JBL GX-A604, Service Manual

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ground (gnd) connectIon
Connect a wire (minimum 10 AWG – 5.3 mm 2 )
from the amplifier’s GND terminal directly to a
solid point on the vehicle’s chassis.
• For a good connection, use sandpaper to clear
the paint from the metal surface at this chassis
location. Use a star-type lock washer to secure
the wire’s connection.
poWer (12 V) connectIon
1. Connect a wire (minimum 10 AWG – 5.3 mm
2
)
directly to the battery’s positive (+) terminal.
2. Install a fuse holder for a 50 A fuse (GX-A604,
GX-A3001) or a 30 A fuse (GX-A602) on this
wire within 18" (46 cm) of the battery’s (+)
terminal. Do not install the fuse in the holder
at this time.
3. Route this wire to the amplifier’s location and
connect it to the amplifier’s +12 V terminal.
Be sure to use appropriate grommets
whenever routing wires through the firewall
or other sheet metal. IMPORTANT: Failure
to adequately protect the positive wire from
potential damage may result in a vehicle fire.
4. When you are finished routing and connecting
this wire, install the appropriate fuse in the
holder you installed near the battery.
(GX-A604, GX-A3001 – 50 A fuse;
GX-A602 – 30 A fuse)
Power
Connectors
Audio System
Head Unit
Chassis Ground
(bare metal)
50 A Fuse (GX-A604/GX-A3001)
30 A Fuse (GX-A602)
18" (46 cm)
Remote Turn-On
(optional)
>#18 AWG (0.82 mm
2
) Wire
>#10 AWG (5.26 mm
2
) Wire
>#10 AWG (5.26 mm
2
) Wire