SAMSUNG ELECTRONICS AMERICA, INC.
DeskMaster 486S/20
Processor |
80486SX |
Processor Speed |
20MHz |
Chip Set |
OPTI |
Max. Onboard DRAM |
32MB |
Cache |
None |
BIOS |
Phoenix |
Dimensions |
330mm x 218mm |
I/O Options |
Floppy drive interface, IDE interface, parallel port, PS/2 bus mouse, serial port (2), VGA port, video feature interface connector |
NPU Options |
80487SX |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
External battery |
C1 |
Floppy drive interface |
C8 |
PS/2 bus mouse |
C2 |
Video feature interface |
C9 |
Serial port two |
C3 |
Reset switch |
J1 |
Serial port one |
C4 |
Power LED & keylock |
J2 |
Parallel port |
C5 |
Speaker |
J3 |
VGA video port |
C6 |
IDE interface LED |
J4 |
IDE interface |
C7 |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
Factory configured - do not alter |
J5 |
Closed | |
IDE interface enabled |
J6 |
Closed | |
IDE interface disabled |
J6 |
Open | |
Battery select internal |
J7 |
Closed | |
Battery select external |
J7 |
Open |
DRAM CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
1MB |
(4) 256K x 9 |
NONE |
2MB |
(4) 256K x 9 |
(4) 256K x 9 |
4MB |
(4) 1M x 9 |
NONE |
5MB |
(4) 256K x 9 |
(4) 1M x 9 |
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
16MB |
(4) 4M x 9 |
NONE |
17MB |
(4) 256K x 9 |
(4) 4M x 9 |
20MB |
(4) 1M x 9 |
(4) 4M x 9 |
32MB |
(4) 4M x 9 |
(4) 4M x 9 |