17Volume RemedyThesounds seem distorted, especiallywhenthe Horn or bellisactivated.No SoundProto-Sound2.0volume is set toohigh. Turnthevolumecontrol knobonthebottomofthechassiscounter-clockwiseto reducethe volume.Volume issettoolow,adjustvolumecontrolknobon thebottomofthechassisclockwisetoincreasethe volume or check connector to speaker.Battery RemedyTheengine will notleavetheinitialneutralsetting.I getnosoundswhentheengineshiftsbetween directions.AfterIturnoffmytransformer,myenginecontinues tomakesoundsbeforequitting.Check to be sure thebattery is installed and fullycharged. Seethe"Self-Charging BatteryBack-Up"section.Thebattery maybedeadorneedtobecharged.Seethe"Self-Charging BatteryBack-Up"section.Proto-Sound2.0isdesignedtocontinuetosoundforafewsecondsafterpowertothetrackhasbeen shut off toallowforamorerealisticshut-down.FYS RemedyTheFYSsoundsoccasionally repeatthemselves.OnceinFYS,theenginedoesn'tgointoreverse.When the FYSentersitslastsequencethebellautomaticallycomes on.When FYS is enabled,pressing theHorn andbellbuttonshasnoeffect.I pushthe Directionbutton butthenextsoundclipinthesequencedoesnotplayorthe enginedoes notcomeoutofFYSafterthe fourthpress of theDirection button.Proto-Sound2.0has a built-inrandomnumbergenerator that randomly selects eachsoundclipto play. Because therearealimitednumberofsound clipsavailable in eachFYSsequence, itis probablethat some of thesesoundclipswillbe repeatedfromtime to time.SothatFYSeffectscanbeasrealisticaspossible, Proto-Sound2.0disables thereversingunit whenever FYSisenabled. This way theengineremainsstillatitsstopastheoperatorcycles through the FYS sequences.FYSisprogrammedtostartringingthebellandthen to puttheengineinmotionatthatpoint.After approximately15rings of thebell, it willautomatically turn off.BecauseFYSmustcontrolvariouseffectsineachsequence, Proto-Sound2.0takes control ofthesesoundeffectsuntilyouexitFYS.EachFYS clipmustplayforacertainamountof time beforeFYSwilladvancetothenextstep in theFYScycle. Wait atleast30secondsin each FYSsoundclipbeforepressing theDirection button.RailKing SW 1500 Freight Set with Proto-Sound® 2.0