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# UNIDENTIFIED
2MM/SC
Processor 80286
Processor Speed 12MHz
Chip Set C & T
Max. Onboard DRAM 4MB
SRAM Cache None
BIOS AMI
Dimensions 254mm x 218mm
I/O Options None
NPU Options 80287
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Speaker | J1 pins | Turbo LED | J3 pins |
| | 1 & 4 | | 3 & 4 |
|-------------------+----------+------------------+----------|
| Power LED & | J2 | External battery | J4 |
| keylock | | | |
|-------------------+----------+------------------+----------|
| Reset switch | J3 pins | | |
| | 1 & 2 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Speaker select internal | J1 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Speaker select external | J1 | pins 1 & 4 |
| | | | connected |
|---+----------------------------------+--------+------------|
| » | Battery select internal | J5 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Batery select external 6VDC | J5 | pins 3 & 4 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Batery select external 4.5VDC | J5 | pins 5 & 6 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Monitor type select color | J6 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Monitor type select monochrome | J6 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | J7 | unknown |
| | alter | | |
|------------------------------------------------------------|
| Note:Location of Jumper J7 is unknown. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank | P-0 | Bank 1 | P-1 | Bank | Bank 1 |
| | 0(DIP) | | (DIP) | | 0(SIMM) | (SIMM) |
|-------+--------+-------+--------+-------+---------+--------|
| 512KB | (4) | (2) | NONE | NONE | NONE | NONE |
| 1 | 44256 | 41256 | | | | |
|-------+--------+-------+--------+-------+---------+--------|
| 512KB | NONE | NONE | NONE | NONE | (2) | NONE |
| 2 | | | | | 256K x | |
| | | | | | 9 | |
|-------+--------+-------+--------+-------+---------+--------|
| 1MB 1 | (4) | (2) | (4) | (2) | NONE | NONE |
| | 44256 | 41256 | 44256 | 41256 | | |
|-------+--------+-------+--------+-------+---------+--------|
| 1MB 2 | NONE | NONE | NONE | NONE | (2) | (2) |
| | | | | | 256K x | 256K x |
| | | | | | 9 | 9 |
|-------+--------+-------+--------+-------+---------+--------|
| 1.5MB | (4) | (2) | (4) | (2) | (2) | NONE |
| 1 | 44256 | 41256 | 44256 | 41256 | 256K x | |
| | | | | | 9 | |
|-------+--------+-------+--------+-------+---------+--------|
| 2MB 2 | NONE | NONE | NONE | NONE | (2) 1M | NONE |
| | | | | | x 9 | |
|-------+--------+-------+--------+-------+---------+--------|
| 2MB 1 | (4) | (2) | (4) | (2) | (2) | (2) |
| | 44256 | 41256 | 44256 | 41256 | 256K x | 256K x |
| | | | | | 9 | 9 |
|-------+--------+-------+--------+-------+---------+--------|
| 4MB 2 | NONE | NONE | NONE | NONE | (2) 1M | (2) 1M |
| | | | | | x 9 | x 9 |
|------------------------------------------------------------|
| Note 1 :Set JP8 and JP9 pins 1 & 2 closed. |
| |
| Note 2 :Set JP8 and JP9 pins 2 & 3 closed. |
+------------------------------------------------------------+