UNIDENTIFIED
NEAT-386SX
|
Processor |
80386SX |
|
Processor Speed |
16/20MHz |
|
Chip Set |
C & T Neat |
|
Max. Onboard DRAM |
8MB |
|
Cache |
None |
|
BIOS |
AMI/Phoenix |
|
Dimensions |
330.2mm x 218.4mm |
|
I/O Options |
None |
|
NPU Options |
80387SX |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Turbo switch |
J1 |
Keylock |
J5 |
|
Power LED |
J2 |
Speaker |
J6 |
|
Reset switch |
J3 |
External battery |
J17 |
|
Turbo LED |
J4 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
Monitor type select color |
J7 |
pins 2 & 3 closed | |
|
Monitor type select monochrome |
J7 |
pins 1 & 2 closed | |
|
Battery select internal |
J17 |
pins 1 & 2 closed | |
|
Battery select external |
J17 |
connected | |
|
DRAM CONFIGURATION | ||||
|
Size |
Bank 0(DIP) |
Bank 1 (DIP) |
Bank 2 (SIPP) |
Bank 3 (SIPP) |
|
512KB |
(18) 41256 |
NONE |
NONE |
NONE |
|
512KB |
NONE |
NONE |
(2) 256K x 9 |
NONE |
|
640KB |
(18) 41256 |
(18) 4164 |
NONE |
NONE |
|
1MB |
(18) 41256 |
(18) 41256 |
NONE |
NONE |
|
1MB |
NONE |
NONE |
(2) 256K x 9 |
(2) 256K x 9 |
|
1.5MB |
(18) 41256 |
(18) 41256 |
(2) 256K x 9 |
NONE |
|
2MB |
(18) 411000 |
NONE |
NONE |
NONE |
|
2MB |
NONE |
NONE |
(2) 1M x 9 |
NONE |
|
2MB |
(18) 41256 |
(18) 41256 |
(2) 256K x 9 |
(2) 256K x 9 |
|
4MB |
(18) 411000 |
(18) 411000 |
NONE |
NONE |
|
4MB |
NONE |
NONE |
(2) 1M x 9 |
(2) 1M x 9 |
|
4.5MB |
(18) 411000 |
(18) 411000 |
(2) 256K x 9 |
NONE |
|
5MB |
(18) 411000 |
(18) 411000 |
(2) 256K x 9 |
(2) 256K x 9 |
|
5MB |
(18) 41256 |
(18) 41256 |
(2) 1M x 9 |
(2) 1M x 9 |
|
6MB |
(18) 411000 |
(18) 411000 |
(2) 1M x 9 |
NONE |
|
8MB |
(18) 411000 |
(18) 411000 |
(2) 1M x 9 |
(2) 1M x 9 |
|
DRAM JUMPER CONFIGURATION | ||||
|
Size |
BS1 pins 1 & 2 pins 4 & 5 pins 7 & 8 |
BS1 pins 2 & 3 pins 5 & 6 pins 8 & 9 |
BS2 pins 1 & 2 pins 4 & 5 pins 7 & 8 |
BS2 pins 2 & 3 pins 5 & 6 pins 8 & 9 |
|
512KB |
closed |
open |
closed |
open |
|
512KB 1 |
open |
closed |
open |
closed |
|
640KB |
closed |
open |
closed |
open |
|
1MB |
closed |
open |
closed |
open |
|
1MB 1 |
open |
closed |
open |
closed |
|
1.5MB |
closed |
open |
closed |
open |
|
2MB |
closed |
open |
closed |
open |
|
2MB 1 |
open |
closed |
open |
closed |
|
4MB |
closed |
open |
closed |
open |
|
4MB 1 |
open |
closed |
open |
closed |
|
4.5MB |
closed |
open |
closed |
open |
|
5MB |
closed |
open |
closed |
open |
|
6MB |
closed |
open |
closed |
open |
|
8MB |
closed |
open |
closed |
open |
|
Note 1 :Use this setting when banks 0 and 1 are empty. | ||||