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# SHUTTLE COMPUTER INTERNATIONAL, INC.
HOT-503
Processor Pentium
Processor Speed 60/66MHz
Chip Set OPTI
Max. Onboard DRAM 128MB
Cache 64/128/256/512KB
BIOS AMI
Dimensions 330mm x 218mm
I/O Options 32-bit VESA local bus slots (2)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------+----------+------------------------+----------|
| Speaker | J18 | Reset switch | S1 |
|-------------+----------+------------------------+----------|
| Power LED & | J20 | 32-bit VESA local bus | SL1 - |
| keylock | | slots | SL2 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Battery type select internal | J9 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Battery type select external | J9 | Open |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP2 | N/A |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | LDEV# type select end of first | JP11 | Open |
| | T2 | | |
|---+----------------------------------+--------+------------|
| | LDEV# type select end of second | JP11 | Closed |
| | T2 | | |
|---+----------------------------------+--------+------------|
| » | Local bus enabled | JP12 | Open |
|---+----------------------------------+--------+------------|
| | Local bus disabled | JP12 | Closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP16 | N/A |
| | alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 2MB | (2) 256K x 36 | NONE |
|------------------+--------------------+--------------------|
| 4MB | (2) 512K x 26 | NONE |
|------------------+--------------------+--------------------|
| 4MB | (2) 256K x 36 | (2) 256K x 36 |
|------------------+--------------------+--------------------|
| 6MB | (2) 256K x 36 | (2) 512K x 36 |
|------------------+--------------------+--------------------|
| 8MB | (2) 512K x 36 | (2) 512K x 36 |
|------------------+--------------------+--------------------|
| 8MB | (2) 1M x 36 | NONE |
|------------------+--------------------+--------------------|
| 12MB | (2) 512K x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (2) 1M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (2) 2M x 36 | NONE |
|------------------+--------------------+--------------------|
| 24MB | (2) 1M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 2M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 4M x 36 | NONE |
|------------------+--------------------+--------------------|
| 48MB | (2) 2M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (2) 4M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (2) 8M x 36 | NONE |
|------------------+--------------------+--------------------|
| 96MB | (2) 4M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 128MB | (2) 8M x 36 | (2) 8M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG0 | TAG1 | U52 |
|-------+-----------+----------+----------+----------+-------|
| 64KB | (8) 8K x | NONE | (1) 8K x | NONE | (1) |
| | 8 | | 8 | | 16K x |
| | | | | | 1 |
|-------+-----------+----------+----------+----------+-------|
| 128KB | (8) 8K x | (8) 8K x | (1) 8K x | NONE | (1) |
| | 8 | 8 | 8 | | 16K x |
| | | | | | 1 |
|-------+-----------+----------+----------+----------+-------|
| 256KB | (8) 32K x | NONE | (1) 8K x | NONE | (1) |
| | 8 | | 8 | | 16K x |
| | | | | | 1 |
|-------+-----------+----------+----------+----------+-------|
| 512KB | (8) 32K x | (8) 32K | (1) 8K x | (1) 8K x | (1) |
| | 8 | x 8 | 8 | 8 | 16K x |
| | | | | | 1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP6 | JP19 | JP20 | JP21 | JP22 | JP23 |
|--------+--------+--------+--------+--------+-------+-------|
| 64KB | 1 & 2 | Open | Open | Open | 1 & 2 | 1 & 2 |
|--------+--------+--------+--------+--------+-------+-------|
| 128KB | 2 & 3 | Closed | Open | Open | 2 & 3 | 2 & 3 |
|--------+--------+--------+--------+--------+-------+-------|
| 256KB | 1 & 2 | Closed | Closed | Open | 1 & 2 | 1 & 2 |
|--------+--------+--------+--------+--------+-------+-------|
| 512KB | 2 & 3 | Closed | Closed | Closed | 2 & 3 | 2 & 3 |
|------------------------------------------------------------|
| Note: Pins designated should be in closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VESA WAIT STATE CONFIGURATION |
|------------------------------------------------------------|
| Wait states | JP15 |
|-------------------------------+----------------------------|
| 0 wait states | Closed |
|-------------------------------+----------------------------|
| 1 wait state | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BUS SPEED CONFIGURATION |
|------------------------------------------------------------|
| CPU speed | JP17 |
|-------------------------------+----------------------------|
| <= 33MHz | Open |
|-------------------------------+----------------------------|
| > 33MHz | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VESA LOCAL BUS CONFIGURATION |
|------------------------------------------------------------|
| Setting | JP4 | JP5 | JP7 |
|-----------+--------+-------------------+-------------------|
| External | Closed | pins 1 & 2 closed | Open |
|-----------+--------+-------------------+-------------------|
| Internal | Open | pins 2 & 3 closed | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LCLK CONFIGURATION |
|------------------------------------------------------------|
| LCLK | JP8 | JP9 |
|--------------------+-------------------+-------------------|
| LCLK/2 | Open | Open |
|--------------------+-------------------+-------------------|
| LCLK/3 | Open | Closed |
|--------------------+-------------------+-------------------|
| LCLK/4 | Closed | Open |
|--------------------+-------------------+-------------------|
| LCLK/5 | Closed | Closed |
+------------------------------------------------------------+