DELL COMPUTER CORPORATION
OPTIPLEX 4XX/LE
| Device Type | Mainboard |
| Processor | 80486SX2/80486DX2/80486DX4 |
| Processor Speed | 25/33/40/50(internal)/66(internal)/100(internal) |
| Chip Set | VLSI |
| Video Chip Set | Cirrus Logic |
| Maximum Onboard Memory | 64MB |
| Maximum Video Memory | 1MB |
| Cache | 128KB |
| BIOS | Unidentified |
| Dimensions | Unidentified |
| I/O Options | Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port, riser slot, |
CONNECTIONS |
|||
| Purpose | Location |
Purpose | Location |
| VGA port | CN1 |
IDE interface | CN8 |
| Parallel port | CN2 |
IDE interface LED 2 | JP2 |
| Serial port 1 | CN3 |
Sound card connector | JP5 |
| Serial port 2 | CN4 |
Panel connector | JP6 |
| PS/2 mouse port | CN5 |
IDE interface LED 1 | JP7 |
| VGA feature connector | CN6 |
Riser slot 1 | SL1 |
| Floppy drive interface | CN7 |
Riser slot 2 | SL2 |
USER CONFIGURABLE SETTINGS |
|||
Function |
Label |
Position |
|
| » | Factory configured - do not alter | JP1 |
Open |
» |
Factory configured - do not alter | JP3 |
Open |
» |
Factory configured - do not alter | JP4 |
Pins 1 & 2 closed |
» |
Enable built-in speaker | JP5 |
Pins 1 & 2 closed |
| Disable built-in speaker/send signals to sound card | JP5 |
Closed |
|
» |
Enable built-in VGA | JP9 |
Closed |
| Disable built-in VGA | JP9 |
Open |
|
» |
Password feature enabled | JP10 |
Closed |
| Password feature disabled | JP10 |
Open |
|
» |
Factory configured - do not alter | JP11 |
Open |
SIMM CONFIGURATION |
||
Size |
Bank 0 |
Bank 1 |
4MB |
(1) 1M x 36 |
None |
8MB |
(1) 1M x 36 |
(1) 1M x 36 |
16MB |
(1) 2M x 36 |
(1) 2M x 36 |
16MB |
(1) 4M x 36 |
None |
24MB |
(1) 4M x 36 |
(1) 2M x 36 |
32MB |
(1) 4M x 36 |
(1) 4M x 36 |
32MB |
(1) 8M x 36 |
None |
64MB |
(1) 8M x 36 |
(1) 8M x 36 |
CPU SPEED SELECTION |
|
Speed |
JP8 |
25MHz |
Closed |
33MHz |
Open |