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# VISION TECHNOLOGIES
VS PT
Processor Pentium
Processor Speed 60/66MHz
Chip Set OPTI
Max. Onboard DRAM 128MB
Cache 64/128/256/512KB
BIOS AMI
Dimensions 330mm x 218mm
I/O Options 32-bit VESA local bus slots (2)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| External battery | J9 | Reset switch | S1 |
|-------------------+----------+------------------+----------|
| Power LED & | J20 | 32-bit VESA | SL1 - |
| keylock | | local bus slots | SL2 |
|-------------------+----------+------------------+----------|
| Speaker | JP18 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | CMOS memory normal operation | JP1 | pins 1 & 2 |
| | (Internal Battery) | | closed |
|---+----------------------------------+--------+------------|
| | CMOS memory clear | JP1 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Battery type select internal | JP1 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Monitor type select color | JP2 | Open |
|---+----------------------------------+--------+------------|
| | Monitor type select monochrome | JP2 | Closed |
|---+----------------------------------+--------+------------|
| » | MDHDOE# inactive end of last T2 | JP3 | Open |
|---+----------------------------------+--------+------------|
| | MDHDOE# inactive beginning of | JP3 | Closed |
| | last T2 | | |
|---+----------------------------------+--------+------------|
| » | LCLK with 74F08 buffer | JP7 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Internal LCLK directly drive | JP7 | pins 2 & 3 |
| | VESA | | closed |
|---+----------------------------------+--------+------------|
| » | Back to back IO delay enabled | JP10 | Closed |
|---+----------------------------------+--------+------------|
| | Back to back IO delay disabled | JP10 | Open |
|---+----------------------------------+--------+------------|
| » | LEDV* sample selection end of | JP11 | Closed |
| | second T2 | | |
|---+----------------------------------+--------+------------|
| | LEDV* sample selection end of | JP11 | Open |
| | first T2 | | |
|---+----------------------------------+--------+------------|
| » | VESA local bus enabled | JP12 | Open |
|---+----------------------------------+--------+------------|
| | VESA local bus disabled | JP12 | Closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | L1 | N/A |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | L2 | N/A |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | L3 | N/A |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | L4 | N/A |
| | alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|------+--------------+------------+------------+------------|
| 2MB | (1) 256K x | (1) 256K x | NONE | NONE |
| | 36 | 36 | | |
|------+--------------+------------+------------+------------|
| 4MB | (1) 512K x | (1) 512K x | NONE | NONE |
| | 36 | 36 | | |
|------+--------------+------------+------------+------------|
| 4MB | (1) 256K x | (1) 256K x | (1) 256K x | (1) 256K x |
| | 36 | 36 | 36 | 36 |
|------+--------------+------------+------------+------------|
| 6MB | (1) 256K x | (1) 256K x | (1) 512K x | (1) 512K x |
| | 36 | 36 | 36 | 36 |
|------+--------------+------------+------------+------------|
| 8MB | (1) 1M x | (1) 1M x | NONE | NONE |
| | 36 | 36 | | |
|------+--------------+------------+------------+------------|
| 8MB | (1) 512K x | (1) 512K x | (1) 512K x | (1) 512K x |
| | 36 | 36 | 36 | 36 |
|------+--------------+------------+------------+------------|
| 10MB | (1) 256K x | (1) 256K x | (1) 1M x | (1) 1M x |
| | 36 | 36 | 36 | 36 |
|------+--------------+------------+------------+------------|
| 12MB | (1) 512K x | (1) 512K x | (1) 1M x | (1) 1M x |
| | 36 | 36 | 36 | 36 |
|------+--------------+------------+------------+------------|
| 16MB | (1) 2M x | (1) 2M x | NONE | NONE |
| | 36 | 36 | | |
|------+--------------+------------+------------+------------|
| 16MB | (1) 1M x | (1) 1M x | (1) 1M x | (1) 1M x |
| | 36 | 36 | 36 | 36 |
|------+--------------+------------+------------+------------|
| 18MB | (1) 256K x | (1) 256K x | (1) 2M x | (1) 2M x |
| | 36 | 36 | 36 | 36 |
|------+--------------+------------+------------+------------|
| 20MB | (1) 512K x | (1) 512K x | (1) 2M x | (1) 2M x |
| | 36 | 36 | 36 | 36 |
|------+--------------+------------+------------+------------|
| 24MB | (1) 1M x | (1) 1M x | (1) 2M x | (1) 2M x |
| | 36 | 36 | 36 | 36 |
|------+--------------+------------+------------+------------|
| 32MB | (1) 4M x | (1) 4M x | NONE | NONE |
| | 36 | 36 | | |
|------+--------------+------------+------------+------------|
| 32MB | (1) 2M x | (1) 2M x | (1) 2M x | (1) 2M x |
| | 36 | 36 | 36 | 36 |
|------+--------------+------------+------------+------------|
| 34MB | (1) 256K x | (1) 256K x | (1) 4M x | (1) 4M x |
| | 36 | 36 | 36 | 36 |
|------+--------------+------------+------------+------------|
| 36MB | (1) 512K x | (1) 512K x | (1) 4M x | (1) 4M x |
| | 36 | 36 | 36 | 36 |
|------+--------------+------------+------------+------------|
| 40MB | (1) 1M x | (1) 1M x | (1) 4M x | (1) 4M x |
| | 36 | 36 | 36 | 36 |
|------+--------------+------------+------------+------------|
| 48MB | (1) 2M x | (1) 2M x | (1) 4M x | (1) 4M x |
| | 36 | 36 | 36 | 36 |
|------+--------------+------------+------------+------------|
| 64MB | (1) 8M x | (1) 8M x | NONE | NONE |
| | 36 | 36 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|-------+-------------+------------+------------+------------|
| 64MB | (1) 4M x | (1) 4M x | (1) 4M x | (1) 4M x |
| | 36 | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 66MB | (1) 256K x | (1) 256K x | (1) 8M x | (1) 8M x |
| | 36 | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 68MB | (1) 512K x | (1) 512K x | (1) 8M x | (1) 8M x |
| | 36 | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 72MB | (1) 1M x | (1) 1M x | (1) 8M x | (1) 8M x |
| | 36 | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 80MB | (1) 2M x | (1) 2M x | (1) 8M x | (1) 8M x |
| | 36 | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 96MB | (1) 4M x | (1) 4M x | (1) 8M x | (1) 8M x |
| | 36 | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 128MB | (1) 8M x | (1) 8M x | (1) 8M x | (1) 8M x |
| | 36 | 36 | 36 | 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG1 | TAG2 |
|-------+-------------+------------+------------+------------|
| 64KB | (8) 8K x 8 | NONE | NONE | (1) 8K x 8 |
|-------+-------------+------------+------------+------------|
| 128KB | (8) 8K x 8 | (8) 8K x 8 | NONE | (1) 8K x 8 |
|-------+-------------+------------+------------+------------|
| 256KB | (8) 32K x 8 | NONE | NONE | (1) 8K x 8 |
|-------+-------------+------------+------------+------------|
| 512KB | (8) 32K x 8 | (8) 32K x | (1) 8K x 8 | (1) 8K x 8 |
| | | 8 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP6 | JP19 | JP20 | JP21 | JP22 | JP23 |
|--------+--------+--------+--------+--------+-------+-------|
| 64KB | 1 & 2 | Open | Open | Open | 1 & 2 | 1 & 2 |
|--------+--------+--------+--------+--------+-------+-------|
| 128KB | 2 & 3 | Closed | Open | Open | 2 & 3 | 2 & 3 |
|--------+--------+--------+--------+--------+-------+-------|
| 256KB | 1 & 2 | Closed | Closed | Open | 1 & 2 | 1 & 2 |
|--------+--------+--------+--------+--------+-------+-------|
| 512KB | 2 & 3 | Closed | Closed | Closed | 2 & 3 | 2 & 3 |
|------------------------------------------------------------|
| Note: Pins designated should be in closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU/LCLK CONFIGURATION |
|------------------------------------------------------------|
| Setting | JP4 | JP5 |
|--------------------+------------------+--------------------|
| External | Closed | pins 1 & 2 closed |
|--------------------+------------------+--------------------|
| Internal | Open | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU/LCLK CONFIGURATION |
|------------------------------------------------------------|
| Setting | JP8 | JP9 |
|--------------------+-------------------+-------------------|
| LCLK/2 | Open | Open |
|--------------------+-------------------+-------------------|
| LCLK/3 | Closed | Open |
|--------------------+-------------------+-------------------|
| LCLK/4 | Open | Closed |
|--------------------+-------------------+-------------------|
| LCLK/5 | Closed | Closed |
+------------------------------------------------------------+