Bob came in and set the SIS to 3800 mode I can read those now. ROC 17 top crate : ( channel number start at 1 ) 32 ARS stop 30 ARS Valid 28 Busy 26 24 22 ARS Reset 20 ARS clock ROC 14 bottom crate : ( channel number start at 1 ) 32 ARS stop 30 ARS Valid 28 26 24 22 ARS Reset 20 ARS clock