NJS NJS400 Quick Start Manual Download Page 6

 Page 6 

 
 

Maintenance 

Before cleaning, turn the amplifier off, and disconnect from the mains supply. The 
product may then be cleaned using a damp cloth with a drop of washing-up liquid 
to  remove  any  dust  or  dirt  from  the  case.  Do  no  use  stronger  detergents  or 
solvents as these may damage the surface finish.  
Using a dry 1" (25mm) paint-brush, remove any dust from the grilles. 
If  the  mains  lead  is  damaged,  it  must  be  replaced  by  the  manufacturer  or  an 
authorised service centre.  
If the mains plug needs to be replaced, proceed as follows: 

 

Connect  the  brown  wire  to  the 
terminal labelled "L". 

 

Connect  the  blue  wire  to  the 
terminal labelled "N". 

 

Connect  the  green/yellow  wire 
to  the  terminal  labelled  with  the 
earth symbol or "E".  

 

Make  sure  that  the  cord-grip  is 
positioned  correctly  (over  the 
outer sheath of the cable) and is 
fully tightened. 

 

Summary of Contents for NJS400

Page 1: ...Page 1 NJS400 60 Watt 100 Volt line Mixer Amplifier...

Page 2: ...y Make sure that air intakes and exhausts are not obstructed Do not use this product in the immediate surroundings of a bath shower or swimming pool Do not place the mains lead beneath a carpet or rug...

Page 3: ...as mains cabled 100 Volt line loudspeakers The 100V line system was developed to allow a long distance between loudspeakers and the amplifier and to allow a large number of speakers to be connected t...

Page 4: ...O NOT connect a combined impedance lower than 4 Make no connections to the 70V or 100V terminals The following combinations MAY be connected Speakers Combined impedance 1 16 16 2 16 8 3 16 5 3 4 16 4...

Page 5: ...nd LINE 3 for a comfortable background music level Adjust the MASTER treble and bass controls for the greatest clarity when using the microphone The MUTE control allows the level of background music t...

Page 6: ...dry 1 25mm paint brush remove any dust from the grilles If the mains lead is damaged it must be replaced by the manufacturer or an authorised service centre If the mains plug needs to be replaced pro...

Page 7: ...B Hum and noise 85 dB Harmonic Distortion 0 5 at full power output Power requirement 230V 50Hz 90VA Fuse T1A 5 20mm 1 Amp ANTI SURGE 5 20mm Connections Mains built in cable Input microphone jacks Inpu...

Page 8: ...s and workmanship for a period of twelve months Should this product be operated under conditions other than those recommended at voltages other than the voltage indicated on the product or any attempt...

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