One key works, other doesn't. Batteries changed. Programming per manual failed to solve. Infra red bulb in broken key seems not to be illuminating. Any BTDT's? Dave Glasser 95 S6 www.daveglasser.com Louis, Duke, Bird, Diz, & Trane live on through the work and efforts of today's jazz musicians. Please continue to support the future of this great American art form.