INTEL CORPORATION SYSTEM 302 Processor 80386DX Processor Speed 25MHz Chip Set Intel Max. Onboard DRAM 8MB Cache 64KB BIOS Phoenix Dimensions 355mm x 304mm I/O OPTIONS 32-bit external memory card slot (2), parallel port, serial port (2) NPU Options 80387 [Image] CONNECTIONS Purpose Location Purpose Location Parallel port J10A Speaker J19 Serial port 9 pin J10B Power LED & Keylock J20 (COM1 & COM2) Serial port 25 pin J10C Memory expansion S1 (COM2) slot Reset switch (not J18 Memory expansion S2 used) slot Note: J10B connects to two DB9 RS-232 connectors, J10C connects to one DB25 RS-232 connector. COM2 is active on both J10B and J10C, but only one may be used at a time for COM2. USER CONFIGURABLE SETTINGS Function Jumpered Pins » DRAM speed (100ns) E1 - E2, E4 - E5 closed » SIMM size select 256K x 9 E7 - E8, E10 - E11 closed SIMM size select 1M x 9 E8 - E9, E11 - E12 closed » Parallel printer port select LPT1 E13 - E14, E20 - E21 closed Parallel printer port select LPT2 E14 - E15, E19 - E20 closed » Printer acknowledge trailing edge E17 - E18 closed Printer acknowledge leading edge E16 - E17 closed » Serial port, (COM1) enabled E22 - E23 closed Serial port, (COM1) disabled E23 - E24 closed » Serial port, (COM2) enabled E25 - E26 closed Serial port, (COM2) disabled E26 - E27 closed » NPU disabled E29 - E30 closed NPU enabled E28 - E29 closed » Keyboard reset disabled E35 - E36 closed Keyboard reset enabled E34 - E35 closed » UNIX mode disabled E38 - E39 closed UNIX mode enabled E37 - E38 closed » Monitor type select color E41 - E42 closed Monitor type select monochrome E40 - E41 closed » Factory configured - do not alter E49 - E50 closed SIMM type standard RAS/CAS E53 - E54, E55 - E56 open SIMM type static-column E53 - E54, E55 - E56 closed SIMM type fast page mode E53 - E54, E55 - E56 closed » BIOS type 27256 E57 - E58 closed BIOS type 27512 E58 - E59 closed DRAM CONFIGURATION Size Bank 0 Bank 1 1MB (4) 256K x 9 NONE 2MB (4) 256K x 9 (4) 256K x 9 4MB (4) 1M x 9 NONE 8MB (4) 1M x 9 (4) 1M x 9 DRAM JUMPER CONFIGURATION Size Jumpers 1MB E60 - E62, E61 - E63 open 2MB E60 - E62, E61 - E63 closed 4MB E60 - E62, E61 - E63 open 8MB E60 - E62, E61 - E63 closed