Pyle PEXA8500 User manual

Brand: Pyle

Model: PEXA8500

Category: Audio amplifiers

Type: User manual

This manual is also suitable for

Pyle 'PEXA' Series Amplifiers www.PyleAudio.com

Warnings



Operation



 Readtheseinstructionsandkeepthemforfuturereference.

 Carefullyfollowinstructionsandfollowdirectionscarefully.

 Donotusethisdevicenearwaterormoisture.

 Cleanamplifierhousingonlywithaslightlydampclothwithwater.

 Donotblockanyoftheventilationopenings.Installin

accordancewiththemanufacturer'si nstructions.

 Donotinstallnearanyheatsourcesuchasradiators,stoves,orotherelectricaldevicesthatproduceheat.

 Iftheprovidedplugdoesnotfiteasilyintoyouroutlet,consultanelectricianforreplacementofthe

obsoleteoutletbeforeattemptingtopowerup

theamplifier.

 Preventthepowercordfrombeingwalkedon,bent,stretchedorpinched,particularlyattheplugoratthe

pointwhereitexitsfromtheamplifier.

 Whenuncertainaboutspecifications,pleasefirstconsultthePyleAudiowebsiteandseetheFAQs.

 Ensurethisunitisplaced

onastableandflatsurfaceandcanaccommodatetheweightofthisunit.

 Unplugthisunitduringlightningstormsorwhenitisunusedforanextendedperiodoftime.

 Donotleavethisdeviceunattendedwhenpoweredon.

 Referallservicingtoqualifiedservicepersonnel.

Servicingisrequiredwhenthedevicehasbeendamaged

ormalfunctionsinanymanner.Thiswouldincludedamagetothepowersupplycordorplug,whenever

liquidhasbeenspilledorobjectshavefallenintothedevice,alsowhenthedevicehasbeenexposedtorain

ormoisture,whentheunit

ceasestooperatenormally,aswhenoriginallypurchased.

If the unit is likely to undergo excess vibration through use, your must properly install the unit securely and the rack

mountablereinforcementbracketsmustbeproperlyfitted.

Damagecausedbyinsufficientsupportisnotcoveredbythewarranty. 

Topreventdamagetotheunit'spanels,alwaysuseprotectiveplasticcupsorwashersbeforetighteningmountingbolts.



Ventilationgapsbetweenunitsarenotrequired,howevercaremustbetakentoensurethatanunobstructedfreeflowof

cleanairispossiblefromthebackoftheunittothefront.Itisalsoimportantthatneitherairintakes,frontorsideexhaust

grilles are covered. The internalairflow of these units are designed to minimize the malfunction of the electronics, and

promotecoolingair,foroptimalandsafeunitoperation.



PLEASE NOTE: Users mustensure that  any type of smoke andrelated substances are not allowed to enter the amplifier.

Smokeyairiscorrosiveandprolongedexposurewillcauseirreparabledamagetoyouramplifier.

Do not expose the amplifier to rain or moisture during operation or  storage. If the unit does come into contact with

moisture, remove the AC power cord immediately and leave it in a suitably dry area to dry.Take precaution before

reconnectingtoapowersupply.

Beawarethatwhenanyequipmentistakenfroma coldtohumidlocation,condensationmayoccurinside.Alwaysallow

timefortheequipmenttoattainthesametemperatureasitsenvironmentbeforereconnectingtoapowersupply.

Pyle 'PEXA' Series Amplifiers www.PyleAudio.com





1.

RackMountingEars

Twofront‐panelmountingholesareprovidedoneachmountingear.

2.

FanOutletGrill

Coolairflowsovertheheatsinkandexhauststhroughthefrontgrill.Makesure

thisoutletremainscleartoallowunrestrictedairflow

3.

ChannelLevelAttenuators

Two input attenuators adjust level for their respective amplifier channels. In

BridgedMonomodes,thechannelAat tenuatorcontrolsoverallsignallevel(see

rearpanelmodeswitchdescriptions)

4.

ProtectLEDS

Red LED indicates that the amp channel is in Protect mode. During Power up,

the amp briefly goes into protect mode in order to prevent any loud speakers

from being overloaded / exhausted by the speakers. After a few seconds the

ampcomesoutofprotectmodeandis ready fornormaloperation.If theamp

staysinProtectmode,thisindicatesthattheremaybeaprobleminternal

to the amp. If the amp goes into Protect mode during operation this indicates

that either a problem has occurred internally to the amp or the amp is being

overloaded/exhaustedandneedstocooldown.AfteraProtectcondition,the

ampmustberesetbycyclingthepoweroffandthenonagain.

5.

ClipLEDS

When the output power exceeds the safe working range of the amplifier, the

CLIPLEDarelit.

6.

GraphicLCDDisplay

LCD displays: Detailed power at 2ohm/4ohm/8ohm, Limiter, Working mode,

Protection(L/R),Level(L/R),Temperature(L/Rheatsink),Clip(L/R),Gain(L/R)

7.

LevelLEDS

SIGNALLEDSinintensityinresponsetosignalsupto‐30dB.‐20dBto‐10dBLEDS

indicateoutputlevels

8.

PowerSwitch

Thisswitchturnstheamp onandoff.

9.

RackMount/System

Handles

Integratedmountingandsystemhandling

10.

LoadedSelectSwitch

Pressthe4/8Ohmbutton,toswitchbetweenOhmle vels.



AmplifierFunctionandOperation

Pyle 'PEXA' Series Amplifiers www.PyleAudio.com



Pleasenotethedifferentlayoutandfunctionsofthe'PEXA'modelseriesrearpanels.



Built‐inProtection



ThePEXAamplifiersfeatureintegratedelectronicprotectionincluding:

 Softstartfunctiontopreventwaveshockatpower‐on

 Delayfunctionforpreventionofshockatswitchpower‐on

 DCcurrentprotection

 Over‐electriccurrentprotection

 Cut‐waveprotection

 Overheatprotection

RearPanels

PEXA3000&PEXA5000

PEXA8000

Pyle 'PEXA' Series Amplifiers www.PyleAudio.com



11.

XLRBalanced

Input

Connectors

EachChannelfeaturesbalancedXLRand1/4"jacksocketswiredinparallel.TheBalanced

signalsarelesssensitivetohumnoisegeneratedbyAC

12.

LIMITERSwitch

Ifaveryhighlevelsignalisdrivenintotheamplifier,theoutputsignalwill"CLIP",thatisthe

peaksoftheaudiosignalwaveformwhichwillbeflattered.TheClipLimitercircuitautomatically

reducesthegaintopreventfurtherdamagetotheamplifierandinternalcircuitry.Youcanswitch

theClipLimitercircuitONandOFFviathe(11)switchontherearpanel.Ifyouusefullrange

speakers,theClipLimitercircuitwillreducethehighfrequencydistortionandwillalsoprotect

thehighfrequencydrivers.However,someusersprefertoswitchtheLimiterOFFtogetmore

punchfromKickDrumsandothersoundsinthelowfrequenciesarea.

13.

OutputMode

SelectorSwitch

StereoMode

Inthismode,channelAandchannelBoperateindependently(asanormalstereoamplifier).The

ChannelAinputsignalwillbeoutputfromthechannelAoutputconnector,andchannelBinput

signalwillbeoutputfromthechannelBoutputconnector.

BridgeMode

Inthismode,channelA

inputsignalwillbeoutputfromthebridge‐monooutputConnector. 

ParallelMonoMode(*Model:PEXA8000)

Inthismode,channelAinputsignalwillbeoutput fromtheoutputconnectorsofbothchannels.

14.

CoolingFan

Ventilaton

ThisfansecuresenoughcoolingforyourPEXA3000,PEXA5000amplifier.

15.

SpeakOnand

BindingPost

Output

SPEAKONconnectorsarespecificallydesignedtoconnecthighpowerspeakers .Thecorrect

polarityissecuredautomatically,theypreventshockhazardandfeaturelock‐inconnection

securely.Pleasemakesuretorespectthespeakerpolarity whenusingbindingposts.Caution:

turnofftheunitbeforeconnectinganaudiosignaltothebinding

posttoavoidanydamage.

16.

Voltage

Selector

Pleasemakesurethatyourlocalvoltagematchesthevoltageindicatedontheunit.

17.

SignalGround

LiftSwitch

SignalGroundliftswitchisusedtoliftthebalancedinputconnectors'ground/shieldfromthe

amplifier'sground.Whenthesignalgroundislifted,thesoundsourcedisconnectsfromthe

amplifier'sgroundpreventinggroundloopswhichcangeneratehumandnoise.Seethesignal

groundliftswitchinstructionsformoredetail.

18.

Power

Connection

Thepoweramplifiermustbeconnectedonlywiththeattachedthree‐wiresafetypowercord

withprotectiveconductor(non‐fusedearthedconductor).Thisamplifierismadeforusewiththe

mainsvoltagelabelledonthebackoftheamplifieronly.Checkthelabelonthebackpanelofthe

amplifierfortheappropriatevoltage.Makesurethevoltageofyourmainsoutletiscorrect.The

powervoltageisfactorysetaslabelledonthebackpanelandcannotbechangeafterwards.

DamagecausedbyconnectingtheamplifiertoImproperACvoltagevoidsthewarranty.

19.

SENSITIVITY

SelectorSwitch

(*Model:PEXA8000)

Allowsselectionof0.775V,1.0Vor1.40Vsensitivity.

20.

CoolingFan

ThesefanssecuresenoughcoolingforyourPEXA8000amplifier.Theairflowisfront‐to‐rear.The

fanspeediselectronicallyregulateddependingonthetemperatureofthepowerdevices.



RearPanels

Pyle 'PEXA' Series Amplifiers www.PyleAudio.com



Openingscreenonpowerup.

LCDDigitalDisplay

DigitalDisplay,inorderastheyappear:



LeftandRightchanneloutputPOWR(0W),

LeftandRightchannelCLIP(ON/OFF),

LeftandRightchannelProtectionIndication(ON/OFF

LeftandRightchannelheatsinktemperatures(TEMP)



Thevertical bars in the center, displayLeft and Right

channeloutputlevelmeters,youcanviewthevalues

of the output

 signal and view power output as is

receivedbytheamplifiersystem.



If the stereo/bridge or limiter switches are

activated then you can view this screen. View

stereo/bridge working mode and limiter switch

set position, and displays the left and right

channel output attenuation histogram, and

provides an output display read value of the

output attenuation. Output attenuation range

from‐30dBto 0dB.

Afterafew secondsofbeing

displayed, the screen will then return to the

secondscreen.

By pressing the front‐located 4Ohm / 8Ohm

button, the amplifier system will display the

selectedOhmvalue.Afterafewseconds,the

screen will revert to the second display

screenlistedabove.

Pyle 'PEXA' Series Amplifiers www.PyleAudio.com



Fault Problem Solution

Nosound

(power

LEDoff)

ACsupplynotconnectedor

switchedoff

CheckACconnectionsandswitches 

Blownfuse

CheckandreplacefusesatplugandIEC 

socket.USEONLYSAMETYPEAND

RATING!

NOsound

(Power

LEDon)



Noinput,orinputtoolow Checkinputisconnected,andLED

Levelcontrolssettoolow Increaselevelcontrols

Speakersfaultyornotconnected Checkspeakersandspeakerconnections

Humor

buzzis

audible

NoisefromACsupplyisbeing

pickedupinthesignalpath

Usegoodquality,shieldedsignalcables

andensuretheyarekeptawayfromAC

powercablesandotherACpowered

equipment

Thereisanearthproblem

UseamainstestertoensuretheAC

outlethasagoodearth.Power

connectedequipment(e.gmixerand

amp)fromthesameACoutletwhere

possible.

Distortion

isaudible

Excessivesignallevelsomewhere

insignalchain.

UsetheLEDtoensuretheACoutlethasa

goodearth.Powerconnectedequipment

fromthesameACoutletwherepossible

Damagedorpoorquality

cables

Useonlyhighqualitycablesofthe

appropriatetype,protectthemfrom

damage

andregularlycheck

connections.

Soundcuts

outoris

Intermittent

Damagedorpoorqualitycables

orconnectors,connectorsnot

properlyinserted,amp

overheating

Checkallcablesandconnections,referto

abovesectionsregardingdistortionand

tempwarninglight



Troubleshooting

Pyle 'PEXA' Series Amplifiers www.PyleAudio.com

Service



Pyle'PEXA'Models:



ServicemaybeobtainedfromanauthorizedPyleAudioservice center.ContactPyleAudioandmakesure

youhaveareceiptasproofofpurchasealongwiththedefectiveunit.Youwillbetheninstructedtosend

ordeliverthemalfunctioningunittoanauthorizedcenter.Theywillhandlethenecessary

paperworkand

repair.Remembertotransportyourunitintheoriginalfactorypackaging.www.PyleAudio.com



PEXA3000

19''RackMountPowerAmplifier,3000Watt



DualChannel(A/B)PowerAmplifier

3000WattMaximumPowerOutput

IntegratedDigitalSMTTechnology

Stereo&BridgeModeConfigurable

Built‐inVariableSpeedCoolingFan

DualBalancedXLRInputConnectorJacks

Dual1/4''InputConnectorJacks

AmpLimiter&Ground/LiftSwitches

DualChannel(A/B)SpeakONC onnectorJacks

Single(Mono‐Bridge)SpeakON

ConnectorJack

SpeakerTerminalBindingPost/BananaPlug (A/B)

ConnectorOutputJacks

FrontFacingControlCenter&DigitalLCDDisplay

LEDIndicatorLights‐Protect,Clip,SignalLevel

IndependentChannelRotaryKnobVolumeControls

LoadedSelectButtonSwitch:4Ohm/8Ohm

Built‐inOver‐Current,Overheat&Cut‐Wave

Protection

SoftStartLimiter&DCProtect

HighPerformanceRingTransformer

HeavyDutyAluminumHeatsink

IncludesACPowerCable



TechnicalSpecs:

MaximumPowerOutput:3000Watt

1500Wattx2@2 Ohm

750Wattx2@4Ohm

375Wattx2@8Ohm

S/NRatio:>90dB(FullPower

@4Ω)

Crosstalk:>80dB(FullPower@4Ω)

DampingFactor:>350(1kHz@4Ω)

T.H.D.+N:<0.01%(RatedPower,4Ω/1kHz)

FrequencyResponse:10Hz‐50KHz,‐1.5dB

InputImpedance:10kΩUnbalanced,20kΩBalanced

SlewRate:>65V/us

IdleCurrentDraw:0.5A,120V

LEDIndicatorLevelRange:‐30dB,‐20dB,to‐

10dB

PowerSupply:110‐220V,50/60Hz

Dimensions(LxWxH):18.9''x13.7''x3.5''



PEXA5000

19''RackMountPowerAmplifier,5000Watt



DualChannel(A/B)PowerAmplifier

5000WattMaximumPowerOutput

IntegratedDigitalSMTTechnology

Stereo&BridgeModeConfigurable

Built‐inVariableSpeedCoolingFan

DualBalancedXLRInputConnectorJacks

Dual1/4''InputConnectorJacks

AmpLimiter&Ground/LiftSwitches

DualChannel(A/B)SpeakONC onnectorJacks

Single(Mono‐Bridge)

SpeakONConnectorJack

SpeakerTerminalBindingPost/BananaPlug (A/B)

ConnectorOutputJacks

FrontFacingControlCenter&DigitalLCDDisplay

LEDIndicatorLights‐Protect,Clip,SignalLevel

IndependentChannelRotaryKnobVolumeControls

LoadedSelectButtonSwitch:4Ohm/8Ohm

Built‐inOver‐Current,Overheat&Cut‐Wave

Protection



SoftStartLimiter&DCProtect

HighPerformanceRingTransformer

HeavyDutyAluminumHeatsink

IncludesACPowerCable



TechnicalSpecs:

MaximumPowerOutput:5000Watt

2500Wattx2@2 Ohm

1250Wattx2@4 Ohm

625Wattx2@8Ohm

S/NRatio:>100dB(Full

Power@4Ω)

Crosstalk:>80dB(FullPower@4Ω)

DampingFactor:>350(1kHz@4Ω)

T.H.D.+N:<0.01%(RatedPower,4Ω/1kHz)

FrequencyResponse:10Hz‐50KHz,‐1.5dB

InputImpedance:10kΩUnbalanced,20kΩBalanced

SlewRate:>65V/us

IdleCurrentDraw:0.5A,120V

LEDIndicatorLevelRange:‐30dB,‐20dB,to

‐10dB

PowerSupply:110‐220V,50/60Hz

Dimensions(LxWxH):18.9''x13.7''x3.5''



PEXA8000

19''RackMountPowerAmplifier,8000Watt



DualChannel(A/B)PowerAmplifier

8000WattMaximumPowerOutput

IntegratedDigitalSMTTechnology

Stereo,Bridge&ParallelModeConfigurable

Built‐inVariableSpeedCoolingFan

DualBalancedXLRInputConnectorJacks

Dual1/4''InputConnectorJacks

AmpLimiter&Ground/LiftSwitches

Dual

Channel(A/B)SpeakONConnectorJacks

Single(Mono‐Bridge)SpeakONConnectorJack

SpeakerTerminalBindingPost/BananaPlug (A/B)

ConnectorOutputJacks

FrontFacingControlCenter&DigitalLCDDisplay

LEDIndicatorLights‐Protect,Clip,SignalLevel

IndependentChannelRotaryKnobVolumeControls

LoadedSelectButtonSwitch:4Ohm/8Ohm

Built‐inOver‐Current,Overheat&Cut‐Wave

Protection

SoftStartLimiter&DCProtect

SensitivitySelectorSwitch

HighPerformanceRingTransformer

HeavyDutyAluminumHeatsink

IncludesACPowerCable



TechnicalSpecs:

MaximumPowerOutput:8000Watt

4000Wattx2@2 Ohm

2000Wattx2@4 Ohm



1000Wattx2@8 Ohm

S/NRatio:>110dB(FullPower@4Ω)

Crosstalk:>80dB(FullPower@4Ω)

DampingFactor:>600(1kHz@4Ω)

T.H.D.+N:<0.01%(RatedPower,4Ω/1kHz)

FrequencyResponse:10Hz‐50KHz,‐1.5dB

InputImpedance:10kΩUnbalanced,20kΩBalanced

SensitivitySwitchAdjustable:

0.775V,1.0V,1.40V

SlewRate:>65V/us

IdleCurrentDraw:1.4A,120V

LEDIndicatorLevelRange:‐30dB,‐20dB,to‐10dB

PowerSupply:110‐220V,50/60Hz

Dimensions(LxWxH):18.9''x16.1''x3.5''



Pyle PEXA8500 User manual

Brand: Pyle

Model: PEXA8500

Category: Audio amplifiers

Type: User manual

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Pyle PEXA8500 User manual

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