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# JOINDATA SYSTEMS, INC.
G486HVL
Processor 80486SX/80486DX/80486DX2
Processor Speed 25/33/50(internal)/50/66(internal)MHz
Chip Set HINT
Max. Onboard DRAM 128MB
Cache 64/128/256KB
BIOS AMI
Dimensions 330mm x 218mm
I/O Options 32-bit VESA local bus card slots (2)
NPU Options 4167
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+-------------------+----------|
| 32-bit VESA | COM1 | Turbo switch | J11 |
| local bus slot | | | |
|------------------+----------+-------------------+----------|
| 32-bit VESA | COM2 | Speaker | J12 |
| local bus slot | | | |
|------------------+----------+-------------------+----------|
| 32-bit EISA | J3, J4, | Power LED & | J13 |
| cards | J5 | keylock | |
|------------------+----------+-------------------+----------|
| Reset switch | J9 | External battery | J14 |
|------------------+----------+-------------------+----------|
| Turbo LED | J10 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+---------+-----------|
| ยป | Monitor type select color | JP32 | Closed |
|---+----------------------------------+---------+-----------|
| | Monitor type select monochrome | JP32 | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 4MB | (4) 1M x 9 | NONE |
|------------------+--------------------+--------------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 16MB | (4) 4M x 9 | NONE |
|------------------+--------------------+--------------------|
| 20MB | (4) 1M x 9 | (4) 4M x 9 |
|------------------+--------------------+--------------------|
| 20MB | (4) 4M x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 |
|------------------+--------------------+--------------------|
| 64MB | (4) 16M x 9 | NONE |
|------------------+--------------------+--------------------|
| 128MB | (4) 16M x 9 | (4) 16M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG |
|------------+---------------+---------------+---------------|
| 64KB | (4) 8K x 8 | (4) 8K x 8 | (1) 8K x 8 |
|------------+---------------+---------------+---------------|
| 128KB | (4) 32K x 8 | NONE | (1) 32K x 8 |
|------------+---------------+---------------+---------------|
| 256KB | (4) 32K x 8 | (4) 32K x 8 | (1) 32K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP5 | JP6 | JP7 | JP8 | JP12 |JP13 |JP14 |
|-------+--------+--------+-------+-------+------+-----+-----|
| 64KB | Open | Open | Open | Open |1 & 2 |1 & 2|1 & 2|
|-------+--------+--------+-------+-------+------+-----+-----|
| 128KB | Closed | Open | Open |Closed |2 & 3 |2 & 3|1 & 2|
|-------+--------+--------+-------+-------+------+-----+-----|
| 256KB | Closed | Closed |Closed |Closed |2 & 3 |2 & 3|2 & 3|
|------------------------------------------------------------|
|Note:Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | JP15 | JP16 | JP17 | JP18 |
|----------------+-----------+--------+-----------+----------|
| 80486SX-25/33 | pins 2 & | Open | Open | pins 2 & |
| | 3 closed | | | 3 closed |
|----------------+-----------+--------+-----------+----------|
| 80487SX-33 | pins 2 & | Closed | pins 2 & | pins 1 & |
| | 3 closed | | 3 closed | 2 closed |
|----------------+-----------+--------+-----------+----------|
| 80486DX-25/33 | pins 2 & | Closed | pins 1 & | pins 1 & |
| | 3 closed | | 2 closed | 2 closed |
|----------------+-----------+--------+-----------+----------|
| 80486DX-50 | pins 1 & | Closed | pins 1 & | pins 1 & |
| | 2 closed | | 2 closed | 2 closed |
|----------------+-----------+--------+-----------+----------|
| 80486DX2-25/33 | pins 2 & | Closed | pins 1 & | pins 1 & |
| | 3 closed | | 2 closed | 2 closed |
+------------------------------------------------------------+