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# ADVANCED INTEGRATION RESEARCH, INC.
54CSH REV. 1.01
Processor Pentium
Processor Speed 75/90/100MHz
Chip Set SIS
Max. Onboard DRAM 128MB
Cache 256/512/1024KB
BIOS AMI
Dimensions 330mm x 218mm
I/O Options 32-bit PCI slots (4)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Power LED & | JC2 | Turbo switch | JC6 |
| keylock | | | |
|-------------------+----------+------------------+----------|
| Speaker | JC3 | Turbo LED | JC7 |
|-------------------+----------+------------------+----------|
| Reset switch | JC4 | 32-bit PCI slots | PC1 - |
| | | | PC4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Factory configured - do not | JC1 | N/A |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Monitor type select | JS2 | Open |
| | monochrome/EGA/VGA | | |
|---+----------------------------------+--------+------------|
| | Monitor type select CGA | JS2 | Closed |
|---+----------------------------------+--------+------------|
| » | Flash BIOS write protect enabled | JS3 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Flash BIOS write protect | JS3 | pins 2 & 3 |
| | disabled | | closed |
|---+----------------------------------+--------+------------|
| » | CMOS memory normal operation | JS4 | Open |
|---+----------------------------------+--------+------------|
| | CMOS memory clear | JS4 | Closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JS6 | N/A |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JS10 | pins 2 & 3 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JS11 | pins 1 & 2 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JS12 | pins 1 & 2 |
| | alter | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 2MB | (2) 256K x 36 | NONE |
|------------------+--------------------+--------------------|
| 4MB | (2) 256K x 36 | (2) 256K x 36 |
|------------------+--------------------+--------------------|
| 4MB | (2) 512K x 36 | NONE |
|------------------+--------------------+--------------------|
| 8MB | (2) 512K x 36 | (2) 512K x 36 |
|------------------+--------------------+--------------------|
| 8MB | (2) 1M x 36 | NONE |
|------------------+--------------------+--------------------|
| 12MB | (2) 512K x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (2) 1M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (2) 2M x 36 | NONE |
|------------------+--------------------+--------------------|
| 20MB | (2) 512K x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 2M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 4M x 36 | NONE |
|------------------+--------------------+--------------------|
| 36MB | (2) 512K x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 40MB | (2) 1M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 48MB | (2) 2M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (2) 4M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (2) 8M x 36 | NONE |
|------------------+--------------------+--------------------|
| 80MB | (2) 2M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 128MB | (2) 8M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 128MB | (2) 16M x 36 | NONE |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JS5 |
|----------------------------+-------------------------------|
| 2MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 4MB | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 4MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 8MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 8MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 12MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 16MB | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 16MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 20MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 32MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 32MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 36MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 40MB | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 48MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 64MB | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 64MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 80MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 128MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 128MB | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG 0 | TAG 1 |
|-------+--------------+------------+------------+-----------|
| 256KB | (4) 32K x 8 | (4) 32K x | (1) 8K x 8 | (1) 32K x |
| | | 8 | | 8 |
|-------+--------------+------------+------------+-----------|
| 512KB | (4) 64K x 8 | (4) 64K x | (1) 16K x | (1) 32K x |
| | | 8 | 8 | 8 |
|-------+--------------+------------+------------+-----------|
| 1MB | (4) 128K x 8 | (4) 128K x | (1) 32K x | (1) 32K x |
| | | 8 | 8 | 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JS13 | JS14 |
|------------------+--------------------+--------------------|
| 256KB | pins 1 & 2 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 512KB | pins 1 & 2 closed | pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| 1MB | pins 2 & 3 closed | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JS7 | JS8 | JS9 |
|---------------+--------------+--------------+--------------|
| 75MHz | Closed | Open | Open |
|---------------+--------------+--------------+--------------|
| 90MHz | Open | Closed | Open |
|---------------+--------------+--------------+--------------|
| 100MHz | Open | Closed | Closed |
+------------------------------------------------------------+