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# GENESYS ATE, INC.
GP486
Processor 80486DX
Speed 25/33MHz
Chip Set UMC
Max. Onboard DRAM 64MB
Cache 32/64/128/256KB
BIOS AMI/Quadtel
Dimensions 333mm x 222mm
I/O Options None
NPU Options 4167
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|---------------------+----------+----------------+----------|
| External battery | J1 | Turbo switch | W16 |
|---------------------+----------+----------------+----------|
| Power LED & keylock | J8 | Reset switch | W17 |
|---------------------+----------+----------------+----------|
| Speaker | J9 | Turbo LED | W18 |
|------------------------------------------------------------|
| Note:The location of connectors are unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | AT command recovery time select | JP3 | pins 2 & 3 |
| | stretch | | closed |
|---+----------------------------------+--------+------------|
| | AT command recovery time select | JP3 | pins 1 & 2 |
| | normal | | closed |
|---+----------------------------------+--------+------------|
| » | Monitor type select monochrome | JP9 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Monitor type select color | JP9 | pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|------+-------------+-------------+------------+------------|
| 1MB | (4) 256K x | NONE | NONE | NONE |
| | 9 | | | |
|------+-------------+-------------+------------+------------|
| 2MB | (4) 256K x | (4) 256K x | NONE | NONE |
| | 9 | 9 | | |
|------+-------------+-------------+------------+------------|
| 3MB | (4) 256K x | (4) 256K x | (4) 256K x | NONE |
| | 9 | 9 | 9 | |
|------+-------------+-------------+------------+------------|
| 4MB | (4) 256K x | (4) 256K x | (4) 256K x | (4) 256K x |
| | 9 | 9 | 9 | 9 |
|------+-------------+-------------+------------+------------|
| 4MB | (4) 1M x 9 | NONE | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 5MB | (4) 256K x | (4) 1M x 9 | NONE | NONE |
| | 9 | | | |
|------+-------------+-------------+------------+------------|
| 6MB | (4) 256K x | (4) 256K x | (4) 1M x 9 | NONE |
| | 9 | 9 | | |
|------+-------------+-------------+------------+------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 9MB | (4) 256K x | (4) 1M x 9 | (4) 1M x 9 | NONE |
| | 9 | | | |
|------+-------------+-------------+------------+------------|
| 10MB | (4) 256K x | (4) 256K x | (4) 1M x 9 | (4) 1M x 9 |
| | 9 | 9 | | |
|------+-------------+-------------+------------+------------|
| 12MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | NONE |
|------+-------------+-------------+------------+------------|
| 16MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 |
|------+-------------+-------------+------------+------------|
| 20MB | (4) 1M x 9 | (4) 4M x 9 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 24MB | (4) 1M x 9 | (4) 1M x 9 | (4) 4M x 9 | NONE |
|------+-------------+-------------+------------+------------|
| 28MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | (4) 4M x 9 |
|------+-------------+-------------+------------+------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 36MB | (4) 1M x 9 | (4) 4M x 9 | (4) 4M x 9 | NONE |
|------+-------------+-------------+------------+------------|
| 40MB | (4) 1M x 9 | (4) 1M x 9 | (4) 4M x 9 | (4) 4M x 9 |
|------+-------------+-------------+------------+------------|
| 48MB | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 | NONE |
|------+-------------+-------------+------------+------------|
| 64MB | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | TAG (U35) | JP4D |
|------------------+--------------------+--------------------|
| 1MB | NONE | Closed |
|------------------+--------------------+--------------------|
| 2MB | NONE | Closed |
|------------------+--------------------+--------------------|
| 3MB | NONE | Closed |
|------------------+--------------------+--------------------|
| 4MB | NONE | Closed |
|------------------+--------------------+--------------------|
| 4MB | NONE | Closed |
|------------------+--------------------+--------------------|
| 5MB | NONE | Closed |
|------------------+--------------------+--------------------|
| 6MB | NONE | Closed |
|------------------+--------------------+--------------------|
| 8MB | NONE | Closed |
|------------------+--------------------+--------------------|
| 9MB | NONE | Closed |
|------------------+--------------------+--------------------|
| 10MB | NONE | Closed |
|------------------+--------------------+--------------------|
| 12MB | NONE | Closed |
|------------------+--------------------+--------------------|
| 16MB | (1) 16KB x 4 | Open |
|------------------+--------------------+--------------------|
| 20MB | (1) 16KB x 4 | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | TAG (U35) | JP4D |
|--------------------+--------------------+------------------|
| 24MB | (1) 16KB x 4 | Open |
|--------------------+--------------------+------------------|
| 28MB | (1) 16KB x 4 | Open |
|--------------------+--------------------+------------------|
| 32MB | (1) 16KB x 4 | Open |
|--------------------+--------------------+------------------|
| 36MB | (1) 16KB x 4 | Open |
|--------------------+--------------------+------------------|
| 40MB | (1) 16KB x 4 | Open |
|--------------------+--------------------+------------------|
| 48MB | (1) 16KB x 4 | Open |
|--------------------+--------------------+------------------|
| 64MB | (1) 16KB x 4 | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG (U36) | TAG (U40) |
|---------+-------------+------------+-----------+-----------|
| 32KB | (4) 8K x 8 | NONE | (1) 8K x | (1) 16K x |
| | | | 8 | 1 |
|---------+-------------+------------+-----------+-----------|
| 64KB | (4) 8K x 8 | (4) 8K x 8 | (1) 8K x | (1) 16K x |
| | | | 8 | 1 |
|---------+-------------+------------+-----------+-----------|
| 128KB | (4) 32K x 8 | NONE | (1) 8K x | (1) 16K x |
| | | | 8 | 1 |
|---------+-------------+------------+-----------+-----------|
| 256KB | (4) 32K x 8 | (4) 32K x | (1) 32K x | (1) 16K x |
| | | 8 | 8 | 1 |
|------------------------------------------------------------|
| Notes:U40 can be removed to disable cache write-back mode |
| and enable cache write-through mode. |
| |
| See DRAM jumper configuration table for configuration of |
| TAG (U35). |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP4A | JP4B | JP4C | JP4E | JP4F | JP4G |
|--------+--------+--------+--------+--------+-------+-------|
| 32KB | 1 & 2 | 1 & 2 | 1 & 2 | 2 & 3 | Open | 2 & 3 |
|--------+--------+--------+--------+--------+-------+-------|
| 64KB | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 | Open | 1 & 2 |
|--------+--------+--------+--------+--------+-------+-------|
| 128KB | 2 & 3 | 2 & 3 | 1 & 2 | 2 & 3 | 1 & 2 | 1 & 2 |
|--------+--------+--------+--------+--------+-------+-------|
| 256KB | 2 & 3 | 2 & 3 | 2 & 3 | 1 & 2 | 2 & 3 | 1 & 2 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+