ACER, INC.
ACERPOWER ULTIMA (M3A), M3A
Device Type |
Mainboard |
Processor |
Pentium |
Processor Speed |
75/90/100/120/133/150/166/200MHz |
Chip Set |
Intel 440HX |
Maximum Onboard Memory |
192MB (EDO supported) |
Cache |
256/512KB |
BIOS |
Acer |
Dimensions |
330mm x 218mm |
I/O Options |
32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), USB connector |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Parallel port |
CN1 |
IDE interface LED |
CN12 |
Soft off power supply |
CN2 |
Speaker |
CN13 |
IDE interface 1 |
CN4 |
Power LED & keylock |
CN14 |
IDE interface 2 |
CN5 |
LED board connector |
CN15 |
USB connector |
CN7 |
CPU fan power |
FA1 |
Serial port 2 |
CN8 |
PS/2 mouse port |
MS1 |
Serial port 1 |
CN9 |
32-bit PCI slots |
PC1 PC4 |
Floppy drive interface |
CN10 |
SCSI/ASM slot |
SL1 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
Factory configured do not alter |
CN6 |
Unidentified | |
BIOS type select Acer |
JP1 |
Pins 1 & 2 closed | |
BIOS type select OEM |
JP1 |
Pins 2 & 3 closed | |
Password enabled |
JP2 |
Pins 1 & 2 closed | |
Password disabled |
JP2 |
Pins 2 & 3 closed | |
Buzzer enabled |
JP3 |
Pins 1 & 2 closed | |
External speaker enabled |
JP3 |
Pins 2 & 3 closed | |
Note: The location of CN6 is unidentified. |
SIMM CONFIGURATION | |||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
8MB |
(2) 1M x 36 |
None |
None |
16MB |
(2) 1M x 36 |
(2) 1M x 36 |
None |
16MB |
(2) 2M x 36 |
None |
None |
24MB |
(2) 2M x 36 |
(2) 1M x 36 |
None |
24MB |
(2) 1M x 36 |
(2) 1M x 36 |
(2) 1M x 36 |
32MB |
(2) 4M x 36 |
None |
None |
32MB |
(2) 2M x 36 |
(2) 2M x 36 |
None |
40MB |
(2) 4M x 36 |
(2) 1M x 36 |
None |
48MB |
(2) 4M x 36 |
(2) 2M x 36 |
None |
48MB |
(2) 4M x 36 |
(2) 1M x 36 |
(2) 1M x 36 |
56MB |
(2) 4M x 36 |
(2) 2M x 36 |
(2) 1M x 36 |
64MB |
(2) 8M x 36 |
None |
None |
64MB |
(2) 4M x 36 |
(2) 4M x 36 |
None |
80MB |
(2) 8M x 36 |
(2) 2M x 36 |
None |
80MB |
(2) 8M x 36 |
(2) 1M x 36 |
(2) 1M x 36 |
88MB |
(2) 8M x 36 |
(2) 2M x 36 |
(2) 1M x 36 |
96MB |
(2) 8M x 36 |
(2) 4M x 36 |
None |
96MB |
(2) 4M x 36 |
(2) 4M x 36 |
(2) 4M x 36 |
SIMM CONFIGURATION (CONT) | |||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
96MB |
(2) 8M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
104MB |
(2) 8M x 36 |
(2) 4M x 36 |
(2) 1M x 36 |
112MB |
(2) 8M x 36 |
(2) 4M x 36 |
(2) 2M x 36 |
128MB |
(2) 8M x 36 |
(2) 4M x 36 |
(2) 4M x 36 |
128MB |
(2) 16M x 36 |
None |
None |
128MB |
(2) 8M x 36 |
(2) 8M x 36 |
None |
136MB |
(2) 8M x 36 |
(2) 8M x 36 |
(2) 1M x 36 |
136MB |
(2) 16M x 36 |
(2) 1M x 36 |
None |
144MB |
(2) 16M x 36 |
(2) 2M x 36 |
None |
144MB |
(2) 16M x 36 |
(2) 1M x 36 |
(2) 1M x 36 |
152MB |
(2) 16M x 36 |
(2) 2M x 36 |
(2) 1M x 36 |
160MB |
(2) 16M x 36 |
(2) 4M x 36 |
None |
160MB |
(2) 16M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
168MB |
(2) 16M x 36 |
(2) 4M x 36 |
(2) 1M x 36 |
176MB |
(2) 16M x 36 |
(2) 4M x 36 |
(2) 2M x 36 |
192MB |
(2) 16M x 36 |
(2) 8M x 36 |
None |
192MB |
(2) 16M x 36 |
(2) 4M x 36 |
(2) 4M x 36 |
Note: Board accepts EDO memory. |
CACHE CONFIGURATION | ||
Size |
Bank 0 |
TAG |
256KB |
(2) 32K x 32 |
Unidentified |
512KB |
(2) 64K x 32 |
Unidentified |
CPU SPEED SELECTION | |||||
CPU speed |
Clock speed |
Multiplier |
JP4 |
JP5 |
JP6 |
75MHz |
50MHz |
1.5x |
2 & 3 |
1 & 2, 4 & 5 |
2 & 3 |
90MHz |
60MHz |
1.5x |
2 & 3 |
1 & 2, 3 & 4 |
2 & 3 |
100MHz |
66MHz |
1.5x |
2 & 3 |
2 & 3, 4 & 5 |
2 & 3 |
120MHz |
60MHz |
2x |
2 & 3 |
1 & 2, 3 & 4 |
1 & 2 |
133MHz |
66MHz |
2x |
2 & 3 |
2 & 3, 4 & 5 |
1 & 2 |
150MHz |
60MHz |
2.5x |
1 & 2 |
1 & 2, 3 & 4 |
1 & 2 |
166MHz |
66MHz |
2.5x |
1 & 2 |
2 & 3, 4 & 5 |
1 & 2 |
200MHz |
66MHz |
3x |
1 & 2 |
2 & 3, 4 & 5 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU TYPE SELECTION | |||
Type |
JP7 |
JP8 |
JP9 |
P54C |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
P55C |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
CPU VOLTAGE SELECTION | |
Voltage |
JP11 |
3.3v |
Pins 2 & 3 closed |
3.45v |
Pins 1 & 2 closed |
GREEN PC/RESET SELECTION | |
Setting |
JP10 |
Green PC enabled |
Pins 1 & 2 closed |
Reset enabled |
Pins 2 & 3 closed |
Additional reset switch |
Pins 3 & 4 closed |