Klark Teknik DN540 specifications Switch section

Page 27

 

 

 

 

 

 

 

Switch section

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Item

Type

Label

Function

 

 

 

 

 

 

 

11

 

LED (red)

Not applicable

On/off status indicator for the BYPASS pushbutton.

 

12

 

LED meter

LEVEL

Signal level meter. The meter has +18dB, +12dB,

 

 

 

 

 

 

 

+6dB, 0dB, -6dB and -12dB LEDs for displaying the

 

 

 

 

 

 

 

output signal level (default). When the MTR I/P

 

 

 

 

 

 

 

pushbutton is on, the meter displays the input signal

 

 

 

 

 

 

 

level.

 

 

 

 

 

 

 

 

Switch section

The switch section has four switches for: changing the compressor mode; switching the signal level meter from output signal to input signal; external sidechain; and channel linking.

8

1

 

7

2

6

3

 

5

4

 

Item

Type

Label

Function

 

 

 

 

1

LED (green)

Not applicable

On/off status indicator for the MTR I/P pushbutton.

2

Pushbutton

MTR I/P

Switches the LEVEL meter to monitor the output

 

 

 

signal (off) or the input signal (on).

3

LED (yellow)

Not applicable

On/off status indicator for the LINK pushbutton.

4

Pushbutton

LINK

Links the channel to the adjacent channel on the

 

 

 

right. (There is no LINK button on channel 4.)

5

Pushbutton

EXT

When this button is off, the sidechain signals are

 

 

 

sourced from the incoming compressor signal, as

 

 

 

normal. When this button is on, these signals are

 

 

 

sourced from elsewhere via the external sidechain

 

 

 

input connector (rear panel).

6

LED (yellow)

Not applicable

On/off status indicator for the EXT pushbutton.

7

Pushbutton

AUTO

Selects the compressor mode, where manual

 

 

 

mode = off (default) and auto mode = on. For more

 

 

 

information, see “Modes of operation” on page 23.

8

LED (green)

Not applicable

On/off status indicator for the AUTO pushbutton.

 

 

 

 

DN540

 

Operator Manual

15

Image 27
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