Mackie_SR1522z_Repair_Manual电路图.pdf

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1、1 SR1522z REPAIR MANUAL RadioFans.CN 收音机爱 好者资料库 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 amplifi er assembly. Please contact Mackie Tech Support (1-800-898-3211)

2、 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. 3mm

3、 and 5mm allen wrenches. 8mm open end 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

4、” Woofer (Bottom) Part #0013913 pages 5-6 15” Woofer (Top) Part #0013913 pages 7-9 High Frequency Driver Part #0008093 pages 10-13 Diaphragm Part #coming soon pages 14-15 Amplifi er Assembly Part #0014138-00 pages 16-19 Safety Warnings: Make sure that you turn off the unit and disconnect the power c

5、ord (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 en

6、tails. Before beginning the repair, touch metal to discharge any lingering internal static electricity. RadioFans.CN 收音机爱 好者资料库 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 han

7、d 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 safe place. 1 Five screws need to be removed from each side of the grill (ten screws total) using the phillips head screwdriver. 1

8、 2 38 6 7 4 5 9 10 4 Carefully remove the cable attached to the led PCB assembly. 5 Use the phillips head screwdriver to remove one screw from the center of the led PCB assembly. RadioFans.CN 收音机爱 好者资料库 4 Led PCB replacement continued: 6 Carefully remove the led PCB assembly from the back side of th

9、e 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 replaced an led PCB assembly.now go play some sh

10、ows! 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 45 6 7 screws 1-3

11、screws 4-8 3 Keep the eight screws and fl at washers in a safe place. Note: There are two different screws that connect the woofer to the cabinet. 4 Carefully begin to remove the woofer. A fl at head screwdriver may aid in loosening the woofer by prying between it and the cabinet. Hold the woofer in

12、 place with one hand while prying around the edge with your free hand. Caution: The woofer is approximately 11 pounds with the weight unevenly distributed. 6 Bottom woofer replacement continued: 6 The picture to the right shows what the SR1522z looks like with the grill and bottom woofer removed. Pl

13、ace 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 and the new woofer should now be pumping out glorious lows. Awesome, you just replaced a 15” woo

14、fer! 5 The positive (solid yellow) and negative (solid blue) 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 7 Top woofer replacement: 1 Follow steps 1-4 of the led PCB replaceme

15、nt 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 different screws that conn

16、ect the woofer to the cabinet. 12 34 56 78 screws 1-4 screws 5-8 * The grill support (located just above screws 7 and 8) 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 gril

17、l support may be found on page 9. 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

18、 is what the SR1522z looks like with the grill and top woofer removed. Place the new woofer (part #0013913) where the old one was. Follow the same steps as above, but backwards 5 to 1. Power up the SR1522z and the new woofer should now be pumping out glorious lows. Awesome, you just replaced a 15” w

19、oofer! 4 Carefully begin to remove the woofer. A fl at head screwdriver may aid in loosening the woofer by prying between it and the cabinet. Hold the woofer in place with one hand while prying around the edge with your free hand. Caution: The woofer is approximately 11 pounds with the weight uneven

20、ly distributed. 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: To

21、p woofer replacement continued: 7 8 3 4 1 The grill support is covered with a rubber strip. The four screws may be accessed by either: (1) peeling back the rubber strip, or (2) puncturing a hole through the rubber strip where the screws are located with the phillips head screwdriver. The grill suppo

22、rt is easily removed by pulling it off of the cabinet. Dont forget to screw the grill support back in place once the woofer is replaced! grill support screw locations 10 High Frequency Driver replacement: 1 Follow steps 1-4 of the led PCB replacement instructions, as the grill will need to be remove

23、d 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 begin to remove the entire horn assembly (with the high frequency driver still attached).

24、 Caution: The horn weighs about 5 pounds, and the weight is unevenly distributed. 12 34 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 hi

25、gh frequency driver. 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. - + Push down 12 High Frequency Driver replacement

26、 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

27、assembly. Lift the horn up as the nuts are loosened. It cannot be removed otherwise. Notice that the fl at washer is on the bottom, followed by the locking washer, and fi nally the nut. 9 The horn assembly should easily lift right off of the high frequency driver. nut fl at washer headless screw loc

28、king washer 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 #000809

29、3) where the old one was. Follow the same steps as above, but backwards 10 to 1. Power up the SR1522z and the new driver should now be pumping out those highs again. Fantastic, you just replaced a high frequency driver! High Frequency Driver replacement continued: 1 2 3 4 14 3 The horn assembly is s

30、hown 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 fre

31、quency driver replacement instructions, as the horn will need to be removed in order to access the diaphragm. 1 At the present time (December 2006), diaphragms are not currently available, so you will have to replace the complete driver following the previous section (pages 10-13). If you have recei

32、ved a diaphragm, please follow the steps below. 12 34 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

33、should now be pumping out those highs again. Sweet, you just replaced a diaphragm! Diaphragm replacement continued: 6 This is what the plate adapter and diaphragm look like after they have been removed from the horn assembly. The diaphragm is separated from the plate adapter simply by pushing down o

34、n the terminals. 16 Amplifi er Assembly replacement: 1 Fourteen screws need to be removed from the amplifi er assembly using the phillips head screwdriver. The amplifi 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 be

35、tween the cabinet and the cover, as well as the amp assembly and cover. Make sure to get around the entire cover plate in order to liberate them. 2 Keep the fourteen screws in a safe place. 8 1 2 3 4 5 6 7 9 11 10 12 13 14 17 Amplifi er assembly replacement continued: 4 Once the two cover plates are

36、 removed, two more screws need to be taken out in order to separate the amplifi er assembly from the cabinet. Keep the two screws in a safe place. 1 2 5 The amplifi er assembly is now ready to be separated from the cabinet. Do not completely take the amplifi er assembly off yet, as fi ve cables need

37、 to be removed fi rst (as shown above): (1) led PCB cable, (2) blue and black, (3) solid blue, (4) solid black, and (5) solid yellow. Do not force cable removal or connection, although needle-nose pliers may aid in loosening the crimped cables. Caution: The amplifi er assembly is approximately 18 po

38、unds, so please make sure to grasp it fi rmly. 1 2 3 4 5 18 Amplifi 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 amplifi er assembly. The cable only fi ts in one way. 7 See the pictures to

39、the right for the closeups of the woofer and high frequency driver terminals. Make sure the cables are reconnected to the same terminals they were removed from (but on the new amplifi er assembly). Once again, they are: (2) blue and black, (3) solid blue, (4) solid black, and (5) solid yellow. Do no

40、t force cable removal or connection, although needle-nose pliers may aid in loosening the crimped cables. 1 Edge of amplifi er assembly 1 Edge of amplifi er assembly 2 Edge of amplifi er assembly 345 2 Edge of amplifi er assembly 345 19 8 Place the new amplifi er assembly (part #0014138-00) where th

41、e old one was. Follow the same steps as above, but backwards 7 to 1. Remove the serial number from the faulty amplifi er assembly (as shown in picture above) and place on the new amplifi er assembly. Power up the SR1522z and relish in the fact that you just replaced an amplifi er assembly. Hats off

42、to you for a job well done! Amplifi er assembly replacement continued: 9 Important: The faulty amplifi er assembly must be returned to LOUD Technologies. The address should be on the return shipping label that was provided with the new amplifi er 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.