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# SPRITE, INC.
SM 486-50UVL
Processor 80486SX/80487SX/80486DX/ODP486SX/80486DX2
Processor Speed 25/33/40/50(internal)/50/66(internal) MHz
Chip Set OPTI
Max. Onboard DRAM 32MB
Cache 64/128/256KB
BIOS MR
Dimensions 330mm x 220mm
I/O Options 32-bit VESA local bus slots (3)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+-------------------+----------|
| Turbo LED | J1 | Power LED & | J5 |
| | | keylock | |
|------------------+----------+-------------------+----------|
| Speaker | J2 | Turbo switch | JP6 |
|------------------+----------+-------------------+----------|
| External battery | J3 | 32-bit VESA local | S1, S2, |
| | | bus slots | & S3 |
|------------------+----------+-------------------+----------|
| Reset switch | J4 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|----------------------------------------+--------+----------|
| » | CPU speed select iOSC/2 | W3 | Closed |
|---+------------------------------------+--------+----------|
| | CPU speed select iOSC/1 | W3 | Open |
|---+------------------------------------+--------+----------|
| » | System password enabled/Monitor | W14 | Closed |
| | type select monochrome | | |
|---+------------------------------------+--------+----------|
| | System password disabled/Monitor | W14 | Open |
| | type select color | | |
|---+------------------------------------+--------+----------|
| » | Battery select internal | W15 | Closed |
|---+------------------------------------+--------+----------|
| | Battery select external | W15 | Open |
|---+------------------------------------+--------+----------|
| » | Factory configured - do not alter | W16 | Unknown |
|---+------------------------------------+--------+----------|
| » | Factory configured - do not alter | W17 | Unknown |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VESA BUS SPEED (ID3) CONFIGURATION |
|------------------------------------------------------------|
| CPU speed | JP1 (ID3) |
|------------------------------+-----------------------------|
| £ 33MHz | Open |
|------------------------------+-----------------------------|
| > 33MHz | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 32-BIT VESA LOCAL BUS AVAILABILITY CONFIGURATION |
|------------------------------------------------------------|
| CPU Speed | Slots Available | JP2 |
|-------------+-----------------+----------------------------|
| £ 50MHz | S1, S2, & S3 | pins 2 & 3 closed |
|-------------+-----------------+----------------------------|
| 66MHz | S3 | pins 1 & 2 closed |
|------------------------------------------------------------|
| Note: Board speed of 66MHz is an optional upgrade |
| available through the manufacturer. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Cache | Location | TAG | Dirty Bit |
|-------+-------------+------------+------------+------------|
| 64KB | (8) 8K x 8 | Banks 0 & | (1) 8K x 8 | (1) 16K x |
| | | 1 | | 4 |
|-------+-------------+------------+------------+------------|
| 128KB | (4) 32K x 8 | Bank 0 | (1) 8K x 8 | (1) 16K x |
| | | | | 4 |
|-------+-------------+------------+------------+------------|
| 256KB | (8) 32K x 8 | Banks 0 & | (1) 32K x | (1) 16K x |
| | | 1 | 8 | 4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | W6 | W7 | W8 | W9 | W10 | W11 | W12 | W13 |
|------+------+------+------+------+------+------+-----+-----|
| 64KB |1 & 2 |1 & 2 | Open | Open | Open | Open |Open |1 & 2|
|------+------+------+------+------+------+------+-----+-----|
|128KB |1 & 2 |2 & 3 | Open |Closed| Open |Closed|1 & 2|2 & 3|
|------+------+------+------+------+------+------+-----+-----|
|256KB |2 & 3 |2 & 3 |Closed|Closed|Closed|Closed|2 & 3|1 & 2|
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| CPU type | W1 | W2 |
|------------------+---------------------+-------------------|
| 80486SX | pins 2 & 3 closed | Open |
|------------------+---------------------+-------------------|
| 80487SX/ODP486SX | pins 1 & 2, 3 & 4 | pins 2 & 3 closed |
| | closed | |
|------------------+---------------------+-------------------|
| 80486DX/80486DX2 | pins 1 & 2, 3 & 4 | pins 1 & 2 closed |
| | closed | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 1MB | (4) 256K x 9 | NONE |
|------------------+--------------------+--------------------|
| 2MB | (4) 256K x 9 | (4) 256K x 9 |
|------------------+--------------------+--------------------|
| 4MB | (4) 1M x 9 | NONE |
|------------------+--------------------+--------------------|
| 5MB | (4) 256K x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 16MB | (4) 4M x 9 | NONE |
|------------------+--------------------+--------------------|
| 17MB | (4) 256K x 9 | (4) 4M x 9 |
|------------------+--------------------+--------------------|
| 20MB | (4) 1M x 9 | (4) 4M x 9 |
|------------------+--------------------+--------------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 |
+------------------------------------------------------------+