Meridian America Meridian 518 Setting the Blank display option for, Setting the Volume mode for

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Customising 518 using Config	26

Setting the Blank display option for 518

In Config mode:

1. Press Display until you see a display like:

Blank Y

This means that a blank display is one of the options offered by the Display key. To remove this option chose N.

2. Use the and , Volume keys to choose between Yes or No.

Setting the Emphasis option for 518

In Config mode:

1. Press Display until you see a display like:

*Emph N

*Emph Y means that pre-emphasis will be 'forced' on the output signal irrespective of the incoming channel status (displayed with the Emph light). Normally Emphasis is an adaptive setting that guarantees pre- emphasis on the output. There may be requirements in mastering where pre-emphasis needs to be applied even though incoming emphasis is indicated.

'*Emph N' means use the adaptive method.

2. Use the and , Volume keys to choose between Yes or No.

1

Chose 'Y' to over-ride the incoming emphasis flag.

If in doubt chose 'N'. '*Emph Y’ is not needed in normal use.

Setting the Volume mode for 518

In Config mode:

1. Press Display until you see a display like:

Vol. N

In the 500 Comms system there is provision for two volume controls, main and secondary.

2.Use the and , Volume keys to choose between:

∙N. No means that the gain control in 518 is independent of any other Meridian components in the system and is stored by Source.

∙M. Volume Main means that the volume control in 518 will follow the main Meridian system and respond to the red keys on the remote.

∙S. Volume secondary means that the volume control in 518 will follow the second volume control in the system and respond to the shifted volume command on the remote. (Fn + Volume)

For further details on shifted commands see the manual supplied with the remote control.

If in doubt choose VolM for a preamp and N for Resolution Enhancement.

Setting the Volume display

In Config mode:

1. Press Display until you see a display like:

1Note. *Emph also allows De-emphasis of a signal not shown to be emphasised.

518 User Guide

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Contents 1992, 1993 Contents Appendix 2 Hints on Mastering Simple rules for usingAppendix 4 -Resolution Enhancement Designed & manufactured in the UK by Sales and service in the UKSales and service in the USA AcknowledgementsAbout the 500 Series IntroductionAbout this manual Conventions used in this manualUnpacking Installing yourGeneral precautions ConnectionsPlanning setup Whats inside a 518?Overview as Preamp Type What about analogue sources? What else do I need to know?Meridian DSP speaker improvement Overview as Resolution Enhancement Processor TypeCD or LaserDisc playback improvement Meridian Surround improvement Overview as Mastering Processor Type Overview as Multimedia Processor TypeCustomising features ∙ Normal ∙ Standby ∙ Type ∙ ConfigBasic operation Switching onStarting off with StandbySelecting a source Adjusting the volumeOperating 518 as a Control Unit Type OutShape a DitherFlat Shape BDisplay Advanced operation using the Remote Control Muting the sound Operating 518 as Resolution Enhancer TypeVolume control Menu KeysMemory With the Remote ControlOperation summary Config control settings Restoring default settingsConfig an overview Customising 518, an overviewConfig sources and inputs How to customiseCustomising, general procedure How to change to Type or ConfigMaking changes to an existing setup Customising using TypeHow to change back to Normal Setting Type ControllerConfig Customising using ConfigHow to use Config Selecting TypesSetting the product address for Selecting the controller modeSetting the system address for Setting the Standby mode forSetting the Volume mode for Setting the Blank display option forSetting the Emphasis option for Setting the Volume displayVol. dB Setting up sourcesChoosing source logos Choosing the address of a source product Changing the input for a sourceChoosing the Comms type for a source product Digital input connections ConnectionsDigital audio connections Digital output connectionTo connect to other Meridian 500 Series equipment Connecting to Meridian Digital speakersCommunications connections ConPart Mastering ProcessorMeridian 500 Comms warning DescriptionAs a Mastering or Multimedia Processor Type D1 +2Emph +2 ShpB +2Making Recordings Transfer to editor Transfer to the final carrierNoise shaper characteristics Shaper Advantage 44.1kHz 48kHz Normal Pre-emphasisDigital Audio and Quantisation Operating BackgroundTransparency in digital systems DitherPre and De-emphasis Noise Shaping with ditherDynamic Range No change in sample size Simple rules for usingStep-down in sample word size Step up in dynamic rangeSpecification Additional technical informationHelp Cleaning Maintenance & ServicePart Appendix 1 Noise Shapes NoiseAbove noise spectrum for Shape B at 44.1kHz 0Hz 5kHz 10kHz 15kHz 20kHz Appendix 2 Hints on Mastering with noise-shaping Vulnerability of the signalAudible results of digital errors and editing Requirements for D/A conversionAppendix 2 Hints on Mastering GoTo Functions Appendix 3 RS232Handset Functions Appendix 4 -Resolution Enhancement Jitter and de-jitteringDynamic-range FrequencyDynamic-range optimisation with Gain Dynamic-range optimisation with Pre-emphasisShowing CD pre- and de-emphasis curves Dynamic-range optimisation with Noise-shaped Dither DAC enhancement by using high-frequency dither DAC or channel enhancement by word-length matchingContents IndexIndex User Guide User Guide