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REM ( REMOTE )

Connect to sw12V with trigger from head unit.

SPEAKER OUTPUTS 

Amplifier connection to loudspeakers.

Minimum speaker cable is 12 gauge. 

Ref 0.5

 minimum impedance is 1 ohm if used as 

a single unit.

Ref 0.5

 in linked mode offers stable opearation to 

a minimum of 2 ohms.

Anno 

minimum impedance is 1ohms stereo or 

4/2 ohms mono

GND ( GROUND CONNECTION )

For connection to the chassis' ground. 

For optimum performance 0 gauge cable is

recommended.

+12V ( POWER CONNECTION )

For connection to the positive terminal of the 

battery (+12). For optimum performance 

0 gauge cable is recommended.

3-3. 

Ref 0.5 & Anno 

CONTROL & CONNECTION

4. INSTALLATION

  

If you chose to install the 

B2

 series by yourself, please read the owners' manual carefully. 

Before you start your installation, please take all steps into consideration. Otherwise, please go to 

www.b2-audio.com for authorized distributors or contact us directly for support.

4-1. MOUNTING PREPARATION

Disconnect the negative (   ) battery cable before mounting 

B2

 series or making any connections. 

Check the battery and alternator ground (   ) connections. 

Make sure they are properly connected and free of corrosion. Before selecting a mounting location 

for the amplifier, please take cooling and safety into consideration.

4-2. MOUNTING PREPARATION

B2

 amplifiers have been designed with a good heat radiation heatsink to avoid excessive heat 

from the amplifier circuitry. For optimum heat radiation performance, it is recommended to 

find a mounting location that allows for vertical installation of the heat sink fins.

REMOTE LEVEL CONTROL PORT

Connection of external level control.

POWER & PROTECTION INDICATOR

Power BLUE, Green-lit shows correct operation 

Protect LED, RED-lit shows general malfunction, 

faulty connection or thermal protection 

Summary of Contents for Ref 0.5

Page 1: ...HIGH PERFORMANCE AMPLIFIERS OWNER S MANUAL...

Page 2: ...r Speaker short circuitry DC offset Voltage sensor thermal protection 4 The B2 pcb has been designed using a double sided board and features high current mosfet switching devices Ref 0 5 has a 24 dB s...

Page 3: ...plifiers down to 2 ohms 3 CONTROL CONNECTION 3 1 Ref 0 5 CONTROL CONNECTION 3 2 Quattro CONTROL CONNECTION INPUT Connect preamp signal cables from the headunit to RCA Input of Anno GAIN 6V 0 2V Matchi...

Page 4: ...steps into consideration Otherwise please go to www b2 audio com for authorized distributors or contact us directly for support 4 1 MOUNTING PREPARATION Disconnect the negative battery cable before mo...

Page 5: ...the power cable and the other end of the fuse holder to positive battery within 20 cm of the same cable This fuse location will protect the system and the vehicle against the possibility of a short ci...

Page 6: ...anywhere the cables have to pass through the holes in the metal frame or sheet metal Connect to the speakers according to terminals on each speaker Strip 3 8 of insulation from the end of each cable a...

Page 7: ...idRange Bass Tweeter Tweeter 8 ohm 2ohms Passive MidRange Bass 8 ohm 2ohms Passive Tweeter MidRange Bass Passive MidRange Bass Tweeter Anno SPEAKER CONNECTION DIAGRAM i Anno SPEAKER CONNECTION DIAGRAM...

Page 8: ...sition Step 2 Connect the master and slave Ref 0 5 amplifier in daisy chain Rca jack as shown in the diagram Step 3 Set slave Ref 0 5 amplifier output master input slave switch to slave input position...

Page 9: ...Ref 0 5 Minimum daisy chain connection impedance is 2 ohm Do not use daisy chain connection in 1 ohm CAUTION FUSE 500A Main Battery 12V Headunit GROUND 8 ohm 2ohms Ref 0 5 working Voltage is 9V 16V...

Page 10: ...ction Ref 0 5 has Low and high voltage protection Working Voltage is 9V 16V Voltage lower than 8 5V or higher than 16V will cause the amplifier to go into protect When over 4V DC comes into B2 series...

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