MartinLogan Summit X Portable Speaker User Manual


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24 Troubleshooting
No Output
• Checkthatallyoursystemcomponentsareturnedon.
• Checkyourspeakerwiresandconnections.
• Checkallinterconnectingcables.
• Tryhookingupadifferentsetofspeakers.Thelackof
output could point to a problem with other equipment
in your system (amp, pre-amp, processor, etc.)
Weak or no Output from Electrostatic Panel, Loss of Highs
• Checkthepowercord.Isitproperlyconnectedtothe
speaker and to the wall?
• Isthepowercordconnectedtoaswitchedoutlet?
• Dirtanddustmayneedtobevacuumedoff.Pleasesee
the FAQ regarding vacuuming.
• Ifusingasingle-wireconnection,checktomakesure
that the jumper clips are in place and that the binding
posts are firmly hand-tightened.
• Checkthebindingposts.Arethedirty?Ifsocleanthem
with rubbing alcohol.
• Checkthebindingposts.Aretheloose?Makesurethey
are firmly hand-tightened.
• Hasaforeignsubstance(suchasahouseholdcleaning
chemical or soap) been applied to the panel? If so the
speaker will require servicing.
Popping and Ticking Sounds, Funny Noises
• Theseoccasionalnoisesareharmlessandwillnothurt
your audio system or your speakers. All electrostatic
speakers are guilty of making odd noises at one time or
another. It is the result of airborne contaminates (most
notably dust). Vacuuming is recommended.
• Thesenoisesmaybecausedbydirtanddustparticles
collecting on the speaker, by high humidity.
• Dirtanddustmayneedtobevacuumedoff.Pleasesee
the FAQ regarding vacuuming.
Exaggerated Highs, Brightness
• Checkthetoe-inofthespeakers.ReadthePlacement
section of this manual for more information.
Muddy Bass
• Checkplacement.Trymovingthespeakersclosertothe
front and sidewalls.
• Checkthetypeoffeetthatarebeingused.Tryattaching
the coupling spikes.
• Possiblymeanslowelectrostaticpaneloutput.See
'Weak Output from Electrostatic Panel, Loss of Highs’.
Lack of Bass, No Bass
• Checkyourspeakerwires.Isthepolaritycorrect?
• Checkyourspeakerwires.Isthewooferworking?
• Checkyourspeakerwiresifbi-wiring.
• Ifusingasingle-wireconnection,checktomakesure
that the jumper clips are in place and that the binding
posts are firmly hand-tightened.
• Checkthebindingposts.Arethedirty?Ifsocleanthem
with rubbing alcohol.
• Checkthebindingposts.Aretheloose?Makesurethey
are firmly hand-tightened.
Poor Imaging
• Checkplacement.Arebothspeakersthesamedistance
from the walls? Do they have the same amount of toe-
in? Try moving the speakers away from the back and
sidewalls.
• Checkthepolarityofthespeakerwires.Aretheycon-
nected properly?
• Tryswitchingtheleftspeakerwiththeright.
• AreyourspeakerssetupinanL-shapedroom?Ifso,
you may experience off-center imaging. Talk to your
dealer about acoustical room treatment options.
trouBlesHootIng
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