LANSCHE AUDIO 5.1 Operating Instructions Manual Download Page 11

LANSCHE AUDIO 

 

OPERATING INSTRUCTIONS No.5.1 

 
 

 

Page 10 / 18 

reverberation, which make the music sound bright and diffuse. In contrast, a heavily damped room 
with a lot of furniture and many soft surfaces produces more of a dark, lifeless sound impression.  
Depending on the design of the room and the positioning of the speakers, the influences of furniture, 
curtains, and other objects can very negatively affect the quality of your listening experience. 
Model  No.5.1  can  be  adjusted  to  the  acoustic  properties  of  the  room  where  it  is  employed  or  to  
particular  positioning  restrictions.  For  this  purpose  there  are  two  jumpers  on  the  rear  panel  of  the 
speakers for adjusting the bass and treble response. 

 

 

 

 

2.5.1.  Adjusting the bass response (13)  

 
 

The bass response is selectable via a jumper to be either 0dB @ 32Hz or -3dB @ 100 Hz 
To select a different bass response pull  out the jumper located on the rear panel 

(6)

. and 

reinsert it in to the desired position,  as shown below. 

 

 

 

 
 
 
 
 
 
 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 
 
 
 
 
 
 

 

 

 

 

 

 

2.5.2.  Adjusting the treble response (14) 

 
 

The level of the Corona plasma tweeter can be adjusted in 1dB steps via a jumper. In the 0dB 
position, the tweeter produces a flat frequency response in an ideal room.  
You should listen to your speakers in this default setting for a few hours in order to become 
accustomed to the sound.  
To select an alternate tweeter level pull out the jumper and reinsert it in to the desired 
position, as shown below on the rear panel 

(6)

.  

  
 
 

Summary of Contents for 5.1

Page 1: ...LAN SCHE A UD IO W al lh au serstr 12 78465 Ko ns tanz Germ any www l ans c he au di o c om LANSCHE AUDIO OPERATING INSTRUCTION LOUDSPEAKER No 5 1...

Page 2: ...e 7 8 2 3 2 Connecting the amplifier bi amping bi wiring 8 9 2 4 Operating the Speakers 9 2 5 Speaker Fine Tuning 9 10 2 5 1 Adjusting the bass response 10 2 5 2 Adjusting the treble response 10 11 3...

Page 3: ...for craftsmanship and sound reproduction This speaker system unites sound fidelity uncompromising quality and technical innovation with an extraordinary degree of flexibility In order to achieve the...

Page 4: ...weight and size we strongly recommend using the assistance of another person This will help to avoid damage to the devices or to people when unpacking and setting up your speakers The following parts...

Page 5: ...NSTRUCTIONS No 5 1 Page 4 18 2 Operating and Connecting Components 2 1 Overview 1 Plexiglas cover 2 Main power on off switch 4 Bass reflex port 5 Logo Front 3 Cooling CORONA 2x 7 Serial number Technic...

Page 6: ...se to the wall will adversely affect the sound quality The walls reflect the sound which is perceived by the listener slightly later than the direct sound emission thus distorting the main sound signa...

Page 7: ...too close the stereo effect is hampered if they are too far apart sound is mainly perceived as coming from either right or left with an acoustic gap in the center It can be helpful to playback a recor...

Page 8: ...sening the terminal wing nuts and then tightening the spade firmly onto the gold plated contact surface 2 3 1 Connecting the amplifier single For every connection make sure to maximize the contact are...

Page 9: ...s the wires on most speaker cables are also differentiated by colour form or marking Reversing the polarity of the right and left channels results in sound distortions In order to avoid short circuiti...

Page 10: ...speaker will illuminate light blue and indicate that the control electronics are ready for operation The CORONA plasma tweeter starts up automatically after about 45 seconds with a visible plasma bal...

Page 11: ...jumpers on the rear panel of the speakers for adjusting the bass and treble response 2 5 1 Adjusting the bass response 13 The bass response is selectable via a jumper to be either 0dB 32Hz or 3dB 100...

Page 12: ...the quality of reproduction in a complete chain of devices is the quality of the components connected upstream of the speakers As concerns the source and amplification devices the different manufactu...

Page 13: ...usly in to the CORONA s plasma ball chamber This will produce audible noise and possibly ozone h Due to the nature of the vacuum tube in the CORONA it is possible it fails to self start after being po...

Page 14: ...down the surrounding air molecules with high temperature and then modulating the air molecules with a high frequency carrier wave An electrode with a pointed tip is used to make contact with the air a...

Page 15: ...he black minus speaker cable Pull out the red plus speaker cable h When installing precede in reverse order ignoring step c CAUTION Let the CORONA cool down for 15 minutes before removing NOTE CORONA...

Page 16: ...s formed on the electrode you may have to repeat the procedure again h When starting the CORONA after the cleaning procedure there will be some small noises for a while This is normal and it is the re...

Page 17: ...signals in the higher frequencies at very high volumes This clipping effect can even permanently damage the best speaker technology Damage caused in this way is not covered by the warranty 4 3 Caring...

Page 18: ...s 3 These are cooling vents for the Corona 7 Sources of heat Never place the devices near sources of heat radiators heat accumulators stoves or other heat generating devices 8 Water and humidity To pr...

Page 19: ...equired make sure that service technicians use parts recommended by the manufacturer or parts that possess the same technical characteristics as the originals Unauthorized replacement parts can lead t...

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