*20 DEC-12-YITA-D MARK12 A FORMATING AND VERIFICATION PROGRAM FOR UNCERTIFIED TAPES (VERSION D) STARTING PROCEDURE IF THE VERSION OF DIAL USED DOES NOT AUTOMATICALLY START THAN MARK12 IS STARTED BY THE FOLLOWING PROCEDURE: 1. BE SURE PROSCESSOR IS STOPPE; MOMENTARILY PRESS THE STOP SWITCH IF NECESSARY. 2. PRESS I-O PRESET WITH THE MODE SWITCH SET TO LINC. 3. PRESS START 20.