Ma Audio HK-4000D User Manual
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