TEKNOR INDUSTRIAL COMPUTERS, INC.
TEK 735
Processor |
80486DX/80486DX2/SL80486DX2/AM486DX4/80486DX4/AM486DX5 |
Processor Speed |
25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)/ 133(internal)MHz |
Chip Set |
Unidentified |
Video Chip Set |
Cirrus Logic |
Maximum Onboard Memory |
64MB |
Maximum Video Memory |
2MB |
Cache |
128/256/512KB |
BIOS |
Award |
Dimensions |
339mm x 122mm |
I/O Options |
Floppy drive interface, IDE interfaces (2), SCSI interface, parallel port, PS/2 mouse interface, serial ports (2), VGA feature connector, VGA port |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
CPU fan power |
J1 |
IDE interface 2 |
J8 |
SCSI interface |
J2 |
VGA feature connector |
J9 |
IDE interface 1 |
J3 |
PS/2 mouse interface |
J10 |
Floppy drive interface |
J4 |
Power connector |
J12 |
Keyboard, speaker, reset, LED |
J5 |
VGA port |
J14 |
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 disabled |
W15 |
Open |
IOCHRDY signal to IDE interface enabled |
W15 |
Closed | |
» |
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 & 2 |
Open |
Serial download mode enabled |
W19/pins 1 & 2 |
Closed | |
» |
VT100 mode disabled |
W19/pins 3 & 4 |
Open |
VT100 mode enabled |
W19/pins 3 & 4 |
Closed | |
» |
TEKNOR extension enabled |
W19/pins 5 & 6 |
Open |
TEKNOR extension disabled |
W19/pins 5 & 6 |
Closed | |
» |
On board video enabled |
W19/pins 7 & 8 |
Open |
On board video disabled |
W19/pins 7 & 8 |
Closed | |
» |
VGA high speed write select 1 wait state |
W21 |
Closed |
VGA high speed write select 0 wait states |
W21 |
Open | |
» |
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 >33MHz |
W25 |
Open |
AT clock generation select <33MHz |
W25 |
Closed | |
» |
Factory configured - do not alter |
W26 |
Unidentified |
» |
Power fail monitoring disabled |
W29 |
Open |
Power fail monitoring enabled |
W29 |
Closed | |
» |
Power failure detection source external power fail (pin 6 on J12) |
W39 |
Pins 1 & 2 closed |
Power failure detection source internal/external battery <3v |
W39 |
Pins 2 & 3 closed | |
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 closed |
Open |
Open |
AM486DX4 (3x) |
Open |
Open |
2 & 3 |
80486DX4 (2x) |
Pins 1 & 2 closed |
Open |
Open |
80486DX4 (3x) |
Open |
Open |
2 & 3 |
AM486DX5 |
Pins 1 & 2 closed |
Open |
Open |
CPU TYPE SELECTION | ||||
Type |
W32 |
W34 |
W35 |
W36 |
80486DX |
1 & 2, 3 & 4 |
Open |
1 & 2 |
Open |
80486DX2 |
1 & 2, 3 & 4 |
Open |
1 & 2 |
Open |
SL80486DX2 |
1 & 2, 3 & 4 |
2 & 3 |
1 & 2 |
1 & 2 |
AM486DX4 (2x) |
1 & 2, 3 & 4 |
Open |
2 & 3 |
Open |
AM486DX4 (3x) |
1 & 2, 3 & 4 |
2 & 3 |
2 & 3 |
1 & 2 |
80486DX4 (2x) |
1 & 2, 3 & 4 |
Open |
2 & 3 |
Open |
80486DX4 (3x) |
1 & 2, 3 & 4 |
2 & 3 |
2 & 3 |
1 & 2 |
AM486DX5 |
1 & 2, 3 & 4 |
Open |
2 & 3 |
Open |
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 pin 29 on J4 |
Pins 1 & 3, 2 & 4 closed | |
Ground to pin 29 on J4, EDOUT to pin 17 on J4 |
Pins 1 & 2, 3 & 4 closed |
FLOPPY DRIVE HDOUT SELECTION | ||
Setting |
W31 | |
» |
Left to software |
Open |
Ground to pin 27 on J4, HDOUT to pin 33 on J4 |
Pins 1 & 3, 2 & 4 closed | |
Ground to pin 33 on J4, HDOUT to pin 27 on J4 |
Pins 1 & 2, 3 & 4 closed |
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 |
Closed |
Pins 1 & 2 closed | |
» |
Disabled |
Open |
Pins 2 & 3 closed |
Open |
Pins 2 & 3 closed |