Mackie SWA1501 Operating instructions
1
ACTIVE
SWA1501 REPAIR MANUAL
2
These instructions are intended to help restore any ailing SWA1501 Active
Subwoofer back to factory working conditions. They show how to remove and
replace the woofer and amp assembly.
Please contact Mackie Tech Support (1-800-898-3211) to receive a Service
Request Number and Order Number for parts needed for this restoration. They will
also help you determine the nature of the problem and what parts will repair the unit.
Tools needed:
***NOTE: not all tools listed below will be needed for your repair***
• Phillips head screwdriver.
• 5mm allen wrench.
• Solid workbench.
• Non-carpeted work area due to static electricity. If available, an ESD mat
(Electro-static discharge) is optimal.
Parts needed:
***NOTE: not all parts listed below will be needed for your repair***
• Led PCB Assembly Part #0007334 pages 3-4
• 15” Woofer Part #0015276 pages 5-6
• Amplifier Assembly Part #0005686 pages 7-8
Safety Warnings:
• Make sure that you turn off the unit and disconnect the power cord (and all
other cords) before you begin these procedures.
• Always use safety glasses!
• Please try NOT to touch any of the pcb circuitry, capacitors, resistors, etc.
• Take care to read and follow these instructions. It may help to read the
instructions prior to the repair to get an idea of what it entails.
• Before beginning the repair, touch metal to discharge any lingering internal
static electricity.
3
Led PCB replacement:
3
Carefully begin to remove the front
panel. The wave guide is a great place
to grip for stability and support. Do not
fully remove front panel as the cable is
still attached to the led PCB assembly.
2
Keep the 12 screws and washers in a
safe place. 4
Carefully remove the cable attached to
the led PCB assembly.
1234
5
6
7
8
9
10
11
12
1
Twelve screws need to be removed from
the front panel using the phillips head
screwdriver.
4
6
Carefully remove led PCB assembly from
back side of front panel. A flathead
screwdriver may aid in removal of led
PCB assembly if it is sticking.
5
Use phillips head screwdriver to remove
one screw from center of led PCB
assembly.
7
The hard part is done, the rest is easy!
Place new led PCB assembly (part
#0007334) where the old one was. Follow
the same steps as above, but backwards
6 to 1. Power up the SWA1501 and led
should light up. Congratulations, you just
replaced an led PCB assembly...now go
play some shows!
Led PCB replacement continued:
5
Woofer replacement:
1
Follow steps 1-4 of led PCB replacement,
as the front panel will need to be
removed in order to access the woofer.
2
Eight screws need to be removed from
the woofer using the 5mm allen wrench.
3
Keep the eight screws in a safe place. 5
Positive (solid yellow) and negative
(yellow and black) cables are still
attached to woofer terminals.
8
12
3
4
56
7
+-
4
Carefully begin to remove the woofer.
Caution: woofer is approximately 15
pounds with weight unevenly distributed.
6
Woofer replacement continued:
6
Remove cables from terminals simply
by pushing down on the terminal and
pulling out the cable.
7
This is what it looks like with the front
panel and the woofer both removed.
Place the new woofer (part #0015276)
where the old one was. Follow the
same steps as above, but backwards 6
to 1, making sure to keep the led PCB
assembly cable in front of woofer. Power
up the SWA1501 and the new woofer
should now be pumping out glorious
lows. Awesome, you just replaced a 15”
woofer!
Push
in
7
Amp Assembly replacement:
3
The last remaining two screws located on
the bottom of the SWA1501.
2
Two screws located on the top of the
SWA1501 patiently awaiting removal.
1
Four screws need to be removed from
the amp assembly using a 5mm allen
wrench. The screws are located at
the top and bottom of the SWA1501
(see following pictures and further
instructions). 4
Keep the four screws in a safe place.
8
7
This is what the cabinet looks like with the
amp assembly removed. Place the new
amp assembly (part #0005686) where
the old one was. Follow the same steps
as above, but backwards 6 to 1. Power
up the SWA1501 and relish in the fact
that you just replaced an amp assembly.
Hats off to you for a job well done!
6
Three cables need to be removed from
the amp assembly: (1) led PCB cable,
(2) positive (solid yellow) cable, and
(3) negative (yellow and black) cable.
Notice their placement, as well -- solid
yellow cable and black wire of led PCB
cable both towards the edge of the
amp.
Amp assembly replacement continued:
1
3
2
5
It may be easier to remove the amp
assembly if the cabinet is on its side. Do
not completely remove amp assembly
yet, as cables need to be removed first.
Caution: amp assembly is approximately
15 pounds, so please make sure to grasp
it firmly.
8Important:The faulty amplifier
assembly must be returned to LOUD
Technologies. The address should be
on the return shipping label that was
provided with the new amp assembly.
If not, the return address is at the top of
this page. Also, please write the order
number and service request number
(ex: 1046256-1203935) in big, black, bold
numbers on the outside of the box. This
helps expedite the return.
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4
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