
Powerheads
DarkFire’sPowerheadscanbeturnedbyhandorbyRobottuningtechnology.Unlikeconventionaltuning
keys,theyallturninthesamedirection.ThePowerheadtunerpostshavelockingnutstosecuretheendof
eachstringduringtuningoperations.
EachPowerheadhasapowerfully‐gearedmechanicaltransmissioninsideit.Neveruseamotorizedkey
winderormanualkeywindertoolonyourPowerheadtuningkeys,becauseapplyingthesemechanical
devicescouldcausedamagetothePowerhead’sinternalparts.Pegwindertoolsarenotneeded.Thereare
3PrimaryFunctionsintendedtohelpyouchangestrings:StringUpMode,SingleStringUpMode,andString
DownMode.Thesefunctionsaretheonlypracticalmeansofchangingstrings,becauseeachkeyturns
extremelyslowlywhenturnedbyhand.
BankSelectionandFactoryDefaultAlteredTuningPresets
DarkFire’sfeaturesareaccessedbynavigatingthrough3banksofPrimaryFunctions.ThereisaBlueBank,a
GreenBank,andaRedBank,andtheLEDsymbolpositionsvaryinpurposeineachdifferentBank.TheBlue
BankisthedefaultBankwhentheMCKispulledout,andanyBlueBankfunctioncanbeselectedbydialing
directlytothatfunction’scorrespondingLEDsymbol.
EachoftheBankscontainssixFactoryDefaultAlteredTuningPresets,whicharedetailedlaterinthissection.
TheseTuningPresetscanbemodifiedasyoudesire.IneachBank,FactoryDefaultAlteredTuningPresetsare
foundatLEDpositionsE,A,D,G,B,ande.(TheseLEDsarealsocalledtheStringLEDs.)
Here’showtoactivatetheFactoryDefaultAlteredTuningPresetyouwanttouse:
PullouttheMCKandyouwillbeintheBlueBankbydefault.IfyouareselectingaFactoryDefaultAltered
TuningPresetfromtheBlueBank,simplyturntotheBlueBank’scorrectStringLEDandpressthedisplay
momentarily.Strumthestrings,andthePowerheadswilltuneDarkFiretothepitchesrequiredforthat
alteredtuning.YouwillseetheStringLEDsdisplayactionsasthetuningprocessoccurs.Whenthetuning
processiscomplete,theStringLEDyouselectedwillshinesolidblueandtheotherStringLEDswillturnoff.
PushtheMCKbackin.YouarereadytoplayintheAlteredTuningPresetyouchose.
BankSelection
IftheTuningPresetyouwanttouseisinaBankotherthantheBlueBank,youwillneedtoperformBank
Selection.PullouttheMCKandturnitallthewaycounter‐clockwise.TheMatrixDisplaydotandthe#b
symbolwillshineblue,becauseDarkFire’sdefaultPrimaryFunctionBankistheBlueBank.Pressthedisplay
momentarily,afewtimesinsuccession.NoticehowtheDisplayMatrixdotalternatesbetweenblue,green,
redandbacktoblue:youareswitchingbetweenthe3PrimaryFunctionBanks.StoponthecoloroftheBank
youwanttopickapresetfrom.NowturntheMCKtotheLEDthatcoincideswiththeTuningPresetyouwant.
Pressthedisplaymomentarilyoncemore,andgentlystrumyourstrings.DarkFirewillquicklytuneitselfto
theFactoryDefaultAlteredTuningPresetyouchose.Again,your“in‐tune”confirmationsignaliswhenallthe
StringLEDsgodarkexceptfortheStringLEDyouselected(itwillshineinthecoloroftheBankyouarein).
PushtheMCKbackin,andyouarereadytoplayinyourchosentuning.