Casio 451 manual Do not disassemble or modify the instrument

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Do not disassemble or modify the instrument.

•Never attempt of take apart or modify the instrument, its accessories, or separately sold options. Doing so may cause fire, elec- trical shock or malfunction. Consult your dealer concerning all inspection, adjustment or repair of internal components.

Do not use if there is an abnormality or malfunction.

•Do not use the instrument if there appear to be abnormalities such as the presence of smoke or abnormal odor. Also do not use the instrument if there appear to be mal- functions such as the power not coming on or sound not being produced. Use under such conditions may cause fire or electrical shock. In such cases, take the following ac- tions immediately. Never attempt to repair the instrument yourself.

1.Turn power off.

2.Unplug the AC adaptor from the wall

outlet.

3. If there are any batteries loaded in the keyboard, remove them.

• Do not touch the batteries directly with your hands when removing them. They may be hot or battery fluid may be leak- ing from them.

4.Consult with the dealer where you pur- chased the keyboard or with an autho- rized CASIO service provider.

When the instrument has been dropped:

•In the case the instrument has been dropped or damaged, take the following actions. Continued use may cause fire or electrical shock.

1.Turn power off.

2.Unplug the AC adaptor from the wall

outlet.

3. If there are any batteries loaded in the keyboard, remove them.

•Do not touch the batteries directly with your hands when removing them. They

may be hot or battery fluid may be leak- ing from them.

4.Consult with the dealer where you pur- chased the keyboard or with an autho- rized CASIO service provider.

Be careful of the bags around children.

•Never allow anyone to place the plastic bags of the instrument, its accessories, and its separately sold options over their heads. Doing so may cause suffocation. Particular caution is required in homes with small children.

E-4

CAUTION

AC Adaptor

•Do not locate the power cord in close prox- imity to heaters or other heating appliances. This may cause the cord to melt leading to possible fire or electrical shock.

•When unplugging the AC adaptor from an

electrical outlet, always make sure to pull on the adaptor itself and not the cord. Pull- ing excessively on the cord may cause it to be damaged or break leading to possible fire or electrical shock.

• Do not touch the AC adaptor with wet hands when it is plugged in. This may cause electrical shock.

•When not using the instrument for an ex- tended period such as when traveling, al- ways make sure to unplug the AC adaptor from the electrical outlet for safety reasons.

•After use turn off the power switch of the instrument and unplug the AC adaptor from the electrical outlet.

•At least once a year, unplug the AC adap- tor from the power outlet and clean the area around the prongs of the plug. Dust build up around the prongs can create the danger of fire.

Batteries

•Improper battery use may cause batteries to rupture and leak. This may cause injury, malfunction of the instrument or discolora- tion of furniture and other articles that come into contact with battery fluid. Take care to observe the following.

•Install batteries so their polarity (+/–) matches that indicated on the instrument.

•For safety and to prevent possible leakage of battery fluid, always make sure to re- move batteries from the instrument when you do not plan to use it for a long time.

•Always make sure that the batteries mak- ing up a set are all of the same type.

•Never combine new batteries with old ones.

•Never dispose of batteries by incinerat- ing them. Never short or disassemble bat- teries, and do not expose them to exces- sive heat.

•Replace dead batteries as soon as possible.

•Never attempt to recharge batteries.

Transport

• When transporting the instrument, always make sure to unplug the AC adaptor from the electrical outlet and confirm that all other external connections have been dis- connected. Only then should the instrument be transported. If the above is not done, the cord may be damaged leading to possible fire or electrical shock.

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CTK451_E01_07

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Contents USER’S Guide Guía DEL Usuario CTK451Ecover1 01.7.26, 1039 AM Adobe PageMaker 6.5J/PPC Welcome Introduction Safety Precautions Do not disassemble or modify the instrument Care Contents Care of your keyboardMidi General Guide +/- buttonsRear Panel Using the Display Tone Rhythm Song Bank Status Tempo Main VolumeTo play back a Song Bank tune Press the Song Bank button to enter the Song Bank ModeSong Bank Quick Reference Press the PLAY/PAUSE button to start play of the tuneTone REW Stop Right ON/OFF Phones/Output Terminal Accessories and OptionsConnections Sustain jack TerminalUsing the AC Adaptor Power SupplyUsing batteries Important Battery InformationAuto Power Off To disable Auto Power OffSelecting a Tone Basic OperationsTo play the keyboard To select a tonePolyphony Digital SamplingPlaying a Rhythm Auto AccompanimentSelecting a Rhythm To select a rhythmTo adjust the tempo Adjusting the TempoUsing Auto Accompaniment About the Graphic MetronomeSeventh chords Major chordsMinor chords m Minor seventh chords m7Synchro Starting Accompaniment with Rhythm Play Using a Fill-in PatternAdjusting the Accompaniment Volume To insert a fill-inUsing the Song Bank Press the Stop button to stop playback of the Song Bank tuneSong Bank Mode Display Adjusting the Tempo of a Song Bank TuneTo play along with a Song Bank tune To Change the Tone of a Song Bank Tune’s MelodyPlaying Along with a Song Bank Tune While a song is playing back, press the Tone buttonTo turn off the applause sound Applause SoundTo consecutively play back all Song Bank tunes To end playback, press the Stop buttonWhat is a chord? Using the Chord BookTo Look Up a Chord Using the Chord Book Chord NamesPress the Clear button Chord Symbol Modifier Type Reference Key Name Chord Name Modifier KeysTransposing the Keyboard Keyboard SettingsTuning the Keyboard To transpose the keyboardMidi Connections What is MIDI?General Midi Midi ChannelsTo change Midi parameters Changing Midi SettingsUse + and -to change the setting of the parame- ter Parameters and Their DisplaysTroubleshooting Problem Possible Cause Action SeeConnected to a computer Trol on the keyboard Specifications Appendix/Apéndice No scale for tones Fingered Chord Chart Cuadros de acordes Fingered Percussion Assignment List Lista de sonidos de percusión 622A-E-075A 622A-E-076A 622A-E-077A CTK Remarks Hon-machi 1-chome

451 specifications

The Casio 451 is a remarkable timepiece that combines classic design with contemporary features, making it a favorite among watch enthusiasts. Known for its reliability and functionality, the Casio 451 showcases the brand's dedication to innovation while honoring its legacy.

One of the main features of the Casio 451 is its precision quartz movement. This technology ensures accurate timekeeping, minimizing the hassles of manual winding. The watch is powered by a long-lasting battery, providing extended use without frequent replacements, which is a testament to Casio's commitment to convenience.

The Casio 451 stands out with its rugged yet stylish design. The case is crafted from high-quality stainless steel, offering durability and resistance to wear and tear. Its water-resistant capabilities make it suitable for various environments, allowing wearers to enjoy everyday activities with peace of mind. Additionally, the mineral glass crystal protects the dial from scratches, ensuring that the watch maintains its pristine appearance over time.

In terms of functionality, the Casio 451 is equipped with an array of features that appeal to both casual users and professionals. The watch includes a date display, which is particularly useful for those on the go. Additionally, its luminous hands and markers enhance visibility in low-light conditions, making it practical for night-time wear as well.

Another noteworthy characteristic of the Casio 451 is its versatility in design. Whether dressed up for formal occasions or worn casually, this watch seamlessly complements various styles and outfits. The comfortable strap ensures a secure fit on the wrist, allowing for all-day wear without discomfort.

Casio is also known for its commitment to environmental responsibility. The manufacturing process of the 451 emphasizes sustainability, incorporating eco-friendly materials wherever possible. This aspect not only reflects the brand's ethical standards but also appeals to a growing demographic of environmentally-conscious consumers.

In summary, the Casio 451 encapsulates a perfect blend of style, functionality, and durability. Its precision quartz movement, robust construction, and thoughtful features make it a reliable choice for anyone in search of a versatile timepiece. Whether you're navigating daily tasks or enjoying leisure activities, the Casio 451 proves to be more than just a watch; it’s a trusted companion for life's moments.
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