Questions & Answers for: Casio clean keys

Notes not holding Occasionally, and getting worse, notes won't hold even though the key(s) are depressed.Keyboard is a Casio CTK 574 The key contacts need cleaned.

...of conductive rubber? Any suggestions? Your on the right track. Check for grease on the contact. Clean the circuit board surface with alcohol and a q-tip and also the rubber/metalized switch.Wipe ...

...clean both the rubber contact and the traces on the circuit board. Usually there are two contacts per key. One set makes first and breaks last. This is how they measure velocity. It is also possible ...

...keys not working-- is it fixable? The key contacts probably need cleaning. They are likely conductive rubber that contact a circuit board. Clean both the rubber contacts and the area they contact on ...

...keys (2nd octave F sharp, G, and G sharp that don't play anymore. How do I fix this? First make sure a keyboard "split" option is not set. Probably you are going to have to clean the key contacts. ...

...keys work sometimes. Also when the E flat does play, this key is louder than the rest. Thanks! in advance The key contacts are dirty. There are two per key which is to measure the velocity. That is ...

...keys and clean the holes and the keys if you sure that you can open and put back do it its very delicate inside 1 mistake and the calculator will go bad if you want to fix the Calculator let me know ...

...The sensors are rubber, and don't usually crack. Most of the time they are dirty and can be cleaned with rubbing alcohol and Q-tips VERY carefully. Also be careful of the ribbon wires inside ...

...a noise so this can also be heard when playing and pressing the key down. Thank you very much. Try cleaning the switches (under the keys) by spraying them with contact cleaner (available at Radio ...

...without pressing makes a noise so this can also be heard when playing and pressing the key down. Thank you very much. Try using a can of pressurized air to clean around the keys that are