COMPUTREND SYSTEMS, INC. PREMIO PCI 486AL3 Processor 80486SX/SL80486SX/AM486DX/80486DX/SL80486DX/TICXDX2/CX486DX2/ AM486DX2/(SL)AM486DX2/80486DX2/SL80486DX2/AM486DX4/80486DX4/ P24D/P24T Processor 25/33/40/50(internal)/66(internal)/75(internal)/80(internal)/100(internal)/ Speed 120(internal)/133(internal)/160(internal)MHz Chip Set ALI Max. 64MB Onboard DRAM Cache 128/256KB BIOS AMI Dimensions 220mm x 220mm I/O 32-bit PCI slots (3), floppy drive interface, green PC connector, IDE Options interfaces (2), parallel port, serial ports (2) NPU None Options [Image] CONNECTIONS Purpose Location Purpose Location Serial port 1 CN1 Power LED & JFP pins 1 - 5 keylock Serial port 2 CN2 Speaker JFP pins 7 - 10 Floppy drive CN3 Turbo LED JFP pins 12 & interface 13 Parallel port CN4 Turbo switch JFP pins 15 - 17 IDE interface 2 CN5 Reset switch JFP pins 19 & 20 IDE interface 1 CN6 IDE interface LED JFPA Chassis fan power FAN Green PC connector JG1 External battery JBAT 32-bit PCI slots PC1 - PC3 USER CONFIGURABLE SETTINGS Function Jumper Position » Parallel port IRQ select 378H or JIRQ Pins 1 & 2 3BCH closed Parallel port IRQ select 278H JIRQ Pins 2 & 3 closed » Factory configured - do not JS3 N/A alter Note: JIRQ may not be present on all boards. The location is unidentified. DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 4MB (1) 1M x 36 NONE NONE 8MB (1) 1M x 36 (1) 1M x 36 NONE 8MB (1) 2M x 36 NONE NONE 12MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 12MB (1) 1M x 36 (1) 2M x 36 NONE 16MB (1) 4M x 36 NONE NONE 16MB (1) 2M x 36 (1) 2M x 36 NONE 16MB (1) 1M x 36 (1) 2M x 36 (1) 1M x 36 20MB (1) 1M x 36 (1) 4M x 36 NONE 24MB (1) 1M x 36 (1) 1M x 36 (1) 4M x 36 24MB (1) 4M x 36 (1) 2M x 36 NONE 32MB (1) 4M x 36 (1) 4M x 36 NONE 32MB (1) 8M x 36 NONE NONE 36MB (1) 1M x 36 (1) 8M x 36 NONE 40MB (1) 2M x 36 (1) 8M x 36 NONE 40MB (1) 4M x 36 (1) 2M x 36 (1) 4M x 36 40MB (1) 1M x 36 (1) 8M x 36 (1) 1M 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) 8M x 36 (1) 4M x 36 CACHE CONFIGURATION Size Bank 0 Bank 1 TAG 128KB (4) 32K x 8 NONE (1) 8K/16K/32K x 8 256KB (A) (4) 32K x 8 (4) 32K x 8 (1) 8K/16K/32K x 8 256KB (B) (4) 64K x 8 NONE (1) 8K/16K/32K x 8 CACHE JUMPER CONFIGURATION Size JS1 JS2 JS4 128KB Pins 1 & 2 Pins 1 & 2 Pins 2 & 3 closed closed closed 256KB (A) Pins 2 & 3 Pins 1 & 2 Pins 1 & 2 closed closed closed 256KB (B) Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 closed closed closed CPU TYPE CONFIGURATION Type JC1 JC2 JC3 JC4 JC5 80486SX Open Open Open 1 & 2 2 & 3 SL80486SX Open Open Open 1 & 2 2 & 3 AM486DX Open Open Open 2 & 3 1 & 2 80486DX Open Open Open 2 & 3 1 & 2 SL80486DX Open Open Open 2 & 3 1 & 2 ticxdx2 Open Closed Open 2 & 3 1 & 2 CX486DX2 Open Closed Open 2 & 3 1 & 2 AM486DX2 Open Open Open 2 & 3 1 & 2 (SL)AM486DX2 Open Open Open 2 & 3 1 & 2 (SL)AM486DX2 (WB) 1 & 2, 3 Open Open 2 & 3 1 & 2 & 4 80486DX2 Open Open Open 2 & 3 1 & 2 SL80486DX2 Open Open Open 2 & 3 1 & 2 AM486DX4 Open Open Open 2 & 3 1 & 2 AM486DX4 (WB) 1 & 2, 3 Open Open 2 & 3 1 & 2 & 4 80486DX4 Open Open Open 2 & 3 1 & 2 P24D 1 & 2, 3 Open Open 2 & 3 1 & 2 & 4 P24T 1 & 2, 3 Open Open 2 & 3 1 & 2 & 4 Note: Pins designated should be in the closed position. CPU TYPE CONFIGURATION (CON’T) Type RN1 RN2 RN3 80486SX pins 1 - 10 Not installed Not installed installed SL80486SX pins 3 - 12 Not installed Not installed installed AM486DX pins 1 - 10 Not installed Not installed installed 80486DX pins 1 - 10 Not installed Not installed installed SL80486DX pins 3 - 12 Not installed Not installed installed ticxdx2 Not installed Installed Not installed CX486DX2 Not installed Installed Not installed AM486DX2 pins 1 - 10 Not installed Not installed installed (SL)AM486DX2 pins 1 - 10 Not installed Not installed installed (SL)AM486DX2 (WB) pins 5 - 14 Not installed Not installed installed 80486DX2 pins 1 - 10 Not installed Not installed installed SL80486DX2 pins 3 - 12 Not installed Not installed installed AM486DX4 pins 1 - 10 Not installed Not installed installed AM486DX4 (WB) pins 5 - 14 Not installed Not installed installed 80486DX4 pins 3 - 12 Not installed Not installed installed P24D pins 5 - 14 Not installed Not installed installed P24T pins 5 - 14 Not installed Not installed installed CPU SPEED CONFIGURATION Speed JK1 JK2 25MHz Open Pins 1 & 2 closed 33MHz Pins 1 & 2, 3 & 4 Pins 1 & 2 closed closed 40MHz Pins 1 & 2 closed Pins 2 & 3, 4 & 5 closed 50iMHz Open Pins 1 & 2 closed 66iMHz Pins 1 & 2, 3 & 4 Pins 1 & 2 closed closed 75iMHz Open Pins 1 & 2 closed 80iMHz Pins 1 & 2 closed Pins 2 & 3, 4 & 5 closed 100iMHz Pins 1 & 2, 3 & 4 Pins 1 & 2 closed closed 120iMHz Pins 1 & 2 closed Pins 2 & 3, 4 & 5 closed 133iMHz Pins 1 & 2, 3 & 4 Pins 1 & 2 closed closed 160iMHz Pins 1 & 2 closed Pins 2 & 3, 4 & 5 closed CPU VOLTAGE CONFIGURATION Voltage JP1 JV1 » 3v Open Open 4v Closed Open 5v Open Pins 1 & 2, 3 & 4, 5 & 6 closed DMA CONFIGURATION DMA JP3 JP4 DMA 1 Pins 2 & 3 closed Pins 2 & 3 closed DMA 3 Pins 1 & 2 closed Pins 1 & 2 closed