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Lab.gruppen LAB 1600, Руководство пользователя, Страница: 1 / 13

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USER MANUAL HEADLINES 
 

 
 
 
 
 
 
 
Unpacking 2

 

 
Warnings 2

 

 
User responsibility  2

 

1. 

Speaker damage

 

2. 

Speaker output hazard.

 

3. 

Radio interference

. 

 

Introduction  

3 

1. Front 

panel 

2. Rear 

panel 

 

Installation  

4 

1. Mounting 
2. Cooling 
3. Operating 

voltage 

4. Grounding 
5. Power 

consumption 

6. Input 

connections 

7. Connecting 

speakers 

8.  Impedance matching (MLS-switch) 
 

Operation modes 

7 

1. Stereo 
2. Tandem 

mono 

3. Bridged 

mono 

4. Stereo 

reverse 

 
Operation  

8 

1. Operation 

precautions 

2.  Powering up -Soft start 
3. Input 

attenuators 

4. Gain 

switch 

5. Indicators 
 

Protections  

9 

1. 

Clip-limiter

 

2. Thermal 

protection 

3. VHF 

protection 

4.  Short circuit protection 
5.  AC mains voltage protection 
6. D.C. 

protection 

 
 
 

 
 
 
 

 

LAB 1600 

USER  MANUAL 

 
 
 
Design 

features 

  10 

• 

Cooling 

• 

Light weight 

• 

Regulated power supply 

• 

Safety approvals 

• 

EMC approvals

 

 
Specifications 

   11 

• 

EMC-declaration

 

 
Appendix A 

               12 

• 

Mains voltage selection

 

 
Maintenance 

                12 

 
Troubleshooting 

                12

 

 
Warranty and disclaimers   

13 

• 

General 

• 

International

 

 

Technical assistance and services  13 

• 

International 

• 

Factory services

 

 

 

1

Содержание LAB 1600

Страница 1: ...reverse Operation 8 1 Operation precautions 2 Powering up Soft start 3 Input attenuators 4 Gain switch 5 Indicators Protections 9 1 Clip limiter 2 Thermal protection 3 VHF protection 4 Short circuit p...

Страница 2: ...th loudspeakers and humans alike Many loudspeakers can be easily damaged or destroyed by overpowering especially with the high power available from a bridged amplifier Always check the speakers contin...

Страница 3: ...C The indicator first comes on as a warning to either turn down the input level or check the cooling arrangements after which point the amplifier will mute the input signal When the cooling fans have...

Страница 4: ...between the fans and heat sink and this only works in one direction of the air flow see Design features on page 8 Should a heat sink get too hot its sensing circuit will mute the hot channel If the p...

Страница 5: ...standard IEC 65 and used by a majority of safety agencies The normal operating power is measured using pink noise with an average output power equal to 1 8 of full power The one eighth of the total p...

Страница 6: ...se balanced inputs whenever possible Figure 8 Balanced line with unbalanced equipment 7 Connecting speakers Speaker connections are made via the two Neutrik NL4FC Speakon connectors 1 They are the onl...

Страница 7: ...ms per channel 2 Tandem mono For tandem dual channel single input operation depress the Link switch Both channels can now be driven by a signal at either input connector The output connection is the s...

Страница 8: ...ier it takes a couple of seconds to check its circuits this is known as the soft start or slow start sequence the fans then blow at high speed before going onto idle and the two bottom green LED s com...

Страница 9: ...rotect by muting the input signal After 15 20 seconds the amplifier will cool down the Intercooler and the cycle will begin again Thermal protection starts when the Intercooler reaches a temperature a...

Страница 10: ...cs as a conventional supply We have avoided the pitfalls of push pull converters by eliminating the need for limiting on the secondary side of the switch transformer This is achieved by using sense wi...

Страница 11: ...h the cables to the unit Electromagnetic fields up to 3 V m radiated on the unit and the cables in the frequency range of 27 500 MHz We have extended the tests in two cases and chosen a standard used...

Страница 12: ...ide of the amplifier These conditions usually occur after prolonged use in environments using cracked oil smoke machines If you are using your amplifier for heavy duty use i e concert touring or indus...

Страница 13: ...3 LAB GRUPPEN shall not be responsible for any incidental or consequential damages with respect to the products warranted LAB GRUPPEN reserve the right to make changes or improvements in design or ma...

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