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# IBM CORPORATION
APTIVA
Processor 80486SX/80486SX2/80487SX/80486DX/80486DX2/P24T
Processor Speed 25/33/50(internal)/66(internal)MHz
Chip Set Unidentified
Video Chip Set Unidentified
Maximum Onboard 64MB
Memory
Maximum Video 1MB
Memory
Cache None
BIOS Unidentified
Dimensions 254mm x 218mm
I/O Options Floppy drive interface, IDE interface,
parallel port, PS/2 mouse port, serial ports
(2), VESA feature connector, VGA port, riser
slot, local bus connector, wake up on ring
connector
NPU Options None
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+-------------------+----------|
| VGA port | CN1 | Local bus | CN7 |
| | | connector | |
|------------------+----------+-------------------+----------|
| Parallel port | CN2 | Floppy drive | CN8 |
| | | interface | |
|------------------+----------+-------------------+----------|
| Serial port | CN3 | IDE interface | CN9 |
|------------------+----------+-------------------+----------|
| Serial port | CN4 | Wake up on ring | J1 |
| | | connector | |
|------------------+----------+-------------------+----------|
| PS/2 mouse port | CN5 | Riser slot | SL1 |
|------------------+----------+-------------------+----------|
| VESA feature | CN6 | | |
| connector | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| ยป | Factory configured - do not | J2 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| | On board video enabled | J15 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | On board video disabled | J15 | Pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 2MB | (1) 512K x 36 | None |
|------------------+--------------------+--------------------|
| 4MB | (1) 1M x 36 | None |
|------------------+--------------------+--------------------|
| 6MB | (1) 1M x 36 | (1) 512K x 36 |
|------------------+--------------------+--------------------|
| 6MB | (1) 512K x 36 | (1) 1M x 36 |
|------------------+--------------------+--------------------|
| 8MB | (1) 2M x 36 | None |
|------------------+--------------------+--------------------|
| 8MB | (1) 1M x 36 | (1) 1M x 36 |
|------------------+--------------------+--------------------|
| 10MB | (1) 2M x 36 | (1) 512K x 36 |
|------------------+--------------------+--------------------|
| 10MB | (1) 512K x 36 | (1) 2M x 36 |
|------------------+--------------------+--------------------|
| 12MB | (1) 2M x 36 | (1) 1M x 36 |
|------------------+--------------------+--------------------|
| 12MB | (1) 1M x 36 | (1) 2M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (1) 4M x 36 | None |
|------------------+--------------------+--------------------|
| 16MB | (1) 2M x 36 | (1) 2M x 36 |
|------------------+--------------------+--------------------|
| 18MB | (1) 4M x 36 | (1) 512K x 36 |
|------------------+--------------------+--------------------|
| 18MB | (1) 512K x 36 | (1) 4M x 36 |
|------------------+--------------------+--------------------|
| 20MB | (1) 4M x 36 | (1) 1M x 36 |
|------------------+--------------------+--------------------|
| 20MB | (1) 1M x 36 | (1) 4M x 36 |
|------------------+--------------------+--------------------|
| 24MB | (1) 4M x 36 | (1) 2M x 36 |
|------------------+--------------------+--------------------|
| 24MB | (1) 2M x 36 | (1) 4M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (1) 8M x 36 | None |
|------------------+--------------------+--------------------|
| 32MB | (1) 4M x 36 | (1) 4M x 36 |
|------------------+--------------------+--------------------|
| 34MB | (1) 8M x 36 | (1) 512K x 36 |
|------------------+--------------------+--------------------|
| 34MB | (1) 512K x 36 | (1) 8M x 36 |
|------------------+--------------------+--------------------|
| 36MB | (1) 8M x 36 | (1) 1M x 36 |
|------------------+--------------------+--------------------|
| 36MB | (1) 1M x 36 | (1) 8M x 36 |
|------------------+--------------------+--------------------|
| 40MB | (1) 8M x 36 | (1) 2M x 36 |
|------------------+--------------------+--------------------|
| 40MB | (1) 2M x 36 | (1) 8M x 36 |
|------------------+--------------------+--------------------|
| 48MB | (1) 8M x 36 | (1) 4M x 36 |
|------------------+--------------------+--------------------|
| 48MB | (1) 4M x 36 | (1) 8M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (1) 8M x 36 | (1) 8M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VIDEO MEMORY CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|---------------+----------------+---------------------------|
| 512KB | 512KB | None |
|---------------+----------------+---------------------------|
| 1MB | 512KB | (1) 256K x 16 |
|------------------------------------------------------------|
| Note: 1MB video memory may be already factory |
| installed. Bank 0 is factory installed and is not |
| configurable. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE SELECTION |
|------------------------------------------------------------|
| Processor | Processor | J24 | J25 | J31 |
| installed | upgrade | | | |
|---------------+-----------+----------+----------+----------|
| 80486SX | 80486SX2 | Pins 1 & | Pins 2 & | Pins 1 & |
| | | 2 closed | 3 closed | 2 closed |
|---------------+-----------+----------+----------+----------|
| 80486SX | 80487SX | Pins 2 & | Pins 2 & | Pins 1 & |
| | | 3 closed | 3 closed | 2 closed |
|---------------+-----------+----------+----------+----------|
| 80486SX | 80486DX | Pins 1 & | Pins 2 & | Pins 1 & |
| | | 2 closed | 3 closed | 2 closed |
|---------------+-----------+----------+----------+----------|
| 80486SX | 80486DX2 | Pins 1 & | Pins 2 & | Pins 1 & |
| | | 2 closed | 3 closed | 2 closed |
|---------------+-----------+----------+----------+----------|
| 80486SX | P24T | Pins 2 & | Pins 2 & | Pins 1 & |
| | | 3 closed | 3 closed | 2 closed |
|---------------+-----------+----------+----------+----------|
| 80486SX2 | P24T | Pins 2 & | Pins 1 & | Pins 2 & |
| | | 3 closed | 2 closed | 3 closed |
|---------------+-----------+----------+----------+----------|
| 80486DX | 80486SX2 | Pins 2 & | Pins 1 & | Pins 2 & |
| | | 3 closed | 2 closed | 3 closed |
|---------------+-----------+----------+----------+----------|
| 80486DX | 80486DX2 | Pins 1 & | Pins 1 & | Pins 2 & |
| | | 2 closed | 2 closed | 3 closed |
|---------------+-----------+----------+----------+----------|
| 80486DX | P24T | Pins 1 & | Pins 1 & | Pins 2 & |
| | | 2 closed | 2 closed | 3 closed |
|---------------+-----------+----------+----------+----------|
| 80486DX2 | P24T | Pins 2 & | Pins 1 & | Pins 2 & |
| | | 3 closed | 2 closed | 3 closed |
+------------------------------------------------------------+