MK Sound V-1250THX Operation Manual Download | Manualshive

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THX

®

Select power

ed subwoofer

Miller & Kreisel Sound Corporation
10391 Jefferson Boulevard
Culver City, CA 90232 USA
(310) 204-2854 FAX (310) 202-8782
www.mksound.com

© 1999 MILLER & KREISEL SOUND CORP.

operation
manual

V-1250

THX

Manufactured under license from Lucasfilm Ltd.
Lucasfilm and THX are registered trademarks of
Lucasfilm Ltd.

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Summary of Contents for V-1250THX

Page 1: ... 10391 Jefferson Boulevard Culver City CA 90232 USA 310 204 2854 FAX 310 202 8782 www mksound com 1999 MILLER KREISEL SOUND CORP operation manual V 1250THX Manufactured under license from Lucasfilm Ltd Lucasfilm and THX are registered trademarks of Lucasfilm Ltd ...

Page 2: ... WITH A NON THX PROCESSOR 9 USING THE SUBWOOFER WITH THE M K HP 80 OR VF 80 HIGH PASS FILTERS 11 TESTING THE SUBWOOFER NON THX 12 SETTING SUBWOOFER LEVEL NON THX 12 USING TWO SUBWOOFERS NON THX 12 7 SATELLITE SUBWOOFER PHASING TEST 13 8 TROUBLESHOOTING 14 IF YOU NEED TO REPLACE THE EXTERNAL FUSE 15 9 IF YOU NEED SERVICE 16 10 SPECIFICATIONS 16 11 CABINET MAINTENANCE 16 WIRING DIAGRAMS FIGURE 1 ONE...

Page 3: ...l power company 9 OVERLOADING Do not overload wall outlets or extension cords as this can result in a risk of fire or electric shock 10 LIQUID ENTRY Never spill any liquid of any kind on the product 11 SERVICING Do not attempt to service this product yourself Opening or removing covers including any over bottom or side speaker drivers may expose you to dangerous voltage or other hazards Refer all ...

Page 4: ...akers There is no need to place your Subwoofer in between the Satellite speakers For the best performance we recommend that your subwoofer be placed against a wall preferably in a corner The ideal place for the subwoofer is the corner with the best structural strength If the corners are roughly equal in construction use the corner nearest the listening position If the listening position is in the ...

Page 5: ...em is unable to locate the direction of bass sounds below approximately 100 150 Hz The direction of low frequency sounds drums basses etc is determined by the higher frequency overtones and harmonics that are reproduced by the Satellite speakers All M K Powered Subwoofers have exceptionally sharp 36 dB octave low pass filters to remove the midbass and midrange frequencies unwanted in a Subwoofer T...

Page 6: ... of Lucasfilm Ltd use a Y connector if your controller has only one subwoofer output jack RIGHT LEFT MONO INPUT REFERENCE 80 Hz 24 dB OCTAVE THX VARIABLE PHASE THX LOW PASS FILTER 3 dB 6 dB BASS LEVEL RIGHT LEFT MONO INPUT REFERENCE 80 Hz 24 dB OCTAVE THX VARIABLE PHASE THX LOW PASS FILTER 3 dB 6 dB BASS LEVEL 1 0 3 9 1 J e f f e r s o n B l v d C u l v e r C i t y C A 9 0 2 3 2 3 1 0 2 0 4 2 8 5 ...

Page 7: ...tion for the subwoofer is to remain plugged in 24 hours a day Among other things this means that you don t have to walk over to the subwoofer to turn it on every time you want to use the system DO NOT PLUG THE SUBWOOFER INTO A SWITCHED OUTLET ON ANOTHER COMPONENT IT CAN DRAW UP TO 400 WATTS FROM THE AC LINE IT MUST BE PLUGGED INTO A SOLID AC LINE 5 CALIBRATING THE SUBWOOFER THX On the back panel o...

Page 8: ...stem will give you the ultimate in bass performance It will give you improved bass impact and definition as well as greater output and dynamic range If you locate the subwoofers in different parts of the room you will get a better overall frequency response because the room modes excited by one woofer are complemented by the presence of the other subwoofer Alternately if you stack two subwoofers o...

Page 9: ...ER OUT and you do not have an M K High Pass Filter or crossover you must use a Y connector to feed the amplifier and subwoofer See Figure 5 above If you have a surround sound processor with a SUBWOOFER OUTPUT jack use it to feed the subwoofer See Figure 5 on page 10 Some surround processors receivers amps have very low output levels from their SUBWOOFER OUTPUT jacks If you do not get enough bass w...

Page 10: ...E THX VARIABLE PHASE THX LOW PASS FILTER 3 dB 6 dB BASS LEVEL 1 0 3 9 1 J e f f e r s o n B l v d C u l v e r C i t y C A 9 0 2 3 2 3 1 0 2 0 4 2 8 5 4 M I L L E R K R E I S E L S O U N D C O R P O R A T I O N Made in U S A T 4 AMP 120 VAC 50 60 Hz SLOW BLOW ATTENTION DEBRANCHER AVANT DE REMPLACER LE FUSIBLE UTILIZER UN FUSIBLE DE RECHANGE DE MEME TYPE CAUTION DISCONNECT SUPPLY CORD BEFORE CHANGIN...

Page 11: ...sfilm Ltd If you have two subwoofers it is not necessary to use both inputs on each subwoofer Connect the interconnect cable to one FROM PREAMP jack only Run the Left channel interconnect cable to the Left subwoofer and the Right interconnect cable to the Right subwoofer See Figures 4 and 6 WIRING WITH THE M K HP 80 OR VF 80 HIGH PASS FILTERS NON THX The M K HP 80 and VF 80 High Pass Filters can i...

Page 12: ... BASS LEVEL control The subwoofer should begin to play Set the BASS LEVEL control where the subwoofer sounds in balance with the Satellite speakers If the system is not working properly unplug the subwoofer and check all of your connections Call your dealer or the factory if you cannot solve any problem SETTING THE SUBWOOFER LEVEL NON THX Here are two ways to set the subwoofer level First if you c...

Page 13: ...f the SUBWOOFER PHASE switch If it is set to the position set it to the position If it was set to the position set it to the position The best way is to have a partner work the switch while you sit in the main listening position and listen Now listen to the same music concentrating on the mid bass If you hear less bass set the SUBWOOFER PHASE switch to the opposite position If you hear more bass l...

Page 14: ... on your THX controller is set above the MIN position d Check the red LED on the subwoofer s back panel If the LED is not lit check the AC fuse next to the LED Unplug the subwoofer before changing the fuse See instructions on Page 15 If the element inside the fuse is broken replace the fuse If it blows again contact your dealer or M K e If the red LED is still lit set the BASS LEVEL switch to the ...

Page 15: ...e input cables as described in Step 4 above If the noise disappears it is coming from another component If it does not go away contact your M K dealer or the factory 6 If the subwoofer will not play loud enough AND it is connected to the SUBWOOFER OUTPUT jack on a non THX surround sound processor Make sure that the BASS LEVEL toggle switch is set to VARIABLE Set the BASS LEVEL control to the MAX p...

Page 16: ...e 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 10 SPECIFICATIONS V 1250THX POWER OUTPUT 125 watts RMS AMPLIFIER DI...

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