MICRONICS COMPUTERS, INC.
M54HI, M54HI (REV. 2A)
|
Processor |
Pentium |
|
Processor Speed |
75/90/100/120MHz |
|
Chip Set |
Unidentified |
|
Max. Onboard DRAM |
128MB |
|
Cache |
256/512KB |
|
BIOS |
Unidentified |
|
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) |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
IDE interface (secondary) |
J6 |
Speaker |
J33 |
|
IDE interface (primary) |
J7 |
IDE interface LED |
J34 |
|
Parallel port |
J12 |
Power LED & keylock |
J35 |
|
Serial port 1 |
J13 |
PS/2 mouse port |
J38 |
|
Serial port 2 |
J14 |
Turbo LED |
J39 |
|
Floppy drive interface |
J15 |
32-bit PCI slots |
PC1 - PC4 |
|
Reset switch |
J32 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
» |
Factory configured - do not alter |
J1 |
N/A |
|
» |
Factory configured - do not alter |
J37 |
N/A |
|
» |
BIOS boot block select normal |
W10 |
pins 2 & 3 closed |
|
BIOS boot block select reversed |
W10 |
pins 1 & 2 closed | |
|
» |
Flash BIOS write protect enabled |
W11 |
Open |
|
Flash BIOS write protect disabled |
W11 |
Closed | |
|
» |
CMOS memory normal operation |
W12 |
Open |
|
CMOS memory clear |
W12 |
Closed | |
|
» |
Monitor type select color |
W16 |
Closed |
|
Monitor type select monochrome |
W16 |
Open | |
|
» |
PS/2 mouse not installed |
W17 |
Open |
|
PS/2 mouse installed |
W17 |
Closed | |
|
Note: The location of J1 is unidentified. | |||
|
DRAM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
8MB |
(2) 1M x 36 |
NONE |
|
16MB |
(2) 1M x 36 |
(2) 1M x 36 |
|
16MB |
(2) 2M x 36 |
NONE |
|
24MB |
(2) 2M x 36 |
(2) 1M x 36 |
|
32MB |
(2) 4M x 36 |
NONE |
|
32MB |
(2) 2M x 36 |
(2) 2M x 36 |
|
40MB |
(2) 4M x 36 |
(2) 1M 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) 8M x 36 |
(2) 2M x 36 |
|
96MB |
(2) 8M x 36 |
(2) 4M x 36 |
|
128MB |
(2) 8M x 36 |
(2) 8M x 36 |
|
CACHE CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
256KB |
(4) 32K x 8 |
(4) 32K x 8 |
|
512KB |
(4) 64K x 8 |
(4) 64K x 8 |
|
CACHE JUMPER CONFIGURATION | |||
|
Size |
W8 |
W9 |
W24 |
|
None |
pins 1 & 2 closed |
pins 1 & 2 closed |
Open |
|
256KB |
pins 2 & 3 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
512KB |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
Note: The location of W24 is unidentified. | |||
|
CACHE TYPE CONFIGURATION | ||
|
Setting |
W6 |
W7 |
|
Pipeline burst |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
Asynchronous |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
Burst |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
CPU SPEED CONFIGURATION | |||
|
Speed |
W4 |
W5 |
W30 |
|
75MHz |
Closed |
Closed |
pins 1 & 2 closed |
|
90MHz |
Open |
Closed |
pins 2 & 3 closed |
|
100MHz |
Closed |
Open |
pins 2 & 3 closed |
|
120MHz |
Open |
Closed |
pins 2 & 3 closed |
|
CPU SPEED RATIO CONFIGURATION | |
|
Speed |
W2 |
|
1.5x |
Open |
|
2x |
Closed |
|
CPU VRE CONFIGURATION | |
|
Setting |
W3 |
|
VR |
Open |
|
VRE |
Closed |
|
DMA CONFIGURATION | ||
|
DMA |
W18 |
W19 |
|
None |
Open |
Open |
|
DMA1 |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
DMA3 |
pins 2 & 3 closed |
pins 2 & 3 closed |