ACER, INC.
SYSTEM 915P (II)
|
Processor |
80286 |
|
Processor Speed |
10/12/16/20MHz |
|
Chip Set |
ALI |
|
Max. onboard DRAM |
5MB |
|
Cache |
None |
|
BIOS |
Acer |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
Floppy drive interface, IDE interface, parallel port, serial ports (2), Video port |
|
NPU Options |
80287 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Parallel port |
CN1 |
Video port |
CN4 |
|
Serial port |
CN2 |
Floppy drive interface |
CN5 |
|
Serial port |
CN3 |
IDE interface |
CN6 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
Disable main PCB video module connector |
AJ1-AJ5 |
pins 2 & 3 closed | |
|
Enable main PCB video module connector |
AJ1-AJ5 |
pins 1 & 2 closed | |
|
Keylock disabled |
JP1 |
Closed | |
|
Keylock enabled |
JP1 |
Open | |
|
Parity enabled |
JP11 |
pins 1 & 2 closed | |
|
Parity disabled |
JP11 |
pins 2 & 3 closed | |
|
DRAM CONFIGURATION | ||||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
P0 |
P1 |
|
512KB |
(4) 44256 |
NONE |
NONE |
NONE |
(2) 41256 |
NONE |
|
640KB |
(4) 44256 |
(4) 4464 |
NONE |
NONE |
(2) 41256 |
(2) 4164 |
|
1MB |
(4) 44256 |
(4) 44256 |
NONE |
NONE |
(2) 41256 |
(2) 41256 |
|
2MB |
(4) 44256 |
(4) 44256 |
(2) 256K x 9 |
(4) 256K x 9 |
(2) 41256 |
(2) 41256 |
|
5MB |
(4) 44256 |
(4) 44256 |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 41256 |
(2) 41256 |
|
Note:Parity chips are required only when parity is enabled. | ||||||
|
VIDEO MODULE CONFIGURATION | ||||
|
Display |
SW1/switch 1 |
SW1/switch 2 |
SW1/switch 3 |
SW1/switch 4 |
|
Hercules |
Off |
Off |
On |
On |
|
CGA emulation |
On |
Off |
On |
On |
|
CGA |
Off |
On |
On |
On |
|
Disabled |
Off |
Off |
Off |
Off |