Lexmark 1021257 DRAM memory module

32MB SDRAM DIMM For use with all models of Lexmark E238, E240, E340, E342, E234 E330, E332, T630, T632, T634, T420, C720, T520, T522, T620, T622, W812, W820 printers and Lexmark X720, X520, X522, X522s, X820e, X620e, X632, X630, X632e MFPs. Also for use with all models of the Optra T610, T612, T614, T616x printers, Optra W810, Optra C710, Optra M410 and M412 printers.