In many cases, having the wrong factory or user preset recalled may exhibit unexpected behavior. Try recalling factory preset #1 (GM).

For the 49 and 61 note versions

1) Press RECALL
2) Press the number 1

For 25 note versions

1) Press the ADVANCED button
2) Press RECALL
3) Enter the number 1
4) Press Enter.

See if this works better. If it does not, see SweetCare Knowledgebase article # 31046 on instructions for resetting the Axiom.