W Audio AMP50 - XTR 1000 User Manual - Operating Instructions
www.prolight.co.uk
XTR Series Power Amplifiers User Manual
6
Operating instructions
Rack installation
TheEPSeriesisbuiltfor19”racks.Therackyouuseshouldbea‘doubledoorrack’whereyoucanopen
thefrontandrearpanel.Whenmountingtheamplifierintotherack,pleasemakesurethatthereis
enoughspacearoundtheamplifier.
Becarefulwhenmountingtheamplifierintotherack.Puttheheaviestproductsintothelowerpart
oftherack.Beawarethatfasteningtheamplifierwithfourscrewsonthefrontpanelisnotenough.
Iftheracksarebeingtransportedorusedformobileuse,additionallyfastentheproductsby
connectingtherearbracketswiththesideorgroundbarsoftherack.Inthisway,theamplifier
cannotbepushedbackwards.Thefrontpanelisnotdesignedtoabsorbaccelerationforces
occuringduringtransportation.
Inputs
Shortcablesrunsimprovethesoundqualityremarkably.Inputcablesshouldbeshortanddirect,
sincehighfrequencieswillmostlybeabsorbedifthecablesareunnecessarilylong.Besidesthata
longercablemayleadtohummingandnoiseproblems.Ifthecablerunsareunavoidable,youshould
usebalancedcables.
Outputs
Thehighdampingfactorofyouramplifiersuppliesaclearsoundreproduction.
Unnecessarilylongandthincableswillinfluencethedampingfactorandthusthelowfrequencies
inanegativeway.Inordertosafeguardgoodsoundquality,thedampingfactorshouldliearound50.
Thelongeracablehastobethethickeritshouldbe.
ConnectyourspeakersystemsviathelockingspeakerconnectorsortheBannana/Screwcombination
(red+,black-)
Connection to the mains
Connecttheamplifieronlyafterhavingmadesurethatthecorrectvoltage(240V)issuppliedandthat
thegroundcableisearthed.ThisproductfallsunderClass1.Donotdetachthegroundcable.