ELITEGROUP COMPUTER SYSTEMS, INC. UP8810/8810A VIO (VER. 1.1) Processor CX486M6/SL80486SX/80486SX/SL80486SX2/CX486DX/AM486DX/ SL80486DX/80486DX/CX486DX2/AM486DX2/U5S/U5DS/SL80486DX2/ 80486DX2/80486DX4/Pentium Overdrive Processor 25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz Speed Chip Set UMC Max. 128MB Onboard DRAM Cache 128/256/512KB BIOS Phoenix Dimensions 330mm x 218mm I/O Floppy drive interface, IDE interfaces (2), green PC connector, Options parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port, riser slot NPU None Options [Image] CONNECTIONS Purpose Location Purpose Location PS/2 mouse port J3 IDE interface J14 (secondary) Serial port 2 J4 IDE interface LED J15 Serial port 1 J5 Power LED & keylock J16 Parallel port J6 Speaker J17 VGA port J7 Reset switch J18 VGA feature connector J10 Turbo switch J19 Green PC connector J11 Turbo LED J20 Floppy drive J12 Riser Card SL1 interface IDE interface J13 (primary) USER CONFIGURABLE SETTINGS Function Jumper Position » On board I/O enabled JP2 pins 1 & 2 closed On board I/O disabled JP2 pins 2 & 3 closed » ECP mode disabled JP17 Open ECP mode enabled JP17 Closed » IDE interface enabled JP25 Open IDE interface disabled JP25 Closed » Secondary INT source select from JP26 pins 2 & 3 chip closed Secondary INT source select from JP26 pins 1 & 2 drive closed » Primary INT source select from JP27 pins 2 & 3 chip closed Primary INT source select from JP27 pins 1 & 2 drive closed » VGA GD543X chip enabled JP50 pins 1 & 2 closed VGA GD543X chip disabled JP50 pins 2 & 3 closed Note: The location of JP17 is unidentified. DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 2MB (1) 256K x (1) 256K x NONE NONE 36 36 2MB (1) 512K x NONE NONE NONE 36 4MB (1) 256K x (1) 256K x (1) 256K x (1) 256K x 36 36 36 36 4MB (1) 256K x (1) 256K x (1) 512K x NONE 36 36 36 4MB (1) 512K x NONE (1) 512K x NONE 36 36 4MB (1) 512K x (1) 512K x NONE NONE 36 36 4MB (1) 1M x 36 NONE NONE NONE 6MB (1) 256K x (1) 256K x (1) 512K x (1) 512K x 36 36 36 36 6MB (1) 256K x (1) 256K x (1) 1M x 36 NONE 36 36 6MB (1) 512K x (1) 512K x (1) 512K x NONE 36 36 36 6MB (1) 512K x (1) 512K x (1) 256K x (1) 256K x 36 36 36 36 8MB (1) 512K x (1) 512K x (1) 512K x (1) 512K x 36 36 36 36 8MB (1) 512K x (1) 512K x (1) 1M x 36 NONE 36 36 8MB (1) 1M x 36 NONE (1) 1M x 36 NONE 8MB (1) 1M x 36 (1) 1M x 36 NONE NONE 8MB (1) 2M x 36 NONE NONE NONE DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 Bank 3 10MB (1) 256K x (1) 256K x (1) 1M x 36 (1) 1M x 36 36 36 10MB (1) 256K x (1) 256K x (1) 2M x 36 NONE 36 36 10MB (1) 1M x 36 (1) 1M x 36 (1) 256K x (1) 256K x 36 36 10MB (1) 1M x 36 (1) 1M x 36 (1) 512K x NONE 36 12MB (1) 512K x (1) 512K x (1) 1M x 36 (1) 1M x 36 36 36 12MB (1) 512K x (1) 512K x (1) 2M x 36 NONE 36 36 12MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 NONE 12MB (1) 1M x 36 (1) 1M x 36 (1) 512K x (1) 512K x 36 36 16MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 16MB (1) 1M x 36 (1) 1M x 36 (1) 2M x 36 NONE 16MB (1) 2M x 36 NONE (1) 2M x 36 NONE 16MB (1) 2M x 36 (1) 2M x 36 NONE NONE 16MB (1) 4M x 36 NONE NONE NONE 18MB (1) 256K x (1) 256K x (1) 2M x 36 (1) 2M x 36 36 36 18MB (1) 256K x (1) 256K x (1) 4M x 36 NONE 36 36 18MB (1) 2M x 36 (1) 2M x 36 (1) 256K x (1) 256K x 36 36 18MB (1) 2M x 36 (1) 2M x 36 (1) 512K x NONE 36 20MB (1) 512K x (1) 512K x (1) 2M x 36 (1) 2M x 36 36 36 20MB (1) 512K x (1) 512K x (1) 4M x 36 NONE 36 36 20MB (1) 2M x 36 (1) 2M x 36 (1) 512K x (1) 512K x 36 36 20MB (1) 2M x 36 (1) 2M x 36 (1) 1M x 36 NONE 24MB (1) 1M x 36 (1) 1M x 36 (1) 2M x 36 (1) 2M x 36 24MB (1) 1M x 36 (1) 1M x 36 (1) 4M x 36 NONE 24MB (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 NONE 24MB (1) 2M x 36 (1) 2M x 36 (1) 1M x 36 (1) 1M x 36 32MB (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 32MB (1) 2M x 36 (1) 2M x 36 (1) 4M x 36 NONE 32MB (1) 4M x 36 NONE (1) 4M x 36 NONE 32MB (1) 4M x 36 (1) 4M x 36 NONE NONE 32MB (1) 8M x 36 NONE NONE NONE 34MB (1) 256K x (1) 256K x (1) 4M x 36 (1) 4M x 36 36 36 34MB (1) 256K x (1) 256K x (1) 8M x 36 NONE 36 36 34MB (1) 4M x 36 (1) 4M x 36 (1) 256K x (1) 256K x 36 36 34MB (1) 4M x 36 (1) 4M x 36 (1) 512K x NONE 36 36MB (1) 512K x (1) 512K x (1) 4M x 36 (1) 4M x 36 36 36 36MB (1) 512K x (1) 512K x (1) 8M x 36 NONE 36 36 36MB (1) 4M x 36 (1) 4M x 36 (1) 512K x (1) 512K x 36 36 36MB (1) 4M x 36 (1) 4M x 36 (1) 1M x 36 NONE 40MB (1) 1M x 36 (1) 1M x 36 (1) 4M x 36 (1) 4M x 36 40MB (1) 1M x 36 (1) 1M x 36 (1) 8M x 36 NONE 40MB (1) 4M x 36 (1) 4M x 36 (1) 1M x 36 (1) 1M x 36 40MB (1) 4M x 36 (1) 4M x 36 (1) 2M x 36 NONE 48MB (1) 2M x 36 (1) 2M x 36 (1) 4M x 36 (1) 4M x 36 48MB (1) 2M x 36 (1) 2M x 36 (1) 8M x 36 NONE DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 Bank 3 48MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 NONE 48MB (1) 4M x 36 (1) 4M x 36 (1) 2M x 36 (1) 2M x 36 64MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 64MB (1) 4M x 36 (1) 4M x 36 (1) 8M x 36 NONE 64MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 64MB (1) 8M x 36 NONE (1) 8M x 36 NONE 64MB (1) 8M x 36 (1) 8M x 36 NONE NONE 66MB (1) 256K x (1) 256K x (1) 8M x 36 (1) 8M x 36 36 36 66MB (1) 512K x NONE (1) 8M x 36 (1) 8M x 36 36 66MB (1) 8M x 36 (1) 8M x 36 (1) 256K x (1) 256K x 36 36 66MB (1) 8M x 36 (1) 8M x 36 (1) 512K x NONE 36 68MB (1) 8M x 36 (1) 8M x 36 (1) 512K x (1) 512K x 36 36 68MB (1) 8M x 36 (1) 8M x 36 (1) 1M x 36 NONE 72MB (1) 1M x 36 (1) 1M x 36 (1) 8M x 36 (1) 8M x 36 72MB (1) 8M x 36 (1) 8M x 36 (1) 1M x 36 (1) 1M x 36 72MB (1) 8M x 36 (1) 8M x 36 (1) 2M x 36 NONE 80MB (1) 2M x 36 (1) 2M x 36 (1) 8M x 36 (1) 8M x 36 80MB (1) 8M x 36 (1) 8M x 36 (1) 2M x 36 (1) 2M x 36 80MB (1) 8M x 36 (1) 8M x 36 (1) 4M x 36 NONE 96MB (1) 4M x 36 (1) 4M x 36 (1) 8M x 36 (1) 8M x 36 96MB (1) 8M x 36 (1) 8M x 36 (1) 4M x 36 (1) 4M x 36 96MB (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 NONE 128MB (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 CACHE CONFIGURATION Size Bank 0 Bank 1 TAG 128KB (4) 32K x 8 NONE (1) 32K x 8 256KB (4) 32K x 8 (4) 32K x 8 (1) 32K x 8 512KB (4) 64K x 8 (4) 64K x 8 (1) 32K x 8 512KB (4) 128K x 8 NONE (1) 32K x 8 CACHE JUMPER CONFIGURATION Size JP41 JP42 JP43 JP46 JP47 JP48 128KB Open 2 & 3 1 & 2 Open Open Open 256KB Open 1 & 2 2 & 3 Closed Open Open 512KB Open 1 & 2 2 & 3 Closed Closed Open 512KB 1 & 2 2 & 3 2 & 3 Closed Closed Open Note: Pins designated should be in the closed position. CPU TYPE CONFIGURATION Type JP19 JP22 JP23 JP31 CX486M6 pins 1 & 2 pins 2 & 3 pins 2 & 3 Open closed closed closed SL80486SX pins 1 & 2 pins 2 & 3 Open Open closed closed 80486SX Open pins 1 & 2 Open Open closed SL80486SX2 pins 1 & 2 pins 2 & 3 Open Open closed closed CX486DX pins 1 & 2 pins 2 & 3 pins 2 & 3 Open closed closed closed AM486DX Open pins 1 & 2 Open Open closed SL80486DX pins 1 & 2 pins 2 & 3 Open Open closed closed 80486DX Open pins 1 & 2 Open Open closed CX486DX2 pins 1 & 2 pins 2 & 3 pins 2 & 3 Open closed closed closed AM486DX2 Open pins 1 & 2 Open Open closed U5S pins 2 & 3 pins 1 & 2 Open Open closed closed U5DS pins 2 & 3 pins 1 & 2 Open Open closed closed SL80486DX2 pins 1 & 2 pins 2 & 3 Open Open closed closed 80486DX2 Open pins 1 & 2 Open Open closed 80486DX2 (WB) pins 1 & 2 pins 2 & 3 Open Open closed closed 80486DX4 pins 1 & 2 pins 2 & 3 Open Open closed closed P24T pins 1 & 2 pins 2 & 3 pins 1 & 2 Open closed closed closed CPU TYPE CONFIGURATION (CON’T) Type JP33 JP34 JP36 JP37 CX486M6 1 & 2, 3 & 2 & 3 2 & 3 1 & 2 4 SL80486SX 2 & 3, 4 & 1 & 2 2 & 3 Open 5 80486SX Open Open 2 & 3 Open SL80486SX2 2 & 3, 4 & 1 & 2 2 & 3 Open 5 CX486DX 1 & 2, 3 & 2 & 3 1 & 2, 3 & 2 & 3 4 4 AM486DX Open Open 1 & 2, 3 & Open 4 SL80486DX 2 & 3, 4 & 1 & 2 1 & 2, 3 & Open 5 4 80486DX Open Open 1 & 2, 3 & Open 4 CX486DX2 1 & 2, 3 & 2 & 3 1 & 2, 3 & 2 & 3 4 4 AM486DX2 Open Open 1 & 2, 3 & Open 4 U5S Open Open 2 & 3 3 & 4 U5DS Open Open 1 & 2, 3 & 3 & 4 4 SL80486DX2 2 & 3, 4 & 1 & 2 1 & 2, 3 & Open 5 4 80486DX2 Open Open 1 & 2, 3 & Open 4 80486DX2 (WB) 2 & 3, 4 & 1 & 2, 3 & 1 & 2, 3 & Open 5 4 4 80486DX4 2 & 3, 4 & 1 & 2 1 & 2, 3 & Open 5 4 P24T 2 & 3, 4 & 1 & 2 1 & 2, 3 & 2 & 3 5 4 Note: Pins designated should be in the closed position. CPU TYPE CONFIGURATION (CON’T) Type JP38 JP39 JP40 JP44 JP45 CX486M6 Open Open 2 & 3 2 & 3 1 & 2 SL80486SX Open Open Open 1 & 2 1 & 2 80486SX Open Open Open 1 & 2 1 & 2 SL80486SX2 Open Open Open 1 & 2 1 & 2 CX486DX Open 1 & 2 2 & 3 2 & 3 1 & 2 AM486DX Open 1 & 2 Open 1 & 2 1 & 2 SL80486DX Open 1 & 2 Open 1 & 2 1 & 2 80486DX Open 1 & 2 Open 1 & 2 1 & 2 CX486DX2 Open 1 & 2 2 & 3 2 & 3 1 & 2 AM486DX2 Open 1 & 2 Open 1 & 2 1 & 2 U5S Open 1 & 2, 3 Open 1 & 2 2 & 3 & 4 U5DS Open 1 & 2, 3 Open 1 & 2 2 & 3 & 4 SL80486DX2 Open 1 & 2 Open 1 & 2 1 & 2 80486DX2 Open 1 & 2 Open 1 & 2 1 & 2 80486DX2 (WB) Closed 1 & 2 Open 1 & 2 1 & 2 80486DX4 Open 1 & 2 Open 1 & 2 1 & 2 P24T Open 2 & 3 Open 1 & 2 1 & 2 Note: Pins designated should be in the closed position. CPU TYPE CONFIGURATION (PENTIUM OVERDRIVE ONLY) Type JP28 JP29 Pentium Overdrive not Open Open installed Pentium Overdrive Closed Closed installed CPU SPEED CONFIGURATION Speed JP6 25MHz pins 1 & 2 closed 33MHz pins 1 & 2, 3 & 4, 5 & 6 closed 40MHz pins 1 & 2, 3 & 4 closed 50iMHz pins 1 & 2 closed 50MHz pins 5 & 6 closed 66iMHz pins 1 & 2, 3 & 4, 5 & 6 closed 75iMHz pins 1 & 2 closed 100iMHz pins 1 & 2, 3 & 4, 5 & 6 closed CPU SPEED CONFIGURATION (80486DX4 ONLY) Speed JP35 2x Closed 3x Open CPU VOLTAGE CONFIGURATION Voltage JP24 JP32 3.3v pins 2 & 3 closed pins 3 & 4 closed 3.45v pins 1 & 2 closed pins 3 & 4 closed 5v Open pins 1 & 2 closed DRQ CONFIGURATION DRQ/DACK JP8 JP18 DRQ1/DACK1 pins 1 & 2 closed pins 2 & 3 closed DRQ3/DACK3 pins 2 & 3 closed pins 1 & 2 closed BIOS VOLTAGE CONFIGURATION Voltage JP11 EPROM Open 5v pins 1 & 2 closed 12v pins 2 & 3 closed VIDEO MEMORY CONFIGURATION Note: The size of the VRAM chips is unidentified.