Allenheath Scepter USER GUIDE Manual de usuario

------.-SCEPTER12 channelRack Mount MixerOWNER MANUALAllen & HeathPublication:APO093 Issue 3October 92OWNER MANUAL

Audio Owner ManualSection 1--USER SERVICE INFORMATION.-There are no adjustments or alignment procedures required to maintain theperformance standards

Audio Owner ManualSection 1ELECTRONIC PERFORMANCEOdBu - 0.776 Volts RMS 1 kHzOVU = +4dBu = 1.23 Volts RMSUnreferenced dB represents Voltage GainMAX VO

-+aAudio Owner ManualSection 1--ELECTRONIC PERFORMANCE continued-THD typically better than 0.04%20Hz-20kHz at ‘normal levels and gain settings--NOISE

Audio Owner ManualSection 2LINEL-JPAD-AUX SENDSHF -0+MID - ? +EIIIEQ INFRONT PANEL CONTROLS.INPUT CHANNEL1.2.3.4.5.6.7.6.9.10.GAINAdjusts the gain of

-Audio Owner ManualSection 2-----PFLB PEAK&IG 0 *1FRONT PANEL CONTROLS - INPUT CHANNEL (cant)11.HIGH PASS FILTER SWITCHCauses a gradual roll off i

Audio Owner ManualSection 2MONITOR L+6+3-0-3-6-9-12-15-18-21L RL-JPFLEFX RETURNSL RIPFLFRONT PANEL CONTROLSLEFT/RIGHT SECTION (Left is Shown)Reference

-Audio Owner ManualSection 2-------ElMONOL RMUTESTEREO RTN 1PFLFRONT PANEL CONTROLS - L/R CHANNEL (Cont)LEFT/RIGHT SECTION Left is ShownReferences in

Audio Owner ManualSection 212vLAMPB 1-j +48DPWRONAB456AUX MASTERSSTEREO OUTMUTEMONO OUT1.12V LAMPBNC Connector to accept most of the popular goose nec

-Audio Owner ManualSection 2-------AUXA0AUXBAUXCAUXD1-1 MONOIJMONITORSELECT@ PFL ONSCEPTERRACKHEADPHONESFRONT PANEL CONTROLS - MASTER SECTION (cant)a.

Audio Owner ManualSection 2MASTERMASTER CONNECTIONS0PIN 1 LIFTPIN 1LIFT0,Used to disconnect pin 1 from the MONO output connector.Used to eliminate gro

--__-------ALLEN & HEATHThis product continues ALLEN & HEATH’s commitment to providehigh quality tools engineered to meet the exacting require

Audio Owner ManualSection 2---LEFT__EFX RTNEFX RTN3STR RTN1QLINSERTQLBUS INLEFT & (RIGHT) CONNECTIONSPIN 1 LIFTUsed to disconnect pin 1 from the L

Audio Owner ManualSection 2INPUTINSERTDIRECTOUTINPUT CHANNELSINDIVIDUAL PHANTOM POWER SWITCHWhen engaged, turns on the +48v phantom power for thatchan

--Audio Owner ManualSection 3-USING THE SCEPTER SERIES MIXER-THE INPUT CHANNEL--The input channel accepts a balanced or unbalanced input signal from a

Audio Owner ManualSection 3Channel Auxlliary SendsEach Scepter input channel features four auxiliary send controls. Thesecontrols feed auxiliary maste

Audio Owner ManualSection 3Mid Frequency EqualizerThis control provides 12dB of boost or cut at the frequency selected by theMid Select control. This

Audio Owner ManualSection 3PFL Button (Pm-Fader Llsten)Engaging the PFL allows you to listen to the Pre-Fader signal in the monitorand headphone outpu

Audio Owner ManualSection 3LEFT/RIGHT SECTIONL/R Monitor MetersEach meter is a IO segment LED display which provide a visual indication ofthe source s

Audio Owner ManualSection 3MASTER SECTION12V LampThis BNC Connector will accept 12 volt D.C. goose neck lamps rated at 50mAto 150mA current consumptio

I-hh..w.-------Audio Owner ManualSection 3Monitor Select and LevelThis section selects the signal for the HEADPHONE OUTPUT on the frontpanel and the M

Audio Owner ManualSection 4REAR PANEL CONNECTORSINPUT CHANNEL CONNECTIONSIndividual Phantom Power SwitchWhen selected, this switches the +48v D.C. pha

-----------ALLEN & HEATH BRENELL LTD.LIMITED ONE YEAR WARRANTYThis product has been manufactured in the UK by ALLEN & HEATHBRENELL LTD and is

Audio Owner ManualSection 4LEFT & RIGHT CHANNEL CONNECTIONSPin 1 LiftThis recessed switch is used to disconnect Pin 1 from ground on the LEFT/RIGH

Audio Owner ManualSection 4greater. The return impedance is 10k Ohm.L/R Bus InThis l/4” unbalanced jack is used to inject signals into the Left &

-Audio Owner ManualSection 4MASTER SECTION CONNECTIONSPin 1 LiftThis recessed switch is used to disconnect Pin 1 from ground on the MONOoutput XLR con

Audio Owner ManualSection 4jack to feed a mix to a Control room amp in a studio situation, or a performer mixfor a keyboard player. Output level is va

Audio Owner ManualSection 4DC POWER CONNECTOR---5Pin male XLR for connection to Allen & Heath power supply unit. MPS-8R isnormally supplied with t

Audio Owner ManualSection 5SERVICE ACCESSACCESS TO MIXER CIRCUITSTo implement any User Options, you will need to gain access to the internalcircuit ca

Audio Owner ManualSection 5to be carried out.-aFree the DC power XLR-5 pin insert from its metal shell by using a smallscrewdriver to loosen the XLR s

Audio Owner ManualSection 5USER CONFIGURED OPTIONSThere are a number of User options available on the Scepter mixer. They areimplemented with removabl

Audio Owner ManualSection 5--Channel Aux Send Source SelectThree choices are available for each of the four Auxiliary Sends. Aux A & Bare set up a

Audio Owner ManualSection 5PreEQ Mute/No MuteThe Pre-EQ source (1 of 3 selected above) can be set to follow the ChannelMute switch or to ignore it. It

Allen & HeathCONTENTSPAGE1...INTRODUCTIONGeneral Information...1Safety & Precaution...

Audio Owner ManualSection 5Master OptionsThe user can choose the sources for both the Balanced MONO out XLRconnector and the STEREO OUT l/4” jack sock

Audio Owner ManualSection 5brought out to holes in the circuit board allowing you to feed an Aux output or othersignal to the Stereo Out. Solder a wir

-Audio Owner ManualSection 5CHASSIS GROUND LIFT--Normally the chassis of the Scepter is connected to the audio ground with alink on the DC Input conne

Allen & HeathCONTENTS continuedPAGE-6. . . . . . SERVICEINFORMATIONDIAGRAMSMain IDC Ribbon Connector. . . . . . . . . ...*..*...,...Dimensio

Audio Owner ManualSection 1---INTRODUCTIONThe Allen & Heath SCEPTER RACK MOUNT MIXER is a versatile,economical and easy-to-use general purpose rac

Audio Owner ManualSection 1Mains electricity is dangerous and can kill. Mains voltage is present within thepower unit but not the Scepter unit. Check

-Audio Owner ManualSection 1-INSTALLATION-Unpack the unit from the packing carton. Remove the power supply unit fromthe packing. We recommend that you

Audio Owner ManualSection 1The console is not connected to mains earth for the reasons mentioned aboveand under normal operating conditions it contain