MICRO-STAR INTERNATIONAL CO., LTD.
MS-5128 (VER. 1.1)
Processor |
CX M1/AM K5/Pentium |
Processor Speed |
75/90/100/120/133/150/166/180/200MHz |
Chip Set |
Intel |
Video Chip Set |
None |
Maximum Onboard Memory |
512MB (EDO supported) |
Maximum Video Memory |
None |
Cache |
256/512KB |
BIOS |
AMI/Award |
Dimensions |
280mm x 220mm |
I/O Options |
32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), cache slot, IR connector, USB connector |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Serial port 1 |
CN1 |
Turbo switch |
J20 pins 15 - 17 |
Serial port 2 |
CN2 |
Reset switch |
J20 pins 19 & 20 |
Parallel port |
CN3 |
IDE interface LED |
J20 pins 21 & 22 |
Floppy drive interface |
CN4 |
Chassis fan power |
J21 |
IDE interface 2 |
CN5 |
IR connector |
JIR |
IDE interface 1 |
CN6 |
32-bit PCI slots |
PC1 - PC4 |
USB connector |
J8 |
PS/2 mouse port |
PSM1 |
Power LED & keylock |
J20 pins 1 - 5 |
PS/2 mouse interface |
PSM2 |
Speaker |
J20 pins 7 - 10 |
Cache slot |
SL1 |
Turbo LED |
J20 pins 12 & 13 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
» |
Factory configured - do not alter |
JP1 |
Unidentified |
» |
CMOS memory normal operation |
JP8 |
Open |
CMOS memory clear |
JP8 |
Closed | |
» |
Factory configured - do not alter |
JP10 |
Unidentified |
» |
Factory configured - do not alter |
JS2 |
Unidentified |
DRAM CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
8MB |
(2) 1M x 36 |
None |
16MB |
(2) 1M x 36 |
(2) 1M x 36 |
24MB |
(2) 1M x 36 |
(2) 2M x 36 |
32MB |
(2) 4M x 36 |
None |
32MB |
(2) 2M x 36 |
(2) 2M x 36 |
40MB |
(2) 1M x 36 |
(2) 4M 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) 2M x 36 |
(2) 8M x 36 |
96MB |
(2) 8M x 36 |
(2) 4M x 36 |
128MB |
None |
(2) 16M x 36 |
128MB |
(2) 8M x 36 |
(2) 8M x 36 |
136MB |
(2) 16M x 36 |
(2) 1M x 36 |
144MB |
(2) 2M x 36 |
(2) 16M x 36 |
160MB |
(2) 16M x 36 |
(2) 4M x 36 |
192MB |
(2) 8M x 36 |
(2) 16M x 36 |
256MB |
(2) 16M x 36 |
(2) 16M x 36 |
DRAM CONFIGURATION (CON’T) | ||
Size |
Bank 0 |
Bank 1 |
264MB |
(2) 1M x 36 |
(2) 32M x 36 |
272MB |
(2) 2M x 36 |
(2) 32M x 36 |
288MB |
(2) 4M x 36 |
(2) 32M x 36 |
320MB |
(2) 8M x 36 |
(2) 32M x 36 |
384MB |
(2) 16M x 36 |
(2) 32M x 36 |
512MB |
(2) 32M x 36 |
(2) 32M x 36 |
Note: Board accepts EDO memory. Banks are interchangeable. |
CACHE CONFIGURATION | ||
Size |
Bank 0 |
SL1 |
256KB |
(2) 32K x 32 |
None |
512KB |
(2) 32K x 32 |
256KB module installed |
Note: The size of the TAG chip is unidentified. |
CACHE JUMPER CONFIGURATION | |
Setting |
JS1 |
256KB |
Open |
512KB |
Closed |
CPU SPEED SELECTION (CYRIX) | ||||||||
CPU speed |
Clock speed |
Multiplier |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
SW1/5 |
SW1/6 |
120MHz |
50MHz |
2x |
Off |
On |
Off |
Off |
On |
Off |
133MHz |
55MHz |
2x |
Off |
On |
Off |
On |
On |
On |
150MHz |
60MHz |
2x |
Off |
On |
Off |
Off |
Off |
On |
166MHz |
66MHz |
2x |
Off |
On |
Off |
Off |
Off |
Off |
CPU SPEED SELECTION (AMD) | ||||||||
CPU speed |
Clock speed |
Multiplier |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
SW1/5 |
SW1/6 |
75MHz |
50MHz |
1.5x |
Off |
Off |
Off |
Off |
On |
Off |
90MHz |
60MHz |
1.5x |
Off |
Off |
Off |
Off |
Off |
On |
100MHz |
66MHz |
2x |
Off |
Off |
Off |
Off |
Off |
Off |
120MHz |
60MHz |
2x |
Off |
On |
Off |
Off |
Off |
On |
133MHz |
66MHz |
2x |
Off |
On |
Off |
Off |
Off |
Off |
CPU SPEED SELECTION (INTEL) | ||||||||
CPU speed |
Clock speed |
Multiplier |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
SW1/5 |
SW1/6 |
75MHz |
50MHz |
1.5x |
Off |
Off |
Off |
Off |
On |
Off |
90MHz |
60MHz |
1.5x |
Off |
Off |
Off |
Off |
Off |
On |
100MHz |
66MHz |
1.5x |
Off |
Off |
Off |
Off |
Off |
Off |
120MHz |
60MHz |
2x |
Off |
On |
Off |
Off |
Off |
On |
133MHz |
66MHz |
2x |
Off |
On |
Off |
Off |
Off |
Off |
150MHz |
60MHz |
2.5x |
Off |
On |
On |
Off |
Off |
On |
166MHz |
66MHz |
2.5x |
Off |
On |
On |
Off |
Off |
Off |
180MHz |
60MHz |
3x |
Off |
Off |
On |
Off |
Off |
On |
200MHz |
66MHz |
3x |
Off |
Off |
On |
Off |
Off |
Off |
CPU VOLTAGE SELECTION | |||
Voltage |
JV1 |
JV2 |
JV3 |
2.8v - 2.9v (P55) |
Open |
1 & 2, 4 & 5 |
Open |
3.3v - 3.45v (STD/VR) |
1 & 2, 3 & 4, 5 & 6 |
3 & 4 |
Open |
3.45v - 3.6v (VRE) |
1 & 2, 3 & 4, 5 & 6 |
3 & 4 |
Closed |
Note: Pins designated should be in the closed position. |