UNIDENTIFIED
286V
|
Processor |
80286 |
|
Processor Speed |
10/12MHz |
|
Chip Set |
VLSI |
|
Max. onboard DRAM |
4MB |
|
SRAM Cache |
None |
|
BIOS |
AMI |
|
Dimensions |
330mm x 220mm |
|
I/O Options |
None |
|
NPU Options |
80287 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Power LED & keylock |
J8 |
Turbo switch |
J11 |
|
Reset |
J9 |
Speaker |
J12 |
|
Turbo LED |
J10 |
External battery |
J14 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
Monitor type select color |
J1 |
Closed | |
|
Monitor type select monochrome |
J1 |
Open | |
|
Power good signal detect from power supply |
J2 |
pins 2 & 3 closed | |
|
Power good signal detect from board |
J2 |
pins 1 & 2 closed | |
|
Memory select 0 wait states |
J6 |
Closed | |
|
Memory select 1 wait state |
J6 |
Open | |
|
BIOS type select 27256 |
J13 |
Closed | |
|
BIOS type select 27512 |
J13 |
Open | |
|
CMOS memory normal operation |
J15 |
pins 1 & 2 closed | |
|
CMOS memory clear |
J15 |
pins 2 & 3 closed | |
|
DRAM CONFIGURATION | ||||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Parity 2 |
Bank 3 |
Parity 3 |
|
512KB |
(18) 41256 |
NONE |
NONE |
NONE |
NONE |
NONE |
|
512KB |
NONE |
NONE |
(4) 44256 |
(2) 41256 |
NONE |
NONE |
|
640KB |
(18) 41256 |
(18) 4164 |
NONE |
NONE |
NONE |
NONE |
|
1MB |
(18) 41256 |
(18) 41256 |
NONE |
NONE |
NONE |
NONE |
|
1MB |
NONE |
NONE |
(4) 44256 |
(2) 41256 |
(4) 44256 |
(2) 41256 |
|
2MB |
(18) 411000 |
NONE |
NONE |
NONE |
NONE |
NONE |
|
4MB |
(18) 411000 |
(18) 411000 |
NONE |
NONE |
NONE |
NONE |
|
DRAM JUMPER CONFIGURATION | |||
|
Size |
J3 |
J4 |
J5 |
|
512KB |
Closed |
Closed |
Closed |
|
640KB |
Open |
Closed |
Closed |
|
1MB |
Closed |
Open |
Closed |
|
2MB |
Open |
Open |
Closed |
|
4MB |
Closed |
Closed |
Open |