ACER, INC.
ACERALTOS 9000 PRO (M9B), M9B
Device Type |
Mainboard |
Processor |
Pentium Pro |
Processor Speed |
200MHz |
Chip Set |
Intel 440FX |
Video Chip Set |
ATI |
Maximum Onboard Memory |
512MB (EDO supported) |
Maximum Video Memory |
2MB |
Cache |
256KB (located on Pentium Pro CPU) |
BIOS |
Acer |
Dimensions |
305mm x 244mm |
I/O Options |
32-bit PCI slots (5), green PC connector, floppy drive interface, IDE interface, SCSI interface, SCSI-2 interface, parallel port, PS/2 mouse port, serial ports (2), VGA port, CPU slot |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Parallel port |
C1 |
RDM connector |
CN6 |
VGA port |
C2 |
RDM connector |
CN7 |
PS/2 mouse port |
C3 |
Floppy drive interface |
CN8 |
Serial port 1 |
C4 |
Wide SCSI interface |
CN11 |
Serial port 2 |
C5 |
SCSI-2 interface |
CN12 |
Chassis fan power |
C6 |
LED board connector |
CN13 |
Chassis fan power |
C7 |
IDE interface LED |
CN14 |
Chassis fan power |
C8 |
Power LED & keylock |
CN15 |
3.3v power |
CN1 |
Speaker |
CN16 |
5v power |
CN2 |
32-bit PCI slots |
PC1 - PC5 |
Backplane status LED |
CN3 |
Green PC connector |
SW1 |
IDE interface |
CN5 |
CPU slot |
SL1 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
Password enabled |
JP1 |
Pins 1 & 2 closed | |
Password disabled |
JP1 |
Pins 2 & 3 closed | |
BIOS type select Acer |
JP2 |
Pins 1 & 2 closed | |
BIOS type select OEM |
JP2 |
Pins 2 & 3 closed | |
Termination enabled |
JP3 |
Pins 1 & 2 closed | |
Termination switchable through SCSI select utility |
JP3 |
Pins 2 & 3 closed | |
» |
SCSI select standard |
JP4 |
Pins 2 & 3 closed |
SCSI select wide |
JP4 |
Pins 1 & 2 closed | |
Front panel reset enabled |
JP5 |
Pins 1 & 2 closed | |
Front panel reset disabled |
JP5 |
Pins 2 & 3 closed | |
Buzzer enabled |
JP6 |
Pins 1 & 2 closed | |
External speaker enabled |
JP6 |
Pins 2 & 3 closed |
SIMM CONFIGURATION | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
32MB |
(2) 4M x 36 |
None |
None |
None |
32MB |
(2) 2M x 36 |
(2) 2M x 36 |
None |
None |
32MB |
(2) 1M x 36 |
(2) 1M x 36 |
(2) 1M x 36 |
(2) 1M x 36 |
48MB |
(2) 2M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
None |
64MB |
(2) 2M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
64MB |
(2) 8M x 36 |
None |
None |
None |
64MB |
(2) 4M x 36 |
(2) 4M x 36 |
None |
None |
72MB |
(2) 8M x 36 |
(2) 1M x 36 |
None |
None |
80MB |
(2) 8M x 36 |
(2) 2M x 36 |
None |
None |
96MB |
(2) 8M x 36 |
(2) 4M x 36 |
None |
None |
SIMM CONFIGURATION (CON'T) | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
96MB |
(2) 4M x 36 |
(2) 4M x 36 |
(2) 4M x 36 |
None |
128MB |
(2) 16M x 36 |
None |
None |
None |
128MB |
(2) 8M x 36 |
(2) 8M x 36 |
None |
None |
128MB |
(2) 4M x 36 |
(2) 4M x 36 |
(2) 4M x 36 |
(2) 4M x 36 |
136MB |
(2) 16M x 36 |
(2) 1M x 36 |
None |
None |
144MB |
(2) 16M x 36 |
(2) 2M x 36 |
None |
None |
160MB |
(2) 16M x 36 |
(2) 4M x 36 |
None |
None |
192MB |
(2) 16M x 36 |
(2) 8M x 36 |
None |
None |
192MB |
(2) 8M x 36 |
(2) 8M x 36 |
(2) 8M x 36 |
None |
224MB |
(2) 16M x 36 |
(2) 4M x 36 |
(2) 4M x 36 |
(2) 4M x 36 |
256MB |
(2) 16M x 36 |
(2) 16M x 36 |
None |
None |
256MB |
(2) 8M x 36 |
(2) 8M x 36 |
(2) 8M x 36 |
(2) 8M x 36 |
272MB |
(2) 16M x 36 |
(2) 16M x 36 |
(2) 1M x 36 |
(2) 1M x 36 |
288MB |
(2) 16M x 36 |
(2) 16M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
320MB |
(2) 16M x 36 |
(2) 16M x 36 |
(2) 4M x 36 |
(2) 4M x 36 |
384MB |
(2) 16M x 36 |
(2) 16M x 36 |
(2) 16M x 36 |
None |
512MB |
(2) 16M x 36 |
(2) 16M x 36 |
(2) 16M x 36 |
(2) 16M x 36 |
Note: Board accepts EDO memory. |
VIDEO MEMORY CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
1MB |
(2) 256K x 16 |
None |
2MB |
(2) 256K x 16 |
(2) 256K x 16 |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
CPU fan power |
C1 |
VRM connector |
VRM1 |
CPU fan power |
C2 |
VRM connector |
VRM2 |
CACHE CONFIGURATION |
Note: 512KB cache is located on the Pentium Pro CPU. |
CPU SPEED SELECTION | |||||||
CPU speed |
Clock speed |
Multiplier |
CN1/ pins 1 & 5 |
CN1/ pins 2 & 6 |
CN1/ Pins 3 & 7 |
CN1/ pins 4 & 8 |
J16 |
200MHz |
66MHz |
3x |
Closed |
Closed |
Open |
Closed |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU 1 VOLTAGE SELECTION | |||||
Voltage |
CN2/pins 1 & 5 |
CN2/pins 2 & 6 |
CN2/pins 3 & 7 |
CN2/pins 4 & 8 | |
2.1v |
Open |
Open |
Open |
Closed | |
2.2v |
Open |
Open |
Closed |
Open | |
2.3v |
Open |
Open |
Closed |
Closed | |
2.4v |
Open |
Closed |
Open |
Open | |
2.5v |
Open |
Closed |
Open |
Closed | |
2.6v |
Open |
Closed |
Closed |
Open | |
2.7v |
Open |
Closed |
Closed |
Closed | |
2.8v |
Closed |
Open |
Open |
Open | |
2.9v |
Closed |
Open |
Open |
Closed | |
3.0v |
Closed |
Open |
Closed |
Open | |
3.1v |
Closed |
Open |
Closed |
Closed | |
3.2v |
Closed |
Closed |
Open |
Open | |
» |
3.3v |
Closed |
Closed |
Open |
Closed |
3.4v |
Closed |
Closed |
Closed |
Open | |
3.5v |
Closed |
Closed |
Closed |
Closed |
CPU 2 VOLTAGE SELECTION | |||||
Voltage |
CN3/pins 1 & 5 |
CN3/pins 2 & 6 |
CN3/pins 3 & 7 |
CN3/pins 4 & 8 | |
2.1v |
Open |
Open |
Open |
Closed | |
2.2v |
Open |
Open |
Closed |
Open | |
2.3v |
Open |
Open |
Closed |
Closed | |
2.4v |
Open |
Closed |
Open |
Open | |
2.5v |
Open |
Closed |
Open |
Closed | |
2.6v |
Open |
Closed |
Closed |
Open | |
2.7v |
Open |
Closed |
Closed |
Closed | |
2.8v |
Closed |
Open |
Open |
Open | |
2.9v |
Closed |
Open |
Open |
Closed | |
3.0v |
Closed |
Open |
Closed |
Open | |
3.1v |
Closed |
Open |
Closed |
Closed | |
3.2v |
Closed |
Closed |
Open |
Open | |
» |
3.3v |
Closed |
Closed |
Open |
Closed |
3.4v |
Closed |
Closed |
Closed |
Open | |
3.5v |
Closed |
Closed |
Closed |
Closed |