ASUS COMPUTER INTERNATIONAL
P5A-B (REV. 1.03)
Device Type |
Mainboard |
Processor |
CX 6X86L/IBM 6X86L/CX 686MX/IBM 6X86MX/CX MII/IBM MII/ AM K5/AM K6/Pentium/Pentium MMX |
Processor Speed |
75/90/100/120/133/150/166/200/233/266/300/333/350MHz |
Chip Set |
ALI Aladdin V |
Maximum Onboard Memory |
768MB (SDRAM supported) |
Audio Chip Set |
C-media |
Cache |
512/1024KB |
BIOS |
Unidentified |
Dimensions |
305mm x 244mm |
I/O Options |
32-bit PCI slots (3), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connector, ATX power connector, AGP slot, audio in CD-ROMs (2), wake on LAN connector, audio connector |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
AGP slot |
AGP |
Audio in CD-ROM |
C9 |
ATX power connector |
ATX |
Auxiliary in connector |
C10 |
Turbo LED |
C1/pins 2 & 3 |
SMBus connector |
C11 |
Soft off power supply |
C1/pins 6 & 7 |
Chassis intrusion connector |
C12 |
Reset switch |
C1/pins 9 & 10 |
Wake on LAN connector |
C13 |
Power LED & keylock |
C1/pins 11 15 |
Power fan |
C14 |
Speaker |
C1/pins 17 - 20 |
Serial port 1 |
CN1 |
IR connector |
C2 |
Serial port 2 |
CN2 |
IDE interface LED |
C3 |
Parallel port |
CN3 |
Digital audio connector |
C4 |
Floppy drive interface |
CN4 |
Chassis fan power |
C5 |
IDE interface 2 |
CN5 |
Audio connector |
C6 |
IDE interface 1 |
CN6 |
Audio in CD-ROM |
C7 |
PS/2 mouse, USB, IR interface |
CN7 |
CPU fan power |
C8 |
32-bit PCI slots |
PC1 PC3 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
|
CMOS memory normal operation |
RTC |
Open |
CMOS memory clear |
RTC |
Closed |
DIMM CONFIGURATION | |||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
8MB |
(1) 1M x 64 |
None |
None |
16MB |
(1) 1M x 64 |
(1) 1M x 64 |
None |
16MB |
(1) 2M x 64 |
None |
None |
24MB |
(1) 1M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
32MB |
(1) 2M x 64 |
(1) 2M x 64 |
None |
32MB |
(1) 4M x 64 |
None |
None |
48MB |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
64MB |
(1) 4M x 64 |
(1) 4M x 64 |
None |
64MB |
(1) 8M x 64 |
None |
None |
96MB |
(1) 4M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
128MB |
(1) 8M x 64 |
(1) 8M x 64 |
None |
128MB |
(1) 16M x 64 |
None |
None |
164MB |
(1) 16M x 64 |
(1) 1M x 64 |
None |
144MB |
(1) 16M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
144MB |
(1) 16M x 64 |
(1) 2M x 64 |
None |
160MB |
(1) 16M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
160MB |
(1) 16M x 64 |
(1) 4M x 64 |
None |
DIMM CONFIGURATION (CONT) | |||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
192MB |
(1) 16M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
192MB |
(1) 16M x 64 |
(1) 8M x 64 |
None |
192MB |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
256MB |
(1) 16M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
256MB |
(1) 16M x 64 |
(1) 16M x 64 |
None |
256MB |
(1) 32M x 64 |
None |
None |
264MB |
(1) 32M x 64 |
(1) 1M x 64 |
None |
272MB |
(1) 32M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
272MB |
(1) 32M x 64 |
(1) 2M x 64 |
None |
288MB |
(1) 32M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
288MB |
(1) 32M x 64 |
(1) 4M x 64 |
None |
320MB |
(1) 32M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
320MB |
(1) 32M x 64 |
(1) 8M x 64 |
None |
384MB |
(1) 32M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
384MB |
(1) 32M x 64 |
(1) 16M x 64 |
None |
384MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
512MB |
(1) 32M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
512MB |
(1) 32M x 64 |
(1) 32M x 64 |
None |
768MB |
(1) 32M x 64 |
(1) 32M x 64 |
(1) 32M x 64 |
Note: Board accepts SDRAM memory. |
DIMM/AGP VOLTAGE CONFIGURATION | |||
Voltage |
VIO0 |
VIO1 | |
3.5v |
Open |
Pins 1 & 2 closed | |
3.6v |
Open |
Pins 2 & 3 closed | |
3.8v |
Pins 1 & 2 closed |
Open | |
4.0v |
Pins 2 & 3 closed |
Open |
CACHE CONFIGURATION | |
Size |
Bank 0 |
512KB |
(1) 64K x 64 |
1MB |
(1) 128K x 64 |
CPU SPEED SELECTION (CX 6X86L) | |||||
CPU speed |
Clock speed |
Multiplier |
BF0 |
BF1 |
BF2 |
166MHz |
66MHz |
2x |
2 & 3 |
1 & 2 |
Open |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (CX 6X86L, CONT) | ||||||
CPU speed |
Clock speed |
Multiplier |
FS0 |
FS1 |
FS2 |
FS3 |
166MHz |
66MHz |
2x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (IBM 6X86L) | |||||
CPU speed |
Clock speed |
Multiplier |
BF0 |
BF1 |
BF2 |
166MHz |
66MHz |
2x |
2 & 3 |
1 & 2 |
Open |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (IBM 6X86L, CONT) | ||||||
CPU speed |
Clock speed |
Multiplier |
FS0 |
FS1 |
FS2 |
FS3 |
166MHz |
66MHz |
2x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (CX 6X86MX) | |||||
CPU speed |
Clock speed |
Multiplier |
BF0 |
BF1 |
BF2 |
166MHz |
60MHz |
2.5x |
2 & 3 |
2 & 3 |
Open |
200MHz |
66MHz |
2.5x |
2 & 3 |
2 & 3 |
Open |
233MHz |
66MHz |
3x |
1 & 2 |
2 & 3 |
Open |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (CX 6X86MX, CONT) | ||||||
CPU speed |
Clock speed |
Multiplier |
FS0 |
FS1 |
FS2 |
FS3 |
166MHz |
60MHz |
2.5x |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
200MHz |
66MHz |
2.5x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
233MHz |
66MHz |
3x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (IBM 6X86MX) | |||||
CPU speed |
Clock speed |
Multiplier |
BF0 |
BF1 |
BF2 |
166MHz |
60MHz |
2.5x |
2 & 3 |
2 & 3 |
Open |
200MHz |
66MHz |
2.5x |
2 & 3 |
2 & 3 |
Open |
233MHz |
66MHz |
3x |
1 & 2 |
2 & 3 |
Open |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (IBM 6X86MX, CONT) | ||||||
CPU speed |
Clock speed |
Multiplier |
FS0 |
FS1 |
FS2 |
FS3 |
166MHz |
60MHz |
2.5x |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
200MHz |
66MHz |
2.5x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
233MHz |
66MHz |
3x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (CX MII) | |||||
CPU speed |
Clock speed |
Multiplier |
BF0 |
BF1 |
BF2 |
300MHz |
66MHz |
3.5x |
1 & 2 |
1 & 2 |
Open |
300MHz |
75MHz |
3x |
1 & 2 |
2 & 3 |
Open |
333MHz |
83MHz |
3x |
1 & 2 |
2 & 3 |
Open |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (CX MII, CONT) | ||||||
CPU speed |
Clock speed |
Multiplier |
FS0 |
FS1 |
FS2 |
FS3 |
300MHz |
66MHz |
3.5x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
300MHz |
75MHz |
3x |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
333MHz |
83MHz |
3x |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (IBM MII) | |||||
CPU speed |
Clock speed |
Multiplier |
BF0 |
BF1 |
BF2 |
300MHz |
66MHz |
3.5x |
1 & 2 |
1 & 2 |
Open |
300MHz |
75MHz |
3x |
1 & 2 |
2 & 3 |
Open |
333MHz |
83MHz |
3x |
1 & 2 |
2 & 3 |
Open |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (IBM MII, CONT) | ||||||
CPU speed |
Clock speed |
Multiplier |
FS0 |
FS1 |
FS2 |
FS3 |
300MHz |
66MHz |
3.5x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
300MHz |
75MHz |
3x |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
333MHz |
83MHz |
3x |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (AM K5) | |||||
CPU speed |
Clock speed |
Multiplier |
BF0 |
BF1 |
BF2 |
90MHz |
60MHz |
1.5x |
1 & 2 |
1 & 2 |
Open |
100MHz |
66MHz |
1.5x |
1 & 2 |
1 & 2 |
Open |
120MHz |
60MHz |
1.5x |
1 & 2 |
1 & 2 |
Open |
133MHz |
66MHz |
1.5x |
1 & 2 |
1 & 2 |
Open |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (AM K5, CONT) | ||||||
CPU speed |
Clock speed |
Multiplier |
FS0 |
FS1 |
FS2 |
FS3 |
90MHz |
60MHz |
1.5x |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
100MHz |
66MHz |
1.5x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
120MHz |
60MHz |
1.5x |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
133MHz |
66MHz |
1.5x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (AM K6) | |||||
CPU speed |
Clock speed |
Multiplier |
BF0 |
BF1 |
BF2 |
166MHz |
66MHz |
2.5x |
2 & 3 |
2 & 3 |
Open |
200MHz |
66MHz |
3x |
1 & 2 |
2 & 3 |
Open |
233MHz |
66MHz |
3.5x |
1 & 2 |
1 & 2 |
Open |
266MHz |
66MHz |
4x |
2 & 3 |
1 & 2 |
2 & 3 |
300MHz |
66MHz |
4.5x |
2 & 3 |
2 & 3 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (AM K6, CONT) | ||||||
CPU speed |
Clock speed |
Multiplier |
FS0 |
FS1 |
FS2 |
FS3 |
166MHz |
66MHz |
2.5x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
200MHz |
66MHz |
3x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
233MHz |
66MHz |
3.5x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
266MHz |
66MHz |
4x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
300MHz |
66MHz |
4.5x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (AM K6-2) | |||||
CPU speed |
Clock speed |
Multiplier |
BF0 |
BF1 |
BF2 |
266MHz |
66MHz |
4x |
2 & 3 |
1 & 2 |
2 & 3 |
300MHz |
100MHz |
3x |
1 & 2 |
2 & 3 |
Open |
333MHz |
95MHz |
3.5x |
1 & 2 |
1 & 2 |
Open |
350MHz |
100MHz |
3.5x |
1 & 2 |
1 & 2 |
Open |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (AM K6-2, CONT) | ||||||
CPU speed |
Clock speed |
Multiplier |
FS0 |
FS1 |
FS2 |
FS3 |
266MHz |
66MHz |
4x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
300MHz |
100MHz |
3x |
1 & 2 |
1 & 2 |
1 & 2 |
2 & 3 |
333MHz |
95MHz |
3.5x |
2 & 3 |
1 & 2 |
1 & 2 |
2 & 3 |
350MHz |
100MHz |
3.5x |
1 & 2 |
1 & 2 |
1 & 2 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (INTEL) | |||||
CPU speed |
Clock speed |
Multiplier |
BF0 |
BF1 |
BF2 |
90MHz |
60MHz |
1.5x |
1 & 2 |
1 & 2 |
Open |
100MHz |
66MHz |
1.5x |
1 & 2 |
1 & 2 |
Open |
120MHz |
60MHz |
2x |
2 & 3 |
1 & 2 |
Open |
133MHz |
66MHz |
2x |
2 & 3 |
1 & 2 |
Open |
150MHz |
60MHz |
2.5x |
2 & 3 |
2 & 3 |
Open |
166MHz |
66MHz |
2.5x |
2 & 3 |
2 & 3 |
Open |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (INTEL, CONT) | ||||||
CPU speed |
Clock speed |
Multiplier |
FS0 |
FS1 |
FS2 |
FS3 |
90MHz |
60MHz |
1.5x |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
100MHz |
66MHz |
1.5x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
120MHz |
60MHz |
2x |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
133MHz |
66MHz |
2x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
150MHz |
60MHz |
2.5x |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
166MHz |
66MHz |
2.5x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (INTEL MMX) | |||||
CPU speed |
Clock speed |
Multiplier |
BF0 |
BF1 |
BF2 |
166MHz |
66MHz |
2.5x |
2 & 3 |
2 & 3 |
Open |
200MHz |
66MHz |
3x |
1 & 2 |
2 & 3 |
Open |
233MHz |
66MHz |
3.5x |
1 & 2 |
1 & 2 |
Open |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (INTEL MMX, CONT) | ||||||
CPU speed |
Clock speed |
Multiplier |
FS0 |
FS1 |
FS2 |
FS3 |
166MHz |
66MHz |
2.5x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
200MHz |
66MHz |
3x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
233MHz |
66MHz |
3.5x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU VOLTAGE SELECTION (SINGLE) | ||||
Voltage |
VID0 |
VID1 |
VID2 |
VID3 |
3.4v |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
3.5v |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
CPU VOLTAGE SELECTION (DUAL) | ||||
Voltage |
VID0 |
VID1 |
VID2 |
VID3 |
2.2v |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
2.8v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
2.9v |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
3.2v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
Pins 2 & 3 closed |