ASUS COMPUTER INTERNATIONAL
PCI/I-486SP3
|
Processor |
80486SX/80487SX/80486DX/ODP486SX/80486DX2/Pentium Overdrive |
|
Processor Speed |
25/33/50(internal)/66(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 local bus slots (3), floppy drive interface, IDE interface, parallel port, SCSI interface, serial ports (2) |
|
NPU Options |
None |
|
CONNECTIONS |
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|
Purpose |
Location |
Purpose |
Location |
|
Power LED & keylock |
CON1 |
IDE interface LED |
J22 |
|
Speaker |
CON2 |
32-bit PCI bus slot |
PCI1 |
|
Turbo LED |
CON3 |
32-bit PCI bus slot |
PCI2 |
|
Reset switch |
CON4 |
32-bit PCI bus slot |
PCI3 |
|
Turbo switch |
CON5 |
Serial port 1 |
S1 |
|
Floppy drive interface |
FDD |
Serial port 2 |
S2 |
|
IDE interface |
IDE |
Parallel port |
S3 |
|
SCSI interface LED |
J7 |
SCSI interface |
SCSI |
|
USER CONFIGURABLE SETTINGS |
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|
Function |
Jumper |
Position |
|
|
|
BIOS ROM select (2) 27512 |
J6 |
pins 2 & 3 closed |
|
|
BIOS ROM select (1) 271000 |
J6 |
pins 1 & 2 closed |
|
|
IDE I/O Channel Ready disabled |
J16 |
Open |
|
|
IDE I/O Channel Ready enabled |
J16 |
Closed |
|
|
Factory configured - do not alter |
J23 |
Closed |
|
|
Factory configured - do not alter |
J24 |
Closed |
|
|
Secondary cache speed 0 wait states |
J33 |
pins 1 & 2 closed |
|
|
Secondary cache speed 1 wait state |
J33 |
pins 2 & 3 closed |
|
|
Factory configured - do not alter |
J34 |
pins 2 & 3 closed |
|
|
Factory configured - do not alter |
J35 |
pins 1 & 2 closed |
|
|
Secondary cache enabled |
J36 |
pins 1 & 2 closed |
|
|
Secondary cache disabled |
J36 |
pins 2 & 3 closed |
|
|
Factory configured - do not alter |
J47 |
pins 2 & 3 closed |
|
|
BIOS type select EPROM |
J48 |
pins 2 & 3 closed |
|
|
BIOS type select Flash BIOS |
J48 |
pins 1 & 2 closed |
|
|
Onboard SCSI interface enabled |
J51 |
Open |
|
|
Onboard SCSI interface disabled |
J51 |
Closed |
|
|
Floppy, IDE, Parallel, and Serial ports enabled |
JSMC |
pins 1 & 2 closed |
|
|
Floppy, IDE, Parallel, and Serial ports disabled |
JSMC |
pins 2 & 3 closed |
|
ONBOARD SCSI INTERFACE CONFIGURATION |
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|
Onboard SCSI |
J17 |
J18 |
|
Present (PCI2 is slave) |
Open |
Open |
|
Absent (PCI2 is master) |
Closed |
Closed |
|
INTERRUPT IRQ5 CONFIGURATION |
|
|
Bus |
J3 |
|
ISA |
pins 1 & 2 closed |
|
PCI (INT A) |
pins 2 & 3 closed |
|
INTERRUPT IRQ9 CONFIGURATION |
|
|
Bus/Device |
J1 & J2 |
|
ISA |
J1/pin 1 & J2/pin 1 closed |
|
PCI (INT D) |
J1/pin 3 & J2/pin 3 closed |
|
SCSI |
J1/pin 2 & J2/pin 2 closed |
|
INTERRUPT IRQ11 CONFIGURATION |
|
|
Bus |
J4 |
|
ISA |
pins 1 & 2 closed |
|
PCI (INT B) |
pins 2 & 3 closed |
|
Note: The PCI bus can have only one IRQ on INT B (i.e. you can use IRQ11 or IRQ14 but not both). |
|
|
INTERRUPT IRQ14 CONFIGURATION |
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|
Bus |
J49 |
J50 |
|
ISA |
pins 2 & 3 closed |
open |
|
PCI (INT A) |
pins 1 & 2 closed |
open |
|
PCI (INT B) |
open |
closed |
|
Note: The PCI bus can have only one IRQ on INT B (i.e. you can use IRQ11 or IRQ14 but not both). The PCI bus can have only one IRQ on INT A (i.e. you can use IRQ5 or IRQ14 but not both). The PCI bus can have only one IRQ on INT B (i.e. you can use IRQ11 or IRQ14 but not both). |
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|
INTERRUPT IRQ15 CONFIGURATION |
|
|
Bus |
J5 |
|
ISA |
pins 1 & 2 closed |
|
PCI (INT C) |
pins 2 & 3 closed |
|
CACHE CONFIGURATION |
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|
Size |
Bank 0 |
Bank 1 |
TAG |
|
128KB |
(4) 32K x 8 |
NONE |
(1) 8K x 8 |
|
256KB |
(4) 32K x 8 |
(4) 32K x 8 |
(1) 32K x 8 |
|
512KB |
(4) 128K x 8 |
NONE |
(1) 32K x 8 |
|
CACHE JUMPER CONFIGURATION |
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|
Size |
J25 |
J26 |
J37 |
J38 |
|
128KB |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
256KB |
pins 2 & 3 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
512KB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
Note:Pins designated should be in the closed position. |
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|
CPU TYPE CONFIGURATION |
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|
CPU |
Socket |
CP1 |
CP2 |
CP3 |
J43 |
|
80486SX |
PGA |
pins 2 & 3 |
pins 1 & 2 |
Open |
Closed |
|
80486SX |
PQFP |
1 & 2 and 3 & 4 |
pins 2 & 3 |
pins 2 & 3 |
Closed |
|
80487SX |
PGA |
1 & 2 and 3 & 4 |
pins 2 & 3 |
pins 2 & 3 |
Closed |
|
80486DX |
PGA |
1 & 2 and 3 & 4 |
pins 1 & 2 |
pins 1 & 2 |
Closed |
|
ODP486SX |
PGA |
1 & 2 and 3 & 4 |
pins 2 & 3 |
pins 2 & 3 |
Closed |
|
80486DX2 |
PGA |
1 & 2 and 3 & 4 |
pins 1 & 2 |
pins 1 & 2 |
Closed |
|
Pentium Overdrive |
PGA |
1 & 2 and 3 & 4 |
pins 2 & 3 |
pins 2 & 3 |
Open |
|
Note:Pins designated should be in the closed position. |
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|
CPU SPEED CONFIGURATION |
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|
Speed |
CS1 |
J31 |
J32 |
|
25MHz |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
33MHz |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
50i MHz |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
66i MHz |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
DRAM CONFIGURATION |
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|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
2MB |
(1) 256K x 36 |
(1) 256K x 36 |
NONE |
NONE |
|
4MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
|
4MB |
(1) 512K x 36 |
(1) 512K x 36 |
NONE |
NONE |
|
6MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 512K x 36 |
(1) 512K x 36 |
|
6MB |
(1) 512K x 36 |
(1) 512K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
|
8MB |
(1) 512K x 36 |
(1) 512K x 36 |
(1) 512K x 36 |
(1) 512K x 36 |
|
8MB |
(1) 1M x 36 |
(1) 1M x 36 |
NONE |
NONE |
|
10MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
10MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
|
12MB |
(1) 512K x 36 |
(1) 512K x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
12MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 512K x 36 |
(1) 512K 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 |
|
18MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
|
18MB |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
|
20MB |
(1) 512K x 36 |
(1) 512K x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
|
20MB |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 512K x 36 |
(1) 512K x 36 |
|
24MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
|
24MB |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
32MB |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
|
32MB |
(1) 4M x 36 |
(1) 4M x 36 |
NONE |
NONE |
|
34MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
34MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
|
36MB |
(1) 512K x 36 |
(1) 512K x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
36MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 512K x 36 |
(1) 512K x 36 |
|
40MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
40MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
48MB |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
48MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
|
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 |
|
66MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
|
66MB |
(1) 8M x 36 |
(1) 8M x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
|
68MB |
(1) 512K x 36 |
(1) 512K x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
|
68MB |
(1) 8M x 36 |
(1) 8M x 36 |
(1) 512K x 36 |
(1) 512K x 36 |
|
72MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
|
72MB |
(1) 8M x 36 |
(1) 8M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
80MB |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
|
80MB |
(1) 8M x 36 |
(1) 8M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
|
96MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
|
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 |