BIG-BOARD DISK FORMATTING PROGRAM VER. 1.6 DRIVE TO BE FORMATTED? (A,B,C,D) : $ READY TO FORMAT IN DRIVE IS BLANK DISK READY TO FORMAT (Y-N)? $ INVALID DRIVE SELECTION ENTER A,B,C OR D : $ DRIVE  NOT READY. PROGRAM RESTARTING .......... $G-BO:f2>2f!9"2 2t2A2M + YYvyv:2f*:Oñ:rʋ #&M(>>v¡v«>v>v»v>vyvvzvv>v >vv>v>v>v>v÷,>v %4M>C:Ò