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Optimus HY-MT7 User manual

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1. SAFETY PRECAUTIONS
• Beforeinstallationoruse,besuretocarefullyread
all the instructions in this section for correct and
safeoperation.
• Besuretofollowalltheprecautionaryinstructions
in this section, which contain important warnings
and/orcautionsregardingsafety.
• After reading, keep this manual handy for future
reference.
• Donotuseothermethodsthanspeciedtomount
theadapter.Extremeforceisappliedtotheadapter
andthematchingtransformercouldfalloff,possibly
resultinginpersonalinjuries.
• Tighten each nut and bolt securely. Ensure that
the adapter has no loose joints after installation
to prevent accidents that could result in personal
injury.
• Use the specied matching transformer in
combination. Doing otherwise may cause the
adapterormatchingtransformertofalloff,resulting
inpersonalinjury.
• Avoidinstallingthespeakerinlocationsclosetothe
seashore or in indoorswimming facilities that are
not well ventilated. In such locations, the adapter
maybevulnerabletocorrosion,eventuallyallowing
thematchingtransformertofallresultinginpersonal
injury.
Indicatesapotentiallyhazardoussituationwhich,
ifmishandled,couldresultinmoderateorminor
personalinjury,and/orpropertydamage.
CAUTION
• Avoidtouching the adapter’s sharp metal edgeto
preventinjury.
• Havetheadaptercheckedperiodicallybytheshop
from where it was purchased. Failure to do so
mayresult in corrosion or damageto the adapter
that could cause the matching transformer to fall,
possiblycausingpersonalinjury.
2. GENERAL DESCRIPTION
The HY-MT7 Matching Transformer Adapter is
designed to mount an optional MT-200 Matching
Transformer*totheHX-7SeriesSpeakerSystem.
* The Matching Transformer is used to convert low
impedancetohighimpedance(100Vor70Vline).
Refer to the MT-200’s Operating Instructions for
moredetails.
3. MT-200 MOUNTING ExAMPLE
Note
When joiningtwospeakersystems, aseparateMT-
200 Matching Transformer must be attached to the
secondspeakersystemaswell.Themountingmethod
isthesameasthatfortheinitialspeakersystem.
INSTALLATION MANUAL
MATChING TRANSFORMER ADAPTER hY-MT7
ThankyouforpurchasingTOA’sMatchingTransformerAdapter.
Pleasecarefullyfollowtheinstructionsinthismanualtoensurelong,trouble-freeuseofyourequipment.
Indicatesapotentiallyhazardoussituationwhich,
if mishandled, could result in death or serious
personalinjury.
WARNING
MT-200
HX-7 Series speaker
Step 1. RemovetheMT-200’scover.
Step 2. Changetheprimaryconnectiontap.
ThetapoftheMT-200isfactory-presetto167Ω.
Changethesettingasrequired.
To change the tap, reconnect the primary black cord
accordingtothetablebelow.

Tap
Line
25Ω 50Ω 83Ω 167Ω
100Vline
–
200W 120W 60W
70Vline 200W 100W 60W 30W
Note: NevertouchthewhitecordconnectedtotheCOMtap.
4. MOUNTING ThE MT-200 MATChING TRANSFORMER
BeforemountingtheMT-200,layoutaprotectivesheet,corrugatedcardboardorothersoftmaterialonaat
surface,andperformallworkonthespeakerwithitsfrontbafefacingdownward.
Speaker module
Speaker system
Note
Each HX-7 Series Speaker System
consists of four speaker modules.
Tightentheboltssecurely,asinstructedbelow.
Failuretofollowinstructionspreciselycouldresultinafallingspeaker
andpotentialpersonalinjury.
• Ensurethatallboltsaresecurelyinsertedasfarastheirthreadsgo,
thensecurelyfasteneachboltwithanut.
• Tighten all the bolts with the designated tightening torque. For
tightening,useaPhillipsscrewdriver,oropen-orbox-endwrench.
WARNING
Cover
Cover fixing screw
MT-200
COM
25Ω 50Ω 83Ω167Ω
White (–)
Black (+)
Step 3. MounttheMT-200tothisadapter.
Mount the MT-200 as shown in the gure at
right.Itscompletedinstallationisshowninthe
“MT-200MountingExample”gureonthefront
page.
Tip
BesuretokeeptheMT-200’scoverremoved.
Note
Wheninstallingspeakersystemsundereaves,
besuretoinstallinaverticalarray.Further,to
ensure the MT-200’s waterproong capability,
install it so that its top panel surface is tilted
within45ºoftheverticalplane.
If the MT-200’s waterproong capabilities
cannot be ensured by the mounting method
shown in the gure at upper right, mount the
MT-200asshownatlowerright.
Refertotheoperatinginstructionssuppliedwith
theMT-200.
MT-200 (without cover)
This adapter
Tightening torque:
8 N·m
Hex head bolt (supplied
with the MT-200)
Plain washer for M8
(accessory)
Nut for M8
(accessory)
Step 4. Mountthisadaptertotherearpanelofthespeakermodule.
This adapter can be attached to any
speaker module, however there may be
cases in which they cannot be easily
attached due to their combination with
otheroptionalmountingbrackets.Insuch
cases, attach this adapter to any free
speakermodule.
This adapter
Hex head bolt M6 x 16
(with spring and plain
washers, accessory)
Tightening
torque: 3 N
·m
MT-200
45°
45°
UP
Top surface
MT-200 (without cover)
Tightening torque:
8 N·m
Hex head bolt (supplied
with the MT-200)
This adapter
Plain washer for M8
(accessory)
Nut for M8
(accessory)
Step 5. ConnectthelinesfromtheMT-200tothespeaker’srear-mountedconnector.
Forcableconnection,refertotheMT-200’sandtheHX-7Seriesspeaker’sOperatingInstructions.
Step 6. ReplacetheMT-200’scoverandtightenthescrews.
Securetheremovedcoverwiththe2coverfixingscrews.
Note
Toensurethesplash-proofcapability,pressthecoverrmlyontothegasket.
URL:http://www.toa.jp/
133-01-00038-00
5. SPECIFICATIONS
ApplicableSpeaker HX-7B,HX-7W,HX-7B-WP,HX-7W-WP
Finish Stainless,black,semi-gloss,paint
Dimensions 30(w)x70(h)x28(d)mm(1.18"x2.76"x11.02")
Weight 140g(0.31lb)
Note:Thedesignandspecicationsaresubjecttochangewithoutnoticeforimprovement.
• Accessories
HexheadboltM6x16withspringandplainwashers....... 4
PlainwasherforM8............................................................ 2
NutforM8........................................................................... 2
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