TANDY/RADIO SHACK
2100
| 
 Processor  | 
 80486SX  | 
| 
 Processor Speed  | 
 25MHz  | 
| 
 Chip Set  | 
 Unidentified  | 
| 
 Video Chip Set  | 
 None  | 
| 
 Maximum Onboard Memory  | 
 32MB  | 
| 
 Maximum Video Memory  | 
 None  | 
| 
 Cache  | 
 None  | 
| 
 BIOS  | 
 Unidentified  | 
| 
 Dimensions  | 
 400mm x 394mm  | 
| 
 I/O Options  | 
 None  | 
| 
 NPU Options  | 
 None  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 Front panel connector  | 
 J5  | 
 Front panel connector  | 
 J9  | 
| 
 Front panel connector  | 
 J6  | 
 Front panel connector  | 
 J11  | 
| 
 Front panel connector  | 
 J8  | ||
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| 
 »  | 
 Monitor type select monochrome/EGA/VGA  | 
 J2  | 
 Open  | 
| 
 Monitor type select color  | 
 J2  | 
 Closed  | |
| 
 »  | 
 Factory configured - do not alter  | 
 J5  | 
 Unidentified  | 
| 
 »  | 
 Factory configured - do not alter  | 
 J6  | 
 Unidentified  | 
| 
 »  | 
 Factory configured - do not alter  | 
 J8  | 
 Unidentified  | 
| 
 »  | 
 Factory configured - do not alter  | 
 J9  | 
 Unidentified  | 
| 
 »  | 
 Factory configured - do not alter  | 
 J11  | |
| 
 »  | 
 CMOS memory normal operation  | 
 J12  | 
 Open  | 
| 
 CMOS memory clear  | 
 J12  | 
 Closed  | |
| 
 DRAM CONFIGURATION  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 1MB  | 
 (4) 256K x 9  | 
 None  | 
| 
 2MB  | 
 (4) 256K x 9  | 
 (4) 256K x 9  | 
| 
 4MB  | 
 (4) 1M x 9  | 
 None  | 
| 
 5MB  | 
 (4) 256K x 9  | 
 (4) 1M x 9  | 
| 
 5MB  | 
 (4) 1M x 9  | 
 (4) 256K x 9  | 
| 
 8MB  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
| 
 16MB  | 
 (4) 4M x 9  | 
 None  | 
| 
 17MB  | 
 (4) 256K x 9  | 
 (4) 4M x 9  | 
| 
 17MB  | 
 (4) 4M x 9  | 
 (4) 256K x 9  | 
| 
 20MB  | 
 (4) 1M x 9  | 
 (4) 4M x 9  | 
| 
 20MB  | 
 (4) 4M x 9  | 
 (4) 1M x 9  | 
| 
 32MB  | 
 (4) 4M x 9  | 
 (4) 4M x 9  |