Alto MACRO 1400 Manuel de l'utilisateur - Page 10

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Alto MACRO 1400 Manuel de l'utilisateur
NO USING
CHANNEL A

5.3 Operate MACRO 830/1400/2400 in Bridged Mode

In this mode, the Channel A input signal will be output from the Bridge output connectors. In this case,
use the Channel A volume control to adjust the volume, keep the volume control of Channel B turned
completely down (counterclockwise).
Bridged Mode is intended for driving loads with a total impedance of 4 ohms or greater.
NO USING
CHANNEL A

6. CAUTION FOR APPLICATION

6.1 General Application Instruction

The following instructions describe the common ways to install your MACRO 830/1400/2400 Professional
Stereo Amplifier into a sound application system:
1. First, turn off power switch before connection.
2. Refer to Chapter 5 for speaker connection
3. MACRO 830/1400/2400 Professional Stereo Amplifier may be operated in one of the three modes, please
slide the Mode Selector (11) for the specific operating mode.
Input wiring tips
BALANCED
UNBALANCED
GND
SHIELD
1
1
3
3
2
2
FROM
FROM
INPUT
INPUT
SOURCE
SOURCE
+
+
SHIELD
SHIELD
INPUT
CH-B
CONNECTION
(+)
SRT
2
1
LINE
3
T(+)
(GND)
R( )
( )
S(GND)
OFF
ON
LF 30HZ
FILTER
BALANCED
1.15V/20K
INPUT
BRIDGED
STEREO
LINE
PARALLEL
(MONO)
OFF
ON
CLIP LIMIT
CH-A
BRIDGED INPUT
BRIDGED
STEREO
PARALLEL
(MONO)
NEW
3
TIDE
NEW
3
TIDE
NEW
3
TIDE
NEW
TIDE
3
NEW
TIDE
3
NEW
3
TIDE
NEW
3
TIDE
NEW
3
TIDE
NEW
TIDE
NEW
TIDE
NEW
TIDE
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
3
1
2
3
1
2
3
1
NEW
TIDE
2
3
1
NEW
TIDE
2
3
1
NEW
TIDE
2
3
1
Input wiring tips
BALANCED
UNBALANCED
SHIELD
GND
1
1
3
3
2
2
FROM
FROM
INPUT
INPUT
SOURCE
SOURCE
+
+
SHIELD
SHIELD
INPUT
CH-B
CONNECTION
(+)
SRT
2
1
LINE
3
T(+)
(GND)
R( )
( )
S(GND)
OFF
ON
LF 30HZ
FILTER
BALANCED
1.15V/20K
INPUT
BRIDGED
LINE
STEREO
PARALLEL
(MONO)
OFF
ON
CLIP LIMIT
CH-A
BRIDGED INPUT
BRIDGED
STEREO
PARALLEL
(MONO)
NEW
TIDE
NEW
TIDE
NEW
TIDE
NEW
TIDE
NEW
TIDE
NEW
TIDE
NEW
TIDE
NEW
TIDE
NEW
TIDE
NEW
TIDE
NEW
TIDE
2
1
3
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
NEW
TIDE
2
3
1
NEW
TIDE
2
3
1
NEW
TIDE
2
3
1
B R E A K E R
TO REDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK, DO NOT
EXPOSE THIS APPARATUS TO
RAIN OR MOISTURE.
SEE INSTRUCTION BEFORE
USING!
BRIDGED
MONO
C H A N N E L A
C H A N N E L B
Channel B
PIN 1+
PIN 1-
Channel A
PIN 1+
PIN 1-
BRIDGED
MONO
C H A N N E L A
C H A N N E L B
Channel B+
Channel A+
NO USING
9
WARNING
MODEL
SERIAL
+
+
WARNING
B R E A K E R
TO REDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK, DO NOT
EXPOSE THIS APPARATUS TO
RAIN OR MOISTURE.
SEE INSTRUCTION BEFORE
USING!
MODEL
SERIAL
+