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1. SAFETY PRECAUTIONS
• Beforeinstallationoruse,be sure tocarefullyreadalltheinstructions in thissectionforcorrectandsafe
operation.
• Besuretofollowalltheprecautionaryinstructionsinthissection,whichcontainimportantwarningsand/or
cautions regarding safety.
• Afterreading,keepthismanualhandyforfuturereference.
Safety Symbol and Message Conventions
Safety symbols and messages described below are used in this manual to prevent bodily injury and property
damage which could result from mishandling. Before operating your product, read this manual rst and
understand the safety symbols and messages so you are thoroughly aware of the potential safety hazards.
Indicates a potentially hazardous situation which, if mishandled, could
result in death or serious personal injury.
WARNING
Indicates a potentially hazardous situation which, if mishandled, could
resultinmoderateorminorpersonalinjury,and/orpropertydamage.
CAUTION
When the Unit is in Use
• Topreventtheelectromagneticwavefrombadlyinuencingmedicalequipment,makesuretoswitchoffthe
unit’s power when placing it in close proximity to the medical equipment.
When the Unit is in Use
• Whentheunitisnotinusefor15daysormore,besuretotakethebatteriesoutoftheunitbecausebattery
leakagemaycauseare,personalinjury,orcontaminationofenvironment.
• Makesuretoobservethefollowinghandlingprecautionssothatareorpersonalinjurydoesnotresultfrom
leakage or explosion of the battery.
· Donotshort,disassemble,heatnorputthebatteryintoare.
· Avoid using both new and old batteries together.
· Do not solder a battery directly.
· Besuretousethespeciedtypeofbatteries.
· Note correct polarity (positive and negative orientation) when inserting a battery in the unit.
· Avoid locations exposed to the direct sunlight, high temperature and high humidity when storing batteries.
2. GENERAL DESCRIPTION
The S-D7300 is a UHF-band PLL synthesized two-piece wireless transmitter capable of transmitting high-
quality digital audio signals.
3. FEATURES
• 32kHz/24-bithigh-qualitydigitalaudiosignalprocessingfreeswirelessmicrophonefromcompander-induced
sound quality degradation that may occur in analog systems.
• DigitaltransmissionandIDsettingfunctionenhancecondentialityoftransmissioninformation.Besides,they
provide resistance to noise and radio interference, and stable transmission.
• Optionalreceiverallowsmonitoringofthewirelesstransmitter’sremainingbatterylevelandsettingdataby
means of digital transmission.
• Capableofacceptingbothmicrophoneandmusicalinstrumentaudioinputs
• ThemaximuminputlevelcanbeadjustedbytheGainselectorswitch,permittingadaptationtowiderangeof
input level.
• Backlitoperationsectionhelpsyoumakesettingsindarklocations.
• Thepeakindicatorfortheaudioinputsignalsfacilitatesinputsensitivitysetting.
• Metalliccaseprovidesrobustnessandqualityfeeling.
• Operateson2AAbatteries.