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# SHUTTLE COMPUTER INTERNATIONAL, INC.
HOT-539
Processor Pentium
Processor 75/90/100/120/133MHz
Speed
Chip Set UMC
Max. Onboard 256MB
DRAM
Cache 256/512/1024/2048KB
BIOS AMI
Dimensions 330mm x 218mm
I/O Options 32-bit PCI slots (4), floppy drive interface, IDE
interface (2), parallel port, PS/2 mouse
interface, serial ports (2)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|--------------------+----------+-----------------+----------|
| PS/2 mouse | CN2 | IDE interface | JP10 |
| interface | | LED | |
|--------------------+----------+-----------------+----------|
| Serial port 1 | CN4 | EPMI connector | JP11 |
|--------------------+----------+-----------------+----------|
| Serial port 2 | CN5 | Power LED & | JP12 |
| | | keylock | |
|--------------------+----------+-----------------+----------|
| Floppy drive | CN6 | Speaker | JP13 |
| interface | | | |
|--------------------+----------+-----------------+----------|
| Parallel port | CN7 | Turbo LED | JP14 |
|--------------------+----------+-----------------+----------|
| IDE interface | CN8 | Turbo switch | JP15 |
| (primary) | | | |
|--------------------+----------+-----------------+----------|
| IDE interface | CN9 | Reset switch | JP16 |
| (secondary) | | | |
|--------------------+----------+-----------------+----------|
| External battery | JP9 | 32-bit PCI | PCI1 - |
| | | slots | PCI4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|-----------------------------------+--------+---------------|
| ยป | Flash voltage BIOS select 5v | JP4 | pins 1 & 2 |
| | | | closed |
|---+-------------------------------+--------+---------------|
| | Flash voltage BIOS select 12v | JP4 | 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 |
|------------------+--------------------+--------------------|
| 6MB | (2) 256K x 36 | (2) 512K x 36 |
|------------------+--------------------+--------------------|
| 8MB | (2) 512K x 36 | (2) 512K x 36 |
|------------------+--------------------+--------------------|
| 8MB | (2) 1M x 36 | NONE |
|------------------+--------------------+--------------------|
| 10MB | (2) 256K x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 12MB | (2) 512K x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (2) 1M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (2) 2M x 36 | NONE |
|------------------+--------------------+--------------------|
| 18MB | (2) 256K x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 20MB | (2) 512K x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 24MB | (2) 1M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 2M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 4M x 36 | NONE |
|------------------+--------------------+--------------------|
| 34MB | (2) 256K x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 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 |
|------------------+--------------------+--------------------|
| 66MB | (2) 256K x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 68MB | (2) 512K x 36 | (2) 8M 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 |
|------------------+--------------------+--------------------|
| 128MB | (2) 16M x 36 | NONE |
|------------------+--------------------+--------------------|
| 130MB | (2) 256K x 36 | (2) 16M x 36 |
|------------------+--------------------+--------------------|
| 132MB | (2) 512K x 36 | (2) 16M x 36 |
|------------------+--------------------+--------------------|
| 136MB | (2) 1M x 36 | (2) 16M x 36 |
|------------------+--------------------+--------------------|
| 144MB | (2) 2M x 36 | (2) 16M x 36 |
|------------------+--------------------+--------------------|
| 160MB | (2) 4M x 36 | (2) 16M x 36 |
|------------------+--------------------+--------------------|
| 192MB | (2) 8M x 36 | (2) 16M x 36 |
|------------------+--------------------+--------------------|
| 256MB | (2) 16M x 36 | (2) 16M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG |
|------------+---------------+---------------+---------------|
| 256KB | (8) 32K x 8 | NONE | (1) 8K x 8 |
|------------+---------------+---------------+---------------|
| 512KB | (8) 32K x 8 | (8) 32K x 8 | (1) 32K x 8 |
|------------+---------------+---------------+---------------|
| 512KB | (8) 64K x 8 | NONE | (1) 32K x 8 |
|------------+---------------+---------------+---------------|
| 1024KB | (8) 64K x 8 | (8) 64K x 8 | (1) 64K x 8 |
|------------+---------------+---------------+---------------|
| 1024KB | (8) 128K x 8 | NONE | (1) 64K x 8 |
|------------+---------------+---------------+---------------|
| 2048KB | (8) 128K x 8 | (8) 128K x 8 | (1) 128K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP5 | JP6 | JP7 | JP8 |
|----------+---------------------+---------+--------+--------|
| 256KB | Open | Open | Open | 1 & 2 |
|----------+---------------------+---------+--------+--------|
| 512KB | 1 & 2 | Open | Open | 2 & 3 |
|----------+---------------------+---------+--------+--------|
| 512KB | 1 & 2 | Open | 2 & 3 | 1 & 2 |
|----------+---------------------+---------+--------+--------|
| 1024KB | 1 & 2, 3 & 4 | Open | 1 & 2 | 2 & 3 |
|----------+---------------------+---------+--------+--------|
| 1024KB | 1 & 2, 3 & 4 | 1 & 2 | 2 & 3 | 1 & 2 |
|----------+---------------------+---------+--------+--------|
| 2048KB | 1 & 2, 3 & 4, 5 & 6 | 2 & 3 | 1 & 2 | 2 & 3 |
|------------------------------------------------------------|
| Note: Pins designated should be in closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| CPU Speed | Clock Speed | JP3 |
|---------------+-----------------+--------------------------|
| 75MHz | 50MHz | Open |
|---------------+-----------------+--------------------------|
| 90MHz | 60MHz | pins 3 & 4 closed |
|---------------+-----------------+--------------------------|
| 100MHz | 50MHz | Open |
|---------------+-----------------+--------------------------|
| 100MHz | 66MHz | pins 1 & 2, 3 & 4 closed |
|---------------+-----------------+--------------------------|
| 120MHz | 60MHz | pins 3 & 4 closed |
|---------------+-----------------+--------------------------|
| 133MHz | 66MHz | pins 1 & 2, 3 & 4 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE CONFIGURATION |
|------------------------------------------------------------|
| Voltage | JPA | JPB | JPC |
|---------------+--------------+--------------+--------------|
| 3.3v | Closed | Open | Open |
|---------------+--------------+--------------+--------------|
| 3.45v | Open | Closed | Open |
|---------------+--------------+--------------+--------------|
| 3.6v | Open | Open | Closed |
+------------------------------------------------------------+