UNIDENTIFIED
A TEAM-320A
|
Processor |
80286 |
|
Processor Speed |
6/12.5MHz |
|
Chip Set |
Unidentified |
|
Max. Onboard DRAM |
4MB |
|
Cache |
None |
|
BIOS |
AMI/Award/ERSO/Phoenix |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
None |
|
NPU Options |
80287 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Reset switch |
JP6 |
Power LED & keylock |
J20 |
|
Turbo switch |
JP7 |
Speaker |
SP |
|
Turbo LED |
JP8 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper/Switch |
Position | |
|
Select 0 wait states |
JP5 |
Closed | |
|
Select 1 wait state |
JP5 |
Open | |
|
Clock speed select low |
SW1/1 |
On | |
|
Clock speed select high |
SW1/1 |
Off | |
|
Monitor type select color |
SW1/2 |
On | |
|
Monitor type select monochrome |
SW1/2 |
Off | |
|
Parity check enabled |
SW1/3 |
On | |
|
Parity check disabled |
SW1/3 |
Off | |
|
EMS port address select OE8H |
SW1/4 |
On | |
|
EMS port address select O98H |
SW1/4 |
Off | |
|
BIOS type select 27128 |
SW1/5 |
On | |
|
BIOS type select 27256 |
SW1/5 |
Off | |
|
DRAM CONFIGURATION | |||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
Bank 4 |
|
512KB |
(18) 41256 |
NONE |
NONE |
NONE |
NONE |
|
512KB* |
NONE |
(4) 44256 |
NONE |
NONE |
NONE |
|
512KB |
NONE |
NONE |
NONE |
(2) 256K x 9 |
NONE |
|
640KB* |
(18) 4164 |
(4) 44256 |
NONE |
NONE |
NONE |
|
640KB |
(18) 4164 |
NONE |
NONE |
(2) 256K x 9 |
NONE |
|
1MB* |
NONE |
(4) 44256 |
(4) 44256 |
NONE |
NONE |
|
1MB |
NONE |
NONE |
NONE |
(2) 256K x 9 |
(2) 256K x 9 |
|
1MB* |
(18) 41256 |
(4)44256 |
NONE |
NONE |
NONE |
|
1MB* |
(18) 41256 |
(4) 44256 |
NONE |
NONE |
NONE |
|
1MB |
(18) 41256 |
NONE |
NONE |
(2) 256K x 9 |
NONE |
|
1MB |
(18) 41256 |
NONE |
NONE |
NONE |
(2) 256K x 9 |
|
2MB |
(18) 411000 |
NONE |
NONE |
NONE |
NONE |
|
2MB |
NONE |
NONE |
NONE |
(2) 1M x 9 |
NONE |
|
4MB |
NONE |
NONE |
NONE |
(4) 1M x 9 |
(4) 1M x 9 |
|
4MB |
(18) 411000 |
NONE |
NONE |
(2) 1M x 9 |
NONE |
|
4MB |
(18) 411000 |
NONE |
NONE |
NONE |
(2) 1M x 9 |
|
Note: The configurations with an *, see Parity Configuration below. | |||||
|
DRAM PARITY CONFIGURATION | ||
|
Size |
P1 |
P2 |
|
512KB |
(2) 41256 |
NONE |
|
640KB |
(2) 41256 |
NONE |
|
1MB |
(2) 41256 |
(2) 41256 |
|
1MB |
(2) 41256 |
NONE |
|
1MB |
(2) 41256 |
NONE |
|
DRAM JUMPER CONFIGURATION | |||
|
Size |
JP21 |
JP22 |
JP23 |
|
512KB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
512KB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
512KB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
640KB |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
640KB |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
1MB |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
1MB |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
1MB |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
1MB |
pins 2 & 3 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
1MB |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
1MB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
2MB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
2MB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
4MB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
4MB |
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 |
|
DRAM SWITCH CONFIGURATION | |||
|
Size |
SW1/6 |
SW1/7 |
SW1/8 |
|
512KB |
On |
On |
On |
|
640KB |
On |
On |
Off |
|
1MB |
On |
Off |
On |
|
640KB + EMS (384KB) |
On |
Off |
Off |
|
2MB |
Off |
On |
On |
|
640KB + EMS (1408KB) |
Off |
On |
Off |
|
4MB |
Off |
Off |
On |
|
640KB + EMS (3456KB) |
Off |
Off |
Off |
|
CPU SPEED CONFIGURATION | ||
|
Speed |
JP7 |
JP9 |
|
Low |
Open |
pins 1 & 2 closed |
|
High |
Closed |
pins 1 & 2 closed |
|
Switchable by keyboard |
Open |
pins 2 & 3 closed |