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# ACER, INC.
ACERPOWER SV/V/DV (V10 PROJECT)
Processor 80486SX/80486DX/80486DX2
Processor 20/25/33/40/50(internal)/50/66(internal)MHz
Speed
Chip Set Unidentified
Max. Onboard 64MB
DRAM
Cache 64/128/256KB
BIOS Unidentified
Dimensions 330mm x 218mm
I/O Options 32-bit VESA local bus slots (2), floppy drive
interface, green PC connector, green VGA
connector, IDE interface, SCSI connector,
parallel port, PS/2 mouse port, serial ports (2)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|----------------+----------+---------------------+----------|
| Serial port 1 | CO1 | Chassis fan power | J9 |
|----------------+----------+---------------------+----------|
| Serial port 2 | CO2 | LED connector | J10 |
|----------------+----------+---------------------+----------|
| External | J3 | Optional | J11 |
| battery | | keyboard/mouse | |
|----------------+----------+---------------------+----------|
| Green VGA | J4 | IDE interface LED | J12 |
| connector | | | |
|----------------+----------+---------------------+----------|
| Green PC | J5 | PS/2 mouse port | JX2 |
| connector | | | |
|----------------+----------+---------------------+----------|
| SCSI interface | J6 | Parallel port | PT1 |
|----------------+----------+---------------------+----------|
| IDE interface | J7 | 32-bit VESA local | SL1 & |
| | | bus slots | SL2 |
|----------------+----------+---------------------+----------|
| Floppy drive | J8 | | |
| interface | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Password disabled | JP1 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Password enabled | JP1 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Acer copyright enabled | JP2 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Acer copyright disabled | JP2 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | SCSI I/O address select 340-35F | JP6 | Open |
|---+----------------------------------+--------+------------|
| | SCSI I/O address select 140-15F | JP6 | Closed |
|---+----------------------------------+--------+------------|
| » | M5105 enabled | JP7 | Closed |
|---+----------------------------------+--------+------------|
| | M5105 disabled | JP7 | Open |
|---+----------------------------------+--------+------------|
| » | Bidirectional parallel port | JP8 | Closed |
| | enabled | | |
|---+----------------------------------+--------+------------|
| | Bidirectional parallel port | JP8 | Open |
| | disabled | | |
|---+----------------------------------+--------+------------|
| » | Battery type select internal | JP9 | Closed |
|---+----------------------------------+--------+------------|
| | Battery type select external | JP9 | Open |
|---+----------------------------------+--------+------------|
| » | Reset key enabled | JP23 | Closed |
|---+----------------------------------+--------+------------|
| | Reset key disabled | JP23 | Open |
|---+----------------------------------+--------+------------|
| » | Keylock disabled | JP24 | Closed |
|---+----------------------------------+--------+------------|
| | Keylock enabled | JP24 | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | On board | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|--------+-----------+---------+---------+---------+---------|
| 4MB | 4MB | NONE | NONE | NONE | NONE |
|--------+-----------+---------+---------+---------+---------|
| 8MB | 4MB | NONE | (1) 1M | NONE | NONE |
| | | | x 36 | | |
|--------+-----------+---------+---------+---------+---------|
| 12MB | 4MB | NONE | (1) 1M | (1) 1M | NONE |
| | | | x 36 | x 36 | |
|--------+-----------+---------+---------+---------+---------|
| 16MB | 4MB | NONE | (1) 1M | (1) 1M | (1) 1M |
| | | | x 36 | x 36 | x 36 |
|--------+-----------+---------+---------+---------+---------|
| 16MB | Disabled | (1) 4M | NONE | NONE | NONE |
| | | x 36 | | | |
|--------+-----------+---------+---------+---------+---------|
| 20MB | 4MB | NONE | (1) 4M | NONE | NONE |
| | | | x 36 | | |
|--------+-----------+---------+---------+---------+---------|
| 24MB | 4MB | NONE | (1) 1M | (1) 4M | NONE |
| | | | x 36 | x 36 | |
|--------+-----------+---------+---------+---------+---------|
| 32MB | Disabled | (1) 4M | (1) 4M | NONE | NONE |
| | | x 36 | x 36 | | |
|--------+-----------+---------+---------+---------+---------|
| 36MB | 4MB | NONE | (1) 4M | (1) 4M | NONE |
| | | | x 36 | x 36 | |
|--------+-----------+---------+---------+---------+---------|
| 40MB | 4MB | NONE | (1) 1M | (1) 4M | (1) 4M |
| | | | x 36 | x 36 | x 36 |
|--------+-----------+---------+---------+---------+---------|
| 48MB | Disabled | (1) 4M | (1) 4M | (1) 4M | NONE |
| | | x 36 | x 36 | x 36 | |
|--------+-----------+---------+---------+---------+---------|
| 64MB | Disabled | (1) 4M | (1) 4M | (1) 4M | (1) 4M |
| | | x 36 | x 36 | x 36 | x 36 |
|------------------------------------------------------------|
| Note: This board has 4MB of memory factory installed. |
| If memory is disabled, use the DRAM jumper |
| configuration table. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Type | JP15 |
|-------------------------------+----------------------------|
| On board 4MB RAM enabled | pins 2 & 3 closed |
|-------------------------------+----------------------------|
| On board 4MB RAM disabled | pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG | TAG |
| | | | | (DIRTY) |
|--------+------------+------------+--------------+----------|
| 64KB | (4) 8K x 8 | (4) 8K x 8 | (1) 8K x 8 | (1) 16K |
| | | | or 32K x 8 | x 4 |
|--------+------------+------------+--------------+----------|
| 128KB | (4) 32K x | NONE | (1) 8K x 8 | (1) 16K |
| | 8 | | or 32K x 8 | x 4 |
|--------+------------+------------+--------------+----------|
| 256KB | (4) 32K x | (4) 32K x | (1) 32K x 8 | (1) 16K |
| | 8 | 8 | | x 4 |
|------------------------------------------------------------|
| Note: The orientation of the cache banks and TAG banks are |
| unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP20 | JP21 | JP22 |
|------------+-------------------+-------------+-------------|
| 64KB | pins 2 & 3 closed | Open | Open |
|------------+-------------------+-------------+-------------|
| 128KB | pins 1 & 2 closed | Closed | Open |
|------------+-------------------+-------------+-------------|
| 256KB | pins 2 & 3 closed | Closed | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP10 |
|----------------------------+-------------------------------|
| 20MHz | pins 1 & 6 closed |
|----------------------------+-------------------------------|
| 25MHz | pins 2 & 7 closed |
|----------------------------+-------------------------------|
| 33MHz | pins 3 & 8 closed |
|----------------------------+-------------------------------|
| 40MHz | pins 4 & 9 closed |
|----------------------------+-------------------------------|
| 50iMHz | pins 2 & 7 closed |
|----------------------------+-------------------------------|
| 50MHz | pins 5 & 10 closed |
|----------------------------+-------------------------------|
| 66iMHz | pins 3 & 8 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VESA WAIT STATE CONFIGURATION |
|------------------------------------------------------------|
| Wait state | JP11 |
|-------------------------------+----------------------------|
| 0 wait states | Open |
|-------------------------------+----------------------------|
| 1 wait state | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SCSI IRQ CONFIGURATION |
|------------------------------------------------------------|
| IRQ | JP3 |
|----------------------------+-------------------------------|
| Disabled | Open |
|----------------------------+-------------------------------|
| IRQ10 | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| IRQ11 | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SCSI DMA CONFIGURATION |
|------------------------------------------------------------|
| DMA | JP4 | JP5 |
|------------------+--------------------+--------------------|
| Disabled | Open | Open |
|------------------+--------------------+--------------------|
| DMA 5 | pins 1 & 2 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| DMA 6 | pins 2 & 3 closed | pins 2 & 3 closed |
+------------------------------------------------------------+