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ACCESSORY LIST

1. User Manual (One in English and Chinese) 

2. Mounting Screw Bag (Ø4x16mm x 4pcs, Ø4x6mm x 4pcs, Ø3x8mm x 2pcs,)     

3. High Level Input Cable        

4. Remote C Remote Cable          

5. Mounting Bracket

6. Magic Tape (40x80mm)

7. Fuse

2pcs

1pc

1pc

1set

4pcs

2pcs

1pc

SPECIFICATIONS

100W

1000W

<0.4%

>90dB

20Hz - 150Hz

1V - 10V

120mV - 4V

N-power

Max power

THD 

Signal-to-noise ratio  

Frequency response

Input sensitivity,high level

Input sensitivity,low level

Low pass filter   

Bass Boost

Subsonic Fiter

Fuse rating

Subwoofer 

Dimensions (L x W x H) mm    

50Hz - 150Hz   

0 - 12dB

20Hz (Fixed)

20 A

6x8" , 4

Ω

260 x 195x 73mm

YOUR SPEAKER

• Protect all system wires from sharp edges by carefully routing them, always use 
rubber grommets to protect wiring and cables whenever you are installing them 
through metal openings.

• Secure all wiring using cable ties or wire clamps to protect them from moving parts 
and sharp edges.

• This apparatus shall not be exposed to dripping or splashing, and no object filled 
with liquids, shall be placed on the apparatus.

• Refer all servicing to qualified service personnel. Servicing is required when the 
apparatus has been damaged in any way, such as the power input terminals are 
damaged, liquid has been spilled or objects have fallen into the apparatus, the 
apparatus has been exposed to rain or moisture, does not operate normally, or has 
been dropped.

• Fuses shall be replaced only with the correct type and fuse value, and only when 
the apparatus is powered off.

• Exposure to high sound pressure levels may lead to permanent hearing loss. Take 
every precaution to protect your hearing.

• This product is designed specifically for use with 12 volt, negative- ground electrical 
systems only. Using this product in systems with positive ground and/or voltages other 
than 12V may result in damage to the product and your system.

2EN

Summary of Contents for NBF618S

Page 1: ...6x8 ACTIVE ALUMINUM SUBWOOFER User Manual NBF618S nakamichi caraudio nakamichicaraudio com nakamichi global...

Page 2: ...nfamiliar with understanding the wiring and installation diagrams or testing instructions do contact your nearest Nakamichi dealer to perform the installation for you Safety Warnings and Consideration...

Page 3: ...ble ties or wire clamps to protect them from moving parts and sharp edges This apparatus shall not be exposed to dripping or splashing and no object filled with liquids shall be placed on the apparatu...

Page 4: ...S BOOST feature will increase the sound level in the bass frequencies F INPUT GAIN CONTROL After you have installed your system turn this control to minimum Turn the head unit on and the subwoofer wil...

Page 5: ...Use 8 gauge or heavier wire to connect the ground cable Connect the remote terminal to the remote output of head unit using 16 gauge or heavier wire Connect an empty fuse holder within 16 40 cm of the...

Page 6: ...r lacks RCA outputs If the RCA outputs are not present connect the speaker outputs from the receiver to the high level input connector of the amplifier Be sure to observe polarity to avoid audio phase...

Page 7: ...at least 5V DC Check that the RCA audio cables are plugged into the proper inputs Low output Reset the Level Control Check the Crossover Control settings High hiss in the sound Disconnect all RCA inp...

Page 8: ...China WWW NAKAMICHICARAUDIO COM INSTRUCTIONS SOFTWARE DOWNLOADS AND WARRANTY REGISTRATION nakamichi global nakamichi caraudio CONNECT WITH US ONLINE TO EXPLORE NAKAMICHI S COMPLETE RANGE Nakamichi Cor...

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