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# YOUNG MICRO SYSTEMS, INC.
VEGA P54C-IDP
Processor Pentium
Processor 90/100MHz
Speed
Chip Set Intel
Max. Onboard 192MB
DRAM
Cache 256/512KB
BIOS AMI
Dimensions 330mm x 218mm
I/O Options External cache card, 32-bit PCI slots (3), green
PC connector, PS/2 mouse connector
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|---------------+----------+----------------------+----------|
| PS/2 mouse | CN1 | Green PC connector | J24 |
| connector | | | |
|---------------+----------+----------------------+----------|
| Reset switch | CN2 | 32-bit PCI slots | PC1 - |
| | | | PC3 |
|---------------+----------+----------------------+----------|
| Speaker | CN3 | Synchronous cache | SL1 |
| | | slot | |
|---------------+----------+----------------------+----------|
| Power LED & | CN4 | | |
| keylock | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|------------------------------------+--------+--------------|
| » | Chipset test mode disabled | J1 | pins 2 & 3 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| | Chipset test mode enabled | J1 | pins 1 & 2 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| » | Pipeline mode enabled | J2 | Closed |
|---+--------------------------------+--------+--------------|
| | Pipeline mode disabled | J2 | Open |
|---+--------------------------------+--------+--------------|
| » | Bus frequency select 2/3 bus | J3 | pins 1 & 2 |
| | speed | | closed |
|---+--------------------------------+--------+--------------|
| | Bus frequency select 1/2 bus | J3 | pins 2 & 3 |
| | speed | | closed |
|---+--------------------------------+--------+--------------|
| » | Password select normal | J4 | Open |
|---+--------------------------------+--------+--------------|
| | Password select clear | J4 | Closed |
|---+--------------------------------+--------+--------------|
| » | CMOS value select normal | J5 | Open |
|---+--------------------------------+--------+--------------|
| | CMOS value select clear | J5 | Closed |
|---+--------------------------------+--------+--------------|
| » | Monitor type select color | J6 | Open |
|---+--------------------------------+--------+--------------|
| | Monitor type select monochrome | J6 | Closed |
|---+--------------------------------+--------+--------------|
| » | Cache type select write back | J9 | Open |
|---+--------------------------------+--------+--------------|
| | Cache type select write | J9 | Closed |
| | through | | |
|---+--------------------------------+--------+--------------|
| » | CMOS memory normal operation | J10 | Open |
|---+--------------------------------+--------+--------------|
| | CMOS memory clear | J10 | Closed |
|---+--------------------------------+--------+--------------|
| » | PLL test mode select normal | J17 | pins 2 & 3 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| | PLL test mode select test mode | J17 | pins 1 & 2 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| » | Cache type select standard | J18 | pins 1 & 2 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| | Cache type select burst | J18 | pins 2 & 3 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| » | SIO select 378 | J23 | pins 2 & 3 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| | SIO select 379 | J23 | pins 1 & 2 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| » | External SMI select normal | J24 | Open |
|---+--------------------------------+--------+--------------|
| | External SMI select force SMI | J24 | Closed |
|---+--------------------------------+--------+--------------|
| » | Cache parity disabled | JP2 | pins 1 & 2, |
| | | | 3 & 4 closed |
|---+--------------------------------+--------+--------------|
| | Cache parity enabled | JP2 | pins 1 & 3, |
| | | | 2 & 4 closed |
|---+--------------------------------+--------+--------------|
| » | APIC select 378 | JP3 | Open |
|---+--------------------------------+--------+--------------|
| | APIC select 379 | JP3 | Closed |
|---+--------------------------------+--------+--------------|
| » | CMOS recovery select normal | JP4 | pins 1 & 2 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| | CMOS recovery select recover | JP4 | pins 2 & 3 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| » | BIOS type select normal | JP5 | pins 1 & 2 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| | BIOS type select flash | JP5 | pins 2 & 3 |
| | | | 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 |
|------------+---------------+---------------+---------------|
| 16MB | (2) 2M x 36 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 16MB | (2) 1M x 36 | (2) 1M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 32MB | (2) 4M x 36 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 32MB | (2) 2M x 36 | (2) 2M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 64MB | (2) 8M x 36 | NONE | NONE |
|------------+---------------+---------------+---------------|
| 64MB | (2) 4M x 36 | (2) 4M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 128MB | (2) 8M x 36 | (2) 8M x 36 | NONE |
|------------+---------------+---------------+---------------|
| 192MB | (2) 8M x 36 | (2) 8M x 36 | (2) 8M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 |
|----------------------------+-------------------------------|
| 256KB | (8) 32K x 8 |
|----------------------------+-------------------------------|
| 512KB | (8) 64K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | J19 | J20 |
|------------------+--------------------+--------------------|
| None installed | pins 1 & 2 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 256KB | pins 1 & 2 closed | pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| 512KB | pins 2 & 3 closed | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | J7 | J8 |
|--------------------+-------------------+-------------------|
| 90MHz | Closed | Closed |
|--------------------+-------------------+-------------------|
| 100MHz | Closed | Open |
+------------------------------------------------------------+