VISION TECHNOLOGIES
PVPT
|
Processor |
Pentium |
|
Processor Speed |
75/90/100MHz |
|
Chip Set |
OPTI |
|
Max. Onboard DRAM |
128MB |
|
Cache |
64/256/512KB |
|
BIOS |
AMI |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
32-bit VESA local bus slots (2), 32-bit PCI slots (4) |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
External battery |
J2 |
32-bit PCI slots |
PC1 - PC4 |
|
Power LED & keylock |
J17 |
Reset switch |
S1 |
|
Speaker |
J18 |
32-bit VESA local bus slots |
SL1 & SL2 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
» |
CMOS memory select normal operation |
JP1 |
pins 2 & 3 closed |
|
CMOS memory select clear |
JP1 |
pins 1 & 2 closed | |
|
» |
Monitor type select color |
JP2 |
Open |
|
Monitor type select monochrome |
JP2 |
Closed | |
|
» |
Flash memory voltage select normal |
JP4 |
Open |
|
Flash memory voltage select 5v |
JP4 |
pins 1 & 2 closed | |
|
Flash memory voltage select 12v |
JP4 |
pins 2 & 3 closed | |
|
» |
CPUCLK output select |
JP11 |
pins 1 & 2 closed |
|
Clock oscillator select |
JP11 |
pins 2 & 3 closed | |
|
» |
Back to back I/O delay select slow |
JP15 |
Open |
|
Back to back I/O delay select fast |
JP15 |
Closed | |
|
» |
LDEV sample select end of first T2 |
JP18 |
Open |
|
LDEV sample select end of second T2 |
JP18 |
Closed | |
|
» |
Cache type select always invalidated |
JP20 |
pins 1 & 2 closed |
|
Cache type select invalidated on write only |
JP20 |
pins 2 & 3 closed | |
|
» |
Factory configured - do not alter |
JP32 |
N/A |
|
DRAM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
2MB |
(2) 256K x 36 |
NONE |
|
4MB |
(2) 512K x 36 |
NONE |
|
4MB |
(2) 256K x 36 |
(2) 256K x 36 |
|
6MB |
(2) 256K x 36 |
(2) 512K x 36 |
|
8MB |
(2) 1M x 36 |
NONE |
|
8MB |
(2) 512K x 36 |
(2) 512K x 36 |
|
10MB |
(2) 256K x 36 |
(2) 1M x 36 |
|
12MB |
(2) 512K x 36 |
(2) 1M x 36 |
|
16MB |
(2) 2M x 36 |
NONE |
|
16MB |
(2) 1M x 36 |
(2) 1M x 36 |
|
18MB |
(2) 256K x 36 |
(2) 2M x 36 |
|
20MB |
(2) 512K x 36 |
(2) 2M x 36 |
|
24MB |
(2) 1M x 36 |
(2) 2M x 36 |
|
32MB |
(2) 4M x 36 |
NONE |
|
32MB |
(2) 2M x 36 |
(2) 2M x 36 |
|
34MB |
(2) 256K x 36 |
(2) 4M x 36 |
|
36MB |
(2) 512K x 36 |
(2) 4M x 36 |
|
40MB |
(2) 1M x 36 |
(2) 4M x 36 |
|
48MB |
(2) 2M x 36 |
(2) 4M x 36 |
|
64MB |
(2) 8M x 36 |
NONE |
|
64MB |
(2) 4M x 36 |
(2) 4M x 36 |
|
66MB |
(2) 256K x 36 |
(2) 8M x 36 |
|
68MB |
(2) 512K x 36 |
(2) 8M x 36 |
|
72MB |
(2) 1M x 36 |
(2) 8M x 36 |
|
DRAM CONFIGURATION (CON’T) | ||
|
Size |
Bank 0 |
Bank 1 |
|
80MB |
(2) 2M x 36 |
(2) 8M x 36 |
|
96MB |
(2) 4M x 36 |
(2) 8M x 36 |
|
128MB |
(2) 8M x 36 |
(2) 8M x 36 |
|
CACHE CONFIGURATION | |||
|
Size |
Bank 0 |
TAG |
DIRTY (U31) |
|
64KB |
(8) 8K x 8 |
(1) 8K x 8 |
(1) 16K x 1 |
|
256KB |
(8) 32K x 8 |
(1) 32K x 8 |
(1) 16K x 1 |
|
512KB |
(8) 64K x 8 |
(1) 64K x 8 |
(1) 16K x 1 |
|
CACHE JUMPER CONFIGURATION | |||
|
Size |
JP28 |
JP29 |
JP30 |
|
64KB |
Open |
Open |
Open |
|
256KB |
Open |
Closed |
Closed |
|
512KB |
Closed |
Closed |
Closed |
|
CACH VOLTAGE CONFIGURATION | |||
|
Setting |
JP19 |
JP21 |
JP27 |
|
3.3v |
pins 1 & 2 closed |
pins 1 & 2 closed |
Closed |
|
5v |
pins 2 & 3 closed |
pins 2 & 3 closed |
Open |
|
CPU SPEED CONFIGURATION | ||||
|
Speed |
JP6 |
JP9 |
JP10 |
JP33 |
|
75MHz |
Open |
Open |
Open |
Open |
|
90MHz |
Closed |
Closed |
Open |
Open |
|
100MHz |
Closed |
Open |
Open |
Open |
|
CPUCLK CONFIGURATION | ||
|
Setting |
JP5 |
U22 |
|
MCLK2 selected as ECLK |
pins 1 & 2 closed |
Not Installed |
|
U22 selected as ECLK |
pins 2 & 3 closed |
Installed |
|
LCLK CONFIGURATION | ||
|
Setting |
JP13 |
JP14 |
|
LCLK/2 |
Open |
Open |
|
LCLK/3 |
Closed |
Open |
|
LCLK/4 |
Open |
Closed |
|
LCLK/5 |
Closed |
Closed |
|
VESA WAIT STATE CONFIGURATION | |
|
Wait states |
JP23 |
|
0 wait states |
Open |
|
1 wait state |
Closed |
|
BUS SPEED CONFIGURATION | |
|
CPU speed |
JP22 |
|
<=33MHz |
Open |
|
>33MHz |
Closed |