UNIDENTIFIED UNI-486WB LIGHT GREEN Processor CX486M6/80486SX/CX486S2/80487SX/CX486M7/80486DX/80486DX2/ Pentium Overdrive Processor 20/25/33/40/50(internal)/50/66(internal)MHz Speed Chip Set UNI Max. 64MB Onboard DRAM Cache 32/64/128/256/512KB BIOS AMI/Award Dimensions 248mm x 218mm I/O Options 32-bit VESA local bus slots (2) NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Power LED & keylock CN1 Turbo LED CN5 Speaker CN2 External battery J1 Reset switch CN3 32-bit VESA local bus SL1 & SL2 slots Turbo switch CN4 USER CONFIGURABLE SETTINGS Function Jumper Position » Battery type select internal J1 pins 2 & 3 closed CMOS memory clear J1 pins 3 & 4 closed CMOS memory clear (see note below) J1 pins 3 & 4 closed » Factory configured - do not alter JP1 N/A » Factory configured - do not alter JP2 N/A » Factory configured - do not alter JP9 pins 2 & 3 closed » Factory configured - do not alter JP12 pins 2 & 3 closed PQFP CPU disabled JP13 Closed PQFP CPU enabled JP13 Open » Factory configured - do not alter JP27 Closed » Regular I/O reset JP29 pins 1 & 2 closed Special I/O reset (CP 30254 HDD) JP29 pins 2 & 3 closed Battery type select NI-CD JP33 pins 1 & 2 closed Battery type select Lithum JP33 pins 2 & 3 closed Monitor type select color JP34 Closed Monitor type select monochrome JP34 Open Note: If Lithum battery is installed, close jumper 1 & 2 on JP33. The location of JP29 is unidentified. DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 1MB (4) 256K x 9 NONE NONE 1MB NONE (1) 256K x 36 NONE 2MB (4) 256K x 9 NONE (1) 256K x 36 4MB (4) 1M x 9 NONE NONE 4MB NONE (1) 1M x 36 NONE 5MB (4) 256K x 9 NONE (1) 1M x 36 8MB (4) 1M x 9 NONE (1) 1M x 36 16MB (4) 4M x 9 NONE NONE 20MB (4) 4M x 9 NONE (1) 1M x 36 64MB (4) 16M x 9 NONE NONE CACHE CONFIGURATION Size Bank 0 Bank 1 TAG 32KB (4) 8K x 8 NONE (1) 8K x 8 64KB (A) (4) 16K x 8 NONE (1) 8K x 8 64KB (B) (4) 8K x 8 (4) 8K x 8 (1) 8K x 8 128KB (4) 32K x 8 NONE (1) 8K x 8 256KB (A) (4) 64K x 8 NONE (1) 16K or (1) 32K x 8 256KB (B) (4) 32K x 8 (4) 32K x 8 (1) 16K or (1) 32K x 8 512KB (4) 128K x 8 NONE (1) 32K x 8 CACHE JUMPER CONFIGURATION Size JP22 JP23 JP24 JP25 32KB Open Open Open 6 & 7 64KB (A) Open Open Closed 4 & 5, 6 & 7 64KB (B) Open Open Closed 5 & 6 128KB Closed Open Closed 2 & 3, 4 & 5, 6 & 7 256KB (A) Closed Open Closed 2 & 3, 4 & 5, 6 & 7 256KB (B) Closed Open Closed 1 & 2, 3 & 4, 5 & 6 512KB Closed Closed Closed 2 & 3, 4 & 5, 6 & 7 Note: Pins designated should be in the closed position. CPU TYPE CONFIGURATION Type JP10 CX486M6 pins 5 & 6 closed 80486SX pins 5 & 6 closed 80487SX pins 2 & 3, 4 & 5, 6 & 7 closed 80486DX pins 1 & 2, 4 & 5, 6 & 7 closed CX486M7 pins 1 & 2, 4 & 5, 6 & 7 closed 80486DX2 pins 1 & 2, 4 & 5, 6 & 7 closed Pentium Overdrive pins 2 & 3, 4 & 5, 6 & 7 closed CPU TYPE CONFIGURATION Type JP28 JP32 Any CPU installed pins 2 & 3 closed pins 1 & 2 closed CX486M6 only pins 1 & 2 closed pins 2 & 3 closed CPU TYPE CONFIGURATION Type JP6 Any CPU installed Open CX486S2 only Closed CPU TYPE CONFIGURATION Type JP8 JP11 Any CPU installed Open pins 1 & 2 closed CX486M6/Pentium Overdrive Closed pins 2 & 3 closed only CPU SPEED CONFIGURATION (KTS-802C PLL5205 ONLY) Speed JP14 JP15 JP16 20MHz Open Open Closed 25MHz Closed Open Closed 33MHz Closed Closed Closed 40MHz Open Open Open 50iMHz Closed Open Closed 50MHz Open Open Open 66iMHz Closed Closed Closed CPU SPEED CONFIGURATION (MX8310-15 ONLY) Speed JP17 JP18 JP19 20MHz Open Open Open 25MHz Closed Open Open 33MHz Closed Closed Closed 40MHz Closed Closed Open 50iMHz Closed Open Open 50MHz Open Open Closed 66iMHz Closed Closed Closed VL BUS SPEED CONFIGURATION » CPU speed JP3 » <= 33MHz Open » > 33MHz Closed VL BUS CONFIGURATION Setting JP20 JP21 SL2 set as a slave pins 1 & 2 closed pins 1 & 2 closed SL2 set as a master/slave pins 2 & 3 closed pins 2 & 3 closed