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  |