ASUS COMPUTER INTERNATIONAL
P2B-F (REV. 1.00)
|
Device Type |
Mainboard |
|
Processor |
Pentium II |
|
Processor Speed |
233/266/300/333/350/400/450MHz |
|
Chip Set |
Intel 440BX |
|
Maximum Onboard Memory |
1GB (SDRAM & PC100 supported) |
|
Cache |
256/512KB (located on Pentium II CPU) |
|
BIOS |
Unidentified |
|
Dimensions |
305mm x 244mm |
|
I/O Options (backplane) |
32-bit PCI slots (5), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector, AGP slot, SB-link connector, wake on LAN connector |
|
CONNECTIONS |
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|
Purpose |
Location |
Purpose |
Location |
|
AGP slot |
AGP |
Wake on LAN connector |
C9 |
|
ATX power connector |
ATX |
Chassis intrusion connector |
C10 |
|
Turbo LED |
C1/pins 2 & 3 |
CPU thermal sensor |
C11 |
|
Green PC connector |
C1/pins 4 & 5 |
Power supply thermal sensor |
C12 |
|
Soft off power supply |
C1/pins 6 & 7 |
Parallel port |
CN1 |
|
Reset switch |
C1/pins 9 & 10 |
Serial port 2 |
CN2 |
|
Power LED & keylock |
C1/pins 11 - 15 |
Serial port 1 |
CN3 |
|
Speaker |
C1/pins 17 - 20 |
USB connector 1 |
CN4 |
|
IR connector |
C2 |
USB connector 2 |
CN5 |
|
IDE interface LED |
C3 |
PS/2 mouse port |
CN6 |
|
Chassis fan power |
C4 |
Floppy drive interface |
CN7 |
|
SMB connector |
C5 |
IDE interface 2 |
CN8 |
|
CPU fan power |
C6 |
IDE interface 1 |
CN9 |
|
Power fan power |
C7 |
32-bit PCI slots |
PC1 - PC5 |
|
SB-link connector |
C8 |
|
|
|
USER CONFIGURABLE SETTINGS |
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|
Function |
Label |
Position |
|
|
|
AGP bus frequency select 2/3 CPU bus frequency |
AGP1 |
Pins 1 & 2 closed |
|
|
AGP bus frequency select = CPU bus frequency |
AGP1 |
Pins 2 & 3 closed |
|
» |
Keyboard power up disabled |
KBP |
Pins 1 & 2 closed |
|
|
Keyboard power up enabled |
KBP |
Pins 2 & 3 closed |
|
» |
CMOS memory normal operation |
RTC |
Open |
|
|
CMOS memory clear |
RTC |
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 |
|
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 |
|
DIMM CONFIGURATION (CON'T) |
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|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
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 & PC100 memory. |
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|
CACHE CONFIGURATION |
|
Note: 256KB/512KB cache is located on the Pentium II CPU. |
|
CPU SPEED SELECTION |
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|
CPU speed |
Clock speed |
Multiplier |
BF0 |
BF1 |
BF2 |
BF3 |
|
233MHz |
66MHz |
3.5x |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
|
266MHz |
66MHz |
4x |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
|
300MHz |
66MHz |
4.5x |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
|
333MHz |
66MHz |
5x |
2 & 3 |
1 & 2 |
1 & 2 |
2 & 3 |
|
350MHz |
100MHz |
3.5x |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
|
400MHz |
100MHz |
4x |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
|
450MHz |
100MHz |
4.5x |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
|
Note: Pins designated should be in the closed position. |
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|
CPU SPEED SELECTION (CON'T) |
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|
CPU speed |
Clock speed |
Multiplier |
FS0 |
FS1 |
FS2 |
FS3 |
|
233MHz |
66MHz |
3.5x |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
|
266MHz |
66MHz |
4x |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
|
300MHz |
66MHz |
4.5x |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
|
333MHz |
66MHz |
5x |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
|
350MHz |
100MHz |
3.5x |
1 & 2 |
1 & 2 |
1 & 2 |
2 & 3 |
|
400MHz |
100MHz |
4x |
1 & 2 |
1 & 2 |
1 & 2 |
2 & 3 |
|
450MHz |
100MHz |
4.5x |
1 & 2 |
1 & 2 |
1 & 2 |
2 & 3 |
|
Note: Pins designated should be in the closed position. |
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