The Micro House Encyclopedia of Main Boards 1 TULIP COMPUTERS DS 486 EISA/DE 486 EISA (VER.1 TC32) Processor Processor Speed Chip Set Max. Onboard DRAM Cache BIOS Dimensions I/O Options NPU Options 80486SX/80486DX2 33/50(internal)/66(internal)MHz Texas Instruments 132MB None Phoenix 355mm x 304mm Floppy drive interface, IDE interface (2), internal video board connector, parallel port, PS/2 mouse port, serial ports (2) None MH1920 SW1 J7 J208 J6 CPU BANK 0 BANK 1 J204 80486DX 80486SX J205 J26 J15 J2 111 J24 CN1 CN2 CN3 J206 CN4 Continued next page... Copyright © 1992, 1993, Micro House International (303) 443-3388. All rights reserved. Including the right of reproduction in any form. 2 The Micro House Encyclopedia of Main Boards TULIP COMPUTERS DS 486 EISA/DE 486 EISA (VER.1 TC32) . . . continued from previous page. Purpose Serial port 1 & 2 VGA port Internal video board connector UPS connector Floppy drive interface Battery/loudspeaker/power-on LED IDE interface LED/SCSI LED CONNECTIONS Location Purpose CN1 Primary IDE interface CN2 Parallel port CN3 Secondary IDE interface CN4 Internal SCSI connector (channel A) J2 Internal SCSI connector (channel B) J6 External SCSI connector J7 Location J15 J24 J26 J204 J205 J206 Function í Factory configured - do not alter í Factory configured - do not alter í Factory configured - do not alter í Factory configured - do not alter í Factory configured - do not alter USER CONFIGURABLE SETTINGS Jumper/Switch J208 SW1/5 SW1/6 SW1/7 SW1/8 Position N/A Off On On Off DRAM CONFIGURATION Size Bank 0 Bank 1 SW1/1 4MB NONE NONE On 12MB (2) 4M x 36 NONE Off 20MB (2) 4M x 36 (2) 4M x 36 On 28MB (2) 4M x 36 (2) 8M x 36 Off 36MB (2) 8M x 36 (2) 8M x 36 On 44MB (2) 4M x 36 (2) 16M x 36 On 68MB (2) 16M x 36 (2) 16M x 36 Off 76MB (2) 4M x 36 (2) 32M x 36 Off 100MB (2) 16M x 36 (2) 32M x 36 On 132MB (2) 32M x 36 (2) 32M x 36 Off Note: Mainboard comes with 4MB installed. SW1/2 On On Off Off Off On Off On On On SW1/3 On On On On Off Off Off Off On On SW1/4 On On On On On On On On Off Off Copyright © 1992, 1993, Micro House International (303) 443-3388. All rights reserved. Including the right of reproduction in any form.Microsoft Word 2019