ASUS COMPUTER INTERNATIONAL
PVI-486AP4
|
Processor |
CX486S/80486SX/80487SX/80486SX2/CX486DX/80486DX/ODP486SX/ CX486DX2/CX486DX2-V/80486DX2/80486DX4/Pentium Overdrive |
|
Processor Speed |
25/33/50(internal)/66(internal)/75(internal)/100(internal)MHz |
|
Chip Set |
Intel |
|
Max. Onboard DRAM |
128MB |
|
Cache |
128/256/512KB |
|
BIOS |
Award |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
32-bit PCI bus slots (4), 32-bit VESA local bus slot, green PC feature, IDE interface, PS/2 mouse connector |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
PS/2 mouse connector |
J1 |
Speaker |
J7 |
|
IDE interface |
J2 |
Power LED & keylock |
J8 |
|
Green PC connector |
J3 |
IDE interface LED |
JP40 |
|
Turbo switch |
J4 |
32-bit PCI slots |
PC1 - PC4 |
|
Turbo LED |
J5 |
32-bit VESA Local bus slots |
SL1 |
|
Reset switch |
J6 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
|
Monitor type select monochrome/VGA |
JP1 |
pins 1 & 2 closed |
|
Monitor type select CGA |
JP1 |
pins 2 & 3 closed | |
|
|
Flash BIOS voltage select 5 volt |
JP12 |
pins 2 & 3 closed |
|
Flash BIOS voltage select 12 volt |
JP12 |
pins 1 & 2 closed | |
|
|
Flash BIOS write protect enabled |
JP13 |
pins 1 & 2 closed |
|
Flash BIOS write protect disabled |
JP13 |
pins 2 & 3 closed | |
|
|
Cache type select write through |
JP17 |
Open |
|
Cache type select write back |
JP17 |
pins 1 & 2 closed | |
|
|
On board mouse enabled |
JP28 |
pins 2 & 3 closed |
|
On board mouse disabled |
JP28 |
pins 1 & 2 closed | |
|
|
IDE controller IRQ select IRQ14 |
JP29 |
pins 1 & 2 closed |
|
IDE controller IRQ select IRQ15 |
JP29 |
pins 2 & 3 closed | |
|
DRAM CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
2MB |
(1) 512K x 36 |
NONE |
NONE |
NONE |
|
4MB |
(1) 512K x 36 |
(1) 512K x 36 |
NONE |
NONE |
|
4MB |
(1) 1M x 36 |
NONE |
NONE |
NONE |
|
6MB |
(1) 1M x 36 |
NONE |
(1) 512K x 36 |
NONE |
|
8MB |
(1) 1M x 36 |
(1) 1M x 36 |
NONE |
NONE |
|
8MB |
(1) 2M x 36 |
NONE |
NONE |
NONE |
|
12MB |
(1) 512K x 36 |
(1) 512K x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
16MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
16MB |
(1) 2M x 36 |
(1) 2M x 36 |
NONE |
NONE |
|
16MB |
(1) 4M x 36 |
NONE |
NONE |
NONE |
|
24MB |
(1) 4M x 36 |
NONE |
(1) 2M x 36 |
NONE |
|
32MB |
(1) 4M x 36 |
(1) 4M x 36 |
NONE |
NONE |
|
32MB |
(1) 8M x 36 |
NONE |
NONE |
NONE |
|
48MB |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
48MB |
(1) 8M x 36 |
NONE |
(1) 4M x 36 |
NONE |
|
64MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
64MB |
(1) 8M x 36 |
(1) 8M x 36 |
NONE |
NONE |
|
96MB |
(1) 8M x 36 |
(1) 8M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
128MB |
(1) 8M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
|
CACHE CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
TAG |
|
128KB |
(4) 32K x 8 |
NONE |
(2) 8K x 8 |
|
256KB |
(4) 32K x 8 |
(4) 32K x 8 |
(2) 32K x 8 |
|
256KB |
(4) 64K x 8 |
NONE |
(2) 32K x 8 |
|
512KB |
(4) 64K x 8 |
(4) 64K x 8 |
(2) 32K x 8 |
|
512KB |
(4) 128K x 8 |
NONE |
(2) 32K x 8 |
|
CACHE JUMPER CONFIGURATION | ||
|
Size |
JP20 |
JP21 |
|
128KB |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
256KB |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
256KB |
pins 1 & 2 closed |
pins 1 & 2, 3 & 4 closed |
|
512KB |
pins 2 & 3 closed |
pins 2 & 3, 4 & 5 closed |
|
512KB |
pins 2 & 3 closed |
pins 1 & 2, 3 & 4 closed |
|
CPU TYPE CONFIGURATION | ||
|
Type |
JP18 |
JP19 |
|
CX486S |
pins 2 & 3, 4 & 5 closed |
pins 1 & 2, 4 & 5 closed |
|
AMD486SX/SX2 |
pins 1 & 2, 4 & 5 closed |
pins 4 & 5 closed |
|
80486SX/SX2 |
pins 1 & 2, 4 & 5 closed |
pins 1 & 2, 4 & 5 closed |
|
80487SX |
pins 1 & 2, 4 & 5 closed |
pins 1 & 2, 3 & 4 closed |
|
SL 80486SX/SX2 |
pins 2 & 3, 4 & 5 closed |
pins 1 & 2, 4 & 5 closed |
|
CX486DX/DX2/DX2-V |
pins 1 & 2, 4 & 5 closed |
pins 1 & 2, 3 & 4 closed |
|
AMD486DX/DX2 |
pins 1 & 2, 4 & 5 closed |
pins 3 & 4 closed |
|
80486DX/DX2 |
pins 1 & 2, 4 & 5 closed |
pins 1 & 2, 3 & 4 closed |
|
SL 80486DX/DX2 |
pins 2 & 3, 4 & 5 closed |
pins 1 & 2, 3 & 4 closed |
|
80486DX4 |
pins 2 & 3, 4 & 5 closed |
pins 1 & 2, 3 & 4 closed |
|
Overdrive |
pins 1 & 2, 4 & 5 closed |
pins 1 & 2, 3 & 4 closed |
|
SL Overdrive |
pins 2 & 3, 4 & 5 closed |
pins 1 & 2, 3 & 4 closed |
|
Pentium Overdrive |
pins 2 & 3, 5 & 6 closed |
pins 1 & 2, 3 & 4 closed |
|
CPU SPEED CONFIGURATION | ||
|
Speed |
JP25 |
JP26 |
|
25MHz |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
33MHz |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
50iMHz |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
66iMHz |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
75iMHz |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
100iMHz |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
CPU CLOCK SPEED CONFIGURATION (80846DX4) | |
|
Speed |
JP17 |
|
2x |
pins 4 & 5 closed |
|
2.5x |
pins 3 & 4 closed |
|
3x |
Open |
|
Note: The use of JP17 depends on which CPU is installed. The above setting is used only if a DX4 is installed. Otherwise, use JP17 setting located in the user configurable table. | |
|
BUS SPEED CONFIGURATION | |
|
CPU speed |
JP22 |
|
<=33MHz |
pins 1 & 2 closed |
|
> 33MHz |
pins 2 & 3 closed |
|
CPU VOLTAGE CONFIGURATION | ||
|
Voltage |
JP30 |
JP31 |
|
3.3 volt (Intel 80486DX4) |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
3.6 volt (Cyrix DX2-V) |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
VESA WAIT STATE CONFIGURATION | |
|
Wait states |
JP23 |
|
0 wait states |
pins 1 & 2 closed |
|
1 wait state |
pins 2 & 3 closed |
|
PCI INTERRUPT CONFIGURATION (IRQ5) | ||
|
PCI slot |
JP2 |
JP11 |
|
Default |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
PC1 |
pins 1 & 2 closed |
N/A |
|
PC2 |
pins 3 & 4 closed |
N/A |
|
PC3 |
N/A |
pins 1 & 2 closed |
|
PC4 |
N/A |
pins 3 & 4 closed |
|
PCI INTERRUPT CONFIGURATION (IRQ9) | ||
|
PCI slot |
JP3 |
JP10 |
|
Default |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
PC1 |
pins 1 & 2 closed |
N/A |
|
PC2 |
pins 3 & 4 closed |
N/A |
|
PC3 |
N/A |
pins 1 & 2 closed |
|
PC4 |
N/A |
pins 3 & 4 closed |
|
PCI INTERRUPT CONFIGURATION (IRQ11) | ||
|
PCI slot |
JP4 |
JP9 |
|
Default |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
PC1 |
pins 1 & 2 closed |
N/A |
|
PC2 |
pins 3 & 4 closed |
N/A |
|
PC3 |
N/A |
pins 1 & 2 closed |
|
PC4 |
N/A |
pins 3 & 4 closed |
|
PCI INTERRUPT CONFIGURATION (IRQ14) | ||
|
PCI slot |
JP5 |
JP8 |
|
Default |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
PC1 |
pins 1 & 2 closed |
N/A |
|
PC2 |
pins 3 & 4 closed |
N/A |
|
PC3 |
N/A |
pins 1 & 2 closed |
|
PC4 |
N/A |
pins 3 & 4 closed |
|
PCI INTERRUPT CONFIGURATION (IRQ15) | ||
|
PCI slot |
JP6 |
JP7 |
|
Default |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
PC1 |
pins 1 & 2 closed |
N/A |
|
PC2 |
pins 3 & 4 closed |
N/A |
|
PC3 |
N/A |
pins 1 & 2 closed |
|
PC4 |
N/A |
pins 3 & 4 closed |