PC BRAND
VALUE SERIES 386
|
Processor |
80386SX |
|
Processor Speed |
25MHz |
|
Chip Set |
Unidentified |
|
Max. Onboard DRAM |
16MB |
|
Cache |
None |
|
BIOS |
Unidentified |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
Parallel port, serial ports (2), VGA port, VGA feature connector, floppy drive interface, IDE interface, riser slot |
|
NPU Options |
80387SX |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Parallel port |
J2 |
IDE interface |
JP8 |
|
VGA port |
J3 |
External battery |
JP10 |
|
Serial port 1 |
J4 |
IDE interface LED |
JP18 |
|
Serial port 2 |
J5 |
Power LED & keylock |
JP19 |
|
Floppy drive interface |
JP6 |
Riser Card |
SL1 |
|
VGA feature connector |
JP7 | ||
|
Note: The location of pin 1 is unidentified. | |||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
|
256KB to 640KB disabled |
JP4 |
pins 1 & 2 closed |
|
Security disabled |
JP4 |
pins 3 & 4 closed | |
|
Note: The location of pin 1 is unidentified. | |||
|
DRAM CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
|
2MB |
2MB |
NONE |
NONE |
|
3MB |
2MB |
(2) 256K x 9 |
(2) 256K x 9 |
|
4MB |
2MB |
NONE |
(2) 1M x 9 |
|
6MB |
2MB |
(2) 1M x 9 |
(2) 1M x 9 |
|
10MB |
2MB |
NONE |
(2) 4M x 9 |
|
10MB |
2MB |
(2) 1M x 9 |
(2) 4M x 9 |
|
16MB |
2MB |
(2) 4M x 9 |
(2) 4M x 9 |
|
Note: Bank 0 is factory installed and is not configurable. If 10MB or 16MB is installed, Bank 0 is disabled. | |||
|
DRAM JUMPER CONFIGURATION | |||
|
Size |
JP12 |
JP13 |
JP14 |
|
2MB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
3MB |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
4MB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
6MB |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
10MB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
10MB |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
16MB |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
Note: The location of pin 1 is unidentified. | |||
|
VRAM CONFIGURATION | |
|
Size |
Bank 0 |
|
512KB |
(2) 256K x 8 |