Transducer Service; Lf Loudspeaker; Hf Driver Or Diaphragm - L-Acoustics 115XTHiQ Manuel D'utilisation

115XT HiQ 115XT HiQ
115XT HiQ 115XT HiQ
COAXIAL STAGE MONITOR COAXIAL STAGE MONITOR COAXIAL STAGE MONITOR COAXIAL STAGE MONITOR
user manual user manual
user manual user manual
VERSION 1.4
8.3

Transducer service

8.3.1

LF loudspeaker

If damaged, the 15" LF loudspeaker should be removed and repaired or replaced as described below. Recone kits are
available. Alternatively, reconing can be performed by L-ACOUSTICS
15" loudspeaker removing procedure
1. Put the enclosure on a flat surface and roll both rubber bands back away from the grill.
2. Remove the grill: remove the 6 Torx
the logo side before removing.
3. Remove the loudspeaker coaxial assembly: remove the 4 hex screws with flat washers and mounting brackets,
lift up the loudspeaker by using a flat screwdriver.
4. Place the loudspeaker coaxial assembly in front of the enclosure with HF waveguide facing the flat surface.
5. Disconnect the four cables (1 red, 1 black, 1 blue, and 1 white) from the transducer terminal posts (push on
the spring-loaded terminal post, slide the cable out, and release the terminal post).
6. Remove both hex screws located on the HF heat dissipation plate and remove the HF assembly.
7. Remove the four hex screws located at the back of the HF waveguide.
8. Turn the assembly upside down, remove the HF waveguide with four washers, and remove the rubber joint.
15" loudspeaker replacing procedure
1. Place the LF speaker in front of the enclosure with cone facing the user.
2. Place the rubber joint, four washers, and HF waveguide on the LF speaker.
3. Turn the assembly upside down and screw in the four hex screws at the back of the HF waveguide (5 N.m/45
in.lb , thread-locker).
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4. Install the HF assembly on the LF loudspeaker and screw in both hex screws through the HF heat dissipation
plate (5 N.m/45 in.lb
5. Connect the four cables to the transducer terminal posts (push on the spring-loaded terminal post,
slide the cable in, and release the terminal post): red = LF+ (LF red terminal post), black = LF- (LF
black terminal post), blue = HF+ (HF red terminal post), white = HF- (HF black terminal post).
6. Install the loudspeaker assembly in the enclosure and screw in the 4 hex screws with flat washers
and mounting brackets: into each hex screw insert a flat washer and then a mounting bracket (following this
sequence) and screw in the assembly to one of the four locations (5 N.m/45 in.lb
7. Install the grill (with logo in the same orientation as before removing) and screw in the 6 Torx
at 10 mm/0.5 inch besides the previous drillings (4 N.m/36 in.lb
along the inside of the cabinetry.
8. Put in place both rubber bands on the grill.
8.3.2

HF driver or diaphragm

If damaged, the HF diaphragm or the full HF driver should be removed and replaced as described below.
HF driver or diaphragm removing procedure
1. Put the enclosure on a flat surface and roll both rubber bands back away from the grill.
2. Remove the grill: remove the 6 Torx
Remember the logo side before removing.
3. Remove the loudspeaker coaxial assembly: remove the 4 hex screws with flat washers and mounting
brackets, lift up the loudspeaker by using a flat screwdriver.
4. Place the loudspeaker coaxial assembly in front of the enclosure with HF waveguide facing the flat surface.
5. Disconnect both blue and white cables from the HF driver terminal posts (push on the spring-loaded
terminal post, slide the cable out, and release the terminal post).
6. To only remove the diaphragm: Remove the 4 hex screws from the back cover of the driver, pull the cover
out, and pull the diaphragm out from the magnet.
To remove the full HF driver: Remove both hex screws from the HF heat dissipation plate and remove the HF
assembly from the LF loudspeaker. Remove both Torx
this plate from the driver.
HiQ_UM_ML_1-4
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screws, lift up the grill (hands through the handles). Note: Remember
, thread-locker).
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screws, lift up the grill (hands through the handles). Note:
w w w . l - a c o u s t i c s . c o m
®
(see section 8.4).
).
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). Note: pay attention for the fabric to slide
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screws from the rear face of the plate and separate
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screws
18 en 18
18 18