Sounding the Metronome1 Check to make sure that either the RHYTHMor SONG LED is unlit. 1 2 2 3 Specify the beat.LitHold down.Changing the TempoLitHold down.Saving and Loading Instrument SettingsTo save to My SetupsKeep depressed.To load from My SetupsSelecting a ToneTo select a main tone1 1 2 Select a tone variation.To use the keyboard to select a tone1 1 2 LitHold down.TONE 1MAIN TONE 1 CHROMATIC PERC. GUITAR STR/ORCHESTRA BRASS PIPEPIANO/E.PIANO ORGAN BASS REEDENSEMBLEC2 C3 C4 C5 C6 C7TONE 2MAIN TONE 2 SYNTH-LEAD INDIAN VARIOUSPIPE SYNTH-PAD DRUM SETETHNICC2 C3 C4 C5 C6 C7Preparing the MusicStandHeadphones (sold separately) AC adaptor*Computer, smartphone, etc.(commercially available)ENBackPower buttonPress to turn on power. To turn off power,hold down this button until the LED goesout.Volume buttonsUse to adjust the overall volumelevel range.Five main tone buttonsUse these buttons to select anyone of the five main tones forkeyboard play.Auto Power OffAutomatically turns off power after 30minutes of non-use. (On, Off switchable)* Make sure that you use onlythe AC adaptor specified forthis Digital Keyboard.CT-S100Quick Start GuideAfter reading this document, keep it in a safe place along with the warranty certificate. Be sure to read the “SafetyPrecautions” in the separate “READ THIS!” sheet, and use the product correctly.For more detailed information about the product and its operation, visit the CASIO website by accessingthe nearby QR code or the URL below.Available Information: User’s Guide, Music Scores, etc.https://support.casio.com/global/en/emi/manual/CT-S100/Included Accessories● Music Stand● Leaflets● READ THIS! Sheet● Other (Warranty, etc.)Items included as accessories aresubject to change without notice.Preparing a Power Supply■ Using the AC Adaptor1 Connect the AC adaptor as shown in thenearby illustration.■ Using Batteries1Open2 Load six AA-size batteries.3 TabsClose4 Specify the battery type.● See “Configuring Function Settings” on thereverse side of this sheet.PreparationBasic Operation