TEKNOR INDUSTRIAL COMPUTERS, INC. TEK 735 Processor 80486DX/80486DX2/SL80486DX2/AM486DX4/80486DX4/AM486DX5 Processor 25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)/ Speed 133(internal)MHz Chip Set Unidentified Video Chip Cirrus Logic Set Maximum 64MB Onboard Memory Maximum 2MB Video Memory Cache 128/256/512KB BIOS Award Dimensions 339mm x 122mm I/O Floppy drive interface, IDE interfaces (2), SCSI interface, Options parallel port, PS/2 mouse interface, serial ports (2), VGA feature connector, VGA port NPU None Options [Image] CONNECTIONS Purpose Location Purpose Location CPU fan power J1 IDE interface 2 J8 SCSI interface J2 VGA feature J9 connector IDE interface 1 J3 PS/2 mouse interface J10 Floppy drive J4 Power connector J12 interface Keyboard, speaker, J5 VGA port J14 reset, LED Serial port 1 J6 Parallel port J15 Serial port 2 J7 USER CONFIGURABLE SETTINGS Function Label Position » BIOS boot select normal boot J13 Open BIOS boot select emergency boot J13 Closed » IOCHRDY signal to IDE interface W15 Open disabled IOCHRDY signal to IDE interface W15 Closed enabled » SCSI IRQ select IRQ11 W18 Pins 2 & 3 closed SCSI IRQ select IRQ10 W18 Pins 1 & 2 closed » Serial download mode disabled W19/pins 1 Open & 2 Serial download mode enabled W19/pins 1 Closed & 2 » VT100 mode disabled W19/pins 3 Open & 4 VT100 mode enabled W19/pins 3 Closed & 4 » TEKNOR extension enabled W19/pins 5 Open & 6 TEKNOR extension disabled W19/pins 5 Closed & 6 » On board video enabled W19/pins 7 Open & 8 On board video disabled W19/pins 7 Closed & 8 » VGA high speed write select 1 W21 Closed wait state VGA high speed write select 0 W21 Open wait states » SCSI I/O port select 340 W22 Open SCSI I/O port select 140 W22 Closed » Watchdog timer enabled W24 Closed Watchdog timer disabled W24 Open » AT clock generation select W25 Open >33MHz AT clock generation select W25 Closed <33MHz » Factory configured - do not W26 Unidentified alter » Power fail monitoring disabled W29 Open Power fail monitoring enabled W29 Closed » Power failure detection source W39 Pins 1 & 2 closed external power fail (pin 6 on J12) Power failure detection source W39 Pins 2 & 3 closed internal/external battery <3v Battery type select internal W40 Pins 1 & 2 closed Battery type select external W40 Pins 2 & 3 closed SIMM CONFIGURATION Size Bank 0 1MB (4) 256K x 9 4MB (4) 1M x 9 16MB (4) 4M x 9 SIMM CONFIGURATION Size Bank 1 Bank 2 1MB (1) 256K x 36 None 2MB (1) 256K x 36 (1) 256K x 36 3MB (1) 512K x 36 (1) 256K x 36 4MB (1) 1M x 36 None 4MB (1) 512K x 36 (1) 512K x 36 5MB (1) 1M x 36 (1) 256K x 36 6MB (1) 1M x 36 (1) 512K x 36 8MB (1) 2M x 36 None 8MB (1) 1M x 36 (1) 1M x 36 9MB (1) 2M x 36 (1) 256K x 36 10MB (1) 2M x 36 (1) 512K x 36 12MB (1) 2M x 36 (1) 1M x 36 SIMM CONFIGURATION (CON’T) Size Bank 1 Bank 2 16MB (1) 4M x 36 None 16MB (1) 2M x 36 (1) 2M x 36 17MB (1) 4M x 36 (1) 256K x 36 18MB (1) 4M x 36 (1) 512K x 36 20MB (1) 4M x 36 (1) 1M x 36 24MB (1) 4M x 36 (1) 2M x 36 32MB (1) 8M x 36 None 32MB (1) 4M x 36 (1) 4M x 36 33MB (1) 8M x 36 (1) 256K x 36 34MB (1) 8M x 36 (1) 512K x 36 36MB (1) 8M x 36 (1) 1M x 36 40MB (1) 8M x 36 (1) 2M x 36 48MB (1) 8M x 36 (1) 4M x 36 64MB (1) 8M x 36 (1) 8M x 36 Note: Memory installed in Banks 1 & 2 is interchangeable. CACHE CONFIGURATION Size Bank 0 Bank 1 TAG 128KB (4) 32K x 8 None Unidentified 256KB (4) 32K x 8 (4) 32K x 8 Unidentified 512KB (4) 64K x 8 (4) 64K x 8 Unidentified VIDEO MEMORY CONFIGURATION Note: Board accepts 1MB/2MB video memory. The configuration is unidentified. CPU SPEED SELECTION Speed W20 25MHz Pins 3 & 4 closed 33MHz Pins 1 & 2 closed 40MHz Open 50iMHz Pins 3 & 4 closed 50MHz Pins 1 & 2, 3 & 4, 5 & 6 closed 66iMHz Pins 1 & 2 closed 75iMHz Pins 3 & 4 closed 100iMHz Pins 1 & 2 closed 133MHz Pins 1 & 2 closed CPU TYPE SELECTION Type W2 W27 W28 80486DX Open Open Open 80486DX2 Open Open Open SL80486DX2 Open Open Pins 2 & 3 closed AM486DX4 (2x) Pins 1 & 2 Open Open closed AM486DX4 (3x) Open Open 2 & 3 80486DX4 (2x) Pins 1 & 2 Open Open closed 80486DX4 (3x) Open Open 2 & 3 AM486DX5 Pins 1 & 2 Open Open closed CPU TYPE SELECTION Type W32 W34 W35 W36 80486DX 1 & 2, 3 & Open 1 & 2 Open 4 80486DX2 1 & 2, 3 & Open 1 & 2 Open 4 SL80486DX2 1 & 2, 3 & 2 & 3 1 & 2 1 & 2 4 AM486DX4 (2x) 1 & 2, 3 & Open 2 & 3 Open 4 AM486DX4 (3x) 1 & 2, 3 & 2 & 3 2 & 3 1 & 2 4 80486DX4 (2x) 1 & 2, 3 & Open 2 & 3 Open 4 80486DX4 (3x) 1 & 2, 3 & 2 & 3 2 & 3 1 & 2 4 AM486DX5 1 & 2, 3 & Open 2 & 3 Open 4 Note: Pins designated should be in the closed position. CPU VOLTAGE SELECTION Voltage W1 3.3v Open 5v Closed BUS SPEED SELECTION Speed W7 » <= 33MHz Open >33 MHz Closed DMA CHANNEL SELECTION Channel W17 W23 » None Open Open 0 Pins 1 & 2 closed Pins 2 & 3 closed 5 Pins 2 & 3 closed Pins 1 & 2 closed SERIAL PORT 2 LOOPBACK SELECTION Setting W9 W10 » Normal Open Open Loopback Closed Closed SERIAL PORT 2 SELECTION Setting W8 W11 W12 W13 W14 » RS-232 Open 1 & 2 1 & 2 1 & 2 1 & 2 RS-485 Closed 2 & 3 2 & 3 2 & 3 2 & 3 Note: Pins designated should be in the closed position. FLOPPY DRIVE EDOUT SELECTION Setting W30 » Left to software Open Ground to pin 17 on J4, EDOUT to Pins 1 & 3, 2 & 4 closed pin 29 on J4 Ground to pin 29 on J4, EDOUT to Pins 1 & 2, 3 & 4 closed pin 17 on J4 FLOPPY DRIVE HDOUT SELECTION Setting W31 » Left to software Open Ground to pin 27 on J4, HDOUT to Pins 1 & 3, 2 & 4 closed pin 33 on J4 Ground to pin 33 on J4, HDOUT to Pins 1 & 2, 3 & 4 closed pin 27 on J4 BASE I/O SELECTION Address W16 » 190H Pins 1 & 2, 3 & 4 closed 290H Pins 1 & 2 closed 390H Pins 3 & 4 closed 390H Open VGA CONTROLLER SELECTION Setting W3 W4 W5 W6 Enabled Closed Pins 1 & 2 Closed Pins 1 & 2 closed closed » Disabled Open Pins 2 & 3 Open Pins 2 & 3 closed closed