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These instructions are intended to help restore any ailing SWA2801z Active 

Subwoofer back to factory working conditions. They show how to remove and 

replace the drivers and the amplifi er 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.
•  4mm and 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***
• 

18” 

Woofer 

(#1) 

  Part 

#0010141 

  pages 

3-4

• 

18” 

Woofer 

(#2) 

  Part 

#0010141 

  pages 

5-6

• Amplifi er Assembly  

 

Part #0017683 

 

 

pages 7-10

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. 

Summary of Contents for SWA2801z

Page 1: ...1 SWA2801z REPAIR MANUAL...

Page 2: ...nch 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 18 Woofer 1...

Page 3: ...ep the eight screws in a safe place 8 1 2 3 4 5 6 7 9 10 11 12 13 14 15 16 1 Sixteen screws need to be removed from the grill using the phillips head screwdriver Make sure the front of the cabinet is...

Page 4: ...blue and negative solid black cables are still attached to the woofer terminals Remove the cables from their terminals simply by pushing down on the terminal and pulling out the cable The woofer may...

Page 5: ...river Make sure the wheels are facing upwards and the front of the cabinet is facing down 2 Keep the sixteen screws in a safe place 8 1 2 3 4 5 6 7 9 10 11 12 13 14 15 16 3 Eight screws need to be rem...

Page 6: ...red and negative red and black cables are still attached to the woofer terminals Remove the cables from their terminals simply by pushing down on the terminal and pulling out the cable The woofer may...

Page 7: ...ng removal 1 Five screws need to be removed from the SWA2801z amplifier assembly using the 5mm allen wrench Two screws are located on the left side three on the right See the following pictures and fu...

Page 8: ...red and black and 5 solid red Do not force cable removal or connection although needle nose pliers may aid in loosening the crimped cables Notice their placement in the following pictures as well Caut...

Page 9: ...lack Do not force cable removal or connection although needle nose pliers may aid in loosening the crimped cables 2 3 2 3 4 5 4 5 5c Closeups of the other woofer s cables and connectors are shown abov...

Page 10: ...done 7 Important 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 amplifier assembly If not the re...

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