Installation manual

Page 16
3.2 Description
1. The power-in socket allows the user to switch on the
NES-5 by using the bhi power supply (optional extra) or
a suitable 12 –24V dc power source (min 500mA), with
a suitable 2.1mm power connector, centre pin positive
(fused at 3A).
2. 2 metre audio input lead terminated with a 3.5mm mono
jack plug. This lead connects to the external speaker
socket or earphone socket of your equipment.
3.3 Specication
Noise attenuation - 20 dB
Tone reduction - 20 dB
Audio input power - 5W rms max
Audio output power - 2.5W rms max
Audio connection - 3.5mm mono jack
plug, 2m lead.
DC power - 12-24V dc.
500mA
Size - 110 x 65 x
55mm
Weight - 200gms
Page 17
3.4 NES-5 basic set-up procedure and
operation
1. Connect the supplied in vehicle power lead, bhi power supply
or a suitable power adaptor to the power socket at the back
of the NES-5.
Note: Make sure the centre pole of your power
supply connector is connected to the positive rail
(+ve).
2. Connect the audio lead to your external speaker socket us-
ing the 2m audio lead with 3.5mm jack plug. If your external
speaker socket is not a 3.5mm
jack socket, then audio lead adapters are available from bhi
(see section 4). A 2 metre audio extension lead is available,
If your equipment is more than 2m away from the NES-5 (see
section 5).
3. Switch on and the NES5 will automatically remove unwanted
noise and interference.