CONCERTMATE 990 KEYBOARD INSTRUMENT FIXIT?
I HAVE A CONCERTMATE 990 KEYBOARD I PUSH THE
ON BUTTON AND IT STAYS ON AND THEN CUTS OFF
THIS KYBRD WAS MADE CIRCA 1998 CAN THIS PROBLEM BE FIXED CANT FIND REPAIR FOR THIS
INSTRUMENT YET, IS THERE ANY?
JAY LANIER, April 2009