HAUPPAUGE COMPUTER WORKS, INC. MODEL 486M VBB MODULAR Processor 80486DX/80486DX2 (located on an external CPU card) Processor Speed 33/50/66(internal)MHz Chip Set C & T Max. Onboard DRAM 64MB Cache 64/128/256/1024KB (located on an external CPU card) BIOS MR Dimensions 330mm x 218mm I/O Options 32-bit external CPU cards (2), floppy drive interface, IDE interface, parallel port, serial ports (2) NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location 32-bit CPU card slot J1 External battery J21 32-bit CPU card slot J2 PS/2 mouse port J23 Reset switch J9 Floppy drive interface J24 Turbo switch J11 IDE interface J25 Serial port 1 J13 IDE interface LED J26 Serial port 2 J14 32-Bit VESA local bus S1 slot Parallel port J15 32-Bit VESA local bus S2 slot Speaker J19 32-Bit VESA local bus S3 slot Power LED & keylock J20 USER CONFIGURABLE SETTINGS Function Jumper Position » CMOS memory normal operation JP1 pins 2 & 3 closed CMOS memory clear JP1 pins 1 & 2 closed » Select 0 VESA wait states JP2 pins 1 & 2 closed Select 1 VESA wait state JP2 pins 2 & 3 closed » LB IDE enabled JP3 pins 1 & 2 closed LB IDE disabled JP3 pins 2 & 3 closed » Factory configured - do not JP5 pins 7 & 8 and 9 alter & 10 » PS/2 mouse interrupt disabled JP6 Closed PS/2 mouse interrupt enabled JP6 Open » Peripheral disabled JP7 Open Peripheral enabled JP7 Closed » Factory configured - do not JP13 Closed alter » Factory configured - do not JP14 pins 1 & 2 alter closed » Monitor type select VGA SW1 pins 2 & 3 closed Monitor type select monochrome SW1 pins 1 & 2 closed Note:Pins designated should be in the closed position. DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 1MB (1) 1M x 36 NONE NONE NONE 2MB (1) 1M x 36 NONE (1) 1M x 36 NONE 4MB (1) 4M x 36 NONE NONE NONE 5MB (1) 1M x 36 NONE (1) 4M x 36 NONE 6MB (1) 1M x 36 (1) 4M x 36 (1) 1M x 36 NONE 8MB (1) 4M x 36 NONE (1) 4M x 36 NONE 9MB (1) 1M x 36 (1) 4M x 36 (1) 4M x 36 NONE 10MB (1) 1M x 36 (1) 4M x 36 (1) 1M x 36 (1) 4M x 36 12MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 NONE 12MB (1) 8M x 36 NONE (1) 4M x 36 NONE 12MB NONE (1) 8M x 36 (1) 4M x 36 NONE 13MB (1) 1M x 36 (1) 4M x 36 (1) 8M x 36 NONE 13MB (1) 1M x 36 (1) 4M x 36 NONE (1) 8M x 36 13MB (1) 1M x 36 (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 16MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 16MB (1) 8M x 36 NONE (1) 8M x 36 NONE 16MB NONE (1) 8M x 36 NONE (1) 8M x 36 16MB (1) 16M x NONE NONE NONE 36 20MB (1) 4M x 36 NONE (1) 16M x NONE 36 24MB (1) 4M x 36 (1) 16M x (1) 4M x 36 NONE 36 32MB (1) 16M x NONE (1) 16M x NONE 36 36 40MB (1) 4M x 36 (1) 16M x (1) 4M x 36 (1) 16M x 36 36 DRAM CONFIGURATION (CONT.) Size Bank 0 Bank 1 Bank 2 Bank 3 48MB (1) 16M x (1) 16M x (1) 16M x NONE 36 36 36 48MB (1) 32M x NONE (1) 16M x NONE 36 36 48MB NONE (1) 32M x NONE (1) 16M x 36 36 64MB (1) 16M x (1) 16M x (1) 16M x (1) 16M x 36 36 36 36 64MB (1) 32M x NONE (1) 32M x NONE 36 36 64MB NONE (1) 32M x NONE (1) 32M x 36 36 [Image] USER CONFIGURABLE SETTINGS Function Jumper Position 2 Clock burst from CPU from JP1 Closed cache 1 Clock burst from CPU from JP1 Open cache » Factory configured - do not JP2 N/A alter » Factory configured - do not JP7 N/A alter » Cache burst mode fill select 4 JP8 Closed DWORD line size Cache burst mode fill select 1 JP8 Open DWORD line size » Factory configured - do not JP10 Open alter » Cache controller IC not JP11 Open installed Cache controller IC installed JP11 Closed Non-cached cards using a TTL JP12 pins 2 & 3 closed Non-cached cards using a JP12 pins 1 & 2 Tri-state LBA closed » Factory configured - do not JP16 N/A alter » Factory configured - do not JP17 Open alter » Factory configured - do not JP18 N/A alter » Factory configured - do not JP19 N/A alter Note: One clock burst operation is not valid for single bank configurations using SRAMs with JP1. CPU SPEED CONFIGURATION Speed JP9 JP15/pins 1 & 2 JP15/pins 3 & 4 16MHz Open Closed Closed 20MHz Open Open Closed 25MHz Open Closed Open 33MHz Open Open Open 40MHz Closed Open Closed 50iMHz Open Closed Open 50MHz Closed N/A N/A 66iMHz Open Open Open CPU TYPE CONFIGURATION Type JP13A JP13B JP13C 80486SX pins 1 & 2 pins 1 & 2 pins 2 & 3 closed closed closed 80487SX pins 2 & 3 pins 2 & 3 Closed closed closed 80486DX pins 1 & 2 pins 1 & 2 pins 2 & 3 closed closed closed 80486DX2 pins 1 & 2 pins 1 & 2 pins 2 & 3 closed closed closed CACHE CONFIGURATION Size Bank 0 Bank 1 TAG 64KB (4) 8K x 8 (4) 8K x 8 (1) 8K x 8 128KB (4) 32K x 8 NONE (1) 8K x 8 256KB (4) 32K x 8 (4) 32K x 8 (1) 32K x 8 1024KB (4) 128K x 8 (4) 128K x 8 (1) 128K x 8 CACHE JUMPER CONFIGURATION Size JP3 JP4 JP5 JP6 JP20 64KB pins 1 & pins 1 & pins 1 & pins 1 & Open 2 2 2 2 128KB pins 2 & pins 1 & pins 1 & pins 1 & Open 3 2 2 2 256KB pins 2 & pins 1 & pins 2 & pins 1 & Open 3 2 3 2 1MB pins 2 & pins 2 & pins 2 & pins 2 & Open 3 3 3 3 Note:Pins designated should be in the closed position. CACHE JUMPER CONFIGURATION Size JP14A JP14B JP14C JP14D JP14E JP14F JP14G JP14H JP14I JP14J 64KB 1 & 2 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 1 & 2 128KB Open 1 & 2 1 & 2 1 & 2 1 & 2 1 & 2 1 & 2 Open Open 1 & 2 256KB 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 Open 2 & 3 1 & 2 1MB 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 Open 2 & 3 1 & 2 Note:Pins designated should be in the closed postion.