MICRONICS COMPUTERS, INC. LX30WB Processor TI486SXL/SL80486SX/80486SX/SL80486DX/CX486M7/80486DX/ SL80486DX2/80486DX2/80486DX4/P4S/P24S/P24CT/P24D/Pentium Overdrive Processor 25/33/40/50/50(internal)/66(internal)/75(internal)/100(internal)MHz Speed Chip Set Micronics Max. 96MB Onboard DRAM Cache 128/256KB BIOS Phoenix Dimensions 330mm x 218mm I/O 32-bit VESA local bus slots (2), floppy drive interface, IDE Options interfaces (2), parallel port, serial ports (2) NPU None Options [Image] CONNECTIONS Purpose Location Purpose Location Power LED & keylock J4 IDE interface J15 (primary) Auxiliary keyboard J8 Speaker J16 connector IDE interface J10 32-bit VESA local SL1 & SL2 (secondary) bus slots Floppy drive J11 Reset switch W30 interface Serial port 1 J12 IDE interface LED W40 Serial port 2 J13 Turbo switch W42 Parallel port J14 Turbo LED W63 USER CONFIGURABLE SETTINGS Function Jumper Position » Factory configured - do not J3 N/A alter » Factory configured - do not J6 N/A alter » Factory configured - do not J34 N/A alter » Factory configured - do not W1 N/A alter » CPU type select all CPU types W2 Open CPU type select SL-series only W2 pins 1 & 2 closed CPU type select p24d only W2 pins 2 & 3 closed » Factory configured - do not W3 N/A alter » CPU type select all CPU types W4 Open CPU type select p24d only W4 Closed » CPU type select all CPU types W7 pins 1 & 2, 3 & 4 closed CPU type select P23S or 80486SX W7 pins 2 & 3 only closed » Factory configured - do not W20 N/A alter » Factory configured - do not W21 N/A alter » Monitor type select color W32 Closed Monitor type select monochrome W32 Open » Primary IDE interface enabled W33 Open Primary IDE interface disabled W33 Closed » Primary IDE controller IRQ W34 pins 1 & 2 select IRQ14 closed Primary IDE controller IRQ W34 pins 2 & 3 select IRQ15 closed » Factory configured - do not W36 N/A alter » Secondary IDE interface enabled W37 pins 2 & 3 closed Secondary IDE interface disabled W37 pins 1 & 2 closed » Secondary IDE controller IRQ W41 pins 1 & 2 select IRQ15 closed Secondary IDE controller IRQ W41 pins 2 & 3 select IRQ14 closed » Factory configured - do not W44 N/A alter Note: The locations of jumpers W32 & W37 are unidentified. DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 4MB (1) 1M x 36 NONE NONE 8MB (1) 2M x 36 NONE NONE 8MB (1) 1M x 36 (1) 1M x 36 NONE 12MB (1) 1M x 36 (1) 2M x 36 NONE 12MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 16MB (1) 4M x 36 NONE NONE 16MB (1) 2M x 36 (1) 2M x 36 NONE 16MB (1) 1M x 36 (1) 1M x 36 (1) 2M x 36 20MB (1) 1M x 36 (1) 4M x 36 NONE 20MB (1) 1M x 36 (1) 2M x 36 (1) 2M x 36 24MB (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 24MB (1) 2M x 36 (1) 4M x 36 NONE 24MB (1) 1M x 36 (1) 1M x 36 (1) 4M x 36 28MB (1) 1M x 36 (1) 2M x 36 (1) 4M x 36 DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 32MB (1) 8M x 36 NONE NONE 32MB (1) 4M x 36 (1) 4M x 36 NONE 32MB (1) 2M x 36 (1) 2M x 36 (1) 4M x 36 36MB (1) 1M x 36 (1) 4M x 36 (1) 4M x 36 40MB (1) 2M x 36 (1) 4M x 36 (1) 4M x 36 48MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 48MB (1) 4M x 36 (1) 8M x 36 NONE 64MB (1) 8M x 36 (1) 8M x 36 NONE 64MB (1) 4M x 36 (1) 4M x 36 (1) 8M x 36 80MB (1) 4M x 36 (1) 8M x 36 (1) 8M x 36 96MB (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 CACHE CONFIGURATION Size Bank 0 Bank 1 128KB (5) 32K x 8 NONE 256KB (5) 32K x 8 (5) 32K x 8 Note: Bank 0 is factory installed and is not configurable. CACHE JUMPER CONFIGURATION Size W25 W26 W27 W28 128KB pins 1 & 2 pins 1 & 2 pins 1 & 2 pins 1 & 2 closed closed closed closed 256KB pins 2 & 3 pins 2 & 3 pins 2 & 3 pins 2 & 3 closed closed closed closed CPU TYPE CONFIGURATION Type W6 W8 W9 W10 W11 TI486SXL N/A N/A N/A N/A N/A SL80486SX 4 & 5 2 & 3 1 & 2 2 & 3 3 & 4 80486SX 4 & 5 2 & 3 1 & 2 2 & 3 3 & 4 CX486M7 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 SL80486DX 4 & 5 2 & 3 1 & 2 2 & 3 3 & 4 80486DX 4 & 5 2 & 3 1 & 2 2 & 3 3 & 4 SL80486DX2 4 & 5 2 & 3 1 & 2 2 & 3 3 & 4 80486DX2 4 & 5 2 & 3 1 & 2 2 & 3 3 & 4 80486DX4 4 & 5 2 & 3 1 & 2 2 & 3 3 & 4 P4S N/A N/A N/A N/A N/A P24CT 1 & 2 1 & 2 1 & 2 1 & 2 3 & 4 P24D 4 & 5 1 & 2 1 & 2 1 & 2 1 & 2, 3 & 4 P24S N/A N/A N/A N/A N/A P24T 1 & 2 1 & 2 1 & 2 1 & 2 3 & 4 Note: Pins designated should be in the closed position. CPU TYPE CONFIGURATION (CON’T) Type W12 W14 W17 W18 TI486SXL N/A pins 1 & 2 N/A N/A closed SL80486SX pins 2 & 3 Open pins 2 & 3 pins 1 & 2 closed closed closed 80486SX pins 2 & 3 Open pins 2 & 3 pins 1 & 2 closed closed closed CX486M7 pins 1 & 2 pins 3 & 4 pins 1 & 2 pins 2 & 3 closed closed closed closed SL80486DX pins 2 & 3 pins 3 & 4 pins 2 & 3 pins 1 & 2 closed closed closed closed 80486DX pins 2 & 3 pins 3 & 4 pins 2 & 3 pins 1 & 2 closed closed closed closed SL80486DX2 pins 2 & 3 pins 3 & 4 pins 2 & 3 pins 1 & 2 closed closed closed closed 80486DX2 pins 2 & 3 pins 3 & 4 pins 2 & 3 pins 1 & 2 closed closed closed closed 80486DX4 pins 2 & 3 pins 3 & 4 pins 2 & 3 pins 1 & 2 closed closed closed closed P4S N/A pins 3 & 4 N/A N/A closed P24CT pins 2 & 3 pins 2 & 3 pins 1 & 2 pins 1 & 2 closed closed closed closed P24D pins 2 & 3 pins 3 & 4 pins 1 & 2 pins 1 & 2 closed closed closed closed P24S N/A pins 3 & 4 N/A N/A closed P24T pins 2 & 3 pins 2 & 3 pins 1 & 2 pins 1 & 2 closed closed closed closed CPU SPEED CONFIGURATION Speed w15 w16 25MHz Open Open 33MHz Closed Closed 40MHz Open Closed 50iMHz Open Open 50MHz Closed Open 66iMHz Closed Closed 75iMHz Open Open 100iMHz Closed Closed CPU SPEED CONFIGURATION (80486DX4 ONLY) Speed W13 2x pins 2 & 3 closed 2.5x pins 1 & 2 closed 3x Open