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# UNIDENTIFIED
WIZ-286 KW-533B/C
Processor 80286
Processor Speed 12MHz
Chip Set SMD
Max. Onboard DRAM 4MB
Cache None
BIOS AMI
Dimensions 330mm x 218mm
I/O Options Serial ports (2)
NPU Options 80287
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+-------------------+----------|
| Serial port A | J3 | Turbo switch | JP11 |
|------------------+----------+-------------------+----------|
| Serial port B | J4 | Speaker | JP12 |
|------------------+----------+-------------------+----------|
| External battery | J5 | Power LED & | JP13 |
| | | keylock | |
|------------------+----------+-------------------+----------|
| Turbo LED | JP10 | Reset switch | JP14 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| » | Monitor type select color | JP1 | closed |
|---+------------------------------+------------+------------|
| | Monitor type select | JP1 | open |
| | monochrome | | |
|---+------------------------------+------------+------------|
| | | JP2 | pins 2 & 3 |
| | | | closed |
| | Serial port A (J3) ready | JP3 | |
| | signal normal | | pins 2 & 3 |
| | | JP4 | closed, |
| | | | |
| | | | pins 2 & 3 |
| | | | closed |
|---+------------------------------+------------+------------|
| | | JP2 | pins 1 & 2 |
| | | | closed, |
| | Serial port A (J3) ready | JP3 | |
| | signal forced active | | pins 1 & 2 |
| | | JP4 | closed, |
| | | | |
| | | | pins 1 & 2 |
| | | | closed |
|---+------------------------------+------------+------------|
| | | JP5 | pins 2 & 3 |
| | | | closed |
| | Serial port B (J4) ready | JP6 | |
| | signal normal | | pins 2 & 3 |
| | | JP7 | closed |
| | | | |
| | | | pins 2 & 3 |
| | | | closed |
|---+------------------------------+------------+------------|
| | | JP5 | pins 1 & 2 |
| | | | closed |
| | Serial port B (J4) ready | JP6 | |
| | signal forced active | | pins 1 & 2 |
| | | JP7 | closed, |
| | | | |
| | | | pins 1 & 2 |
| | | | closed |
|---+------------------------------+------------+------------|
| » | Factory configured - do not | JP8 | N/A |
| | alter | | |
|---+------------------------------+------------+------------|
| » | DMA select synchronous with | JP9 | pins 2 & 3 |
| | RSYSCLK | | closed |
|---+------------------------------+------------+------------|
| | DMA select synchronous with | JP9 | pins 1 & 2 |
| | DMACLK | | closed |
|---+------------------------------+------------+------------|
| | BIOS type select 27128 | JP15 | pins 1 & 2 |
| | | | closed |
|---+------------------------------+------------+------------|
| | BIOS type select 27256 | JP15 | pins 2 & 3 |
| | | | closed |
|---+------------------------------+------------+------------|
| | BIOS type select ROM | JP16 | pins 2 & 3 |
| | | | closed |
|---+------------------------------+------------+------------|
| | BIOS type select EPROM | JP16 | pins 1 & 2 |
| | | | closed |
|---+------------------------------+------------+------------|
| » | Factory configured - do not | SW1/switch | N/A |
| | alter | 1 | |
|---+------------------------------+------------+------------|
| » | Factory configured - do not | SW1/switch | N/A |
| | alter | 5 | |
|---+------------------------------+------------+------------|
| » | Bus speed select ATCLK/1 | SW1/switch | open |
| | | 6 | |
|---+------------------------------+------------+------------|
| | Bus speed select ATCLK/2 | SW1/switch | closed |
| | | 6 | |
|---+------------------------------+------------+------------|
| » | DMA speed select CPU/1 | SW1/switch | open |
| | | 7 | |
|---+------------------------------+------------+------------|
| | DMA speed select CPU/2 | SW1/switch | closed |
| | | 7 | |
|---+------------------------------+------------+------------|
| » | Factory configured - do not | SW1/switch | N/A |
| | alter | 8 | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| IRQ JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Line | JIRQ for Serial port A | JIRQ for Serial port B |
|----------+------------------------+------------------------|
| IRQ3 | pins 1 & 2 closed | pins 2 & 3 closed |
|----------+------------------------+------------------------|
| IRQ4 | pins 4 & 5 closed | pins 5 & 6 closed |
|----------+------------------------+------------------------|
| IRQ5 | pins 7 & 8 closed | pins 8 & 9 closed |
|----------+------------------------+------------------------|
| IRQ9 | pins 10 & 11 closed | pins 11 & 12 closed |
|----------+------------------------+------------------------|
| IRQ10 | pins 13 & 14 closed | pins 14 & 15 closed |
|----------+------------------------+------------------------|
| IRQ11 | pins 16 & 17 closed | pins 17 & 18 closed |
|----------+------------------------+------------------------|
| IRQ12 | pins 19 & 20 closed | pins 20 & 21 closed |
|----------+------------------------+------------------------|
| IRQ15 | pins 22 & 23 closed | pins 23 & 24 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT A CONFIGURATION |
|------------------------------------------------------------|
| I/O Address | SW2/Switch 1 | SW2/Switch 2 | SW2/Switch 3 |
|-------------+---------------+---------------+--------------|
| COM1 | closed | closed | open |
|-------------+---------------+---------------+--------------|
| COM2 | closed | open | closed |
|-------------+---------------+---------------+--------------|
| COM3 | closed | open | open |
|-------------+---------------+---------------+--------------|
| COM4 | open | closed | closed |
|-------------+---------------+---------------+--------------|
| COM5 | open | closed | open |
|-------------+---------------+---------------+--------------|
| COM6 | open | open | closed |
|-------------+---------------+---------------+--------------|
| COM7 | open | open | open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT B CONFIGURATION |
|------------------------------------------------------------|
| I/O Address | SW2/Switch 4 | SW2/Switch 5 | SW2/Switch 6 |
|-------------+---------------+---------------+--------------|
| COM2 | closed | closed | open |
|-------------+---------------+---------------+--------------|
| COM3 | closed | open | closed |
|-------------+---------------+---------------+--------------|
| COM4 | closed | open | open |
|-------------+---------------+---------------+--------------|
| COM5 | open | closed | closed |
|-------------+---------------+---------------+--------------|
| COM6 | open | closed | open |
|-------------+---------------+---------------+--------------|
| COM7 | open | open | closed |
|-------------+---------------+---------------+--------------|
| COM8 | open | open | open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | DIP | Location | Parity | Location |
|-------+-----------+----------------+-----------+-----------|
| 512KB | (4) 44256 | U66, U67, U75, | (2) 41256 | U68, U77 |
| | | U76 | | |
|-------+-----------+----------------+-----------+-----------|
| 1MB | (8) 44256 | U48, U49, U57, | (4) 41256 | U50, U59, |
| | | U58, | | U68, U77 |
| | | | | |
| | | U66, U67, U75, | | |
| | | U76 | | |
|-------+-----------+----------------+-----------+-----------|
| 2MB | (16) | U60 - U67, U69 | (2) | U68, U77 |
| | 411000 | - U77 | 411000 | |
|-------+-----------+----------------+-----------+-----------|
| 4MB | (32) | U42 - U49, U51 | (4) | U50, U59, |
| | 411000 | - U58 | 411000 | U68, U77 |
| | | | | |
| | | U60 - U67, U69 | | |
| | | - U76 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | SW1/switch 2 | SW1/switch 3 | SW1/switch 4 |
|---------+----------------+----------------+----------------|
| 512KB | N/A | open | open |
|---------+----------------+----------------+----------------|
| 1MB | closed | closed | open |
|---------+----------------+----------------+----------------|
| 2MB | N/A | open | closed |
|---------+----------------+----------------+----------------|
| 4MB | N/A | closed | closed |
+------------------------------------------------------------+