VISIONEX PCI/VESA MOTHERBOARD (VER. 1.0) Processor CX486M6/80486SX/80486DX/80486DX2/80486DX4/P24C Processor Speed 25/33/40/66(internal)/75(internal)/100(internal)MHz Chip Set Cypress Video Chip Set None Maximum Onboard 128MB Memory Maximum Video Memory None Cache 128/256/512/1024KB BIOS AMI/Award Dimensions 254mm x 218mm I/O Options 32-bit VESA local bus slots (2), 32-bit PCI slots (4) NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location External battery JP1 Reset switch JP59 Turbo LED JP49 Speaker JP60 Turbo switch JP50 32-bit PCI slots PC1 - PC4 Power LED & keylock JP57 32-bit VESA local SL1 & SL2 bus slots USER CONFIGURABLE SETTINGS Function Label Position » CMOS memory normal operation JP2 Pins 1 & 2 closed CMOS memory clear JP2 Pins 2 & 3 closed » Flash BIOS disabled JP3 Open Flash BIOS voltage select 12v JP3 Pins 2 & 3 closed Flash BIOS voltage select 5v JP3 Pins 1 & 2 closed Jumper information unavailable JP9 Unidentified » Factory configured - do not JP10 Open alter » Factory configured - do not JP32 Pins 2 & 3 closed alter Jumper information unavailable JP34 Unidentified » Factory configured - do not JP35 Pins 2 & 3 closed alter » LDEV# delayed 1 CPU CLK JP36 Pins 2 & 3 closed LDEV# not delayed 1 CPU CLK JP36 Pins 1 & 2 closed Jumper information unavailable JP42 Unidentified Jumper information unavailable JP51 Unidentified » Monitor type select color JP55 Open Monitor type select monochrome JP55 Closed Jumper information unavailable JP58 Unidentified DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 1MB (1) 256K x None None None 32 2MB (1) 512K x None None None 32 2MB (1) 256K x (1) 256K x None None 32 32 3MB (1) 256K x (1) 256K x (1) 256K x None 32 32 32 4MB (1) 1M x 32 None None None 4MB (1) 512K x (1) 512K x None None 32 32 4MB (1) 256K x (1) 256K x (1) 256K x (1) 256K x 32 32 32 32 5MB (1) 256K x (1) 1M x 32 None None 32 8MB (1) 2M x 32 None None None 8MB (1) 1M x 32 (1) 1M x 32 None None 9MB (1) 256K x (1) 1M x 32 (1) 1M x 32 None 32 10MB (1) 512K x (1) 2M x 32 None None 32 12MB (1) 1M x 32 (1) 1M x 32 (1) 1M x 32 None 16MB (1) 4M x 32 None None None 16MB (1) 2M x 32 (1) 2M x 32 None None 16MB (1) 1M x 32 (1) 1M x 32 (1) 1M x 32 (1) 1M x 32 DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 Bank 3 17MB (1) 256K x (1) 4M x 32 None None 32 20MB (1) 1M x 32 (1) 4M x 32 None None 32MB (1) 8M x 32 None None None 32MB (1) 4M x 32 (1) 4M x 32 None None 33MB (1) 256K x (1) 4M x 32 (1) 4M x 32 None 32 34MB (1) 512K x (1) 8M x 32 None None 32 36MB (1) 1M x 32 (1) 4M x 32 (1) 4M x 32 None 40MB (1) 2M x 32 (1) 8M x 32 None None 48MB (1) 4M x 32 (1) 4M x 32 (1) 4M x 32 None 49MB (1) 256K x (1) 4M x 32 (1) 4M x 32 (1) 4M x 32 32 52MB (1) 1M x 32 (1) 4M x 32 (1) 4M x 32 (1) 4M x 32 64MB (1) 8M x 32 (1) 8M x 32 None None 64MB (1) 4M x 32 (1) 4M x 32 (1) 4M x 32 (1) 4M x 32 65MB (1) 256K x (1) 16M x None None 32 32 68MB (1) 1M x 32 (1) 16M x None None 32 80MB (1) 4M x 32 (1) 16M x None None 32 128MB (1) 16M x 32 (1) 16M x None None 32 DRAM JUMPER CONFIGURATION Setting JP4 Set as 4 banks Pins 1 & 2 closed Set as 2 banks (banks 0 & 1 & Pins 2 & 3 closed banks 2 & 3) CACHE CONFIGURATION Size Bank 0 Bank 1 TAG 128KB (4) 32K x 8 None (1) 8K x 8 256KB (A) (4) 32K x 8 (4) 32K x 8 (1) 32K x 8 256KB (B) (4) 64K x 8 None (1) 32K x 8 512KB (A) (4) 128K x 8 None (1) 32K x 8 512KB (B) (4) 64K x 8 (4) 64K x 8 (1) 32K x 8 1MB (4) 128K x 8 (4) 128K x 8 (1) 128K x 8 CACHE JUMPER CONFIGURATION Size JP18 JP19 JP20 128KB Open Pins 2 & 3 Pins 1 & 2 closed closed 256KB (A) Open Pins 1 & 2 Pins 1 & 2 closed closed 256KB (B) Open Pins 2 & 3 Pins 1 & 2 closed closed 512KB (A) Open Pins 2 & 3 Pins 2 & 3 closed closed 512KB (B) Pins 1 & 2 Open Pins 2 & 3 closed closed 1MB Pins 2 & 3 Open Pins 2 & 3 closed closed CPU SPEED SELECTION Speed JP15 JP25 JP28 JP29 25MHz Closed Open Pins 1 & 2 Pins 2 & 3 closed closed 33MHz Open Open Pins 2 & 3 Pins 1 & 2 closed closed 40MHz Open Closed Pins 1 & 2 Pins 2 & 3 closed closed 66iMHz Open Open Pins 2 & 3 Pins 1 & 2 closed closed 75iMHz Closed Open Pins 1 & 2 Pins 2 & 3 closed closed 100iMHz Open Open Pins 2 & 3 Pins 1 & 2 closed closed CPU TYPE SELECTION Type JP26 JP40 JP41 JP43 JP44 CX486M6 Open 1 & 3, 2 Closed 2 & 3 2 & 3 & 4 80486SX Open 1 & 3, 2 Open Open 1 & 2 & 4 80486DX Open 1 & 3, 2 Open Open 1 & 2 & 4 80486DX2 Open 1 & 3, 2 Open Open 1 & 2 & 4 80486DX4 Closed 3 & 4, 5 Open Open 1 & 2 & 6 P24C Open 1 & 3, 2 Open 1 & 2 2 & 3 & 4 Note: Pins designated should be in the closed position. CPU TYPE SELECTION (CON’T) Type JP45 JP46 JP47 JP48 JP54 CX486M6 3 & 4 4 & 5 Open 2 & 3 Closed 80486SX Open Open Open 2 & 3 Open 80486DX Open Open 2 & 3 1 & 2, 3 Open & 4 80486DX2 Open Open 2 & 3 1 & 2, 3 Open & 4 80486DX4 Open Open 2 & 3 1 & 2, 3 Open & 4 P24C 1 & 2, 3 1 & 2 2 & 3 1 & 2, 3 Open & 4 & 4 Note: Pins designated should be in the closed position. CPU TYPE SELECTION Type JP27 Cyrix Pins 2 & 3 closed AMD Pins 1 & 2 closed Intel Pins 1 & 2 closed VL BUS SPEED SELECTION Speed JP52 JP53 JP56 25MHz Open Open Pins 2 & 3 closed » 33MHz Open Open Pins 2 & 3 closed 40MHz Closed Closed Pins 1 & 2 closed PCI MODE SELECTION Setting JP11 JP30 JP31 JP33 Asynchronous Closed Pins 2 & 3 Pins 1 & 2 Pins 2 & 3 closed closed closed Synchronous Open Pins 2 & 3 Pins 2 & 3 Pins 2 & 3 closed closed closed PCI INTERRUPT SELECTION (IRQ9) Setting JP21A Slots 1 & 2 Pins 1 & 2 closed Slot 3 Pins 2 & 3 closed PCI INTERRUPT SELECTION (IRQ10) Setting JP21B Slots 1 & 2 Pins 1 & 2 closed Slot 3 Pins 2 & 3 closed PCI INTERRUPT SELECTION (IRQ11) Setting JP21C Slots 1 & 2 Pins 1 & 2 closed Slot 3 Pins 2 & 3 closed PCI INTERRUPT SELECTION (IRQ12) Setting JP21D Slots 1 & 2 Pins 1 & 2 closed Slot 3 Pins 2 & 3 closed PCI INTERRUPT SELECTION (IRQ15) Setting JP21E Slots 1 & 2 Pins 1 & 2 closed Slot 3 Pins 2 & 3 closed PCI INTERRUPT SELECTION (IRQ14) Setting JP21F Slot 4 (only for compliant card Pins 1 & 2 closed that use IRQ14) Slot 4 (only for non compliant card Pins 2 & 3 closed that use IRQ14)