COMPAQ COMPUTER CORPORATION PRESARIO 600 SERIES (LOCAL BUS-486-BASED MODELS) Processor 80486SX/80487SX/ODP486DX/80486DX/ODP486DX2/80486DX2 Processor 25/33/50(internal)/66(internal)MHz Speed Chip Set Unidentified Max. Onboard 56MB DRAM Cache None BIOS Unidentified Dimensions 258mm x 218mm I/O Options Riser card slot, floppy drive interface, IDE interface, VGA port, serial ports (2), parallel port, PS/2 mouse port NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location IDE interface J1 Serial port 1 P2 External Battery J5 Serial port 2 P3 PS/2 mouse port J7 VGA port P4 Floppy drive interface J8 Riser card slot SL1 Parallel port P1 USER CONFIGURABLE SETTINGS Function Jumper Position » Factory configured - do not J2 N/A alter » Speaker type select internal J4 pins 3 & 4 closed Speaker type select external J4 Open » Monitor type select color J12 Open Monitor type select monochrome J12 pins 1 & 2 closed » I/O address type select J13 Open 398h/399h I/O address type select J13 pins 1 & 2 26Eh/26Fh closed » Battery type select external P14 pins 1 & 2 closed Battery type select internal P14 pins 2 & 3 closed CMOS memory clear P14 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 SPEED CONFIGURATION Speed P8 25MHz pins 2 & 3 closed 33MHz pins 1 & 2 closed 50iMHz pins 2 & 3 closed 66iMHz pins 1 & 2 closed CPU TYPE CONFIGURATION Type P7 P9 P10 P11 80486SX pins 2 & 3 pins 1 & 2 pins 2 & 3 pins 1 & 2 closed closed closed closed 80487SX pins 2 & 3 pins 1 & 2 pins 2 & 3 pins 2 & 3 closed closed closed closed ODP486DX pins 2 & 3 pins 1 & 2 pins 2 & 3 pins 2 & 3 closed closed closed closed 80486DX pins 2 & 3 pins 1 & 2 pins 2 & 3 pins 1 & 2 closed closed closed closed ODP486DX2 pins 2 & 3 pins 1 & 2 pins 2 & 3 pins 2 & 3 closed closed closed closed 80486DX2 pins 2 & 3 pins 1 & 2 pins 2 & 3 pins 1 & 2 closed closed closed closed ON-BOARD VIDEO CONFIGURATION On-board Video P5 P6 Disabled pins 1 & 2 closed pins 2 & 3 closed Enabled pins 1 & 2 closed pins 2 & 3 closed