OLIVETTI
M300 BS3CARD
Processor |
80386SX |
Processor Speed |
16MHz |
Chip Set |
Unidentified |
Maximum Onboard Memory |
4MB |
Cache |
None |
BIOS |
Unidentified |
Dimensions |
N/A |
I/O Options |
PS/2 mouse port |
NPU Options |
80387SX |
CONNECTIONS | |
Function |
Label |
PS/2 mouse port |
CN1 |
USER CONFIGURABLE SETTINGS | |||
Setting |
Label |
Position | |
» |
Factory configured - do not alter |
JP3 |
Closed |
» |
Factory configured - do not alter |
JP5 |
Closed |
A20GATE activated through keyboard control |
JP6 |
Pins 1 & 2 closed | |
A20GATE activated in fast mode |
JP6 |
Pins 2 & 3 closed | |
Video adapter - on board BIOS |
JP9 |
Closed | |
Video adapter - not on board BIOS |
JP9 |
Open | |
Mouse IRQ12 enabled |
JP11 |
Closed | |
Mouse IRQ12 disabled |
JP11 |
Open |
DRAM | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
1MB |
(1) 256K x 9 |
(1) 256K x 9 |
(1) 256K x 9 |
(1) 256K x 9 |
2MB |
(1) 1M x 9 |
(1) 1M x 9 |
None |
None |
4MB |
(1) 1M x 9 |
(1) 1M x 9 |
(1) 1M x 9 |
(1) 1M x 9 |
DRAM JUMPER | ||
Setting |
JP1 |
JP2 |
100ns fast page mode 4 |
Open |
Open |
100ns fast page mode 1 |
Open |
Closed |
100ns |
Closed |
Open |
120ns |
Closed |
Closed |
82335 | ||||
Setting |
JP4 |
JP7 |
JP8 |
JP10 |
82335A |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
82335B |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
MISCELLANEOUS TECHNICAL NOTE |
The location of pin 1 is unidentified on all jumpers. |