MULTIBEST INDUSTRIAL & MANUFACTURING, INC. MultiLAN Processor 80386DX Processor Speed 25/33MHz Chip Set OPTI Max. Onboard DRAM 16MB Cache None BIOS AMI Dimensions 330mm x 215mm I/O Options Ethernet interface (10 Base 2 & 10 Base T), floppy drive interface, IDE interface, bus mouse port, parallel port, serial ports (2), VGA feature connector NPU Options 80387/3167 [Image] CONNECTIONS Purpose Location Purpose Location Turbo LED CR1 IDE interface P1 External battery J3 IDE interface LED P2 Power LED & keylock J5 Floppy disk interface P3 VGA port J8 Serial port 2 P4 10Base2 LAN port J9 Serial port 1 P5 Turbo switch JP1 Parallel port P6 Mouse port JP3 VGA feature pass P7 through 10BaseT LAN port JP16 Reset switch SW1 Note:The Ethernet buffer RAM (EBR) is factory configured. USER CONFIGURABLE SETTINGS Function Jumper Position » CMOS memory normal operation JP2 pins 2 & 3 closed CMOS memory clear JP2 pins 1 & 2 closed » Monitor type select color JP4 Closed Monitor type select monochrome JP4 Open » VGA port enabled JP5 Open VGA port disabled JP5 Closed » Floppy drive interface JP8 Open precompensation mode normal Floppy drive interface JP8 Closed precompensation mode alternate » Floppy drive speed select single JP9 Open Floppy drive speed select dual JP9 Closed » Parallel port select LPT1 JP10 pins 2 & 3 interrupt IRQ7 closed Parallel port select LPT2 JP10 pins 1 & 2 interrupt IRQ5 closed » IDE interface enabled JP12 Open IDE interface disabled JP12 Closed » Factory configured - do not alter JP15 pins 1 & 2 closed » Ethernet network interface select JP17 pins 1 & 2 10Base2 closed » Ethernet network interface select JP17 pins 2 & 3 10BaseT closed » Bus mouse port enabled JP18 Closed Bus mouse port disabled JP18 Open DRAM CONFIGURATION Size Bank 0 1MB (4) 256K x 9 4MB (4) 1M x 9 16MB (4) 4M x 9 VRAM CONFIGURATION Size Bank 0 Bank 1 512KB (4) 128K x 8 NONE 1MB (4) 128K x 8 (4) 128K x 8 VRAM JUMPER CONFIGURATION Size JP6 512KB pins 1 & 2 closed 1MB pins 3 & 4 closed ETHERNET MODULE JUMPER CONFIGURATION Function JP13 Ethernet enabled pins 1 & 2 closed Ethernet disabled pins 1 & 2 open INTERRUPT CONFIGURATION Interrupt JP13 pins 7 JP13 pins 9 JP13 pins 11 JP13 pins 13 & 8 & 10 &12 & 14 IR/FONT> closed open open open IRQ3 open closed open open IRQ4 open open closed open IRQ5 open open open closed I/O BASE ADDRESS CONFIGURATION Address JP13 pins 3 & 4 JP13 pins 5 & 6 300 - 31Fh Closed Closed 320 - 33Fh Open Closed 340 - 35Fh Closed Open 360 - 37Fh Open Open