Do you know how to unlock ( the calculator not respond to keypress )TI-89 and TI-92x ****************************************************************** * To UNSUBSCRIBE, send an email TO: listserv@lists.ppp.ti.com * with a message (not the subject) that reads SIGNOFF CALC-TI * * Archives at http://peach.ease.lsoft.com/archives/calc-ti.html ******************************************************************