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# ELITEGROUP COMPUTER SYSTEMS, INC.
SI5PI AIO (REV. 2)
Processor Pentium
Processor 60/66MHz
Speed
Chip Set SIS
Max. Onboard 128MB
DRAM
Cache 256/512/1024KB
BIOS Award
Dimensions 330mm x 218mm
I/O Options 32-bit PCI slots (4), floppy drive interface, IDE
interfaces (2), parallel port, serial ports (2)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|----------------------+----------+---------------+----------|
| Floppy drive | J5 | Power LED & | J12 |
| interface | | keylock | |
|----------------------+----------+---------------+----------|
| IDE interface | J6 | Speaker | J13 |
| (primary) | | | |
|----------------------+----------+---------------+----------|
| Serial port 1 | J7 | Reset switch | J14 |
|----------------------+----------+---------------+----------|
| Serial port 2 | J8 | Turbo LED | J15 |
|----------------------+----------+---------------+----------|
| Parallel port | J9 | Turbo switch | J16 |
|----------------------+----------+---------------+----------|
| IDE interface | J10 | 32-bit PCI | PC1 - |
| (secondary) | | slots | PC4 |
|----------------------+----------+---------------+----------|
| IDE interface LED | J11 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|------------------------------------+--------+--------------|
| » | On board multi I/O enabled | JP1 | pins 1 & 2 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| | On board multi I/O disabled | JP1 | pins 2 & 3 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| » | IDE interface enabled | JP2 | Open |
|---+--------------------------------+--------+--------------|
| | IDE interface disabled | JP2 | Closed |
|---+--------------------------------+--------+--------------|
| » | Parallel port mode select | JP8 | Open |
| | normal | | |
|---+--------------------------------+--------+--------------|
| | Parallel port mode select ECP | JP8 | Closed |
|---+--------------------------------+--------+--------------|
| » | BIOS type select EPROM | JP11 | pins 2 & 3, |
| | | | 4 & 5 closed |
|---+--------------------------------+--------+--------------|
| | BIOS type select flash | JP11 | pins 1 & 2, |
| | | | 5 & 6 closed |
|---+--------------------------------+--------+--------------|
| » | Parallel port IRQ select IRQ7 | JP21 | pins 1 & 2 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| | Parallel port IRQ select IRQ5 | JP21 | pins 2 & 3 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| » | Parity check enabled | JP22 | pins 1 & 2 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| | Parity check disabled | JP22 | pins 2 & 3 |
| | | | 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 |
|------------------+--------------------+--------------------|
| 16MB | (2) 1M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (2) 2M x 36 | NONE |
|------------------+--------------------+--------------------|
| 20MB | (2) 256K 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 | JP4 |
|----------------------------+-------------------------------|
| 2MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 4MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 4MB | pins 1 & 2, 3 & 4 closed |
|----------------------------+-------------------------------|
| 8MB | pins 1 & 2, 3 & 4 closed |
|----------------------------+-------------------------------|
| 8MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 16MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 16MB | pins 1 & 2, 3 & 4 closed |
|----------------------------+-------------------------------|
| 20MB | pins 1 & 2, 3 & 4 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | JP4 |
|----------------------------+-------------------------------|
| 32MB | pins 1 & 2, 3 & 4 closed |
|----------------------------+-------------------------------|
| 32MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 36MB | pins 1 & 2, 3 & 4 closed |
|----------------------------+-------------------------------|
| 40MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 48MB | pins 1 & 2, 3 & 4 closed |
|----------------------------+-------------------------------|
| 64MB | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 64MB | pins 1 & 2, 3 & 4 closed |
|----------------------------+-------------------------------|
| 80MB | pins 1 & 2, 3 & 4 closed |
|----------------------------+-------------------------------|
| 128MB | pins 1 & 2, 3 & 4 closed |
|----------------------------+-------------------------------|
| 128MB | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG | DIRTY |
|-------+--------------+-----------+------------+------------|
| 256KB | (8) 32K x 8 | NONE | (1) 8K x 8 | (1) 8K x 8 |
|-------+--------------+-----------+------------+------------|
| 512KB | (8) 32K x 8 | (8) 32K x | (1) 32K x | (1) 32K x |
| | | 8 | 8 | 8 |
|-------+--------------+-----------+------------+------------|
| 512KB | (8) 64K x 8 | NONE | (1) 32K x | (1) 32K x |
| | | | 8 | 8 |
|-------+--------------+-----------+------------+------------|
| 1MB | (8) 64K x 8 | (8) 64K x | (1) 32K x | (1) 32K x |
| | | 8 | 8 | 8 |
|-------+--------------+-----------+------------+------------|
| 1MB | (8) 128K x 8 | NONE | (1) 32K x | (1) 32K x |
| | | | 8 | 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP13 | JP14 | JP15 | JP16 |
|---------+----------+---------+--------------+--------------|
| 256KB | Open | Open | Open | 1 & 2, 3 & 4 |
|---------+----------+---------+--------------+--------------|
| 512KB | Open | Closed | Open | 2 & 3, 4 & 5 |
|---------+----------+---------+--------------+--------------|
| 512KB | Open | Closed | 1 & 2 | 1 & 2, 3 & 4 |
|---------+----------+---------+--------------+--------------|
| 1MB | Closed | Closed | 2 & 3 | 2 & 3, 4 & 5 |
|---------+----------+---------+--------------+--------------|
| 1MB | Closed | Closed | 1 & 2, 3 & 4 | 1 & 2, 3 & 4 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP5 | JP6 | JP7 |
|-------+-----------------+-----------------+----------------|
| 60MHz | pins 1 & 2 | pins 2 & 3 | pins 1 & 2 |
| | closed | closed | closed |
|-------+-----------------+-----------------+----------------|
| 66MHz | pins 2 & 3 | pins 1 & 2 | pins 2 & 3 |
| | closed | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SIGNAL CONFIGURATION |
|------------------------------------------------------------|
| Setting | JP19 | JP20 |
|--------------------+-------------------+-------------------|
| Write back | pins 1 & 2 closed | N/A |
|--------------------+-------------------+-------------------|
| Write through | pins 2 & 3 closed | N/A |
|--------------------+-------------------+-------------------|
| Always invalidated | N/A | pins 1 & 2 closed |
|--------------------+-------------------+-------------------|
| Write to | N/A | pins 2 & 3 closed |
| invalidated | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DMA CONFIGURATION |
|------------------------------------------------------------|
| DRQ/DACK | JP9 | JP10 |
|------------------+--------------------+--------------------|
| DRQ1/DACK1 | pins 2 & 3 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| DRQ3/DACK3 | pins 1 & 2 closed | pins 2 & 3 closed |
+------------------------------------------------------------+