SCI SYSTEMS, INC. TC325DX/TC333DX Processor 80386DX Processor Speed 25/33MHz Chip Set VLSI Topcat Max. Onboard DRAM 64MB Cache None BIOS AMI Dimensions 330mm x 218mm I/O Options Parallel port, serial ports (2), floppy drive interface, IDE interface, VGA port, PS/2 mouse interface NPU Options 80387 [Image] CONNECTIONS Purpose Location Purpose Location Serial port 1 P3 VGA port P10 Parallel port P4 Reset switch P11 Floppy drive interface P5 Speaker P12 IDE interface P6 Power LED & keylock P13 Serial port 2 P7 Turbo LED P14 PS/2 mouse interface P9 IDE interface LED P15 USER CONFIGURABLE SETTINGS Function Jumper/Switch Position » VGA interrupt request JP1 pins 1 & 2 generation disabled closed VGA interrupt request JP1 pins 2 & 3 generation enabled closed » VGA port enabled JP2 pins 2 & 3 closed VGA port disabled JP2 pins 1 & 2 closed » IDE drive installed select 1 JP3 Open IDE drives installed select 2 JP3 Closed » Floppy drive generation of JP5 pins 1 & 2 disk change signal disabled closed Floppy drive generation of JP5 pins 2 & 3 disk change signal enabled closed » Monitor type select color JP6 pins 1 & 2 closed Monitor type select monochrome JP6 pins 2 & 3 closed » CMOS memory normal operation JP7 pins 2 & 3 closed CMOS memory clear JP7 pins 1 & 2 closed » Address bus drive select 24mA JP8 pins 2 & 3 closed Address bus drive select 12mA JP8 pins 1 & 2 closed » Data bus drive select 24mA JP9 pins 2 & 3 closed Data bus drive select 12mA JP9 pins 1 & 2 closed » Factory configured - do not SW1/1 Off alter » Factory configured - do not SW1/2 On alter » Video mode select 1024x768 SW1/5 On pixel resolution interlaced Video mode select 1024x768 SW1/5 Off pixel resolution non-interlaced DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 1MB (1) 256K x NONE NONE NONE 36 2MB (1) 256K x (1) 256K x NONE NONE 36 36 3MB (1) 256K x (1) 256K x (1) 256K x NONE 36 36 36 4MB (1) 256K x (1) 256K x (1) 256K x (1) 256K x 36 36 36 36 4MB (1) 1M x 36 NONE NONE NONE 5MB (1) 1M x 36 (1) 256K x NONE NONE 36 6MB (1) 1M x 36 (1) 256K x (1) 256K x NONE 36 36 7MB (1) 1M x 36 (1) 256K x (1) 256K x (1) 256K x 36 36 36 8MB (1) 1M x 36 (1) 1M x 36 NONE NONE 9MB (1) 1M x 36 (1) 1M x 36 (1) 256K x NONE 36 10MB (1) 1M x 36 (1) 1M x 36 (1) 256K x (1) 256K x 36 36 12MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 NONE 13MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 (1) 256K x 36 16MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 16MB (1) 4M x 36 NONE NONE NONE 17MB (1) 4M x 36 (1) 256K x NONE NONE 36 18MB (1) 4M x 36 (1) 256K x (1) 256K x NONE 36 36 19MB (1) 4M x 36 (1) 256K x (1) 256K x (1) 256K x 36 36 36 20MB (1) 4M x 36 (1) 1M x 36 NONE NONE 21MB (1) 4M x 36 (1) 1M x 36 (1) 256K x NONE 36 DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 Bank 3 22MB (1) 4M x 36 (1) 1M x 36 (1) 256K x (1) 256K x 36 36 24MB (1) 4M x 36 (1) 1M x 36 (1) 1M x 36 NONE 25MB (1) 4M x 36 (1) 1M x 36 (1) 1M x 36 (1) 256K x 36 28MB (1) 4M x 36 (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 32MB (1) 4M x 36 (1) 4M x 36 NONE NONE 33MB (1) 4M x 36 (1) 4M x 36 (1) 256K x NONE 36 34MB (1) 4M x 36 (1) 4M x 36 (1) 256K x (1) 256K x 36 36 36MB (1) 4M x 36 (1) 4M x 36 (1) 1M x 36 NONE 37MB (1) 4M x 36 (1) 4M x 36 (1) 1M x 36 (1) 256K x 36 40MB (1) 4M x 36 (1) 4M x 36 (1) 1M x 36 (1) 1M x 36 48MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 NONE 49MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 (1) 256K x 36 52MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 (1) 1M x 36 64MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 VIDEO CONFIGURATION Setting SW1/3 SW1/4 800x600 with 16 colors at 60Hz/ 800x600 On On with 256 colors at 56Hz 800x600 with 16 colors at 72Hz/800x600 Off On with 256 colors at 56Hz VIDEO CONFIGURATION Setting SW1/3 SW1/4 800x600 at 60Hz On Off 800x600 at 56Hz Off Off