MK Sound MX-150THX, V-125THX, MX-SERIES If YOU Need Service, Specifications, Cabinet Maintenance

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THX subwooferspage 16

 

REPLACEMENT FUSE VALUES

 

 

110 VOLT

220 VOLT

220 VOLT

 

(3 AG 1/4" x 1 1/4" slow blow)

(5 X 20 mm IEC-127/III)

MX-150THX

4 amp

2 amp

T 1.6 A (time-lag)

V-125THX

2 amp

1 amp

T 800 mA (time-lag)

11. IF YOU NEED SERVICE

Contact your dealer or M&K with a complete description of the problem. Please have the unit's model and serial numbers (found on the back of the cabinet), date of purchase, and your dealer's name. You can call M&K between 8:30 AM and 5:00 PM Pacific Time, Monday through Friday, at (310) 204-2854. If you call outside these hours, leave a message, and we will return your call.

DO NOT RETURN YOUR SPEAKERS TO THE FACTORY FOR

SERVICE WITHOUT OBTAINING PRIOR AUTHORIZATION.

All M&K subwoofers carry a three year limited parts and labor warranty. This warranty is transferable to new owners up to three years from the date of original purchase. It does not cover abuse, misuse, repairs by unauthorized service stations, speakers without serial numbers, and damage in shipping or by accident. If you have questions about the warranty, please contact M&K or your dealer.

SAVE ALL OF YOUR SUBWOOFER PACKING MATERIAL.

YOU MUST USE IT ANY TIME YOU SHIP YOUR UNIT.

12. SPECIFICATIONS

 

MX-150THX

V-125THX

POWER OUTPUT:

150 watts RMS

125 watts RMS

AMPLIFIER DISTORTION:

Less than 0.03% from 20 to 125 Hz at full output

 

into subwoofer drivers (all models)

INPUT IMPEDANCE:

15 Kohms

15 Kohms

NOISE:

better than -90 dB relative to full output (all models)

TYPICAL ROOM RESPONSE:

20 - 125 Hz ± 3 dB

20 - 125 Hz ± 3 db

DIMENSIONS (H x W x D):

23" x 15 1/4" x 19 5/8" 18 1/2" x 15 3/8" x 20 1/4"

WEIGHT:

74 lbs.

54 lbs.

13. CABINET MAINTENANCE

The painted black cabinet of your subwoofer has a furniture-grade finish that will maintain its attractive appearance with proper care. Treat this cabinet as you would any piece of fine furniture. Regular cleaning is all that is required. Matching black paint can be used if necessary to repair any surface damage.

0797MX150THX &V125THX.PM6

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Contents THXpowered subwoofers Table of Contents Wiring DiagramsSafety Instructions THX subwooferspageWhere to Place Your Subwoofer Connecting the Subwoofer to a THX ControllerIntroduction Operation with THX ComponentsWiring ONE Subwoofer with a THX Controller Testing the Subwoofer THX Mode Operation of the LOW Pass Filter Switch THXOperation of the Bass Level Switch THX Calibrating the Subwoofer THXSetting Subwoofer Level THX Using TWO Subwoofers THXOperation of the LOW Pass Filter Switch Operation with a NON-THX ProcessorOperation of the Bass Level Switch Wiring with a NON-THX Processor or PreampPreamp Testing the Subwoofer NON-THX Using TWO Subwoofers NON-THX Setting the Subwoofer Level NON-THXSATELLITE/SUBWOOFER Phasing Test Phasing Test Method ONE FINE-TUNING the Placement of Your SubwooferPhasing Test Method TWO Special Method for Placing the Subwoofer Troubleshooting USE of Spiked Feet with MX SubwoofersIf you hear a persistent hum or buzz through the subwoofer If YOU Need to Replace the External FuseIf YOU Need Service SpecificationsCabinet Maintenance Replacement Fuse ValuesTHX subwoofers