Mackie SR1522Z инструкция обслуживания

1 SR1522z REPAIR MANUAL[...]

2 These instructions are intended to help restore any ailing SR1522z 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. The[...]

3 Led PCB replacement: 3 Carefully begin to remove the grill. The grill has a tendency to want to “pop out,” so please be sure to hold the grill in place with your free hand while removing the screws with the other hand. Do not fully remove the grill as the cable is still fi rmly attached to the led PCB assembly. 2 Keep the ten screws in a saf[...]

4 Led PCB replacement continued: 6 Carefully remove the led PCB assembly from the back side of the grill. 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. Power up the SR1522z and the led should light up. Congratulations, you just r[...]

5 Bottom 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 bottom woofer. 2 Eight screws and fl at washers need to be removed from the woofer using the phillips head screwdriver. 8 1 2 3 4 5 6 7 screws 1-3 screws 4-8 3 Keep the eight screws and fl at washers[...]

6 Bottom woofer replacement continued: 6 The picture to the right shows what the SR1522z looks like with the grill and bottom woofer removed. Place the new woofer (part #0013913) where the old one was. Follow the same steps as above, but backwards 5 to 1, making sure to keep the led PCB assembly cable in front of the woofer. Power up the SR1522z an[...]

7 Top 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 top woofer. 2* Eight screws and fl at washers need to be removed from the woofer using the phillips head screwdriver. 3 Keep the eight screws and fl at washers in a safe place. Note: There are two diffe[...]

8 Top woofer replacement continued: 5 The positive (solid 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. Push down + - 6 This is what the SR1522z looks like with the grill and top woofer removed. Place the ne[...]

9 * The grill support (located just above screws 7 and 8 and outlined below) does not need to be taken off in order to remove and replace the top woofer. However, it would certainly make the repair slightly more manageable. Directions for removing the grill support are as follows: Top woofer replacement continued: 7 8 3 4 1 The grill support is cov[...]

10 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 Four screws and fl at washers need to be removed from the horn using the 5mm allen wrench. 3 Keep the four screws and fl at washers in a safe place. 4 Carefully begi[...]

11 High Frequency Driver replacement continued: 6 This is what it looks like with the grill and horn removed. See the next page for further instructions and additional pictures on how to remove and replace the high frequency driver. 5 The positive (solid blue) and negative (blue and black) cables are still attached to the high frequency driver term[...]

12 High Frequency Driver replacement continued: 8 Keep the four nuts, four locking washers, and four fl at washers in a safe place. 7 Four nuts and eight washers may be removed from the driver using the 8mm open end wrench. Turn counter- clockwise to loosen and remove, clockwise to tighten. The other three are located around the horn assembly. Lif[...]

13 10 Four headless screws need to be removed from the high frequency driver. Pliers could help if the screws are too tight. Turn counter-clockwise to loosen and remove, clockwise to tighten. Keep the four headless screws in a safe place. Place the new high frequency driver (part #0008093) where the old one was. Follow the same steps as above, but [...]

14 3 The horn assembly 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. Diaphragm replacement: 2 Follow steps 1-5 of the high frequency driver replaceme[...]

15 7 This is what the diaphragm (left) and plate adapter (right) both look like. Place the new diaphragm (part # coming soon) where the old one was. Follow the same steps as above, but backwards 6 to 1. Power up the SR1522z and the new diaphragm should now be pumping out those highs again. Sweet, you just replaced a diaphragm! Diaphragm replacement[...]

16 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 outlined above. 3 The covers may be worked loose by wedging a fl at head screwdriver in between the cabinet and the cover, as well as the amp assembly[...]

17 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. 1 2 5 The ampli fi er assembly is now ready to be separated from the cabinet. Do not completely take the ampli fi er ass[...]

18 Ampli fi er assembly replacement continued: 6 Closeups of the led PCB cable and connector are shown above. The black wire of the cable is closest to the edge of the ampli fi er assembly. The cable only fi ts in one way. 7 See the pictures to the right for the closeups of the woofer and high frequency driver terminals. Make sure the cables are[...]

19 8 Place the new ampli fi er assembly (part #0014138-00) where the old one was. Follow the same steps as above, but backwards 7 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. Power up the SR1522z and relish in the fact that you just replaced an ampli ?[...]