Klark Teknik DN540 specifications Important Safety Instructions

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IMPORTANT SAFETY INSTRUCTIONS

The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product's enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons.

The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the product.

1Read these instructions.

2Keep these instructions.

3Heed all warnings.

4Follow all instructions.

5Do not use this apparatus near water.

6Clean only with a dry cloth.

7Do not block any of the ventilation openings. Install in accordance with the manufacturer’s instructions.

8Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.

9Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has two blades with one wider than the other. A grounding type plug has two blades and a third grounding prong. The wide blade or the third prong are provided for your safety. If the provided plug does not fit into your outlet, consult an electrician for replacement of the obsolete outlet.

10Protect the power cord from being walked on or pinched particularly at plugs, convenience receptacles and the point where they exit from the apparatus.

11Only use attachments/accessories specified by the manufacturer.

12Unplug this apparatus during lightning storms or when unused for long periods of time.

13Refer all servicing to qualified personnel. Servicing is required when the apparatus has been damaged in any way, such as power-supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped.

14Use the mains plug to disconnect the apparatus from the mains.

15Warning: To reduce the risk of fire or electric shock, do not expose this apparatus to rain or moisture.

16Warning: Do not expose this equipment to dripping or splashing and ensure that no objects filled with liquids, such as vases, are placed on the equipment.

17Warning: The mains plug of the power supply cord shall remain readily operable.

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Contents DN540 Page Important Safety Instructions Instructions DE Sécurité Importantes Klark Teknik Page Power PrecautionsSafety warnings General precautionsRadio frequency interference Class B device InstallationLocation Audio connectionsSafety equipment Special accessoriesOptional equipment Precautions Contents Contents Overview IntroductionIntroduction ApplicationsFeatures FeaturesAbout this manual Introduction Principles of compression What Is a Compressor?What Is a Compressor? Uses of compressionUnwanted side effects Unwanted side effects What Is a Compressor? Getting Started UnpackingChecking the mains fuse Connecting the power cable Connecting the audio cablesGetting Started Sidechain inputs Connecting the audio cablesConnecting to unbalanced equipment Powering the unitDescription Front PanelFront Panel Compressor sectionSwitch section Switch sectionFront Panel Channel connector section Rear PanelMains input Rear Panel Release Compressor Control FunctionsAttack Make up gainCompressor Control Functions RatioThreshold PresenceThreshold Soft knee and hard knee graphs Soft knee and hard kneeModes of operation Using The CompressorManual mode with hard knee linear peak Using The CompressorModes of operation Compression limiting signal level graphsAdvanced compression manual mode Simple compression auto modeStereo and multiple channel operation linking Stereo and multiple channel operation linkingSidechain Appendix a Application Notes Application Notes Appendix B Functional Block Diagram COMPRESSOR-CHANNEL2 Functional Block DiagramAppendix C Balanced/Unbalanced Audio Balanced/Unbalanced Audio Inputs Four Appendix D Technical SpecificationStorage Technical SpecificationAppendix E Crib Sheet Crib Sheet Replacing the mains fuse Appendix F Service InformationRoutine maintenance CleaningEquipment disposal Service Information