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# 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
IMG IMG 1
+------------------------------------------------------------+
| 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 | SW1/2 | Off |
| | monochrome | | |
|---+-----------------------------+---------------+----------|
| » | Parity check enabled | SW1/3 | On |
|---+-----------------------------+---------------+----------|
| | Parity check disabled | SW1/3 | Off |
|---+-----------------------------+---------------+----------|
| » | EMS port address select | SW1/4 | On |
| | OE8H | | |
|---+-----------------------------+---------------+----------|
| | EMS port address select | SW1/4 | Off |
| | O98H | | |
|---+-----------------------------+---------------+----------|
| » | 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) | NONE | NONE | NONE | NONE |
| | 41256 | | | | |
|--------+---------+----------+---------+-----------+--------|
| 512KB* | NONE | (4) | NONE | NONE | NONE |
| | | 44256 | | | |
|--------+---------+----------+---------+-----------+--------|
| 512KB | NONE | NONE | NONE | (2) 256K | NONE |
| | | | | x 9 | |
|--------+---------+----------+---------+-----------+--------|
| 640KB* | (18) | (4) | NONE | NONE | NONE |
| | 4164 | 44256 | | | |
|--------+---------+----------+---------+-----------+--------|
| 640KB | (18) | NONE | NONE | (2) 256K | NONE |
| | 4164 | | | x 9 | |
|--------+---------+----------+---------+-----------+--------|
| 1MB* | NONE | (4) | (4) | NONE | NONE |
| | | 44256 | 44256 | | |
|--------+---------+----------+---------+-----------+--------|
| 1MB | NONE | NONE | NONE | (2) 256K | (2) |
| | | | | x 9 | 256K x |
| | | | | | 9 |
|--------+---------+----------+---------+-----------+--------|
| 1MB* | (18) | (4)44256 | NONE | NONE | NONE |
| | 41256 | | | | |
|--------+---------+----------+---------+-----------+--------|
| 1MB* | (18) | (4) | NONE | NONE | NONE |
| | 41256 | 44256 | | | |
|--------+---------+----------+---------+-----------+--------|
| 1MB | (18) | NONE | NONE | (2) 256K | NONE |
| | 41256 | | | x 9 | |
|--------+---------+----------+---------+-----------+--------|
| 1MB | (18) | NONE | NONE | NONE | (2) |
| | 41256 | | | | 256K x |
| | | | | | 9 |
|--------+---------+----------+---------+-----------+--------|
| 2MB | (18) | NONE | NONE | NONE | NONE |
| | 411000 | | | | |
|--------+---------+----------+---------+-----------+--------|
| 2MB | NONE | NONE | NONE | (2) 1M x | NONE |
| | | | | 9 | |
|--------+---------+----------+---------+-----------+--------|
| 4MB | NONE | NONE | NONE | (4) 1M x | (4) 1M |
| | | | | 9 | x 9 |
|--------+---------+----------+---------+-----------+--------|
| 4MB | (18) | NONE | NONE | (2) 1M x | NONE |
| | 411000 | | | 9 | |
|--------+---------+----------+---------+-----------+--------|
| 4MB | (18) | NONE | NONE | NONE | (2) 1M |
| | 411000 | | | | 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 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|-------+-----------------+-----------------+----------------|
| 512KB | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|-------+-----------------+-----------------+----------------|
| 512KB | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|-------+-----------------+-----------------+----------------|
| 640KB | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
| | closed | closed | closed |
|-------+-----------------+-----------------+----------------|
| 640KB | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
| | closed | closed | closed |
|-------+-----------------+-----------------+----------------|
| 1MB | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
| | closed | closed | closed |
|-------+-----------------+-----------------+----------------|
| 1MB | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
| | closed | closed | closed |
|-------+-----------------+-----------------+----------------|
| 1MB | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
| | closed | closed | closed |
|-------+-----------------+-----------------+----------------|
| 1MB | pins 2 & 3 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|-------+-----------------+-----------------+----------------|
| 1MB | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
| | closed | closed | closed |
|-------+-----------------+-----------------+----------------|
| 1MB | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|-------+-----------------+-----------------+----------------|
| 2MB | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|-------+-----------------+-----------------+----------------|
| 2MB | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|-------+-----------------+-----------------+----------------|
| 4MB | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|-------+-----------------+-----------------+----------------|
| 4MB | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
| | closed | closed | closed |
|-------+-----------------+-----------------+----------------|
| 4MB | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | 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 |
+------------------------------------------------------------+