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Dear Customer,
Congratulations on your purchase and welcome to the world's finest brand
of car audio. Through years of critical testing procedures and hand
craftsmanship, MA Audio has created a wide range of products that reproduce
music with all the clarity and richness you deserve. The MA audio Digital
amplifier is responsible for numerous dB Drag, USAC & IdBL World
Records. This amplifier is more than capable of sending your subwoofers back
to the factory for repair, so please take caution when using this amplifier. Do
not let this would of caution make you afraid of using this amplifier, it is
solely stated for you to respect the power it can make.
For maximum performance we recommend you have your new MA
Audio product installed by an Authorized MA Audio Dealer. Please read
your warranty and retain your receipt and original carton for possible
future use.
To learn more about MA Audio products and the current World Records held,
please visit us on the world wide web at:
www.MaAudio.com
!!! CAUTION !!!
In order for this competition amplifier to perform correctly, a investigation
of the vehicle electrical system must be made to ensure proper safety
requirements are met. This amplifier can draw in excess of 400A of current
under normal operation. An aftermarket alternator and/or additional deep cycle
batteries are required in order to safely power this amplifier. Failure to do so
will result in destroying your vehicles electrical charging system. Please have
a certified MECP installer review the electrical charging system of your
vehicle before attempting to install this amplifier on your own. If you have any
questions about this precaution, please review your owner's manual for more
information.
!! Attention !!
Continuous, excessive exposure to sound pressure levels in excess of 85 dB
can cause a loss in hearing. While Ma Audio sound systems are capable of
producing sound pressure levels greater than 85dB,they are also designed for
enjoyment at reasonable levels. Please observe all local sound ordinances
while listening to your Ma Audio sound system
Table of Contents
SPECIFICATIONS.....................................................................1
FEATURES & CONTROLS ...........................................................2
POWER CONNECTIONS..............................................................3
RCA CONNECTIONS.....................................................................4
SUBWOOFER CONNECTIONS.....................................................5
SUBWOOFER WIRING DIAGRAMS................................................6
TROUBLESHOOTING................................................................8
WARRANTY............................................................................10
NOTES...................................................................................11
WARNING.......................................................................................................12
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Summary of Contents for Ma Audio HK-4000D
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Page 1: Table Of Contents
!! Attention !! Continuous, excessive exposure to sound pressure levels in excess of 85 dB can cause a loss in hearing. While Ma Audio sound systems are capable of producing sound pressure levels greater than 85dB,they are also designed for enjoyment at reasonable levels. -
Page 2: Specifications
SPECIFICATIONS Model RMS Power @ 14.4V 4 Ohm 2 Ohm RMS Power @ 17.0V 4 Ohm 2 Ohm Signal to Noise Ratio THD Level 4 Ohm 2 Ohm Frequency Response 24dB Low Pass Filter 24dB Subsonic Filter Bass Boost Control at 45Hz RCA Input Sensitivity Low level Input Impedance Damping Factor... -
Page 3: Power Connections
Power CONNECTIONS The +12V and Ground wires must be 0 AWG or larger. Using smaller wire than 4 gauge will cause excessive heat and melt the wire insulation. In addition, the +12V remote control wire must between 12-16AWG. !!! CAUTION !!! In order for this competition amplifier to perform correctly, a investigation of the vehicle electrical system must be made to ensure proper safety requirements are met. -
Page 4: Troubleshooting
TROUBLE SHOOTING SYMPTOM NO SOUND. CHECK POINT Is the power LED illuminated? CURE 1. Check fuses in amplifier. 2. Be sure Turn-on lead is connected. 3. Check signal leads. 4. Check gain control. 5. Check Tuner/Deck volume level. 6. Clean contacts on fuse holders. CHECK POINT Is the Overload LED illuminated? CURE... -
Page 5: Warranty
This warranty covers only the original purchaser of MA Audio product purchased from an Authorized MA Audio Dealer in the United States. For a list of Authorized Internet Re tail Stores go to http://www.MAAudio.com. In order to receive service, the purchaser must provide MA Audio with a copy of the receipt stating the customer name, MA Audio Authorized dealer name, product purchased and date of purchase. -
Page 6: Warning
WARNING Investigate the layout of your automobile thoroughly before drilling or cutting any holes. Use extreme care when you work near the gas tanks, gas or hydraulic lines, and electrical wiring. Always make sure the power amplifier is securely mounted. Mounting the amplifier securely to the automobile will prevent damage to the car or injury to a person, particularly in the event of an accident.