ASUS COMPUTER INTERNATIONAL
P2B-D2 (REV. 1.02)
| Device Type | Mainboard |
| Processor | Pentium II |
| Processor Speed | 233/266/300/333/350/400/450MHz |
| Chip Set | Intel 440BX |
| Video Chip Set | S3 |
| Maximum Onboard Memory | 1GB (SDRAM and PC100 supported) |
| Maximum Video Memory | 2MB |
| Cache | 256/512KB (located on Pentium II CPU) |
| BIOS | Unidentified |
| Dimensions | 355mm x 304mm |
| I/O Options | 32-bit PCI slots (6), Ethernet 10BaseT connector, floppy drive interface, green PC connector, IDE interfaces (2), SCSI interface, SCSI-2 interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector, SB-link connector |
CONNECTIONS |
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| Purpose | Location |
Purpose | Location |
| ATX power connector | ATX |
Bus mouse port | CN3 |
| Turbo LED | C1/pins 2 & 3 |
32-bit external memory card | CN4 |
| Green PC connector | C1/pins 4 & 5 |
Line in | CN5 |
| Soft off power supply | C1/pins 6 & 7 |
Line out | CN6 |
| Reset switch | C1/pins 9 & 10 |
Microphone in | CN7 |
| Power LED & keylock | C1/pins 11 – 15 |
Wavetable connector | CN8 |
| Speaker | C1/pins 17 - 20 |
SCSI interface | CN9 |
| IR connector | C2 |
SCSI-2 interface | CN10 |
| IDE interface LED | C3 |
Ultra Wide SCSI interface | CN11 |
| SB-link connector | C4 |
Wide SCSI interface | CN12 |
| CPU fan power | C5 |
5v power | CN13 |
| Power fan power | C6 |
5v auxiliary power | CN14 |
| Chassis fan power | C7 |
CPU heat sensor connector | J1601 |
| External battery | C8 |
CPU heat sensor connector | J1602 |
| Chassis intrusion connector | C9 |
5v power | P1 |
| Speaker | CN1 |
3.3v power | P2 |
| Power LED & keylock | CN2 |
32-bit PCI slots | PC1 - PC6 |
USER CONFIGURABLE SETTINGS |
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Function |
Label |
Position |
|
| I960 bridge select bridge | 960 |
Pins 2 & 3 closed |
|
| I960 bridge select i20 | 960 |
Pins 1 & 2 closed |
|
| I960 memory type select single sided | DRAM |
Pins 1 & 2 closed |
|
| I960 memory type select double sided | DRAM |
Pins 2 & 3 closed |
|
» |
Chassis intrusion disabled | JP1601 |
Pins 2 & 3 closed |
| Chassis intrusion enabled | JP1601 |
Pins 1 & 2 closed |
|
» |
LAN enabled | LAN |
Pins 2 & 3 closed |
| LAN disabled | LAN |
Pins 1 & 2 closed |
|
» |
CMOS memory normal operation | RTC |
Open |
| CMOS memory clear | RTC |
Closed |
|
» |
SCSI enabled | SCSI |
Pins 2 & 3 closed |
| SCSI disabled | SCSI |
Pins 1 & 2 closed |
|
DIMM CONFIGURATION |
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Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
8MB |
(1) 1M x 64 |
None |
None |
None |
16MB |
(1) 2M x 64 |
None |
None |
None |
16MB |
(1) 1M x 64 |
(1) 1M x 64 |
None |
None |
24MB |
(1) 2M x 64 |
(1) 1M x 64 |
None |
None |
24MB |
(1) 1M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
None |
32MB |
(1) 4M x 64 |
None |
None |
None |
DIMM CONFIGURATION (CON’T) |
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Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
32MB |
(1) 2M x 64 |
(1) 2M x 64 |
None |
None |
32MB |
(1) 1M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
40MB |
(1) 4M x 64 |
(1) 1M x 64 |
None |
None |
48MB |
(1) 4M x 64 |
(1) 2M x 64 |
None |
None |
48MB |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
None |
64MB |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
64MB |
(1) 8M x 64 |
None |
None |
None |
64MB |
(1) 4M x 64 |
(1) 4M x 64 |
None |
None |
72MB |
(1) 8M x 64 |
(1) 1M x 64 |
None |
None |
80MB |
(1) 8M x 64 |
(1) 2M x 64 |
None |
None |
96MB |
(1) 8M x 64 |
(1) 4M x 64 |
None |
None |
96MB |
(1) 4M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
None |
128MB |
(1) 16M x 64 |
None |
None |
None |
128MB |
(1) 8M x 64 |
(1) 8M x 64 |
None |
None |
128MB |
(1) 4M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
136MB |
(1) 16M x 64 |
(1) 1M x 64 |
None |
None |
144MB |
(1) 16M x 64 |
(1) 2M x 64 |
None |
None |
176MB |
(1) 16M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
192MB |
(1) 16M x 64 |
(1) 8M x 64 |
None |
None |
192MB |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
None |
256MB |
(1) 32M x 64 |
None |
None |
None |
256MB |
(1) 16M x 64 |
(1) 16M x 64 |
None |
None |
256MB |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
272MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
280MB |
(1) 32M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
288MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
320MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
384MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
None |
448MB |
(1) 32M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
512MB |
(1) 32M x 64 |
(1) 32M x 64 |
None |
None |
512MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
640MB |
(1) 32M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
768MB |
(1) 32M x 64 |
(1) 32M x 64 |
(1) 32M x 64 |
None |
1024MB |
(1) 32M x 64 |
(1) 32M x 64 |
(1) 32M x 64 |
(1) 32M x 64 |
|
Note: Board accepts SDRAM memory. |
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I960 MEMORY CONFIGURATION |
||
Size |
Bank 0 |
Bank 1 |
8MB |
(2) 1M x 36 |
None |
16MB |
(2) 2M x 36 |
None |
16MB |
(2) 1M x 36 |
(2) 1M x 36 |
24MB |
(2) 2M x 36 |
(2) 1M x 36 |
I960 MEMORY CONFIGURATION (CON’T) |
||
Size |
Bank 0 |
Bank 1 |
32MB |
(2) 4M x 36 |
None |
32MB |
(2) 2M x 36 |
(2) 2M x 36 |
40MB |
(2) 4M x 36 |
(2) 1M x 36 |
48MB |
(2) 4M x 36 |
(2) 2M x 36 |
64MB |
(2) 8M x 36 |
None |
64MB |
(2) 4M x 36 |
(2) 4M x 36 |
72MB |
(2) 8M x 36 |
(2) 1M x 36 |
80MB |
(2) 8M x 36 |
(2) 2M x 36 |
96MB |
(2) 8M x 36 |
(2) 4M x 36 |
128MB |
(2) 8M x 36 |
(2) 8M x 36 |
128MB |
(2) 16M x 36 |
None |
136MB |
(2) 16M x 36 |
(2) 1M x 36 |
144MB |
(2) 16M x 36 |
(2) 2M x 36 |
160MB |
(2) 16M x 36 |
(2) 4M x 36 |
192MB |
(2) 16M x 36 |
(2) 8M x 36 |
256MB |
(2) 16M x 36 |
(2) 16M x 36 |
CACHE CONFIGURATION |
| Note: 256KB/512KB cache is located on the Pentium II CPU. |
VIDEO MEMORY CONFIGURATION |
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Size |
Bank 0 |
Bank 1 |
1MB |
(2) 256K x 16 |
None |
2MB |
(2) 256K x 16 |
(2) 256K x 16 |
CPU SPEED SELECTION |
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CPU speed |
Clock speed |
Multiplier |
FS0 |
FS1 |
FS2 |
233MHz |
66MHz |
3.5x |
1 & 2 |
1 & 2 |
2 & 3 |
266MHz |
66MHz |
4x |
1 & 2 |
1 & 2 |
2 & 3 |
300MHz |
66MHz |
4.5x |
1 & 2 |
1 & 2 |
2 & 3 |
333MHz |
66MHz |
5x |
1 & 2 |
1 & 2 |
2 & 3 |
350MHz |
100MHz |
3.5x |
1 & 2 |
1 & 2 |
1 & 2 |
400MHz |
100MHz |
4x |
1 & 2 |
1 & 2 |
1 & 2 |
450MHz |
100MHz |
4.5x |
1 & 2 |
1 & 2 |
1 & 2 |
| Note: Pins designated should be in the closed position. | |||||
CPU SPEED SELECTION (CON’T) |
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CPU speed |
Clock speed |
Multiplier |
BF0 |
BF1 |
BF2 |
BF3 |
233MHz |
66MHz |
3.5x |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
266MHz |
66MHz |
4x |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
300MHz |
66MHz |
4.5x |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
333MHz |
66MHz |
5x |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
350MHz |
100MHz |
3.5x |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
400MHz |
100MHz |
4x |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
450MHz |
100MHz |
4.5x |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
| Note: Pins designated should be in the closed position. | ||||||