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# NCR CORPORATION
MODEL 3225
Processor 80386SX (exact location unidentified)
Processor Speed 25/33MHz
Chip Set Unidentified
Video Chip Set Unidentified
Maximum Onboard 16MB
Memory
Maximum Video 1MB
Memory
Cache None
BIOS Unidentified
Dimensions 391mm x 381mm
I/O Options Floppy drive interface, IDE interface,
parallel port, PS/2 mouse port, serial ports
(2), VGA port, riser slot
NPU Options 80387SX (exact location unidentified)
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+-------------------+----------|
| External battery | BT1 | IDE interface | J7 |
|------------------+----------+-------------------+----------|
| PS/2 mouse port | J2 | Floppy drive | J11 |
| | | interface | |
|------------------+----------+-------------------+----------|
| Parallel port | J3 | Front panel LEDs | J15 |
|------------------+----------+-------------------+----------|
| Serial port 2 | J4 | Speaker | LS1 |
|------------------+----------+-------------------+----------|
| Serial port 1 | J5 | Riser slot | SL1 |
|------------------+----------+-------------------+----------|
| VGA port | J6 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|--------------------------------------+---------+-----------|
| | Password normal operation | J8 | Open |
|---+----------------------------------+---------+-----------|
| | Password clear | J8 | Closed |
|---+----------------------------------+---------+-----------|
| | On board video enabled | SW1/1 | On |
|---+----------------------------------+---------+-----------|
| | On board video disabled | SW1/1 | Off |
|---+----------------------------------+---------+-----------|
| | Monitor type select color | SW1/2 | On |
|---+----------------------------------+---------+-----------|
| | Monitor type select monochrome | SW1/2 | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 2MB | (2) 1M x 9 | None |
|------------------+--------------------+--------------------|
| 4MB | (2) 1M x 9 | (2) 1M x 9 |
|------------------+--------------------+--------------------|
| 8MB | (2) 4M x 9 | None |
|------------------+--------------------+--------------------|
| 16MB | (2) 4M x 9 | (2) 4M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VIDEO MEMORY CONFIGURATION |
|------------------------------------------------------------|
| Note: The size of the chips for 512KB/1MB video |
| memory is unidentified. The location of the banks is |
| unidentified. |
+------------------------------------------------------------+