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4

Connecting your MS500 THX Select System

Please do not compromise the performance of your system by using infe-

rior quality cables.  Mordaunt-Short recommends that high quality cables

of 16 gauge or higher be used.  Your professional dealer will give you

good advice.

There are two pairs of terminals on the rear of every speaker which

permit bi-wiring if desired.  For standard (non bi-wire) cable connection,

leave links in place and use either pair of terminals (fig. 1).

Observing polarity is of the utmost importance while connecting your

loudspeakers.  Ensure that the red (+) terminals on your amplification

system are connected to the red (+) on the speaker, and black (-) on

your amplification system to black (-) on your speakers.

If your speakers are wired incorrectly they will be out of phase and sound

hollow and indistinct, with a weak bass.  Re-check your connections for

correct polarity and reverse the connections if necessary

Bi-wiring sends the bass and treble frequencies down separate speaker

cables, resulting in a clearer, more focused sound.  To bi-wire each speaker

loosen the upper pair of terminals and allow the binding post links to

disconnect (fig. 2).  Use two runs of cable, or specific bi-wire cable,

between the amplifier and each pair of terminals

Important note

Always unplug all A.C. powered components before making any loud-

speaker or component connections.  This will avoid the risk of electric

shock or damage to your equipment.

GETTING STARTED

fig. 1

fig. 2

Summary of Contents for 500 Series THX

Page 1: ...DRAWI MS500 System As per supplied sample MATERIAL DRAWI MS500 System As per supplied sample MATERIAL 500 Series THX Select System Owners Manual R ...

Page 2: ...esult of an extensive Research and Development program undertaken to provide you with accurate uncompromised reproduction of movie soundtracks and music With attention to detail second to none these loudspeakers not only guarantee outstanding enjoyment but their elegant clean lines also allow them to integrate easily into the home Please read and retain this manual it contains much useful informat...

Page 3: ...annel soundtracks home THX successfully adjusts audible tonal and spatial anomalies These are caused by the reproduction of movie soundtracks that are really designed for playback in cinemas in the more compact home environment THX Select was developed specifically for the smaller room calibrated to define reference level performance in environments of about 2000 cu ft THX Select gives you full co...

Page 4: ... red on the speaker and black on your amplification system to black on your speakers If your speakers are wired incorrectly they will be out of phase and sound hollow and indistinct with a weak bass Re check your connections for correct polarity and reverse the connections if necessary Bi wiring sends the bass and treble frequencies down separate speaker cables resulting in a clearer more focused ...

Page 5: ...set up is shown in fig 5 Your MS502 front left and right speakers should be placed equidistant to the left and right of your screen far enough apart to ensure good stereo imaging and with the subwoofers facing out If they are too far apart or too close to the corners of the room they will sound distracting and dis tant Although normally best suited facing straight ahead it may be neces sary if pos...

Page 6: ...ssover circuits as required by Lucasfilm THX when used with THX certified electronics wiring configuration shown in fig 7 opposite EXT mode also selects the EXT THX input socket but enables the volume control and internal crossover circuits for use with a non THX certified surround sound processor wiring configuration shown in fig 7 below Volume control should be adjusted for best sound balance IN...

Page 7: ... to the same frequency as the problem resonance The notch then attenuates this frequency only and gives a more even flatter bass re sponse Two levels of cut 6dB shallow and 12dB deep are available See EQ Adjustment section for full details 7 Power Switches the subwoofer amplifier power on or off 8 Auto On If switched to auto the amp will remain in standby mode until a signal is detected at the inp...

Page 8: ...r not supplied This gives an accuratemeasureofthevolumelevelofthetonesemittedfromthetest CD SPL meters are available from Radio Shack US Maplin UK and all good electrical shops If you are unable to locate one ask your dealer for advice Instructions 1 Startbyplacingyourloudspeakersintheirintendedlocations positioning is discussed on page 5 ensuring that the notch filter is set to the OFF position o...

Page 9: ...a symptom identified by lack of detail in music and distortion If this occurs TURN IT DOWN If you don t want to blow up your speakers but want louder sound please purchase a more powerful amplifier Grilles Mordaunt Short loudspeakers have been designed for optimum listening with grilles in place The best overall performance will be had with the tweeter protection grilles removed if fitted they are...

Page 10: ...agneticCompatibility 89 336 EEC Directives when used according to this instruction manual SAFETY PRECAUTIONS Plug Fitting Instructions UK only Thecordsuppliedwiththisapplianceisfactoryfittedwitha13Amainsplugfitted with a 3A fuse inside If it is necessary to change the fuse it is important that a 3A one is used If the plug needs to be changed because it is not suitable for your socket or becomes da...

Page 11: ...2 5 25 Aluminium alloy mid bass 1 1 Aluminium tweeter 2 5way 4th order mid 2nd order DVP HF Bi wirable gold plated 5way binding posts 180 x 500 x 195 mm 7 2 kg Above below screen 80Hz 22kHz 87dB 8 Ohms Less than 2 at 90dB 15W 150W rms 2 5 25 Aluminium alloy mid 2 1 Aluminium tweeter AttenuateddipoleLF 2nd order mid HF Bi wirable gold plated 5way binding posts 362 x 327 x 185 mm 6 7 kg Wall mounted...

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