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# IBM CORPORATION
PS/2 MODEL 80 (8580-041, 071)
Processor 80386DX
Processor Speed 16/20/25MHz
Chip Set None
Max. Onboard 8MB
DRAM
Cache None
BIOS IBM
Dimensions 355mm x 254mm
I/O Options Serial port, parallel port, pointing device
connector, video port, video adapter slot,
floppy drive interface
NPU Options 80387
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|---------------------+----------+----------------+----------|
| Power supply | J1 | Serial port | J6 |
|---------------------+----------+----------------+----------|
| Floppy drive | J2 | Parallel port | J7 |
| interface | | | |
|---------------------+----------+----------------+----------|
| Battery/speaker | J3 | Pointing | J8 |
| | | device | |
|---------------------+----------+----------------+----------|
| Video adapter slot | J4 | Keyboard | J9 |
|---------------------+----------+----------------+----------|
| Video port | J5 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|--------------+----------------------+----------------------|
| 1MB | (1) 256K x 36 | NONE |
|--------------+----------------------+----------------------|
| 2MB | (1) 256K x 36 | (1) 256K x 36 |
|--------------+----------------------+----------------------|
| 4MB | (1) 1M x 36 | NONE |
|--------------+----------------------+----------------------|
| 8MB | (1) 1M x 36 | (1) 1M x 36 |
|------------------------------------------------------------|
| Note:Onboard memory does not have to be installed in order |
| to use memory expansion cards. |
+------------------------------------------------------------+