UNIDENTIFIED
2MM/SC
|
Processor |
80286 |
|
Processor Speed |
12MHz |
|
Chip Set |
C & T |
|
Max. Onboard DRAM |
4MB |
|
SRAM Cache |
None |
|
BIOS |
AMI |
|
Dimensions |
254mm x 218mm |
|
I/O Options |
None |
|
NPU Options |
80287 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Speaker |
J1 pins 1 & 4 |
Turbo LED |
J3 pins 3 & 4 |
|
Power LED & keylock |
J2 |
External battery |
J4 |
|
Reset switch |
J3 pins 1 & 2 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
Speaker select internal |
J1 |
pins 2 & 3 closed | |
|
Speaker select external |
J1 |
pins 1 & 4 connected | |
|
Battery select internal |
J5 |
pins 1 & 2 closed | |
|
Batery select external 6VDC |
J5 |
pins 3 & 4 closed | |
|
Batery select external 4.5VDC |
J5 |
pins 5 & 6 closed | |
|
Monitor type select color |
J6 |
pins 1 & 2 closed | |
|
Monitor type select monochrome |
J6 |
pins 2 & 3 closed | |
|
Factory configured - do not alter |
J7 |
unknown | |
|
Note:Location of Jumper J7 is unknown. | |||
|
DRAM CONFIGURATION | ||||||
|
Size |
Bank 0(DIP) |
P-0 |
Bank 1 (DIP) |
P-1 |
Bank 0(SIMM) |
Bank 1 (SIMM) |
|
512KB 1 |
(4) 44256 |
(2) 41256 |
NONE |
NONE |
NONE |
NONE |
|
512KB 2 |
NONE |
NONE |
NONE |
NONE |
(2) 256K x 9 |
NONE |
|
1MB 1 |
(4) 44256 |
(2) 41256 |
(4) 44256 |
(2) 41256 |
NONE |
NONE |
|
1MB 2 |
NONE |
NONE |
NONE |
NONE |
(2) 256K x 9 |
(2) 256K x 9 |
|
1.5MB 1 |
(4) 44256 |
(2) 41256 |
(4) 44256 |
(2) 41256 |
(2) 256K x 9 |
NONE |
|
2MB 2 |
NONE |
NONE |
NONE |
NONE |
(2) 1M x 9 |
NONE |
|
2MB 1 |
(4) 44256 |
(2) 41256 |
(4) 44256 |
(2) 41256 |
(2) 256K x 9 |
(2) 256K x 9 |
|
4MB 2 |
NONE |
NONE |
NONE |
NONE |
(2) 1M x 9 |
(2) 1M x 9 |
|
Note 1 :Set JP8 and JP9 pins 1 & 2 closed.Note 2 :Set JP8 and JP9 pins 2 & 3 closed. | ||||||