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# ADVANCED INTEGRATION RESEARCH, INC.
54CPI (REV. 2.00)
Processor Pentium
Processor Speed 75/90/100/120/133/150/166MHz
Chip Set Intel
Video Chip Set None
Maximum Onboard 128MB
Memory
Maximum Video None
Memory
Cache 256/512KB
BIOS Unidentified
Dimensions 305mm x 220mm
I/O Options 32-bit PCI slots (4), floppy drive interface,
green PC connector, IDE interfaces (2),
parallel port, PS/2 mouse interface, serial
ports (2), cache slot
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Serial port 1 | CN1 | Reset switch | J2 |
|-------------------+----------+------------------+----------|
| Serial port 2 | CN2 | Speaker | J3 |
|-------------------+----------+------------------+----------|
| Parallel port | CN3 | IDE interface | J4 |
| | | LED | |
|-------------------+----------+------------------+----------|
| Floppy drive | CN4 | Power LED & | J5 |
| interface | | keylock | |
|-------------------+----------+------------------+----------|
| IDE interface 2 | CN5 | Turbo LED | J6 |
|-------------------+----------+------------------+----------|
| IDE interface 1 | CN6 | Cache slot | SL1 |
|-------------------+----------+------------------+----------|
| PS/2 mouse | CN7 | 32-bit PCI slots | PC1 - |
| interface | | | PC4 |
|-------------------+----------+------------------+----------|
| Green PC | J1 | | |
| connector | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|---------------------------------------+-------+------------|
| » | Parallel port IRQ select IRQ7 | JS5 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| | Parallel port IRQ select IRQ5 | JS5 | Pins 2 & 3 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| » | Monitor type select | JS15 | Open |
| | monochrome/EGA/VGA | | |
|---+-----------------------------------+-------+------------|
| | Monitor type select CGA | JS15 | Closed |
|---+-----------------------------------+-------+------------|
| » | Flash BIOS voltage select 12v | JS17 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| | Flash BIOS voltage select 5v | JS17 | Pins 2 & 3 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| » | CMOS memory normal operation | JS18 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| | CMOS memory clear | JS18 | Pins 2 & 3 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| » | Pipeline cache mode disabled | JS22 | Open |
|---+-----------------------------------+-------+------------|
| | Pipeline cache mode enabled | JS22 | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 8MB | (2) 1M x 36 | None |
|------------------+--------------------+--------------------|
| 16MB | (2) 2M 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) 2M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (2) 8M x 36 | None |
|------------------+--------------------+--------------------|
| 64MB | (2) 4M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 72MB | (2) 1M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 80MB | (2) 2M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 96MB | (2) 4M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 128MB | (2) 8M x 36 | (2) 8M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | TAG | SL1 |
|-----------+-------------+-------------+--------------------|
| 256KB (A) | (8) 32K x 8 | (1) 32K x 8 | Not installed |
|-----------+-------------+-------------+--------------------|
| 256KB (B) | None | None | 256KB module |
| | | | installed |
|-----------+-------------+-------------+--------------------|
| 512KB (A) | (8) 64K x 8 | (1) 32K x 8 | Not installed |
|-----------+-------------+-------------+--------------------|
| 512KB (B) | None | None | 512KB module |
| | | | installed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JS16 | JS19 | JS20 | JS21 |
|-----------+------------+-----------+-----------+-----------|
| 256KB (A) | Pins 1 & 2 | Pins 2 & | Pins 1 & | Pins 1 & |
| | closed | 3 closed | 2 closed | 2 closed |
|-----------+------------+-----------+-----------+-----------|
| 256KB (B) | Pins 2 & 3 | Pins 2 & | Pins 2 & | Pins 2 & |
| | closed | 3 closed | 3 closed | 3 closed |
|-----------+------------+-----------+-----------+-----------|
| 512KB (A) | Pins 2 & 3 | Pins 1 & | Pins 1 & | Pins 2 & |
| | closed | 2 closed | 2 closed | 3 closed |
|-----------+------------+-----------+-----------+-----------|
| 512KB (B) | Pins 2 & 3 | Pins 2 & | Pins 2 & | Pins 2 & |
| | closed | 3 closed | 3 closed | 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE VOLTAGE CONFIGURATION |
|------------------------------------------------------------|
| Voltage | JS12 | JS13 | JS23 | JS24 |
|--------------+-----------+-----------+----------+----------|
| » | Mixed | Closed | Closed | Open | Open |
|---+----------+-----------+-----------+----------+----------|
| | 3.3v | Open | Open | Closed | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION |
|------------------------------------------------------------|
|CPU speed| Clock |Multiplier| JS9 |JS10 |JS11 |JS25 |JS32 |
| | speed | | | | | | |
|---------+---------+----------+-----+-----+-----+-----+-----|
| 75MHz | 50MHz | 1.5x |1 & 2|2 & 3|1 & 2|1 & 2|1 & 2|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 90MHz | 60MHz | 1.5x |1 & 2|1 & 2|2 & 3|1 & 2|1 & 2|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 100MHz | 66MHz | 1.5x |2 & 3|2 & 3|2 & 3|1 & 2|1 & 2|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 120MHz | 60MHz | 2x |1 & 2|1 & 2|2 & 3|1 & 2|2 & 3|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 133MHz | 66MHz | 2x |2 & 3|2 & 3|2 & 3|1 & 2|2 & 3|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 150MHz | 60MHz | 2.5x |1 & 2|1 & 2|2 & 3|2 & 3|2 & 3|
|---------+---------+----------+-----+-----+-----+-----+-----|
| 166MHz | 66MHz | 2.5x |2 & 3|2 & 3|2 & 3|2 & 3|2 & 3|
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION |
|------------------------------------------------------------|
| Voltage | JS31 |
|----------------------------+-------------------------------|
| » | STD/VR | Pins 2 & 3 closed |
|---+------------------------+-------------------------------|
| | VRE | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DMA CHANNEL SELECTION |
|------------------------------------------------------------|
| Channel | JS1 | JS7 | JS8 |
|------------+--------+-------------------+------------------|
| » | Normal | Open | Open | Open |
|---+--------+--------+-------------------+------------------|
| | 1 | Closed | Pins 2 & 3 closed | Pins 2 & 3 |
| | | | | closed |
|---+--------+--------+-------------------+------------------|
| | 3 | Closed | Pins 1 & 2 closed | Pins 1 & 2 |
| | | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOPPY DRIVE SELECTION |
|------------------------------------------------------------|
| Setting | JS2 | JS6 |
|----------------------+----------------+--------------------|
| » | Normal | Open | Open |
|---+------------------+----------------+--------------------|
| | Enhanced | Closed | Pins 2 & 3 closed |
+------------------------------------------------------------+