EDOM INTERNATIONAL CORPORATION 486VL3H (MV020) Processor CX486M6/80486SX/80487SX/80486DX/80486DX2/Pentium Overdrive Processor Speed 25/33/40/50(internal)/50/66(internal)MHz Chip Set Unidentified Max. Onboard 64MB DRAM Cache 64/128/256KB BIOS AMI/Award Dimensions 250mm x 220mm I/O Options 32-bit VESA local bus slots (3) NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location External battery J1 Power LED & keylock JP23 Reset switch JP16 Turbo LED JP24 Speaker JP21 32-bit VESA local bus SL1 - SL3 slots Turbo switch JP22 USER CONFIGURABLE SETTINGS Function Jumper Position » CMOS memory normal operation JP1 pins 1 & 2 closed CMOS memory clear JP1 pins 2 & 3 closed » Factory configured - do not JP2 pins 1 & 2 alter closed » Factory configured - do not JP7 pins 2 & 3 alter closed » Factory configured - do not JP9 Open alter » Factory configured - do not JP18 pins 1 & 2 alter closed » PQFP CPU disabled JP20 Open PQFP CPU enabled JP20 Closed » Monitor type select monochrome JP26 Open Monitor type select color JP26 Closed » Factory configured - do not JP27 pins 1 & 2 alter closed » Factory configured - do not P1 Open alter Note: The loactions of JP7, JP18 &P1 are unidentified. 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 5MB (4) 256K x 9 (4) 1M x 9 5MB (4) 1M x 9 (4) 256K x 9 8MB (4) 1M x 9 (4) 1M x 9 6MB (4) 256K x 9 (4) 256K x 9 16MB (4) 4M x 9 NONE 20MB (4) 1M x 9 (4) 4M x 9 20MB (4) 4M x 9 (4) 1M x 9 32MB (4) 4M x 9 (4) 4M x 9 64MB (4) 16M x 9 NONE CACHE CONFIGURATION Size Bank 0 Bank 1 TAG 64KB (4) 8K x 8 (4) 8K x 8 (1) 8K x 8 128KB (4) 32K x 8 NONE (1) 8K x 8 256KB (4) 32K x 8 (4) 32K x 8 (1) 32K x 8 Note: The location of the TAG chip is unidentified. CACHE JUMPER CONFIGURATION Size JP5 JP12 JP15 JP25 64KB Open 1 & 2 Open Open 128KB 3 & 4 Open pins 2 & 3 Closed closed 256KB 1 & 2, 3 & Open pins 1 & 2 Closed 4 closed Note: Pins designated should be in the closed position. CPU TYPE CONFIGURATION Type JP8 JP10 80486SX Open pins 2 & 3 closed 80487SX pins 2 & 3 closed pins 1 & 2, 3 & 4 closed 80486DX pins 1 & 2 closed pins 1 & 2, 3 & 4 closed 80486DX2 pins 1 & 2 closed pins 1 & 2, 3 & 4 closed CPU SPEED CONFIGURATION Speed JP13 25MHz pins 1 & 2, 5 & 6 closed 33MHz pins 1 & 2, 3 & 4 closed 40MHz pins 5 & 6 closed 50iMHz pins 1 & 2, 5 & 6 closed 50MHz pins 3 & 4 closed 66iMHz pins 1 & 2, 3 & 4 closed VESA WAIT STATE CONFIGURATION Wait states JP17 0 wait states Open 1 wait state Closed BUS SPEED CONFIGURATION CPU speed JP11 JP19 <= 33MHz pins 2 & 3 closed Open > 33MHz pins 1 & 2 closed Closed