Casio CTK810, WK110 Troubleshooting, Action, Problem, See page, Possible Cause

Troubleshooting

Problem		Possible Cause		Action	See page
No keyboard sound	1. Power supply problem.		1.	Correctly attach the AC adaptor,	Pages
				make sure that batteries poles	E-15, 16
				(+/–) are facing correctly, and
				check to make sure that batteries
				are not dead.
	2.	Power is not turned on.	2.	Press the POWER button to turn	Page E-20
				on power.
	3.	Volume setting is too low.	3.	Use the VOLUME knob to	Page E-20
				increase volume.
	4.	The MODE switch is in the	4.	Normal play is not possible on	Page E-31
		CASIO CHORD or FINGERED		the accompaniment keyboard
		position.		while the MODE switch is set to
				CASIO CHORD or FINGERED.
				Change the MODE switch
				setting to NORMAL.
	5.	LOCAL CONTROL is off.	5.	Turn on LOCAL CONTROL.	Page E-52
Any of the following symptoms	Low battery power		Replace the batteries with a set of		Pages
while using battery power.			new ones or use the AC adaptor.		E-15, 16

•Dim power supply indicator

•Instrument does not turn on

•Dim, difficult to read display

•Abnormally low speaker/headphone volume

•Distortion of sound output

•Occasional interruption of sound when playing at high volumes

•Sudden power failure when playing at high volumes

•Dimming of the display when playing at high volume

•Continued sound output even after you release a key

•A totally different tone may sound

•Abnormal rhythm pattern and demo tune play

Auto Accompaniment does not	Accompaniment volume is set to	Use the TRANSPOSE/SETTING	Page E-47
sound.	000.	button to increase the volume.
Sound output does not change	Touch response is turned off.	Press the TRANSPOSE/SETTING	Page E-48
when key pressure is varied.		button to turn it on.
On-screen keyboard guide keys	Keyboard is waiting for play of	1. Press the lit key to continue with	Pages
stay on.	the correct note during Step 1 or	Step 1 or Step 2 play.	E-27, 28
	Step 2 play.	2. Press the PLAY/STOP button to	Pages
		quit Step 1 or Step 2 play.	E-27, 28
When playing with another	Transpose or tuning is set to a	Use the TRANSPOSE/SETTING	Page E-47
instrument, keys or tunings do not	value other than 00.	button to display the applicable
match.		setting screens and set both
		transpose and tuning to 00.

E-54