LANSCHE AUDIO No.7 Operating Instructions Manual Download Page 2

LANSCHE AUDIO 

 

OPERATING INSTRUCTIONS No.7 

 
 

 

Page 1 / 18 

 
OPERATING INSTRUCTIONS No.7 

 
 
 
 

1.   Unpacking the Speakers

 

3

 

2.   Operating and Connecting Components

 

 

 

4

 

 

2.1. 

Overview

 

 

 

4

 

2.2. 

Positioning the Speakers

 

 

 

5

 

 

2.2.1 

Acoustic alignment of the speakers

 

 

 

5

 

 

 

2.2.2.  Distance between the speakers

 

 

 

6

 

 

 

2.2.3.  Spikes/cones

 

 

 

6

 

2.3.  

Connecting the Speakers

 

 

 

7

 

 

2.3.1 

Connecting the amplifier (single)

 

7

 

 

2.3.2.  Connecting the amplifier (bi-amping / bi-wiring)

 

8

 

2.4. 

Operating the Speakers

 

 

 

9

 

2.5. 

Speaker Fine-Tuning

 

9

 

 

 

2.5.1.  Adjusting the bass response

 

 

 

10 

 

2.5.2.  Adjusting the treble response

  

10

 

3.  CORONA Plasma Tweeters

 

 

 

12

 

 

3.1. 

Information about CORONA Plasma Tweeters

     

 

 

12

 

 

3.2. 

Self-starting

  

 

 

13

 

 

3.3. 

Maintenance

 

 

 

13

 

 

3.4. 

Removing and Installing a CORONA Plasma Tweeter

 

 

 

14

 

3.5. 

Cleaning procedure

 

 

 

14

 

4.  Miscellaneous Instructions 

 

 

16

 

 

4.1 

Warm-Up Phase

 

 

 

16

 

 

4.2. 

Load Rating

 

 

 

16

 

 

4.3. 

Caring for Your Speakers

 

 

 

16

 

5.  Technical Specifications 

 

 

16

 

6.  General Notes on Safety 

 

 

17 

Summary of Contents for No.7

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 7...

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

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 b...

Page 4: ...r 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 part...

Page 5: ...NG INSTRUCTIONS No 7 Page 4 18 2 Operating and Connecting Components 2 1 Overview 2 Main power on off switch 3 Bass reflex port x2 5 Logo Front 1 Cooling CORONA 6 Serial number Technical sign Bottom 4...

Page 6: ...close 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 s...

Page 7: ...oo 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 record...

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

Page 9: ...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 circuiting the...

Page 10: ...kers Switch on the speaker system No 7 by activating the power switch 2 located near the top at the rear of the speaker cabinet The indicator light on the power switch 2 and the logo 5 at the front of...

Page 11: ...e 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 object...

Page 12: ...such as carpets or furniture speakers tend to produce an exaggerated treble response A room furnished with many sound absorbing elements will make the treble response seem much duller b Electronics A...

Page 13: ...sly 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 pow...

Page 14: ...own 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 an...

Page 15: ...e 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 p...

Page 16: ...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 res...

Page 17: ...gnals 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 fo...

Page 18: ...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 prevent the danger of e...

Page 19: ...quired 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 to...

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