EMULEX CORPORATION MONOCHROME DISPLAY ADAPTER Card Type Video card Video Chip Set Unidentified Highest Resolution Unidentified Supported Maximum Video Memory 4KB DRAM Data Bus 8-bit ISA Video Types Supported Monochrome [Image] CONNECTIONS Function Label Function Label 9-pin direct drive CN1 25-pin parallel port CN3 connector 6-pin light pen CN2 USER CONFIGURABLE SETTINGS Function Label Position Centronics printer interface E1 & E2 Closed Data Products printer interface E3 & E4 Closed MISCELLANEOUS TECHNICAL NOTES The printer interface option is also determined by the integrated circuit (IC) located at Z44 as well as the E1-E4 jumper. Centronics uses IC 74LS240. The Data Products uses IC 74LS244.