Manual

ML Power 4
Advanced Web Manual
EN
9
9. FRONT AND REAR PANELS
A PRE-IN: Left and Right pre-amplified inputs to drive
A channels. Connect to pre-amplified source output.
Signal can be 0.2 to 5V RMS.
PRE-OUT: This jack provides A channel Left and Right
preamplified outputs to drive a separate amplifier
(typical with subwoofer). These signals are full range,
without crossover action.
B PRE-IN: Left and Right pre-amplified inputs to drive
B channels. Connect to preamplified source output.
Signal can be 0.2 to 5V RMS.
A HI - IN: Hi-Level signals Left and Right inputs for A
channels. If the head unit does not feature a pre-amplified
output, connect here its speaker wire to drive A Left and
Right channels. Signal can be 0.8V to 20 V RMS.
HI - IN AUTO TURN-ON (ON - OFF): Select ON to turn on
the amplifier through the speaker power cable, if the
source does not feature a 12V DC REMOTE OUT. Select
OFF if REMOTE OUT from the source is available.
B HI - IN: Hi-Level signals Left and Right inputs for B
channels. If the head unit does not feature a pre-amplified
output, connect here its speaker wire to drive B Left and
Right channels. Signal can be 0.8V to 20 V RMS.
B INPUT (A - B): Select A to drive B channels with A input
signals. Whit this setup, do not connect B inputs. If the
source features a REAR output, select B and connect
its signals to B inputs (B PRE-IN or B HI-IN).
PROTECTION FUSE: 2 x 40A.
POWER (+ BATT): Terminal block for the amplifier
11÷15V DC power supply positive pole connection.
Insert here the battery positive cable. The plug accepts
cables up to 2 A.W.G.
REMOTE IN: REMOTE IN terminal for the remote cable
coming from the device which turns on the amplifier.
Voltage must be between 7 and 16V DC.
POWER (GND): Terminal block for the amplifier power
supply negative pole connection. Insert here the
battery negative cable or wire connected to the vehicle
chassis. The plug accepts cables up to 2 A.W.G.
BL Speaker OUT: B channel Left speaker + and - power
terminal. For MONO (bridge) mode, connect the speaker
negative terminal to BL- terminal.
BR Speaker OUT: B channel Right speaker + and -
power terminal. For MONO (bridge) mode, connect the
speaker positive terminal to BR+ terminal.
AL Speaker OUT: A channel Left speaker + and - power
terminal. For MONO (bridge) mode, connect the speaker
negative terminal to AL- terminal.
AR Speaker OUT: A channel Right speaker + and - power
terminal. For MONO (bridge) mode, connect the speaker
positive terminal to AR+ terminal.
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