Mackie SA1532Z Istruzioni operative
1
SA1532z REPAIR MANUAL
2
These instructions are intended to help restore any ailing SA1532z Active
Loudspeaker back to factory working conditions. They show how to remove and
replace the drivers and the amplifier 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.
• 3mm 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 (Bottom) Part #0013917 pages 5-6
• 15” Woofer (Top) Part #0013917 pages 7-9
• High Frequency Driver Part #0013925 pages 10-13
• Diaphragm Part #coming soon page 14
• Mid Frequency Driver Part #0013897 pages 15-17
• Amplifier Assembly Part #0013841-00 pages 18-21
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 grill. Do
not fully remove the grill as the cable
is still firmly attached to the led PCB
assembly. A flat head screwdriver may
aid in loosening the grill from the cabinet.
2
Keep the ten screws in a safe place.
4
Carefully remove the cable attached to
the led PCB assembly.
1
Five screws need to be removed from
each side of the grill using the phillips
head screwdriver (ten screws in all).
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. Power up the SA1532z and the led
should light up. Congratulations, you just
replaced an led PCB assembly...now go
play some shows!
5
Use the phillips head screwdriver to
remove one screw near the center of
the led PCB assembly.
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 washers need to be
removed from the woofer using the
phillips head screwdriver.
3
Keep the eight screws and flat 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 flat 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
17 pounds with the weight unevenly
distributed.
1
23
4
5
6
7
8
screws 1-5
screws 6-8
6
Bottom woofer replacement continued:
6
The picture on the right shows what
the SA1532z looks like with the grill and
bottom woofer removed . Place the
new woofer (part #0013917) 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
SA1532z and the new woofer should now
be pumping out glorious lows. Awesome,
you just replaced a 15” woofer!
5
The positive (solid yellow) 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
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
Two woofer screws are hidden by the grill
support (outlined on the left). The woofer
can not be removed until the support
is. See the following pictures and further
instructions.
123
4
5
6
7
8
Screws hidden
by grill support
3
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 with the
phillips head screwdriver through the
rubber strip where the screw is located.
The grill support is easily removed by
pulling it off of the cabinet. The top two
woofer screws may now be accessed
and removed.
12
grill support
screw locations grill support
screw locations
8
Top woofer replacement continued:
4
Keep the eight screws and flat washers in
a safe place.
5
Carefully begin to remove the woofer.
A flat head screwdriver may aid in
loosening the woofer by prying between
the woofer and cabinet. Hold the woofer
in place with one hand while prying
around the edge with your free hand.
Caution: The woofer is approximately
17 pounds with the weight unevenly
distributed.
-
+
Push down
6
The positive (solid yellow) 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.
9
7
The picture on the left shows what it
looks like with the grill and top woofer
removed . Place the new woofer (part
#0013917) where the old one was. Follow
the same steps as above, but backwards
6 to 1. Power up the SA1532z and the
new woofer should now be pumping
out glorious lows. Awesome, you just
replaced a 15” woofer!
Top woofer replacement continued:
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
Fourteen screws and washers need to be
removed from the horn assembly using
the phillips head screwdriver.
3
Keep the fourteen screws and flat
washers in a safe place. Note: There are
two different screws that connect the
horn assembly to the cabinet.
1
23456
7
810
9
11
12
13
14
screws 1-8
screws 9-14
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