JL Audio MX650-CCX-SG Owner'S Manual Download Page 5

5

COAXIAL INSTALLATION PROCEDURE

Diagram A (page 6) shows typical installation 

procedures into a fiberglass panel, using the 
supplied hardware. Always follow proper safety 
procedures. Use eye-protection at all times and a 
dust mask and gloves when cutting.

1)  Choose a flat mounting surface that has 

sufficient depth and air space behind it to 
accept the speaker. 

2)  Using a hole saw or jigsaw, cut a mounting 

hole for your respective speaker model (see 
“Mounting Hole Diameter (E)” specifications, 
page 2). If using a jigsaw, tracing the supplied 
mounting template will provide you with an 
accurate line on which to cut.

3)  Place the speaker in the hole (or use the 

mounting template) and mark the screw hole 
locations using a sharp, pointed tool.

4)   Remove the speaker and drill a pilot hole (see 

Pilot Hole Recommendation chart on page 
6) in each of the screw locations. It is also 
advisable to use a hand-driven countersink 
tool on each hole to further inhibit gel-coat 
cracking of fiberglass panels.

5)  Connect the speaker wires from the 

amplifier to the woofer connections.  
See Speaker Wiring Diagram on page 7. 

6)  Connect the LED activation wires to the 

LED circuit leads. See LED Wiring on page 7.

8)  Place the speaker into the opening.

9)  While holding the speaker firmly in its 

mounting location, place the #8 x 1 1/8-inch 
Phillips pan-head mounting screws (with 
washers) and snug in a criss-cross pattern, 
then tighten with a hand screwdriver in a 
criss-cross pattern.

Non-standard installations may require different 

hardware. Always use marine-grade, stainless-steel 
fasteners to ensure a secure, reliable installation.

 

 

LED WIRING CONSIDERATIONS

•    Do not connect the speakers' LED lights to the 

vessel's navigational lighting circuits. 

•    For short-circuit protection, install a supplied 

fuseholder onto EACH speaker's BLUE (+12V) 
LED power connection lead.  

•   Connect all BLUE (+12V) leads together 

(parallel) and connect to a sw12V 
supply. Connect all YELLOW (GND) leads 
together and connect to negative ground or to 
the NEGATIVE battery post. See LED Wiring  
on page 7.

•    We recommend activating the speakers' LEDs 

thru a cabin/interior lighting circuit that 
su12V via an existing switch. If an 
existing switched circuit is not available, you 
may install a dedicated toggle/rocker style 
switch that will supply positive (+12V) power. 
Fuse this connection according to how many 
LED circuits you have (LED circuits x 150 mA). 

•    We recommend a minimum of 16AWG wire 

size for each speaker's LED connection circuits.

INSTALLING THE SPEAKERS

Once mounting locations have been 

established, run speaker cables from the amplifier 
outputs to the mounting locations. Now is also a 
good time to run wires to each speaker location 
for LED activation.

Summary of Contents for MX650-CCX-SG

Page 1: ... your new marine speakers installed by your authorized JL Audio dealer The installation professionals employed by your dealer have the necessary tools and experience to properly install your new speakers If you prefer to perform your own installation please read this instruction manual completely before beginning the process Cockpit Coaxial Speaker Systems with Blue LED Illumination MX650 CCX SG L...

Page 2: ... excursion design for enhanced output and bass response UV resistant polymer baskets and grilles Tweeters 0 75 inch 19 mm treated silk dome tweeter neodymium magnet ferrofluid cooled and damped Crossover Networks Natural woofer roll off with 2nd order high pass circuits Polyswitch solid state tweeter protection Due to ongoing product development all specifications are subject to change without not...

Page 3: ...your ability to enjoy its fidelity When installing speakers in your vessel it is extremely important to secure them firmly This applies not only to the speakers themselves but also any structure they are mounted to If not firmly attached the speakers can become dangerous projectiles in a collision Please review the mounting information carefully and use the supplied marine grade hardware to mount ...

Page 4: ...your dealer or technical support JL Audio Technical Support 954 443 1100 9 00 AM 5 30 PM Eastern Time Zone Monday Friday TWEETER PROTECTION The crossover networks are equipped with an advanced electronic tweeter protection circuit designed to minimize the possibility of tweeter failure This electronic device monitors current going to the tweeter and will disconnect the tweeter from the signal when...

Page 5: ...irmly in its mounting location place the 8 x 1 1 8 inch Phillips pan head mounting screws with washers and snug in a criss cross pattern then tighten with a hand screwdriver in a criss cross pattern Non standard installations may require different hardware Always use marine grade stainless steel fasteners to ensure a secure reliable installation LED WIRING CONSIDERATIONS Do not connect the speaker...

Page 6: ...onnection YELLOW LED Circuit Negative GND Ground Connection Fiberglass Thickness Recommended Pilot Hole Drill Size 0 312 in 7 92 mm or less 1 8 in 3 18 mm pilot hole foam core fiberglass sandwich 1 8 in 3 18 mm pilot hole larger than 0 312 in 7 92 mm 9 64 in 3 57 mm pilot hole 8 SCREW PILOT HOLE RECOMMENDATIONS ...

Page 7: ...llow Blue Yellow LED LED LED LED Fuse Fuse Fuse Fuse Fuse Example Two speaker pairs of LED circuits connected in parallel Example One speaker pair of LED circuits connected in parallel Individually fuse each BLUE 12V lead and wire together parallel to a fused switched 12V activation circuit Wire all YELLOW GND leads together parallel and connect to negative ground or to the NEGATIVE battery post W...

Page 8: ...implied shall apply to this product thereafter Some states do not allow limitations on implied warranties therefore these exclusions may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state If you need service on your JL AUDIO product All warranty returns should be sent to JL AUDIO freight prepaid through an authorized JL ...

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