ICL
DRS M35/286
| 
 Processor  | 
 80286  | 
| 
 Processor Speed  | 
 Unidentified  | 
| 
 Chip Set  | 
 Unidentified  | 
| 
 Max. Onboard DRAM  | 
 5MB  | 
| 
 Cache  | 
 None  | 
| 
 BIOS  | 
 Unidentified  | 
| 
 Dimensions  | 
 330mm x 218mm  | 
| 
 I/O Options  | 
 Floppy drive interface, IDE interface, parallel port, serial ports (2), PS/2 mouse interface, VGA feature connector, VGA port, riser slot  | 
| 
 NPU Options  | 
 80287  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 Keyboard connector  | 
 J1  | 
 IDE interface LED  | 
 JP6  | 
| 
 Reset switch  | 
 J2  | 
 VGA feature connector  | 
 JP14  | 
| 
 PS/2 mouse interface  | 
 J3  | 
 Serial port  | 
 P1  | 
| 
 External battery  | 
 J5  | 
 Serial port  | 
 P2  | 
| 
 Keylock  | 
 J1A1  | 
 Parallel port  | 
 P3  | 
| 
 IDE interface  | 
 JP1  | 
 VGA port  | 
 P4  | 
| 
 Floppy drive interface  | 
 JP2  | 
 Riser slot  | 
 SL1  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Jumper  | 
 Position  | |
| 
 Password enabled  | 
 CON1  | 
 Closed  | |
| 
 Password disabled  | 
 CON1  | 
 Open  | |
| 
 Parallel port IRQ select IRQ7  | 
 JP5  | 
 Pins 2 & 3 closed  | |
| 
 Parallel port IRQ select IRQ5  | 
 JP5  | 
 Pins 1 & 2 closed  | |
| 
 On board video enabled  | 
 JP15  | 
 Closed  | |
| 
 On board video disabled  | 
 JP15  | 
 Open  | |
| 
 DRAM CONFIGURATION  | |||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
| 
 1MB  | 
 1MB  | 
 None  | 
 None  | 
| 
 1.5MB  | 
 1MB  | 
 (2) 256K x 9  | 
 None  | 
| 
 2MB  | 
 1MB  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
| 
 3MB  | 
 1MB  | 
 (2) 1M x 9  | 
 None  | 
| 
 5MB  | 
 1MB  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
| 
 Note: Bank 0 is factory installed and is not configurable.  | |||
| 
 MISCELLANEOUS TECHNICAL NOTE  | 
| 
 The location of pin 1 is unidentified.  |