PC BRAND LEADER Processor 80386SX Processor Speed 25/33MHz Chip Set Unidentified Max. Onboard DRAM 16MB Cache None BIOS Unidentified Dimensions 220mm x 220mm I/O Options Parallel port, serial ports (2), game port, IDE interface, floppy drive interface, riser slot NPU Options 80387SX [Image] CONNECTIONS Purpose Location Purpose Location Serial port 1 CN1 IDE interface LED J3 Serial port 2 CN2 Reset switch J4 Parallel port CN3 Power LED & keylock J5 Floppy drive interface CN4 Speaker JP9 Game port CN5 Turbo switch JP10 IDE interface CN6 Turbo LED JP11 External battery J2 Riser Card SL1 USER CONFIGURABLE SETTINGS Function Jumper Position » Battery type select internal JP2 pins 1 & 2 closed Battery type select external JP2 pins 2 & 3 closed » CMOS memory normal operation JP4 pins 1 & 2 closed CMOS memory clear JP4 pins 3 & 4 closed » Turbo enabled JP5 pins 2 & 3 closed Turbo disabled JP5 pins 1 & 2 closed » Speaker type select internal JP9 pins 1 & 2 buzzer closed Speaker type select external JP9 Open speaker » Serial port 1 enabled JP12 Open Serial port 1 disabled JP12 Closed » Serial port 2 enabled JP13 Open Serial port 2 disabled JP13 Closed » Floppy drive interface enabled JP14 Open Floppy drive interface disabled JP14 Closed » Parallel port LPT select LPT1 JP15 Open Parallel port LPT select LPT2 JP15 Closed » IDE interface enabled JP16 Open IDE interface disabled JP16 Closed » Game port enabled JP17 Open Game port disabled JP17 Closed » Security disabled JP18 Open Security enabled JP18 Closed DRAM CONFIGURATION Size Bank 0 Bank 1 512KB (2) 256K x 9 NONE 1MB (2) 256K x 9 (2) 256K x 9 2MB (2) 1M x 9 NONE 4MB (2) 1M x 9 (2) 1M x 9 8MB (2) 4M x 9 NONE 16MB (2) 4M x 9 (2) 4M x 9 CPU SPEED CONFIGURATION Speed JP6 25MHz pins 2 & 3 closed 33MHz pins 1 & 2 closed MISCELLANEOUS TECHNICAL NOTE Note: The location of pin 1 is unidentified.