COMPAQ COMPUTER CORPORATION PRESARIO 600 SERIES (486-BASED MODELS) Processor OPP486DX/80486DX2 Processor Speed 50/50 (internal)/66(internal)MHz Chip Set Unidentified Max. Onboard DRAM 56MB Cache None BIOS Unidentified Dimensions 258 x 218mm I/O Options IDE interface, riser card slot, floppy drive interface, parallel port, PS/2 mouse port, serial ports (2), VGA port NPU Options 80487 [Image] CONNECTIONS Purpose Location Purpose Location Speaker connector J1 Serial port 1 P21 PS/2 mouse port J2 Parallel port P22 Floppy Drive Interface J4 Serial port 2 P23 IDE interface J6 VGA port P24 IDE interface LED J10 Riser card slot SL1 Battery connector J53 USER CONFIGURABLE SETTINGS Function Jumper Position » Monitor type select monochrome P4 pins 1 & 2 closed Monitor type select color P4 Open » I/O address select 398h/399h P5 Open I/O address select 26Eh/26Fh P5 pins 1 & 2 closed » Speaker select internal P8 pins 1 & 2 closed Speaker select external P8 pins 2 & 3 closed » Battery type select external P52 pins 1 & 2 closed Battery type select internal P52 pins 2 & 3 closed CMOS memory clear P52 Open DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 4MB (1) 256K x (1) 256K x (1) 256K x (1) 256K x 36 36 36 36 4MB (1) 512K x (1) 512K x NONE NONE 36 36 4MB (1) 1M x 36 NONE NONE NONE 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 6MB (1) 256K x (1) 256K x (1) 512K x (1) 512K x 36 36 36 36 8MB (1) 512K x (1) 512K x (1) 512K x (1) 512K x 36 36 36 36 8MB (1) 1M x 36 (1) 1M x 36 NONE NONE 8MB (1) 2M x 36 NONE NONE NONE 10MB (1) 1M x 36 (1) 1M x 36 (1) 256K x (1) 256K x 36 36 10MB (1) 256K x (1) 256K x (1) 1M x 36 (1) 1M x 36 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 12MB (1) 512K x (1) 512K x (1) 1M x 36 (1) 1M x 36 36 36 16MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 16MB (1) 2M x 36 (1) 2M x 36 NONE NONE 16MB (1) 4M x 36 NONE NONE NONE 18MB (1) 2M x 36 (1) 2M x 36 (1) 256K x (1) 256K x 36 36 18MB (1) 256K x (1) 256K x (1) 2M x 36 (1) 2M x 36 36 36 20MB (1) 2M x 36 (1) 2M x 36 (1) 512K x (1) 512K x 36 36 20MB (1) 512K x (1) 512K x (1) 2M x 36 (1) 2M x 36 36 36 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 24MB (1) 1M x 36 (1) 1M x 36 (1) 2M x 36 (1) 2M x 36 32MB (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 32MB (1) 4M x 36 (1) 4M x 36 NONE NONE 32MB (1) 8M x 36 NONE NONE NONE 34MB (1) 4M x 36 (1) 4M x 36 (1) 256K x (1) 256K x 36 36 34MB (1) 256K x (1) 256K x (1) 4M x 36 (1) 4M x 36 36 36 36MB (1) 4M x 36 (1) 4M x 36 (1) 512K x (1) 512K x 36 36 DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 Bank 3 36MB (1) 512K x (1) 512K x (1) 4M x 36 (1) 4M x 36 36 36 40MB (1) 4M x 36 (1) 4M x 36 (1) 1M x 36 (1) 1M x 36 40MB (1) 1M x 36 (1) 1M x 36 (1) 4M x 36 (1) 4M x 36 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 48MB (1) 2M x 36 (1) 2M x 36 (1) 4M x 36 (1) 4M x 36 56MB (1) 8M x 36 (1) 4M x 36 (1) 2M x 36 NONE CPU TYPE CONFIGURATION CPU type P1 P2 P3 P11 80486DX2-50 pins 1 & 2 pins 2 & 3 pins 1 & 2 pins 2 & 3 closed closed closed closed ODP486-50 pins 1 & 2 pins 2 & 3 pins 2 & 3 pins 2 & 3 closed closed closed closed 80486DX2-66 pins 1 & 2 pins 2 & 3 pins 1 & 2 pins 2 & 3 closed closed closed closed Note: The location of P11 is unidentified. ON-BOARD VIDEO CONFIGURATION Setting P50 P51 Disabled pins 1 & 2 closed pins 1 & 2 closed Enabled pins 2 & 3 closed pins 2 & 3 closed VESA VAIT STATE CONFIGURATION Wait states P6 0 wait states pins 1 & 2 closed 1 wait states Open