User manual CASIO CTK-230

[. . . ] ES USER'S GUIDE GUÍA DEL USUARIO CTK230-ES-1 CTK230_ES_cover1. p65 1 03. 10. 7, 2:02 PM GUIDELINES LAID DOWN BY FCC RULES FOR USE OF THE UNIT IN THE U. S. A. (not applicable to other areas). NOTICE This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. [. . . ] · Pause: Press the PLAY/PAUSE button. E-12 CTK230_E08_18. p65 12 03. 10. 7, 2:01 PM 277A-E-014A Power Supply This keyboard can be powered by current from a standard household wall outlet (using the specified AC adaptor) or by batteries. Always make sure you turn the keyboard off whenever you are not using it. Important Battery Information I The following shows the approximate battery life. Alkaline batteries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 hours* Manganese batteries . . . . . . . . . . . . . . . . . . . . . . . . . . 3 hours* * The above value is standard battery life at normal temperature, with the keyboard volume at medium setting. Temperature extremes or playing at very loud volume settings can shorten battery life. I Any of the following symptoms indicate low battery power. Replace batteries as soon as possible whenever any of the following occurs. · Dim power indicator · Instrument does not turn on · Display that is flickering, dim, or difficult to read · Abnormally low speaker/headphone volume · Distortion of sound output · Occasional interruption of sound when playing at high volume · Sudden power failure when playing at high volume · Flickering or dimming of the display when playing at high volume · Continued sound output even after you release a key · A tone that is totally different from the one that is selected · Abnormal rhythm pattern and Song Bank play Using batteries Always make sure you turn off the keyboard before loading or replacing batteries. To load batteries 1 Remove the battery compartment cover by sliding it in the direction of the arrow indicated in the figure. 2 Load 6 AA-size batteries into the battery compartment. · Make sure that the positive (+) and negative (­) ends are facing correctly. ­ + ­ + ­ + ­ + ­ + ­ + WARNING Misuse of batteries can cause them to leak, resulting in damage to nearby objects, or to explode, creating the risk of fire and personal injury. Always make sure you observe the following precautions. · Never try to take batteries apart or allow them to become shorted · Never expose batteries to heat or dispose of them by incineration. · Never mix old batteries with new ones. · Never mix batteries of different types. · Make sure the positive (+) and negative (­) ends of the batteries are facing correctly. 3 Replace the battery compartment cover by sliding it. ­ + ­ + ­ + ­ + ­ + ­ + The keyboard may not function correctly if you load or replace batteries with power turned on. If this happens, turning the keyboard off and then back on again should return functions back to normal. 277A-E-015A E-13 13 03. 10. 7, 2:01 PM CTK230_E08_18. p65 Power Supply CAUTION Misuse of batteries can cause them to leak resulting in damage to nearby objects, or to explode, creating the risk of fire and personal injury. Always make sure you observe the following precautions. · Use only batteries that are specified for use with this product. · Remove batteries from the product if you do not plan to use it for a long time. CAUTION Misuse of the AC adaptor creates the risk of fire and electric shock. Always make sure you observe the following precautions. · Do not locate the electric cord near a stove or other sources of heat. · Never pull on the cord when unplugging from the electrical outlet. Always grasp the AC adaptor when unplugging. [. . . ] · Dim power indicator · Instrument does not turn on · Display that is flickering, dim, or difficult to read · Abnormally low speaker/ headphone volume · Distortion of sound output · Occasional interruption of sound when playing at high volume · Sudden power failure when playing at high volume · Flickering or dimming of the display when playing at high volume · Continued sound output even after you release a key · A tone that is totally different from the one that is selected · Abnormal rhythm pattern and Song Bank play Auto Accompaniment does not sound. Low battery power Pages E-13, 14 Auto accompaniment volume is set to 0. Use the ACCOMP VOLUME button to increase the volume. Page E-24 E-32 CTK230_E32-35. p65 32 03. 10. 7, 2:02 PM 277A-E-034A Troubleshooting Problem The key or tuning does not match when playing along with another instrument. Missing Song Bank tune Possible Cause The tuning or transpose parameter is set to a value other than 0 or 00. Action Change the transpose or tuning parameter value to 0 or 00. Press the MELODY ON/OFF button to turn on the melody part. [. . . ]