Casio PX 100 User Guide - Page 24

Troubleshooting Symptom Possible Cause Action Reference No sound produced when keyboard keys are pressed. 1. VOLUME knob set to MIN. 2. Headphones connected to the digital piano. 3. Local Control turned off. 4. Check the current accompaniment mode setting. Normally, the accompaniment keyboard will not produce any note while CASIO CHORD or FINGERED is selected as the accompaniment mode. 1. Move the VOLUME knob more towards MAX. 2. Disconnect the headphones from the digital piano. 3. Turn on Local control. 4. Change the accompaniment mode to NORMAL. Page E-6 Page E-5 Page E-20 Page E-12 Keyboard out of tune. 1. The piano key is set to a value other than C. 2. Incorrect pitch setting of the piano. 1. Change the piano key setting to C, or turn the digital piano power off and then back on again. 2. Correct the pitch setting, or turn the digital piano power off and then back on again. Page E-19 Page E-19 No sound produced by demo tune play. 1. VOLUME knob set to MIN. 2. Headphones connected to the digital piano. 1. Move the VOLUME knob more towards MAX. 2. Disconnect the headphones from the digital piano. Page E-6 Page E-5 Memory contents deleted. Lithium battery is dead. Contact your CASIO Service Page E-24 Provider for replacement of the lithium battery. No sound produced by connected external MIDI sound source when the digital piano keys are pressed. 1. The digital piano Send Channel does not match the Send Channel of the MIDI sound source. 2. Volume or expression setting of the external sound source is set to 0. 1. Change the Send Channel settings so they are identical. 2. Change the volume or expression setting of the external sound source to an appropriate value. Page E-20 See the documentation that comes with the external sound source. E-22 412A-E-024A