USB 3001 - 3002 - 3003
Class-D Power amplifiers
PRE-INSTALLATION
We recommend you have the installation done by an Authorized US BLASTER
dealer. Required power, ground wire and proper external fuse as below:
Model Fuse Wire
USB 3001 60AMP 4 Gauge
USB 3002 100AMP 2-4Gauge
USB 3003 200AMP 0-2Gauge
We recommend the fuse should be installed away less than 15 inches from the battery. The ground
wire should be connected directly with the chassis of y
our vehicle which should be metal to metal
ground point connection. The amplifier must be mounted securely at a solid, dry and low vibration
surface in the trunk or passenger area. Fix the amplifier in an open-air area to insure proper heat dis-
sipation. Fix the amplifier in a place where you can easily access to set the input controllers. Install
all amplifier cables as far as possible from car electrical cables such as the car ignition cable.
IMPORTANT
• When bridging two amplifiers please refer the bridging wiring chart.
• When bridging two amplifiers you should use same model amplifiers.
• Please make sure the negative speaker terminal of two amplifiers are
connected by the same gauge cables as the positive terminal being used.
• DO NOT connect any signal cables with the input RCA jacks when
bridged as slave unit.
• The LPF, Input level and remote functions will be disabled on slave
amplifier when bridged.
• All the functions of the slave amplifier will be adjusted by the master
WIRING CONFIGURATION
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