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Connect the amplifier’s positive (+) power lead via an external fuse 
directly to the battery; the fuse must be as close as possible to the 
positive (+) terminal. Use a rating that equals the total current 

consumption at full output of all amplifiers in the system. Adding an 
external fuse will protect the electrical system from short circuits that 
can cause a fire.  
 
Important: Do not connect this wire to the car’s fuse panel.  

Caution: Never ground the speakers to the vehicle chassis or body.  
 
Make sure that your vehicle’s electrical system (i.e., alternator, battery, 
etc.) are capable of handling the additional load. If you are planning a 
multi-amplifier system, you may need to add a second battery and 

possibly upgrade the alternator with a higher output rated model. 
Consult your authorized dealer for recommendations.  
 
It is also recommended to add a digital capacitor to supplement the 
vehicles battery and assist the amplifier(s) 

 
To avoid possible noise problems, run the amplifier’s positive (+) power 
lead along one side of the vehicle to the battery. Run the remote turn-on 
wire and RCA audio cables down the center, and route the speaker wires 
along the remaining side. If wires must cross, run them perpendicular to 

each other.  
 
When creating passage holes for the power wiring, use grommets to 
eliminate any sharp edges created during drilling. This will protect the 
wire from being nicked and causing a short circuit.  

 
Extra cable can cause signal loss and act as an “antenna” for noise. Use 
only higher quality RCA cables that are no longer than necessary to 
make a direct connection with the source unit or equalizer.  

 

CAUTION  
To begin, make +12V wire connection, secondly the ground connection 
and finally the remote connection. Furthermore, the +12V wire must 
always be fused at the battery for protection against possible damage. If 

need to replace the power fuse, replace it with a same value shown on 
the surface of the fuse. Using a fuse of a different type or rating may 
result a serious hazard. 

 

 

 

 

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Summary of Contents for A150.2

Page 1: ...1 2 4 Channel Amplifiers A150 2 DD A400 4D OWNERS MANUAL INSTALLATION GUIDE...

Page 2: ...ption Audio authorized dealer installs your amplifier in order to ensure the best quality sound Kaption Audio amplifiers can reproduce high sound pressure levels that can cause permanent damage to the...

Page 3: ...seat Please be sure to locate this unit in area with reasonable air circulation and protection from unusual hazards When deciding on a mounting location it should be considered to minimize the power...

Page 4: ...Functions BATT REM GND POWER INPUT 14 12 17 15 13 R CH L CH FUSE SPEAKER BRIDGE Fig 1 Panel Layout for 2 Channel Class AB Amplifier 3...

Page 5: ...Power Indicate LED Lights blue when the power turns on 8 Gain control This control is used to match the input sensitivity of the amplifier to the particular source unit that you are using 9 Line In R...

Page 6: ...er Input Connection This terminal is the main power input for the amplifier and must be connected to the positive terminal of the car battery 15 Fuse Used to protect the amplifier If replacement is ne...

Page 7: ...hat you read the following precautions and contact you re nearest authorized dealer if you are unsure of any details Before installations make sure the source unit i e your radio in the vehicle power...

Page 8: ...y and assist the amplifier s To avoid possible noise problems run the amplifier s positive power lead along one side of the vehicle to the battery Run the remote turn on wire and RCA audio cables down...

Page 9: ...FUSE Fig 5 One or Two Speaker Connection 4 ohms minimum CAUTION Maintaining proper impedance is critical when wiring the Class AB model amplifiers Improper wiring can cause server damage to both the s...

Page 10: ...0Hz 50kHz Low Pass Filter 40 4000 Hz 40 4000 Hz Crossover Slope 12dB Octave 12dB Octave Subsonic Filter 30Hz 300Hz HPF 30Hz 300Hz HPF Bass EQ at 45Hz 0 18dB 0 18dB Input Gain Control 0 2V 6 0V 0 2V 6...

Page 11: ...Kaption Audio 399 Four Valley Dr Unit 27 Concord Ontario Canada L4K 5Y7 1 866 KAPTION 527 8466 3333 391 1 www kaptionaudio com...

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