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# ASUS COMPUTER INTERNATIONAL
PCI/E-P54NP4 (VERSION 2.0)
Processor Pentium
Processor Speed 90/100MHz
Chip Set Intel
Max. Onboard DRAM 192MB
Cache 256/512KB
BIOS Award/NCR
Dimensions 330mm x 218mm
I/O Options 32-bit PCI slots (4)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|---------------+----------+----------------------+----------|
| 3.3V power | CN1 | Green PC power | CN3E |
| connector | | switch | |
|---------------+----------+----------------------+----------|
| Keylock | CN3A | 32-bit PCI slots | PCI1 |
|---------------+----------+----------------------+----------|
| Speaker | CN3B | 32-bit PCI slots | PCI2 |
|---------------+----------+----------------------+----------|
| Reset switch | CN3C | 32-bit PCI slots | PCI3 |
|---------------+----------+----------------------+----------|
| Power LED | CN3D | 32-bit PCI slots | PCI4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | CPU internal core clock x 1.5 | JP11 | Open |
|---+----------------------------------+--------+------------|
| | CPU internal core clock x 2.0 | JP11 | Closed |
|---+----------------------------------+--------+------------|
| » | Single processor installed | JP14 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Dual processors installed | JP14 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | 5V flash BIOS programming or | JP21 | pins 1 & 2 |
| | normal operation | | closed |
|---+----------------------------------+--------+------------|
| | 12V flash BIOS programming | JP21 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP24 | pins 1 & 2 |
| | alter | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 |
|------------+---------------+---------------+---------------|
| 2MB | (2) 256K x 36 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 4MB | (2) 256K x 36 | (2) 256K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 4MB | (2) 512K x 36 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 6MB | (2) 256K x 36 | (2) 256K x 36 | (2) 256K x 36 |
|------------+---------------+---------------+---------------|
| 6MB | (2) 256K x 36 | (2) 512K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 6MB | (2) 512K x 36 | (2) 256K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 8MB | (2) 512K x 36 | (2) 256K x 36 | (2) 256K x 36 |
|------------+---------------+---------------+---------------|
| 8MB | (2) 512K x 36 | (2) 512K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 8MB | (2) 1M x 36 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 10MB | (2) 1M x 36 | (2) 256K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 10MB | (2) 256K x 36 | (2) 512K x 36 | (2) 512K x 36 |
|------------+---------------+---------------+---------------|
| 10MB | (2) 256K x 36 | (2) 1M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 12MB | (2) 1M x 36 | (2) 256K x 36 | (2) 256K x 36 |
|------------+---------------+---------------+---------------|
| 12MB | (2) 512K x 36 | (2) 512K x 36 | (2) 512K x 36 |
|------------+---------------+---------------+---------------|
| 12MB | (2) 512K x 36 | (2) 1M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 12MB | (2) 1M x 36 | (2) 512K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 16MB | (2) 2M x 36 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 16MB | (2) 1M x 36 | (2) 512K x 36 | (2) 512K x 36 |
|------------+---------------+---------------+---------------|
| 16MB | (2) 1M x 36 | (2) 1M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 18MB | (2) 2M x 36 | (2) 256K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 18MB | (2) 256K x 36 | (2) 1M x 36 | (2) 1M x 36 |
|------------+---------------+---------------+---------------|
| 18MB | (2) 2M x 36 | (2) 256K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 20MB | (2) 512K x 36 | (2) 1M x 36 | (2) 1M x 36 |
|------------+---------------+---------------+---------------|
| 20MB | (2) 2M x 36 | (2) 256K x 36 | (2) 256K x 36 |
|------------+---------------+---------------+---------------|
| 20MB | (2) 2M x 36 | (2) 512K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 24MB | (2) 2M x 36 | (2) 512K x 36 | (2) 512K x 36 |
|------------+---------------+---------------+---------------|
| 24MB | (2) 2M x 36 | (2) 1M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 24MB | (2) 1M x 36 | (2) 1M x 36 | (2) 1M x 36 |
|------------+---------------+---------------+---------------|
| 24MB | (2) 1M x 36 | (2) 2M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 32MB | (2) 4M x 36 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 32MB | (2) 2M x 36 | (2) 1M x 36 | (2) 1M x 36 |
|------------+---------------+---------------+---------------|
| 32MB | (2) 2M x 36 | (2) 2M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 34MB | (2) 256K x 36 | (2) 2M x 36 | (2) 2M x 36 |
|------------+---------------+---------------+---------------|
| 34MB | (2) 256K x 36 | (2) 4M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 34MB | (2) 4M x 36 | (2) 256K x 36 | NONE |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (CONTINUED) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 |
|------------+---------------+---------------+---------------|
| 36MB | (2) 512K x 36 | (2) 1M x 36 | (2) 1M x 36 |
|------------+---------------+---------------+---------------|
| 36MB | (2) 512K x 36 | (2) 4M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 36MB | (2) 4M x 36 | (2) 256K x 36 | (2) 256K x 36 |
|------------+---------------+---------------+---------------|
| 36MB | (2) 4M x 36 | (2) 512K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 40MB | (2) 1M x 36 | (2) 2M x 36 | (2) 2M x 36 |
|------------+---------------+---------------+---------------|
| 40MB | (2) 1M x 36 | (2) 4M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 40MB | (2) 4M x 36 | (2) 512K x 36 | (2) 512K x 36 |
|------------+---------------+---------------+---------------|
| 40MB | (2) 4M x 36 | (2) 1M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 48MB | (2) 2M x 36 | (2) 2M x 36 | (2) 2M x 36 |
|------------+---------------+---------------+---------------|
| 48MB | (2) 2M x 36 | (2) 4M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 48MB | (2) 4M x 36 | (2) 1M x 36 | (2) 1M x 36 |
|------------+---------------+---------------+---------------|
| 48MB | (2) 4M x 36 | (2) 2M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 64MB | (2) 4M x 36 | (2) 2M x 36 | (2) 2M x 36 |
|------------+---------------+---------------+---------------|
| 64MB | (2) 4M x 36 | (2) 4M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 64MB | (2) 8M x 36 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 66MB | (2) 256K x 36 | (2) 4M x 36 | (2) 4M x 36 |
|------------+---------------+---------------+---------------|
| 66MB | (2) 8M x 36 | (2) 256K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 66MB | (2) 256K x 36 | (2) 8M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 68MB | (2) 512K x 36 | (2) 4M x 36 | (2) 4M x 36 |
|------------+---------------+---------------+---------------|
| 68MB | (2) 8M x 36 | (2) 512K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 68MB | (2) 8M x 36 | (2) 256K x 36 | (2) 256K x 36 |
|------------+---------------+---------------+---------------|
| 72MB | (2) 1M x 36 | (2) 4M x 36 | (2) 4M x 36 |
|------------+---------------+---------------+---------------|
| 72MB | (2) 1M x 36 | (2) 8M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 72MB | (2) 8M x 36 | (2) 512K x 36 | (2) 512K x 36 |
|------------+---------------+---------------+---------------|
| 72MB | (2) 8M x 36 | (2) 1M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 80MB | (2) 2M x 36 | (2) 4M x 36 | (2) 4M x 36 |
|------------+---------------+---------------+---------------|
| 80MB | (2) 2M x 36 | (2) 8M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 80MB | (2) 8M x 36 | (2) 1M x 36 | (2) 1M x 36 |
|------------+---------------+---------------+---------------|
| 80MB | (2) 8M x 36 | (2) 2M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 96MB | (2) 4M x 36 | (2) 4M x 36 | (2) 4M x 36 |
|------------+---------------+---------------+---------------|
| 96MB | (2) 4M x 36 | (2) 8M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 96MB | (2) 8M x 36 | (2) 2M x 36 | (2) 2M x 36 |
|------------+---------------+---------------+---------------|
| 96MB | (2) 8M x 36 | (2) 4M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 128MB | (2) 8M x 36 | (2) 4M x 36 | (2) 4M x 36 |
|------------+---------------+---------------+---------------|
| 128MB | (2) 8M x 36 | (2) 8M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 128MB | (2) 16M x 36 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 130MB | (2) 256K x 36 | (2) 8M x 36 | (2) 8M x 36 |
|------------+---------------+---------------+---------------|
| 130MB | (2) 256K x 36 | (2) 16M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 130MB | (2) 16M x 36 | (2) 256K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 132MB | (2) 16M x 36 | (2) 256K x 36 | (2) 256K x 36 |
|------------+---------------+---------------+---------------|
| 132MB | (2) 512K x 36 | (2) 8M x 36 | (2) 8M x 36 |
|------------+---------------+---------------+---------------|
| 132MB | (2) 16M x 36 | (2) 512K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 132MB | (2) 512K x 36 | (2) 16M x 36 | NONE |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (CONTINUED) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 |
|------------+---------------+---------------+---------------|
| 136MB | (2) 1M x 36 | (2) 16M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 136MB | (2) 1M x 36 | (2) 8M x 36 | (2) 8M x 36 |
|------------+---------------+---------------+---------------|
| 136MB | (2) 16M x 36 | (2) 512K x 36 | (2) 512K x 36 |
|------------+---------------+---------------+---------------|
| 136MB | (2) 16M x 36 | (2) 1M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 144MB | (2) 2M x 36 | (2) 8M x 36 | (2) 8M x 36 |
|------------+---------------+---------------+---------------|
| 144MB | (2) 2M x 36 | (2) 16M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 144MB | (2) 16M x 36 | (2) 1M x 36 | (2) 1M x 36 |
|------------+---------------+---------------+---------------|
| 144MB | (2) 16M x 36 | (2) 2M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 160MB | (2) 4M x 36 | (2) 8M x 36 | (2) 8M x 36 |
|------------+---------------+---------------+---------------|
| 160MB | (2) 4M x 36 | (2) 16M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 160MB | (2) 16M x 36 | (2) 2M x 36 | (2) 2M x 36 |
|------------+---------------+---------------+---------------|
| 160MB | (2) 16M x 36 | (2) 4M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 192MB | (2) 8M x 36 | (2) 8M x 36 | (2) 8M x 36 |
|------------+---------------+---------------+---------------|
| 192MB | (2) 8M x 36 | (2) 16M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 192MB | (2) 16M x 36 | (2) 4M x 36 | (2) 4M x 36 |
|------------+---------------+---------------+---------------|
| 192MB | (2) 16M x 36 | (2) 8M x 36 | NONE |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | JP22 | JP23 |
|-------+-------------+-------------------+------------------|
| 0KB | NONE | pins 1 & 2 closed | pins 1 & 2 |
| | | | closed |
|-------+-------------+-------------------+------------------|
| 256KB | (8) 32K x 8 | pins 2 & 3 closed | pins 1 & 2 |
| | | | closed |
|-------+-------------+-------------------+------------------|
| 512KB | (8) 64K x 8 | pins 2 & 3 closed | pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| EISA BUS INTERRUPT SELECT |
|------------------------------------------------------------|
| Interrupt | Setting |
|----------------------------+-------------------------------|
| IRQ5 | JP7 & JP18/pins 2 & 3 closed |
|----------------------------+-------------------------------|
| IRQ9 | JP8 & JP17/pins 2 & 3 closed |
|----------------------------+-------------------------------|
| IRQ11 | JP9 & JP16/pins 2 & 3 closed |
|----------------------------+-------------------------------|
| IRQ14 | JP10 & JP15/pins 2 & 3 closed |
|----------------------------+-------------------------------|
| IRQ15 | JP12 & JP13/pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PCI BUS EDGE TRIGGER INTERRUPT SELECT |
|------------------------------------------------------------|
| IRQ | PCI1 | PCI2 | PCI3 | PCI4 |
|-----+--------------+-------------+-------------+-----------|
| 5 | JP7/pins 1 & | JP7/pins 3 | JP18/pins 1 | JP18/pins |
| | 2 | & 4 | & 2 | 3 & 4 |
|-----+--------------+-------------+-------------+-----------|
| 9 | JP8/pins 1 & | JP8/pins 3 | JP17/pins 1 | JP17/pins |
| | 2 | & 4 | & 2 | 3 & 4 |
|-----+--------------+-------------+-------------+-----------|
| 11 | JP9/pins 1 & | JP9/pins 3 | JP16/pins 1 | JP16/pins |
| | 2 | & 4 | & 2 | 3 & 4 |
|-----+--------------+-------------+-------------+-----------|
| 14 | JP10/pins 1 | JP10/pins 3 | JP15/pins 1 | JP15/pins |
| | & 2 | & 4 | & 2 | 3 & 4 |
|-----+--------------+-------------+-------------+-----------|
| 15 | JP12/pins 1 | JP12/pins 3 | JP13/pins 1 | JP13/pins |
| | & 2 | & 4 | & 2 | 3 & 4 |
|------------------------------------------------------------|
| Note:Pins designated should be in the closed position. |
+------------------------------------------------------------+