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# AMERICAN MEGATRENDS, INC.
EXCALIBUR PCI PENTIUM
Processor Pentium
Processor 60/66MHz
Speed
Chip Set AMI
Max. Onboard 192MB
DRAM
Cache 256KB
BIOS AMI
Dimensions 330mm x 218mm
I/O Options 32-bit PCI local bus slots (3), floppy drive
interface, green PC monitor connector,
IDE interface, parallel port, PS/2 mouse port,
SCSI interface, serial ports (2)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Bus mouse port | P6 | Turbo switch | P28 |
|-------------------+----------+------------------+----------|
| Parallel port | P8 | IDE interface | P29 |
| | | LED | |
|-------------------+----------+------------------+----------|
| SCSI interface | P9 | Power LED & | P31 |
| | | keylock | |
|-------------------+----------+------------------+----------|
| Serial port 2 | P10 | Speaker | P33 |
|-------------------+----------+------------------+----------|
| Floppy drive | P11 | Reset switch | P34 |
| interface | | | |
|-------------------+----------+------------------+----------|
| Green PC monitor | P13 | 32-bit PCI local | PCI1 |
| connector | | bus slot | |
|-------------------+----------+------------------+----------|
| Serial port 1 | P14 | 32-bit PCI local | PCI2 |
| | | bus slot | |
|-------------------+----------+------------------+----------|
| IDE interface | P15 | 32-bit PCI local | PCI3 |
| | | bus slot | |
|-------------------+----------+------------------+----------|
| Turbo LED | P27 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper/Switch | Position |
|-------------------------------+---------------+------------|
| » | Parallel port interrupt | J2 | pins 1 & 2 |
| | select IRQ7 | | closed |
|---+---------------------------+---------------+------------|
| | Parallel port interrupt | J2 | pins 2 & 3 |
| | select IRQ5 | | closed |
|---+---------------------------+---------------+------------|
| » | Parallel port DMA channel | J3 | pins 2 & 3 |
| | DRQ3 | | closed |
|---+---------------------------+---------------+------------|
| | Parallel port DMA channel | J3 | pins 1 & 2 |
| | DRQ1 | | closed |
|---+---------------------------+---------------+------------|
| » | Front panel power LED is | J4 | pins 1 & 2 |
| | password LED | | closed |
|---+---------------------------+---------------+------------|
| | Separate password LED | J4 | pins 2 & 3 |
| | using P32 | | closed |
|---+---------------------------+---------------+------------|
| » | Flash EPROM voltage 12 | J6 | pins 2 & 3 |
| | volts | | closed |
|---+---------------------------+---------------+------------|
| | Flash EPROM voltage 5 | J6 | pins 1 & 2 |
| | volts | | closed |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | P24 | N/A |
| | not alter | | |
|---+---------------------------+---------------+------------|
| » | Speed select 60MHz | SW1/1 | Off |
|---+---------------------------+---------------+------------|
| | Speed select 66MHz | SW1/1 | On |
|---+---------------------------+---------------+------------|
| » | Caching algorithm | SW1/2 | Off |
| | write-back | | |
|---+---------------------------+---------------+------------|
| | Caching algorithm | SW1/2 | On |
| | write-through | | |
|---+---------------------------+---------------+------------|
| » | Flash ROM normal | SW1/3 | Off |
| | operation | | |
|---+---------------------------+---------------+------------|
| | Reprogram the flash ROM | SW1/3 | On |
| | from the floppy disk | | |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | SW1/4 | Off |
| | not alter | | |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | SW1/5 | N/A |
| | not alter | | |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | SW1/6 | N/A |
| | not alter | | |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | SW1/7 | N/A |
| | not alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
|------------+---------------+---------------+---------------|
| 8MB | (2) 512K x 36 | (2) 512K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 8MB | (2) 1M x 36 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 12MB | (2) 512K x 36 | (2) 512K x 36 | (2) 512K x 36 |
|------------+---------------+---------------+---------------|
| 12MB | (2) 1M x 36 | (2) 512K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 16MB | (2) 1M x 36 | (2) 1M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 16MB | (2) 2M x 36 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 20MB | (2) 1M x 36 | (2) 1M x 36 | (2) 512K x 36 |
|------------+---------------+---------------+---------------|
| 20MB | (2) 2M x 36 | (2) 512K x 36 | NONE |
|------------+---------------+---------------+---------------|
| 24MB | (2) 1M x 36 | (2) 1M x 36 | (2) 1M x 36 |
|------------+---------------+---------------+---------------|
| 24MB | (2) 2M x 36 | (2) 512K x 36 | (2) 512K x 36 |
|------------+---------------+---------------+---------------|
| 24MB | (2) 2M x 36 | (2) 1M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 32MB | (2) 4M x 36 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 32MB | (2) 2M x 36 | (2) 2M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 32MB | (2) 2M x 36 | (2) 1M x 36 | (2) 1M x 36 |
|------------+---------------+---------------+---------------|
| 48MB | (2) 4M x 36 | (2) 2M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 48MB | (2) 4M x 36 | (2) 1M x 36 | (2) 1M x 36 |
|------------+---------------+---------------+---------------|
| 48MB | (2) 2M x 36 | (2) 2M x 36 | (2) 2M x 36 |
|------------+---------------+---------------+---------------|
| 64MB | (2) 8M x 36 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 64MB | (2) 4M x 36 | (2) 4M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 64MB | (2) 4M x 36 | (2) 2M x 36 | (2) 2M x 36 |
|------------+---------------+---------------+---------------|
| 96MB | (2) 8M x 36 | (2) 4M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 96MB | (2) 8M x 36 | (2) 2M x 36 | (2) 2M x 36 |
|------------+---------------+---------------+---------------|
| 96MB | (2) 4M x 36 | (2) 4M x 36 | (2) 4M x 36 |
|------------+---------------+---------------+---------------|
| 128MB | (2) 8M x 36 | (2) 8M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 128MB | (2) 8M x 36 | (2) 4M x 36 | (2) 4M x 36 |
|------------+---------------+---------------+---------------|
| 192MB | (2) 8M x 36 | (2) 8M x 36 | (2) 8M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DMA CHANNEL CONFIGURATION |
|------------------------------------------------------------|
| DRQ | J3 | J5 |
|------------------+--------------------+--------------------|
| » | DRQ3/DACK3 | pins 2 & 3 closed | pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | DRQ1/DRQ1 | pins 1 & 2 closed | pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PCI IDE IRQ14 CONNECTION |
|------------------------------------------------------------|
| Type | SW1/8 |
|-------------------------------+----------------------------|
| PCI IDE installed in PCI1 | On |
|-------------------------------+----------------------------|
| PCI IDE not installed in PCI1 | Off |
+------------------------------------------------------------+