DELL COMPUTER CORPORATION
SYSTEM V486/50/66 FS
|
Processor |
80486DX2 |
|
Processor Speed |
50(internal)/66(internal)MHz |
|
Chip Set |
LSI |
|
Max. Onboard DRAM |
64MB |
|
Cache |
128KB |
|
BIOS |
Unidentified |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
Floppy drive interface, IDE interface, parallel interface, PS/2 mouse interface, serial ports (2), VGA feature connector |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
External battery |
CN1 |
Floppy drive interface |
CN6 |
|
IDE interface LED |
CN2 |
Parallel port |
CN7 |
|
Chassis fan power |
CN3 |
Serial port |
CN8 |
|
VGA feature connector |
CN4 |
PS/2 mouse interface |
CN9 |
|
IDE interface |
CN5 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
|
Mouse connector enabled ( uses IRQ12) |
J1 |
Closed |
|
Mouse connector disabled |
J1 |
Open | |
|
|
I/O address select (26Eh-26Fh) |
J2 |
Closed |
|
I/O address select (398h-399h) |
J2 |
Open | |
|
|
Factory configured - do not alter |
J3 |
Open |
|
|
Factory configured - do not alter |
J4 |
Closed |
|
|
CMOS memory normal operation |
J5 |
Closed |
|
CMOS memory clear |
J5 |
Open | |
|
|
Internal VGA enabled |
J6 |
Closed |
|
Internal VGA disabled |
J6 |
Open | |
|
|
Factory configured - do not alter |
J7 |
Open |
|
|
Factory configured - do not alter |
J8 |
Open |
|
|
Factory configured - do not alter |
J11 |
Open |
|
DRAM CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
4MB |
(1) 1M x 36 |
NONE |
NONE |
NONE |
|
8MB |
(1) 1M x 36 |
(1) 1M x 36 |
NONE |
NONE |
|
12MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
NONE |
|
16MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
16MB |
(1) 4M x 36 |
NONE |
NONE |
NONE |
|
20MB |
(1) 1M x 36 |
(1) 4M x 36 |
NONE |
NONE |
|
24MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 4M x 36 |
NONE |
|
28MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 4M x 36 |
|
32MB |
(1) 4M x 36 |
(1) 4M x 36 |
NONE |
NONE |
|
36MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
NONE |
|
40MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
48MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
NONE |
|
52MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
64MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
CPU SPEED CONFIGURATION | ||
|
Size |
J9 |
J10 |
|
25MHz |
Closed |
Open |
|
33MHz |
Open |
Closed |
|
50iMHz |
Closed |
Open |
|
66iMHz |
Open |
Closed |