.You ,may also
experiment withplacingtheleftandrightspeakers
s//qht_ forward tithe centerspeaker.
._AJ least 6 inches from ceiling
At least 2 feet
d')Optimal placement of surround speakers.
Ifside-wall m ounting isnot practical, t hespeakers
maybeplacedon a rearwall,behind the listening
position. A gain, t heyshouldbe )oca_ed so thatthe
bottomof thecabinet i s at leasttwofeethigher t han
the listeners' ears. l he speakers s houldbe nomore
thansixfeetbehind the rearof theseaingarea.
Subwoofers p roduce nondiredional sound,sothey
maybe placedalmost a nywhere i n a room.Actual
placement shouldbe basedonroomsizeandshape
andthetypeof subwoderused. O nemethod of find-
ingthe optimal l ocation for a subwoofer i sto begin
by placing it inthe frontof the room,aboutsixinches
from a wall,or nearthe frontcornerof theroom.
Another m ethod is to temporarily p lacethe subwoofer
atyournormal l istening position, a ndthenwalk
around the roomuntilyou finda
spot
w herethesub-
woofersoundsbest.Place the subwoderinthatspot.
Youshouldalsofollowthe instructions o f the sub-
woofer'smanufacturer, or you maywishto experi-
mentwiththe bestlocationfora subwoofer i nyour
listening room.
SystemSetup
Oncethe speakers h avebeenplacedin theroom
andconnected, theremaining stepsinthe setup
process areto program the AVR2253 bassmanage-
mentsystemforthe _ype of speakers usedinyour
system, c alibrate the outputlevels, a ndsetthe delay
timesusedbythe surround soundprocessor,
Youarenoweady _opowerup theAVR225 to begin
thesefinaladjustments.
I, Plugthe PowerCord_ intoan unswitched A C
outlet,
2, Press the Main PowerSwitch [] inuntilit
latches andthe word"OFF" o n the_opof the
switch disappears i nside thefrontpanel. [ he
PowerIndicator[] willturnamber, i ndicating
thatthe unitisinthe Standby mode.
3. Remove t he protective plastic filmfromthefro@-
panel l ens.Ifleftin place, t hefilm mayaffect t he
performance o f yourremote control.
4, Install the threesupplied AAAbatteries inthe
remote asshown.Becertain to followthe (+)
and(-) polarity indicators t hatareonthe bottom
ofthe batterycomparLment.