Audionet PRE I G2 Manuale utente

Audionet

PRE I G2

Stereo Pre - Amplifier

Owner's Manual

Howto operate the Audionet PRE 1 G2

Your AudionetPRE1G2 isahighperformance audiopre-amplifier.This

systemisdesigned forabsolutenaturalmusicreproductionandforhighest

user comfort.

Thefollowingwill giveyouall informationabouthowto operateyour

PRE1G2.Pleaseread thiscarefully before thefirstuse.Followingthese

instructions,your PRE1G2 will giveyoulong-lastingpleasure andsatis-

faction.

Connecting the system

Pleaseconnect thepower jack (1) at therear withyour wall outlet(Please

refer topage 8).Usetheprovided power cableoranother oneallowed for

your homecountryspecifications.

NOTE:

The powerspecifications(2) on the rearmustmeet to yourhome

countryspecifications.

The mains-button (3) at rearmustbe switched off.The PRE 1G2 is

aClass Isystemand mustbe earthed.Pleaseensurethat the earth-

connection isin bestcondition.Forbestperformance connect the hot

wireseeing fromthe front with the leftpin.

WiththePRE1G2 comesayellow-greengroundcord foroptimal

groundconnection.Pleaseconnect thisadditionalgroundcord totheplug

(10) attheback ofthePRE1G2 andputtheplug into asocketnear to

thepower cord.

TheAudionetPRE1G2 isaverysensitivesystem.Pleaseensure thatall

used connectorcablesare inabsolutely bestcondition.

Forconnectingorremovingaudiosources,PRE1G2 hasto beswitched

off (standby-state) ormustbemuted.

TheAudionetPRE1G2 hasonebalanced andfiveunbalanced highlevel

RCAinputs(4).Additionally,atrue monitorloopisavailable. Pleasecon-

nectleftandrightinputsto thecorrespondingoutputsofthedesignated

high-levelsource.

Power supply

Ground Connection

Audiosources

Inputs

TheAudionetPRE1G2 hasoneunbalanced output (5) andonebalanced

outputforconnectingpower-amplifiers.

Pleaseconnectleftandrightoutputsto thecorrespondinginputsofyour

power amplifier.

Tworecordingsystemscanbeconnected atthesametimeto PRE1G2

forrecordingandplayingback simultaneously.

Forrecordingpleaseconnecttheinputsofyour recordingsystem,like

DATortape deck withthe rec output(6) ofyour PRE1G2.Everytime

whentherecorder isconnected to therec outputs,pleaseusetheinputs

No.5named "Tape" forplayingback.

WheninputNo.5isselected,thecorrespondingrec outputwill bemuted.

Thisisnecessarytoprevent destructiveoscillationofthepre amplifier and

therecorder.Therefore everysignalsource that shouldberecorded hasto

beconnected to theremaininginputs.

Your PRE1G2 isfitted withamonitorloop. Thisenablesyouto listento

therecorder without interruptingthesignal source beingrecorded. Touse

thisfeature pleaseconnect theinputsandoutputsoftherecorder withthe

correspondingmonitoroutputandinput(7) ofyour PRE 1G2.

Your PRE1G2 canbeequipped withanoptionalphonopreamplifier. For

connecting arecord player pleaseusetheinput6andthecorresponding

groundconnectorinthiscase.

IncombinationwiththeAudionet AMP I/AMPII and/orDACthePRE1

G2 canswitchonandoff thewholesystem.PleaseconnecttheAudionet

link(8) ontherear withaToslinkopticalfibre cableto theAudionetlink

ofAMP Iand/orDAC.

Outputs

Recording systems

Rec out

Monitor

Phono

Audionet-link

Switching on and off the mains

Your PRE1G2 isdesigned asastand-byunit.Tobringyour PRE1G2

into thestand-bystate,pleasepress themainspower switch(3) onthe

rear.ThePRE1G2 will comeup inthestand-bystatedisplaying Audio-

net”.

Switchingoff themainsattherear isonly necessaryincasesoflonger

absence like holidays.Inthiscase,pleasepress againthemainspower

switchontherear.Lookingfromabove,theswitchnowshowsyoua"0"

andthedisplayturnsoff.

NOTE:

All systems connected with the outputsmustbe off and powered

down when PRE 1G2 isto be switched on oroff the mainsat the

rear.

Operating the system

All functionsofyour PRE1G2 are completely microprocessorcon-

trolled.Thisguaranteeshighest precision,exclusivefunctions, easyopera-

tionandprotectionagainstoperationalfaults.

Forswitchingonyour PRE1G2,pleasepress the power buttonatthe

frontpanel.ThePRE1G2 needs5secondsforwakingup andthen

works.

Toswitchoff thePRE1G2,pleasepress the power buttonagainandthe

PRE1G2 needs5secondsagainforgoingto sleep storingall your latest

settings.

Tosetthedesired volume, pleaseturnthe volume knobatthefrontpanel.

Pleaseturnclockwiseif higher andcounterclockwiseif lower volumeis

desired.

ThePRE1G2 showsyouthemaster volumewitharange of86 dB.This

correspondsto -80 dB to +6 dB.At0dB theamplitudesofinputand

outputsignalare equal.Toadjustthevolumeoffsetforeachseparate

channel, pleaseread programming”below.

Thevolumeknobisanincrementalimpulseunitwithoutastop.

Pleaseturnthe input buttonatthefrontpanelto selectoneoftheseven

inputs.ThePRE1G2 sequentially selectstheinputsfromNo. 1toNo. 6.

Whenchangingtheinput,thePRE1G2 regulatesthevolumedownto -

80 dB,mutestheoutputs,switchestheinputs,activatestheoutputsand

finally regulatesvolumeup to thelevelbefore.

Switching on and off inthe

stand by state

Setting the volumelevel

Selecting the inputs

Toactivatethemonitorinputpleasepushthe monitor/set buttonfora

shorttime. Theoriginally selected inputremainsactiveforrecording.

Thisinputcanbechanced duringthemonitorloopisactivated,ofcourse.

Tocomeback to thestandard inputsimply press thedescribed buttona

secondtime.

Your PRE1G2 isprogrammableforfunctionsprovidingyouwithnew

andeasypossibilitiesto adjustthesystemto your needs.All individual

settingswill beremembered,alsowhenPRE1G2 will beswitched off the

mainsortransported.

Youcanprogramthefollowing:

¨ Thebalance canbeadjusted to individualpreferences

¨ Inputs,whichusually havedifferent signallevel, canbeadjusted to the

samevolume

¨ Inputscanbegivenanindividualname.

¨ Thebrightness ofthedisplaycanbeadjusted ("Dim Value")

¨ Automaticstartup canbeswitched onoroff ("Autostart")

¨ Youcanchoosebetweentwo textsbeingdisplayed whileinstand-by

mode ("Off_Text")

The2-linealphanumericdisplaywill giveyouall informationyouneed

aboutyour individualsettings:

§ Number ofselected inputandgivennameofinputornumber ofse-

lected inputandmonitororassigned name

§ Volumeandassigned offset, visualized balance settingaswell

Monitor loop

Programming

Display

Theprogrammingignitionsequence isentered pressingthe monitor/set

buttonlonger thanonesecond.

Forprogramming, pleasedothefollowing:

1. Pushthe monitor/set buttononce foratleastonesecond.

2. Nowyouare enabled to adjustthestereobalance ofyour system.

Turningthevolumeknobclockwisedecreasestheleveloftheleft

channel,turningcounter clockwisewill decreasetherightchannel’s

level.Thelevelofeverystereochannelcanbedecreased up to

9 * 1 dB. Thesettingisdisplayed numerically andasymbol.

3. Toleavetheprogrammingmode,pushthe monitor/set ashorttime.

Alternatively youcanproceed adjustingto thenextstep withanother

longkeypress (goonwith(3) inthiscase):

1. Selectthechannelto beadjusted

2. Pushthesetbuttontwice forlonger thanonesecond.Thedisplay

showsyouthechannelnumber and offsetadjust”.

3. Turnthevolumeknobto adjustthedesired channellevel.Thisispos-

siblewithinarange of+/- 9 * 1 dB to themaster volume

4. Toleavetheprogrammingmode,pushthe monitor/set ashorttime.

Alternatively youcanproceed adjustingto thenextstep withanother

longkeypress (goonwith(3) inthiscase):

1. Selectthechannelto begivenanew name

2. Pushthesetbuttontwice forat least onesecond.Thedisplaychanges

to Text”adjustment.

3. Forindividualnamingthere are 14 charactersper inputchanneland12

charactersforthemonitorloopavailable.Acursorindicatesthecur-

rentcharacter to beedited.Turntheinputswitchto movethecursor

intheappropriatedirection.Selectacharacter fromacharacter set

consistingofletter, numbersandsymbolsbyturningthevolumeknob.

4. Toleavetheprogrammingmode,pushthe monitor/set ashorttime.

Alternatively youcanproceed adjustingto thenextstep withanother

longkeypress (goonwith(2) inthiscase):

Balance

Volumeoffset

Nameprogramming

1. Pushthesetbuttonfour timesforatleastonesecond.The display

changesto SetDim Value”.

2. Thebrightness canbeadjusted infivesteps:

OFF, 25%, 50%, 80%, 100% (Default brightness is50%!)

3. Toleavetheprogrammingmode,pushthe monitor/set ashorttime.

Alternatively youcanproceed adjustingto thenext step withanother

longkeypress (goonwith(2) inthiscase):

Ifthedisplaybrightness issetto "OFF"thefollowingisstill displayed:

§ mutestate

§ selectinganew input(displayed forapprox. 3seconds)

§ all programming

1. Pushthesetbuttonfivetimesforatleastonesecond.Thedisplay

changesto SetAutostart”.Ifautostart isset to "OFF"thePRE1G2

staysinthestandbymode after switchingonwiththemainsswitch(3)

until thepower buttonispushed. Ifautostartissetto "ON" thePRE 1

G2 startsautomatically into theonmode after switchingonwiththe

mainsswitch(3).Selectthisoptionif youuseatimer to controlthe

PRE 1G2.

2. Selecttheautostartoptionbyturningthevolumeknob.

3. Toleavetheprogrammingmode,pushthemonitor/setashorttime.

Alternatively youcanproceed adjustingto thenextstep withanother

longkeypress (goonwith(2) inthiscase):

1. Pushthesetbuttonsixtimesforatleastonesecond.Thedisplay

changesto SetOff_Text”.

2. Nowyou canchoosethetextto bedisplayed whenyour PRE1G2 is

instand-bymode byturningthevolumeknob.Thepossibletextsare:

"AUDIONET"or"¤¤".

Pushthe set button once again to finishprogramming.

Note:

If no changesaremade for10 seconds, yourPRE1G2 will automati-

callyexit the programming menu.

Set display brightness

Set Autostart

Set Off_Text

Using the remote control

All functionsofthePRE1G2 canbeoperated bytheAudionetremote

controlinthesamewayasdescribed forthefrontpanel.

Forsettingthevolumelevel,pleasepush+or - oftheremotecontrolvol-

umebuttonpair.Thebutton mon correspondsto monitor/set button:

pushshortforselectingthemonitorloop;pushlongforselectingthepro-

grammingfunctions.

Usingtheremotecontroltheinputscanbeselected directly.

Additionally, thefollowingfunctionsare possible:

PRE1G2 hasasoftmutefunction.Ifdesired to mutePRE1G2;please

press the mute buttonontheremotecontrol.Whenmuting,PRE1G2

regulatesvolumedownto -80 dB andthenswitchesoff theoutputs.If

youpress themutebuttonagain,PRE1G2 activatestheoutputsandre-

turnsto thevolumebefore

Ifthemainsphaseisconnected incorrectthePRE1G2 will tell youwhile

startingup:

"Attention: Mains phase incorrect!"

Switchoff your PRE1G2 andchange thepositionofthemainsplug at

your wall socket.Ifthemainsphaseisconnected correctly nowarning

will appear inthedisplaywhilestartingup.

Mute

Mains phase recognition

Indice

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