NCR CORPORATION
Class 3315
| 
 Processor  | 
 80386SX  | 
| 
 Processor Speed  | 
 20MHz  | 
| 
 Chip Set  | 
 SMD  | 
| 
 Max. Onboard DRAM  | 
 16MB  | 
| 
 Cache  | 
 None  | 
| 
 BIOS  | 
 NCR  | 
| 
 Dimensions  | 
 330mm x 218mm  | 
| 
 I/O Options  | 
 Floppy drive interfaces (2), IDE interface, parallel port, serial ports (2), VGA port  | 
| 
 NPU Options  | 
 80387SX  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 Keyboard  | 
 J1  | 
 Auxiliary DC power supply  | 
 J10  | 
| 
 2.88MB floppy drive interface  | 
 J3  | 
 DC power supply  | 
 P1  | 
| 
 Parallel port  | 
 J4  | 
 VGA pass-through  | 
 P2  | 
| 
 Serial port 2  | 
 J5  | 
 IDE interface  | 
 P8  | 
| 
 Serial port 1  | 
 J6  | 
 Floppy drive interface  | 
 P9  | 
| 
 Riser card  | 
 J7  | 
 Drive power supply  | 
 P10  | 
| 
 VGA interface  | 
 J8  | 
 Speaker volume control  | 
 VC  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Jumper/Switch  | 
 Position  | |
| » | 
 Password check enabled  | 
 RK1A & RK1B  | 
 open  | 
| 
 Password clear  | 
 RK1A & RK1B  | 
 closed  | |
| » | 
 VGA interface enabled  | 
 SW1/switch 1  | 
 open  | 
| 
 VGA interface disabled  | 
 SW1/switch 1  | 
 closed  | |
| » | 
 Monitor type select color  | 
 SW1/switch 2  | 
 closed  | 
| 
 Monitor type select monochrome  | 
 SW1/switch 2  | 
 open  | |
| 
 DRAM CONFIGURATION  | ||||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
 Bank 3  | 
| 
 2MB  | 
 (2) 1M x 9  | 
 NONE  | 
 NONE  | 
 NONE  | 
| 
 4MB  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 NONE  | 
 NONE  | 
| 
 6MB  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 NONE  | 
| 
 8MB  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
| 
 8MB  | 
 (2) 4M x 9  | 
 NONE  | 
 NONE  | 
 NONE  | 
| 
 12MB  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
 (2) 4M x 9  | 
 NONE  | 
| 
 16MB  | 
 (2) 4M x 9  | 
 (2) 4M x 9  | 
 NONE  | 
 NONE  |