TEXT View Source
# ADVANCED INTEGRATION RESEARCH, INC.
486UL
Processor 80486SX/80487SX/80486DX/ODP486SX/80486DX2
Processor Speed 20/25/33/50(internal)/50/66(internal)MHz
Chip Set UMC
Max. Onboard 32MB
DRAM
Cache 64/128/256KB
BIOS AMI/Phoenix
Dimensions 330mm x 218mm
I/O Options 32-bit external memory card slot, 32-bit VESA
local bus slots (3)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| External battery | J1 | Turbo switch | J6 |
|-------------------+----------+------------------+----------|
| Power LED & | J3 | Turbo LED | J7 |
| keylock | | | |
|-------------------+----------+------------------+----------|
| Speaker | J4 | 32-bit VESA | S1-S3 |
| | | local bus slots | |
|-------------------+----------+------------------+----------|
| Reset switch | J5 | 32-bit external | JME1 |
| | | memory card | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Keyboard BIOS speed select 8MHz | JO8 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Keyboard BIOS speed select from | JO8 | pins 2 & 3 |
| | CPU speed | | closed |
|---+----------------------------------+--------+------------|
| » | CMOS memory normal operation | JP4 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | CMOS memory clear | JP4 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Battery type select internal | JP8 | Closed |
|---+----------------------------------+--------+------------|
| | Battery type select external | JP8 | Open |
|---+----------------------------------+--------+------------|
| » | Monitor type select color | JP10 | Closed |
|---+----------------------------------+--------+------------|
| | Monitor type select monochrome | JP10 | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 1MB | (4) 256K x 9 | NONE |
|------------------+--------------------+--------------------|
| 2MB | (4) 256K x 9 | (4) 256K x 9 |
|------------------+--------------------+--------------------|
| 4MB | (4) 1M x 9 | NONE |
|------------------+--------------------+--------------------|
| 5MB | (4) 1M x 9 | (4) 256K x 9 |
|------------------+--------------------+--------------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 16MB | (4) 4M x 9 | NONE |
|------------------+--------------------+--------------------|
| 20MB | (4) 1M x 9 | (4) 4M x 9 |
|------------------+--------------------+--------------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 64KB | (4) 8K x 8 | (4) 8K x 8 |
|------------------+--------------------+--------------------|
| 128KB | (4) 32K x 8 | NONE |
|------------------+--------------------+--------------------|
| 256KB | (4) 32K x 8 | (4) 32K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP13 | JP14 | JP16 | JP17 | JP18 | JP19 |
|--------+--------+--------+--------+--------+-------+-------|
| 64KB | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
|--------+--------+--------+--------+--------+-------+-------|
| 128KB | 2 & 3 | 1 & 2 | 2 & 3 | 1 & 2 | 2 & 3 | 1 & 2 |
|--------+--------+--------+--------+--------+-------+-------|
| 256KB | 1 & 2 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | JP1 | JP2 | JP3 |
|----------+-------------------+----------------------+------|
| 80486SX | Open | pins 2 & 3 closed | Open |
|----------+-------------------+----------------------+------|
| ODP486SX | pins 2 & 3 closed | pins 1 & 2, 3 & 4 | Open |
| | | closed | |
|----------+-------------------+----------------------+------|
| 80487SX | pins 2 & 3 closed | pins 1 & 2, 3 & 4 | Open |
| | | closed | |
|----------+-------------------+----------------------+------|
| 80486DX | pins 1 & 2 closed | pins 1 & 2, 3 & 4 | Open |
| | | closed | |
|----------+-------------------+----------------------+------|
| 80486DX2 | pins 1 & 2 closed | pins 1 & 2, 3 & 4 | Open |
| | | closed | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JO3 | JO4 | JO5 | JO6 | JP23 |
|----------+---------+---------+---------+---------+---------|
| 20MHz | Closed | Closed | Closed | Open | Open |
|----------+---------+---------+---------+---------+---------|
| 25MHz | Closed | Closed | Open | Closed | Open |
|----------+---------+---------+---------+---------+---------|
| 33MHz | Closed | Open | Closed | Closed | Open |
|----------+---------+---------+---------+---------+---------|
| 40MHz | Open | Open | Closed | Open | Closed |
|----------+---------+---------+---------+---------+---------|
| 50iMHz | Closed | Closed | Open | Closed | Open |
|----------+---------+---------+---------+---------+---------|
| 50MHz | Open | Open | Open | Open | Open |
|----------+---------+---------+---------+---------+---------|
| 66iMHz | Closed | Open | Closed | Closed | Open |
+------------------------------------------------------------+