B2 Audio MANI Series, User Manual

4

Panel layout

turn on mode

subsonic

The amplifiers can be powered up by using either of:   

Variable subsonic setting from 5 Hz to 40 Hz

1. Signal input from RCA, 2. Offset voltage from speaker inputs,  

It is highly recommended to set it according to 

3. Ordinary switched (12V) remote.  

the tuning of your subwoofer enclosure to avoid 

unnecessary strain to your sound system.

power inputs

GND  (GROUND CONNECTION) 6 GA   

bass (0 db ~15 db) 

Connects to vehicle’s chassis. Keep as short as possible (<20” / 50 cm).  Adjustable bass level at 45 Hz with up to 15 dB. 

         Use 

with 

caution, 

as 

it 

can 

easily 

introduce 

+12V (P OWER CONNECTION) 6 GA 

clipping into the signal, which can damage your 

Connects to the positive terminal of the battery.  Fuses shall be                speakers.

placed within 8” / 20 cm  of the battery.  

lpf (50 - 500 Hz / 5 KHz) low pass filter

REM (REMOTE CONNECTION)   

Adjustable crossover point for lpf with a 24 dB slope.

Run a remote turn on cable from a sw12V source. 

Frequencies below set level will be attenuated in 

         accordance 

with 

the 

crossover 

configuration. 

speaker input

High level input from the vehicle’s loudspeaker wires. This 

phase

option is preferred in OEM installs where no RCA inputs are available.     Adjustable phase with 0 ~180  . Use it to align your

subwoofer output with your front stage.

rca 

input 

RCA signal input for L+R (Mani 600) or CH 1 ~ CH 4 (Mani 600.4). 

HPF (20 - 4 KHZ) High pass filter

0.35 V ~ 5 V is the operational input voltage.  Voltages beyond   

Adjustable crossover point for hpf with a 24 dB slope.

may cause errors or damages to the input selection. 

The x10 multiplier present on the 600.4 applies to 

both LFP & HPF.  The BPF switch enables both LPF

remote level control port 

& HPF filters, creating a band pass filter.

Connection of external signal level control. 

Use with caution, it is not a volume knob and shall be adjusted  

Channel switch 

in accordance with the amplifiers gain level.      

The 600.4 can be used in a 2ch, 3ch or 4 ch config.

The channel switch will make the amplifer

gain 

functional on all channels using 2, 3 or 4 RCA inputs.

Adjusts signal input voltage from the input source to

match the amplifiers input stage. 0.35V ~ 5V is the operational   

speaker output

voltage. 

Connection of loudspeakers, the min ohm load  is 

2 ohm on the Mani 600 and 2 ohm in stereo mode  

         on 

the 

Mani 

600.4

MANI 600

MANI 600.4

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