COMPAQ COMPUTER CORPORATION
DESKPRO 386/20e (Model 001906)
| 
 Processor  | 
 80386DX  | 
| 
 Processor Speed  | 
 20MHz  | 
| 
 Chip Set  | 
 Compaq  | 
| 
 Max. Onboard DRAM  | 
 4MB  | 
| 
 Cache  | 
 None  | 
| 
 BIOS  | 
 Compaq  | 
| 
 Dimensions  | 
 330mm x 332mm  | 
| 
 I/O Options  | 
 VGA feature connector, proprietary system memory card slot, proprietary system memory module interface, VGA port, parallel port, serial port, bus mouse port, IDE interface, floppy drive/tape drive interface  | 
| 
 NPU Options  | 
 3167  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 External battery  | 
 BAT  | 
 IDE interface  | 
 HD1  | 
| 
 Bus mouse port  | 
 CN1  | 
 Proprietary system processor card  | 
 M1  | 
| 
 Parallel port  | 
 CN2  | 
 System memory module  | 
 M2A & M2B  | 
| 
 Serial port  | 
 CN3  | 
 Main power  | 
 P0  | 
| 
 VGA port  | 
 CN4  | 
 Drive power plugs  | 
 P1-P3  | 
| 
 Cooling fan  | 
 FAN  | 
 Speaker  | 
 SPK  | 
| 
 3.5 inch floppy drive interface  | 
 FD1  | 
 VGA feature card  | 
 V1  | 
| 
 Floppy drive interface  | 
 FD2  | ||
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Switch  | 
 Position  | |
| » | 
 Onboard VGA controller enabled  | 
 SW1/1  | 
 On  | 
| 
 Onboard VGA controller disabled  | 
 SW1/1  | 
 Off  | |
| » | 
 Password enabled  | 
 SW1/2  | 
 On  | 
| 
 Password disabled  | 
 SW1/2  | 
 Off  | |
| 
 DRAM CONFIGURATION  | |
| 
 Size  | 
 M2A & M2B  | 
| 
 1MB  | 
 Install a 1MB proprietary memory module  | 
| 
 4MB  | 
 Install a 4MB proprietary memory module  | 
| 
 Note:The optional system memory card can be installed to provide up to 16MB. (see below)  | |
SYSTEM MEMORY CARD (Model 112518-001)
| 
 OPTIONAL MEMORY CARD CONFIGURATION  | ||
| 
 Total card memory  | 
 M0  | 
 M0  | 
| 
 1MB (installed on card)  | 
 NONE  | 
 NONE  | 
| 
 2MB  | 
 1MB module  | 
 NONE  | 
| 
 3MB  | 
 1MB module  | 
 1MB module  | 
| 
 5MB  | 
 4MB module  | 
 NONE  | 
| 
 9MB  | 
 4MB module  | 
 4MB module  | 
| 
 OPTIONAL MEMORY CARD CONFIGURATION  | ||
| 
 Total card memory  | 
 M0  | 
 M0  | 
| 
 4MB (installed on card)  | 
 NONE  | 
 NONE  | 
| 
 5MB  | 
 1MB module  | 
 NONE  | 
| 
 6MB  | 
 1MB module  | 
 1MB module  | 
| 
 8MB  | 
 4MB module  | 
 NONE  | 
| 
 12MB  | 
 4MB module  | 
 4MB module  |