User's Manual
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19541P‐39(02‐11)
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AllDavidClark9900‐serieswirelessbeltstationsandbatteryoperatedcontrollersusea3.7VLi‐
Polymerrechargeablebattery.Thisbatteryisremovedbylooseningthebatteryreleasescrew
(SeeFigure1).Thesebatteries arechargedwiththeA99‐04CRG4‐baybatterycharger(41034G‐
01).
Wheninstallinga
battery,takecaretoalignthebatteryproperlyandfullytightenthescrew(see
Figure4).
Insert Battery
with Contacts
Down
Lift Door
Figure4:BatteryInsertion/Removal
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Table3:Troubleshooting
Problem Solution
Controllerwillnotturnon ReviewPower‐up/Power‐downprocedure
Ensureafreshbatteryisinstalled
Cannotlinkabeltstation ReviewLinkingprocedure
Ensureunitsarewithin1to3ft(0.3to0.9m)of
eachother
Nosidetone NotconnectedtoaController/Gateway
VOXsettoohigh
Lowreceiveaudio Adjustleft/rightvolumeknobsonheadset
Noaudio/intermittentaudio Checkheadsetconnectiontobeltstation
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• Battery(P/N:40688G‐90)
• Protectiveskin,black(A99‐01SKN,P/N:40796G‐02)