TELEVIDEO SYSTEMS, INC.
TELECAT-286
|
Processor |
80286 |
|
Processor Speed |
6/8MHz |
|
Chip Set |
Unidentified |
|
Video Chip Set |
None |
|
Maximum Onboard Memory |
1MB |
|
Maximum Video Memory |
None |
|
Cache |
None |
|
BIOS |
Unidentified |
|
Dimensions |
355mm x 304mm |
|
I/O Options |
Parallel port, serial port, VGA port |
|
NPU Options |
80287 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Parallel port |
CN1 |
Speaker |
CN3 |
|
Serial port |
CN2 |
External battery |
J20 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Label |
Position | |
|
|
Factory configured - do not alter |
SW1/1 |
Off |
|
|
Monitor type select monochrome |
SW1/2 |
Off |
|
Monitor type select color |
SW1/2 |
On | |
|
|
Factory configured - do not alter |
SW1/5 |
Unidentified |
|
|
Factory configured - do not alter |
SW1/6 |
Unidentified |
|
|
Factory configured - do not alter |
SW1/7 |
Unidentified |
|
Battery enabled |
SW1/8 |
On | |
|
Battery disabled |
SW1/8 |
Off | |
|
DRAM CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
256KB |
(9) 41256 |
None |
None |
None |
|
512KB |
(9) 41256 |
(9) 41256 |
None |
None |
|
640KB |
(9) 41256 |
(9) 41256 |
(9) 4164 |
(9) 4164 |
|
1MB |
(9) 41256 |
(9) 41256 |
(9) 41256 |
(9) 41256 |
|
Note: The location of the banks are unidentified. | ||||
|
DRAM SWITCH CONFIGURATION | ||
|
Size |
SW1/3 |
SW1/4 |
|
256KB |
On |
On |
|
512KB |
Off |
On |
|
640KB |
On |
Off |
|
1MB |
Off |
Off |
|
NPU SPEED SELECTION | ||
|
Speed |
W9 |
W10 |
|
4MHz |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
|
4.77MHz |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
|
5.33MHz |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
|
Custom (supplied by user) |
N/A |
Pins 2 & 3 closed |
|
BIOS SELECTION | |||
|
Type |
W3 |
W4 | |
|
32KB BIOS |
Pins 2 & 3 closed |
Pins 1 & 2 closed | |
|
128KB BIOS |
Pins 1 & 2 closed |
Pins 2 & 3 closed | |
|
PARALLEL PORT SELECTION | |
|
Setting |
W2 |
|
Set as port 1 |
Pins 1 & 2, 3 & 4 closed |
|
Set as port 2 |
Pins 5 & 6, 7 & 8 closed |
|
SERIAL PORT SELECTION | |
|
Setting |
W1 |
|
Set as port 1 |
Pins 1 & 2, 3 & 4 closed |
|
Set as port 2 |
Pins 5 & 6, 7 & 8 closed |