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Contents
Important Safety Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
Power Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
Signal Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Getting to Know the ISA430 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Metering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Input Stage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
EQ Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Compressor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Gate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
De-Esser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Limiter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Stereo A/D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Single/Split Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Output Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51
Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51
Focusrite Distributors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
Important Safety Instructions
Read all of these instructions and save them for future reference.
Follow all warnings and instructions marked on the unit.
●
Do not obstruct air vents in the rear panel. Do not insert
objects through any apertures.
●
Do not use a damaged or frayed power cord.
●
Unplug the unit before cleaning. Clean with a damp cloth only.
Do not spill liquid on the unit.
●
Unplug the unit and refer servicing to qualified service personnel
under the following conditions:
If the power cord or plug is damaged; if liquid has entered the
unit; if the unit has been dropped or the case damaged; if the
unit does not operate normally or exhibits a distinct change in
performance. Adjust only those controls that are covered by
the operating instructions.
●
Do not defeat the safety purpose of the polarised or grounding-
type plug. A polarised plug has two blades with one wider than
the other. A grounding type plug has two blades and a third
grounding prong. The wider blade or the third prong are
provided for your safety. When the plug provided does not fit
into your outlet, consult an electrician for replacement of the
obsolete outlet.
WARNING:
THIS UNIT MUST BE EARTHED BY THE POWER
CORD
UNDER NO CIRCUMSTANCES SHOULD THE
MAINS EARTH BE DISCONNECTED FROM THE
MAINS LEAD.
This unit is capable of operating over a range of mains voltages as
marked on the rear panel. Ensure correct mains voltage setting
and correct fuse before connecting mains supply. Do not change
mains voltage settings while mains supply is connected.
To avoid the risk of fire, replace the mains fuse only with the
correct value fuse, as marked on the rear panel.
The internal power supply unit contains no user serviceable parts.
Refer all servicing to a qualified service engineer, through the
appropriate Focusrite dealer.
Power Connections
There is an IEC mains lead supplied with the unit which should have
the correct moulded plug for your country. The wiring colour code
used is:
For units shipped to the USA, Canada, Taiwan and Japan:
Live - Black Neutral - White Earth - Green
For units shipped to any other country:
Live - Brown Neutral - Blue Earth - Green and Yellow
Introduction
T
hank you for purchasing the ISA430 brought to you by the
Focusrite team – Trevor, Peter, Martin, Helen, Tom,
Mick, Phil, Chris, Micky, Pauline, Jo, Chris, Nathan, Rob,
Peter and Simon.
The chaps at Focusrite are a jolly hard working bunch and take a
great deal of pride in designing, building and delivering products
which are considered the best audio units around; we hope your
new Focusrite unit lives up to that reputation and that you enjoy
many years of productive recording.
If you would like to tell us about your recording experiences then
email us at: [email protected]
The Focusrite Team
ISA 430 Manual (multilanguage) 20/1/2000 9:06 am Page 1
