DATAVAN INTERNATIONAL CORPORATION DTV-05C Processor 80486SX/80486DX/CX486DX2/80486DX2/CX486DX4/ AM486DX4(V8B)/AM486DX4(V8T)/80486DX4(WB)/80486DX4(WT)/ AM5X86/CX5X86 Processor 25/33/40/50(internal)/50/66(internal)/80(internal)/100(internal)/ Speed 120(internal)/133(internal)MHz Chip Set ALI Video Chip Cirrus Logic Set Maximum 32MB Onboard Memory Maximum Unidentified Video Memory Cache 64/128/256KB BIOS AMI Dimensions 270mm x 150mm I/O Floppy drive interface, IDE interface, parallel port, serial Options ports (2), VGA feature connector, VGA port NPU None Options [Image] CONNECTIONS Purpose Location Purpose Location Chassis fan power CN100 VGA feature connector P1 Power LED JP13 VGA port P2 Speaker JP14 IDE interface PV1 Turbo LED JP15 Floppy drive interface PV2 Reset switch JP24 Serial port 1 PV4 Chassis fan power JP101 Serial port 2 PV5 IDE interface LED JV1 Parallel port PV6 Note: The locations of all connectors are unidentified. USER CONFIGURABLE SETTINGS Function Label Position » Factory configured – do not JP2 Closed alter » Factory configured – do not JP3 Closed alter » Factory configured – do not JP4 Pins 2 & 3 alter closed » Factory configured – do not JP5 Pins 2 & 3 alter closed » Factory configured – do not JP6 Pins 1 & 2 alter closed » Factory configured – do not JP7 Pins 1 & 2 alter closed » Factory configured – do not JP9 Pins 2 & 3 alter closed » Factory configured – do not JP18 Pins 2 & 3 alter closed » Factory configured – do not JP19 Pins 2 & 3 alter closed » On board video enabled JP100 Pins 1 & 2 closed On board video disabled JP100 Pins 2 & 3 closed » CMOS memory normal operation JP105 Open CMOS memory clear JP105 Closed » Factory configured – do not JP106 Open alter » Factory configured – do not JP107 Pins 1 & 2 alter closed » Factory configured – do not JP108 Pins 1 & 2 alter closed » Factory configured – do not JP109 Pins 1 & 2 alter closed » Factory configured – do not JPA12 Closed alter » Floppy drive interface enabled JV2/pins 5 & 6 Closed Floppy drive interface disabled JV2/pins 5 & 6 Open » IDE interface enabled JV2/pins 7 & 8 Closed IDE interface disabled JV2/pins 7 & 8 Open » Serial port 1 enabled JV2/pins 9 & Closed 10 Serial port 1 disabled JV2/pins 9 & Open 10 » Serial port 2 enabled JV2/pins 11 & Closed 12 Serial port 2 disabled JV2/pins 11 & Open 12 DRAM CONFIGURATION Size Bank 0 Bank 1 2MB (1) 256K x 36 (1) 256K x 36 4MB (1) 1M x 36 None 8MB (1) 1M x 36 (1) 1M x 36 8MB (1) 2M x 36 None 16MB (1) 4M x 36 None 32MB (1) 4M x 36 (1) 4M x 36 Note: The location of banks 0 & 1 is unidentified. CACHE CONFIGURATION Note: Board accepts 64KB/128KB/256KB cache. The location and chip sizes are unidentified. CACHE JUMPER CONFIGURATION Size JP17 JP20 JP21 JP23 64KB 1 & 2 Open 1 & 2 1 & 2 128KB 1 & 2, 3 & Closed 2 & 3 1 & 2 4 256KB 1 & 2, 3 & Closed 1 & 2 1 & 2 4, 5 & 6 Note: Pins designated should be in the closed position. CPU SPEED SELECTION Speed JP16 25MHz Pins 1 & 2, 5 & 6 closed 33MHz Pins 1 & 2, 3 & 4 closed 40MHz Pins 3 & 4, 5 & 6, 7 & 8 closed 50iMHz Pins 1 & 2, 5 & 6 closed 50MHz Pins 1 & 2, 5 & 6, 7 & 8 closed 66iMHz Pins 1 & 2, 3 & 4, 7 & 8 closed 80iMHz Pins 5 & 6, 7 & 8 closed 100iMHz Pins 3 & 4, 7 & 8 closed 120iMHz Pins 3 & 4, 5 & 6, 7 & 8 closed 133iMHz Pins 1 & 2, 3 & 4 closed CPU TYPE SELECTION Type JP1 JP8 JPB13 JPR17 80486SX Open Pins 1 & 2 Open Open closed 80486DX Open Pins 1 & 2 Open Open closed CX486DX2 Closed Pins 2 & 3 Open Pins 1 & 2 closed closed 80486DX2 Open Pins 1 & 2 Open Open closed CX486DX4 Closed Pins 2 & 3 Open Pins 1 & 2 closed closed AM486DX4 Open Pins 2 & 3 Open Open (V8B) closed AM486DX4 Open Pins 1 & 2 Pins 2 & 3 Open (V8T) closed closed 80486DX4 (WB) Open Pins 2 & 3 Open Open closed 80486DX4 (WT) Open Pins 1 & 2 Open Open closed CX5X86 Open Pins 2 & 3 Open Open closed AM5X86 Open Pins 2 & 3 Open Pins 2 & 3 closed closed CPU VOLTAGE SELECTION Voltage JX1 JX2 3.3v Pins 1 & 2 closed Pins 4 & 7, 5 & 8, 6 & 9 closed 3.45v Pins 2 & 3 closed Pins 4 & 7, 5 & 8, 6 & 9 closed 5v N/A Pins 1 & 4, 2 & 5, 3 & 6 closed PARALLEL PORT ADDRESS SELECTION Setting JV2 » 378h Pins 3 & 4 closed 278h Pins 1 & 2 closed 3BCh Pins 1 & 2, 3 & 4 closed Disabled Open SERIAL PORT ADDRESS SELECTION Setting JP102 » COM1 (3F8h)/COM2 (2F8h) Open COM3 (3E8h)/COM4 (2E8h) Closed SERIAL PORT SELECTION Setting JP103 JP104 Normal pin out Pins 2 & 3 closed Pins 2 & 3 closed 9 th pin out with+5v Pins 1 & 2 closed Pins 1 & 2 closed for CCD