TULIP COMPUTERS
TR486 (TC19)
| 
 Processor  | 
 80486DX  | 
| 
 Processor Speed  | 
 25MHz  | 
| 
 Chip Set  | 
 Intel  | 
| 
 Max. Onboard DRAM  | 
 16MB  | 
| 
 Cache  | 
 32KB (factory installed)  | 
| 
 BIOS  | 
 Tulip  | 
| 
 Dimensions  | 
 300mm x 220mm  | 
| 
 I/O Options  | 
 Parallel port, serial ports (2), external CPU card, external memory card, floppy drive interface  | 
| 
 NPU Options  | 
 None  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 External memory card  | 
 Bank 2  | 
 Power-down switch  | 
 J14  | 
| 
 Serial port 1  | 
 J10  | 
 Battery, speaker, power LED & keylock  | 
 J17  | 
| 
 Serial port 2  | 
 J11  | 
 Reset switch  | 
 J18  | 
| 
 Parallel port  | 
 J12  | 
 Floppy drive interface  | 
 J27  | 
| 
 Front panel LCD connector  | 
 J13  | 
 External CPU card  | 
 U1 & U2  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Jumper  | 
 Position  | |
| 
 »  | 
 Factory configured - do not alter  | 
 J7  | 
 pins 1 & 2 closed  | 
| 
 »  | 
 Factory configured - do not alter  | 
 J9  | 
 pins 1 & 3, 2 & 4 closed  | 
| 
 »  | 
 Monitor type select color  | 
 J16  | 
 pins 1 & 2 closed  | 
| 
 Monitor type select monochrome  | 
 J16  | 
 pins 2 & 3 closed  | |
| 
 »  | 
 Factory configured - do not alter  | 
 J19  | 
 N/A  | 
| 
 »  | 
 Floppy interface enabled  | 
 J20  | 
 Open  | 
| 
 Floppy interface disabled  | 
 J20  | 
 Closed  | |
| 
 DRAM CONFIGURATION  | |||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
| 
 4MB  | 
 (4) 1M x 9  | 
 NONE  | 
 Not installed  | 
| 
 8MB  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
 Not installed  | 
| 
 16MB  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
 Installed  | 
| 
 DRAM JUMPER CONFIGURATION  | ||||
| 
 Size  | 
 J4  | 
 J5  | 
 J6  | 
 J28  | 
| 
 4MB  | 
 pins 1 & 2 closed  | 
 pins 1 & 2 closed  | 
 pins 1 & 2 closed  | 
 pins 1 & 2 closed  | 
| 
 8MB  | 
 pins 2 & 3 closed  | 
 pins 1 & 2 closed  | 
 pins 1 & 2 closed  | 
 pins 1 & 2 closed  | 
| 
 16MB  | 
 pins 2 & 3 closed  | 
 pins 2 & 3 closed  | 
 pins 2 & 3 closed  | 
 pins 1 & 2 closed  |