Operation Manual

HDMI Output: Video–ThisoutputsthevideoinformationpresentontheselectedHDMIinput.
Bydefault,itdoesnotcarrytheaudioinformation,butcanbeconguredtodoso.
MMHR Output–ThisRJ45connectorcarriesuptoeightchannelsofbalanceddigitalaudio
dataatupto96kHzsamplerateconformingtotheMeridianMultichannelHighResolution
(MMHR)specication,withencryptionwhererequiredtocarryhigh-resolutionaudiodata.
SmartLink Output–Thesefourphonosocketseachcarryapairofdigitalaudiochannel
signalsatupto96kHzsamplerate:1/2,3/4,5/6and7/8.TheseareencryptedtoMeridian
HighResolution(MHR)specicationswhencarryinghighresolutiondata.
Detail of SmartLink output section.
Power inputsocket,powerswitchandfuseholder–thepowersupplyacceptsastandardIEC
powerconnectorandisauniversalvoltagetypeacceptingvoltagesbetween100and250VAC
at50/60Hz.
Up/downsampling of digital audio
TheMMHRandSmartLinkoutputscanbesettodelivereitherstandard(44.1/48kHz)orhigh
resolution(88.2/96kHz)sampleratedigitalaudio,withresolutionenhancementofupto24-bit.
Whensettostandardrates,theoutputiseither44.1or48kHzirrespectiveoftheinputrate,
highsampleratesbeingdownsampledbyafactoroftwoorfourasappropriate.44.1and48kHz
ratesareunchanged.
Whensettohighrates,theoutputisalwayseither88.2or96kHz,irrespectiveoftheinput
rate.StandardsampleratesareupsampledbyafactoroftwousingMeridian’spowerfulDSP
technology,sothatinputsignalsof44.1and48kHzareoutputat88.2and96kHzrespectively.
FIFO Buffering
Inadditiontothefeaturesnotedabove,theHDMIaudioprocessorde-jittersdigitalaudio
receivedviaHDMIusingtwoFIFO(FirstIn,FirstOut)buffersystems.Thisensuresthattheaudio
extractedfromtheHDMIstreamisofthehighestquality.
Lip-sync Delay
Theprocessoralsoincludesacongurableaudiodelayofupto85mstoallowlip-syncinginthe
eventthatthedisplayintroducesanappreciabledelayinthevideopresentation.