ACER, INC.
RT-286-12/16
Processor |
80286 |
Processor Speed |
12/16MHz |
Chip Set |
Acer |
Max. Onboard DRAM |
6MB |
Cache |
None |
BIOS |
Unidentified |
Dimensions |
254mm x 218mm |
I/O Options |
None |
NPU Options |
80287 |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Speaker |
J1 |
Turbo switch |
J4 |
Turbo LED |
J2 |
Power LED & keylock |
J5 |
Reset switch |
J3 |
External battery |
J6 |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
» |
NPU synchronous with CPU |
JP1 |
pins 1 & 2 closed |
NPU asynchronous with CPU |
JP1 |
pins 2 & 3 closed | |
» |
I/O bus speed select ATCLK |
JP2 |
Closed |
I/O bus speed select ATCLK/2 |
JP2 |
Open | |
» |
Factory configured - do not alter |
JP3 |
Closed |
» |
Parity enabled |
JP4 |
Open |
Parity disabled |
JP4 |
Closed | |
» |
BIOS type select 27512 |
JP5 |
pins 1 & 2 closed |
BIOS type select 27256 |
JP5 |
pins 2 & 3 closed | |
» |
Monitor type select monochrome |
JP6 |
pins 1 & 2 closed |
Monitor type select color |
JP6 |
pins 2 & 3 closed | |
» |
Battery type select internal |
JP7 |
pins 1 & 2 closed |
Battery type select external |
JP7 |
pins 2 & 3 closed |
DRAM CONFIGURATION | ||||||
Size |
Bank 0 |
Parity 0 |
Bank 1 |
Parity 1 |
Bank 2 |
Bank 3 |
512KB |
NONE |
NONE |
NONE |
NONE |
(2) 256K x 9 |
NONE |
1MB |
NONE |
NONE |
NONE |
NONE |
(2) 256K x 9 |
(2) 256K x 9 |
2MB |
NONE |
NONE |
NONE |
NONE |
(2) 1M x 9 |
NONE |
1MB |
(4) 44256 |
(2) 41256 |
(4) 44256 |
(2) 41256 |
NONE |
NONE |
1.5MB |
(4) 44256 |
(2) 41256 |
(4) 44256 |
(2) 41256 |
(2) 256K x 9 |
NONE |
4MB |
NONE |
NONE |
NONE |
NONE |
(2) 1M x 9 |
(2) 1M x 9 |
5MB |
(4) 44256 |
(2) 41256 |
(4) 44256 |
(2) 41256 |
(2) 1M x 9 |
(2) 1M x 9 |