SAMSUNG ELECTRONICS AMERICA, INC.
SAMSUNG 386SX
|
Processor |
80386SX |
|
Processor Speed |
25MHz |
|
Chip Set |
Unidentified |
|
Max. Onboard DRAM |
8MB |
|
Cache |
None |
|
BIOS |
Phoenix |
|
Dimensions |
330mm x 190mm |
|
I/O Options |
Floppy drive interface, IDE interface, parallel port, serial ports (2) |
|
NPU Options |
80387SX |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Serial port 1 |
CN1 |
Reset switch |
J4 |
|
Serial port 2 |
CN2 |
External battery |
J5 |
|
Parallel port |
CN3 |
IDE interface LED |
J6 |
|
Keyboard connnector |
J1 |
IDE interface |
JP4 |
|
Turbo switch |
J2 |
Floppy drive interface |
JP5 |
|
Power LED & keylock |
J3 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
» |
BIOS type select 27256 |
JP2 |
Open |
|
BIOS type select 27512 |
JP2 |
Closed | |
|
» |
IDE interface enabled |
JP6 |
Open |
|
IDE interface disabled |
JP6 |
Closed | |
|
» |
Monitor type select color |
JP10 |
Closed |
|
Monitor type select monochrome |
JP10 |
Open | |
|
» |
NPU disabled |
NPX |
pins 1 & 2 closed |
|
NPU enabled |
NPX |
pins 2 & 3 closed | |
|
DRAM CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
512KB |
(2) 256K x 9 |
NONE |
NONE |
NONE |
|
1MB |
(2) 256K x 9 |
(2) 256K x 9 |
NONE |
NONE |
|
2MB |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 256K x 9 |
|
2MB |
(2) 1M x 9 |
NONE |
NONE |
NONE |
|
4MB |
(2) 1M x 9 |
(2) 1M x 9 |
NONE |
NONE |
|
8MB |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
|
HARD DRIVE CONFIGURATION | ||
|
Type |
JP3 |
JP7 |
|
All other types |
Closed |
Open |
|
Miniscribe old version |
Open |
Closed |
|
PARALLEL PORT CONFIGURATION | |
|
Setting |
JP8 |
|
Enabled |
pins 3 & 4 open |
|
Disabled |
pins 3 & 4 closed |
|
PARALLEL PORT CONFIGURATION | ||
|
LPT |
JP1 |
JP8 |
|
LPT1 |
pins 9 & 10 open, pins 11 & 12 closed |
pins 1 & 2 open |
|
LPT2 |
pins 9 & 10 closed, pins 11 & 12 open |
pins 1 & 2 closed |
|
SERIAL PORT 1 CONFIGURATION | |
|
Setting |
JP8 |
|
Enabled |
pins 5 & 6 open |
|
Disabled |
pins 5 & 6 closed |
|
SERIAL PORT 1 CONFIGURATION | ||
|
COM port |
JP1 |
JP8 |
|
COM1 |
pins 3 & 4 closed, pins 7 & 8 open |
pins 7 & 8 open |
|
COM2 |
pins 3 & 4 open, pins 7 & 8 closed |
pins 7 & 8 closed |
|
SERIAL PORT 2 CONFIGURATION | |
|
Setting |
JP8 |
|
Enabled |
pins 9 & 10 open |
|
Disabled |
pins 9 & 10 closed |
|
SERIAL PORT 2 CONFIGURATION | ||
|
COM port |
JP1 |
JP8 |
|
COM1 |
pins 1 & 2 closed, pins 5 & 6 open |
pins 7 & 8 open |
|
COM2 |
pins 1 & 2 open, pins 5 & 6 closed |
pins 7 & 8 closed |