Honeywell TDC3000 K2LCN CPU board ================================= BOARD 1: K2LCN-4 Assy No: 51401551-400 HW Revision: L Built around an MC68020 microprocessor Loc Device type Designation Revision(s) G20 P8751BH 51121505-100 B* E14 27C256 51120624-101 B D5 27C32 51120625-101 C D4 27C32 51120625-102 C D3 27C32 51120625-103 C - original version installed on boards * Not imaged, not supported by ELNEC