Casio MA150 User Guide - Page 28
Troubleshooting
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Troubleshooting Symptom Cause Action See page No sound when keyboard keys are pressed. 1. Power supply problem. 2. Main volume is set to 0. 3. Headphones are plugged into the keyboard. 4. T h e a c c o m p a n i m e n t keyboard does not play notes while CASIO CHORD or FINGERED is selected as the accompaniment mode. 5. Some keys are not assigned any sounds while "49 PERCUSSION" is selected as the tone. 6. Playing the keyboard does not produce any sound during playback of a Song Bank tune or demo tune. 1. Correctly attach the AC adaptor, make sure that batteries poles (+/-) are facing correctly, and check to make sure that batteries are not dead. 2. Press the VOLUME [̆] button. 3. Unplug the headphones from the PHONES/ OUTPUT jack. 4. Change to the NORMAL accompaniment mode. 5. Only keyboard keys in the range of C3 through D5 (the ones marked with percussion instrument illustrations) produce sounds while "49 PERCUSSION" is selected as the tone. 6. Stop Song Bank tune or demo tune playback. Any of the following symptoms while using battery power. • 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 Low battery power Replace the batteries with a set of new ones or use the AC adaptor. Auto Accompaniment does not Auto accompaniment volume is Use the ACCOMP VOLUME sound. set to 0. button to increase the volume. Pages E-10, 11 Page E-13 Page E-12 Page E-16 Page E-14 Pages E-13, 20 Pages E-10, 11 Page E-19 E-26 MA150_e_26-29.p65 Page 26 274B-E-028A 03.10.8, 10:45 AM Adobe PageMaker 6.5J/PPC