TEXT View Source
# MICRONICS COMPUTERS, INC.
M54LI (REV. 1B)
Processor Pentium
Processor 75/90/100/120/133MHz
Speed
Chip Set SIS
Max. Onboard 128MB
DRAM
Cache 256/512KB
BIOS Phoenix
Dimensions 330mm x 218mm
I/O Options PS/2 mouse interface, parallel port, serial ports
(2), 32-bit PCI slots (3), floppy drive
interface, IDE interfaces (2)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Speaker | J2 | Serial port 2 | J34 |
|-------------------+----------+------------------+----------|
| Reset switch | J12 | Parallel port | J35 |
|-------------------+----------+------------------+----------|
| Power LED & | J14 | IDE interface 1 | J36 |
| keylock | | | |
|-------------------+----------+------------------+----------|
| PS/2 mouse | J16 | IDE interface | J41 |
| interface | | LED | |
|-------------------+----------+------------------+----------|
| IDE interface 2 | J23 | 32-bit PCI slots | PC1 - |
| | | | PC3 |
|-------------------+----------+------------------+----------|
| Floppy drive | J32 | Turbo LED | W43 |
| interface | | | |
|-------------------+----------+------------------+----------|
| Serial port 1 | J33 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|----------------------------------+--------+----------------|
| » | CMOS memory normal operation | W18 | Open |
|---+------------------------------+--------+----------------|
| | CMOS memory clear | W18 | Closed |
|---+------------------------------+--------+----------------|
| » | BIOS normal operation | W21 | pins 1 & 2 |
| | | | closed |
|---+------------------------------+--------+----------------|
| | BIOS recovery mode | W21 | pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 | TAG |
|------------------+--------------------+--------------------|
| 256KB | (8) 32K x 8 | (2) 32K x 8 |
|------------------+--------------------+--------------------|
| 512KB | (8) 64K x 8 | (2) 32K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | W2 | W3 |
|--------------------+--------------------+------------------|
| 256KB | Open | Open |
|--------------------+--------------------+------------------|
| 512KB | Closed | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE VOLTAGE CONFIGURATION |
|------------------------------------------------------------|
| Voltage | RP55 | RP56 |
|------------------+--------------------+--------------------|
| 3.3v | Not installed | Installed |
|------------------+--------------------+--------------------|
| 5v | Installed | Not installed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | W4 | W14 | W15 | W16 |
|------------+-----------+-----------+-----------+-----------|
| 75MHz | Open | Closed | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 90MHz | Open | Closed | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 100MHz | Open | Open | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 120MHz | Closed | Closed | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 133MHz | Closed | Open | Closed | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DMA CONFIGURATION |
|------------------------------------------------------------|
| DMA | W11 | W12 |
|------------------+--------------------+--------------------|
| DMA 1 | pins 1 & 2 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| DMA 3 | pins 2 & 3 closed | pins 2 & 3 closed |
+------------------------------------------------------------+