Instruction/ maintenance manual of the product SA1521z Alvarez
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1 SA1521z REPAIR MANUAL.
2 These instructions are intended to help restore any ailing SA1521z Active Loudspeaker back to factory working conditions. They show how to remove and replace the drivers and the ampli fi 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.
3 Led PCB replacement: 3 Carefully begin to remove the grill. Do not fully remove the grill as the cable is still fi rmly attached to the led PCB assembly. 2 Keep the six screws in a safe place. 4 Carefully remove the cable attached to the led PCB assembly.
4 6 Carefully remove the led PCB assembly from the back side of the grill. Led PCB replacement continued: 7 The hard part is done, the rest is easy! Place the new led PCB assembly (part #0007334) where the old one was. Follow the same steps as above, but backwards 6 to 1.
5 Woofer replacement: 1 Follow steps 1-4 of the led PCB replacement instructions, as the grill will need to be removed in order to access the woofer. 2 Eight screws and washers need to be removed from the woofer using the 4mm allen wrench. 3 Keep the eight screws and fl at washers in a safe place.
6 Woofer replacement continued: 6 Remove the cables from their terminals simply by pushing down on the terminal and pulling out the cable. 7 This is what it looks like with the grill and woofer removed. Place the new woofer (part #0013918) where the old one was.
7 High Frequency Driver replacement: 1 Follow steps 1-4 of the led PCB replacement instructions, as the grill will need to be removed in order to access the high frequency driver. 2 Eight screws and washers need to be removed from the horn using the phillips head screwdriver.
8 High Frequency Driver replacement continued: 5 The positive (solid blue) and negative (blue and black) cables are still attached to the high frequency driver terminals. Remove the cables from their terminals simply by pushing down on the terminal and pulling out the cable.
9 High Frequency Driver replacement continued: 9 The high frequency driver should easily lift right off of the horn assembly. Holding down the horn assembly with one hand while lifting up on the driver with the other hand may help. 8 Keep the four headless screws in a safe place, as well.
10 3 The horn is shown above with the high frequency driver circled. Four screws need to be removed from the driver using the 3mm allen wrench. 4 Keep the four screws in a safe place. 5 The diaphragm and plate adapter are easily removed from the horn assembly.
11 Ampli fi er Assembly replacement: 1 Fourteen screws need to be removed from the ampli fi er assembly using the phillips head screwdriver. The ampli fi er assembly is capped by two cover plates (part #33901380) outlined above.
12 Ampli fi er assembly replacement continued: 4 Once the two cover plates are removed, two more screws need to be taken out in order to separate the ampli fi er assembly from the cabinet. Keep the two screws in a safe place. 5 The ampli fi er assembly is now ready to be separated from the cabinet.
13 7 Place the new ampli fi er assembly (part #0013838-00) where the old one was. Follow the same steps as above, but backwards 6 to 1. Remove the serial number from the faulty ampli fi er assembly (as shown in picture above) and place on the new ampli fi er assembly.
An important point after buying a device Alvarez SA1521z (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Alvarez SA1521z yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Alvarez SA1521z - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Alvarez SA1521z you will learn all the available features of the product, as well as information on its operation. The information that you get Alvarez SA1521z will certainly help you make a decision on the purchase.
If you already are a holder of Alvarez SA1521z, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Alvarez SA1521z.
However, one of the most important roles played by the user manual is to help in solving problems with Alvarez SA1521z. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Alvarez SA1521z along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
