Cairn KO-2 Owners manual

KO-2-3-5 power amplifiers

Put a smile upon your sound

OWNER’S

MANUAL

KO

cairn

Display

“Class A” light

light on when amplifier works in class A
else, works in class AB

“On” light

light on when is onKO

“Off” light

light on when is off but power suppliedKO

“Auto on/off” light

light on: automatic power on when sound
is detected and automatic power off after
15 minutes of silence.
light off: no automatic features
(power off after 24h of silence)

Rear panel

• For KO-2 and KO-3 do not use
balanced and coaxial input at the
same time.

• Names “Center”, “Right”, “Left”,
“Right Surround”and “Left
Surround” are only suggested
names.

Coax. Input1
(Right)

HP output1
(Right)

Balanced input1
(Right)

Coax. Input2
(Left)

HP output2
(Left)

Balanced input2
(Left)

“Class A” Switch

Toggle Class A/Class AB

“On” Switch

Short push: power on
Long push: power off

“Auto on/off” Switch

Toggle automatic/manual
power on and power off

Main supply
connector

KO 2

Fuse 8A
time-lag

Specifications

KO 2

Power:

Channel1&2: 100W/8W or 200W/4W

HP output1
(Center)

Coax. Input1
(Center)

HP output1
(Right)

Coax. Input1
(Right)

Balanced input1
(Center)

HP output2

)(Left

Coax. Input2
(Left)

HP output2
(Right Surround)

HP output3
(Center)

Coax. Input3
(Center)

KO 3

Power:

Channel1: 100W/8 or 200W/4WW

WWChannel2&3: 1 or 160W/400W/8

Coax. Input2
(Right Surround)

HP output4
(Right Surr.)

Coax. Input4
(Right Surr.)

KO 5

Power:

Channel1-2-3-4-5: 1 or 160W/400W/8WW

HP output3
(Left Surround)

Coax. Input3
(Left Surround)

HP output5
(Left Surr.)

Coax. Input5
(Left Surr.)

Main supply
connector

KO 3

Fuse 8A
time-lag

Main supply
connector

KO 5

Fuse 8A
time-lag

Common: Short-circuit protection temperature deviation control automatic power on input sensitivity: 5mV

Transformers: 4 toroïdal (total 1000VA) & 1El Weight: 18Kg Width:432mm Heigth:102mm Depth:312mm
Heavy aluminum front panel cover paintedNEXTELwith aluminum rings.

Cairn reserves the right to improve or change the products or the characteristics of the products described in this brochure without notice at any time.
Cairn and Ezo are registered trademarks. All rights reserved in all countries.

CAIRN - ZI les Etomelles - 02200 Villeneuve Saint Germain - France - Tel: + 33 3 23 75 10 50 - Fax: + 33 3 23 75 06 47 - Email: [e-mail] - Web: www.cairn-ezo.com

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Designed and manufactured in France by