ABC COMPUTER COMPANY, LTD.
A3886
Processor |
80386SX |
Processor Speed |
20MHz |
Chip Set |
Intel/VLSI |
Max. Onboard DRAM |
20MB |
Cache |
None |
BIOS |
AMI |
Dimensions |
219mm x 195mm |
I/O Options |
None |
NPU Options |
80387SX |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
External battery |
J1 |
Reset switch |
J4 |
Turbo switch |
J2 |
Power LED & Keylock |
J5 |
Turbo LED |
J3 |
Speaker |
J6 |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
» |
Monitor type select color |
JP1 |
Closed |
Monitor type select monochrome |
JP1 |
Open | |
» |
Parity enabled |
JP2 |
Closed |
Parity disabled |
JP2 |
Closed | |
» |
Factory configured - do not alter |
JP3 |
N/A |
» |
CMOS memory normal operation |
JP4 |
Open |
CMOS memory clear |
JP4 |
Closed | |
» |
Pipeline mode enabled |
JP5 |
Closed |
Pipeline mode disabled |
JP5 |
Open | |
» |
Factory configured - do not alter |
JP6 |
N/A |
» |
NPU mode select synchronous with CPU |
JP7 |
Open |
NPU mode select asynchronous with CPU |
JP7 |
Closed |
DRAM CONFIGURATION | |||||||
Size |
Batch |
Bank 0 |
Parity (P-0) |
Bank 1 |
Parity (P-1) |
Bank 2 |
Bank 3 |
512KB |
512K |
(4) 44256 |
(2) 41256 |
NONE |
NONE |
NONE |
NONE |
512KB |
512KS |
NONE |
NONE |
NONE |
NONE |
(2) 256K x 9 |
NONE |
1MB |
1M |
(4) 44256 |
(2) 41256 |
(4) 44256 |
(2) 41256 |
NONE |
NONE |
1MB |
1MS |
NONE |
NONE |
NONE |
NONE |
(2) 256K x 9 |
(2) 256K x 9 |
1.5MB |
1M512 |
(4) 44256 |
(2) 41256 |
(4) 44256 |
(2) 41256 |
(2) 256K x 9 |
NONE |
2MB |
2MK |
(4) 44256 |
(2) 41256 |
(4) 44256 |
(2) 41256 |
(2) 256K x 9 |
(2) 256K x 9 |
2MB |
2MM |
(4) 441000 |
(2) 411000 |
NONE |
NONE |
NONE |
NONE |
2.5MB |
2M512 |
(4) 44256 |
(2) 41256 |
(4) 441000 |
(2) 411000 |
NONE |
NONE |
3MB |
3M |
(4) 44256 |
(2) 41256 |
(4) 44256 |
(2) 41256 |
(2) 1M x 9 |
NONE |
4MB |
4M |
(4) 441000 |
(2) 411000 |
(4) 441000 |
(2) 411000 |
NONE |
NONE |
4MB |
4MS |
NONE |
NONE |
NONE |
NONE |
(2) 1M x 9 |
(2) 1M x 9 |
4.5MB |
4M512 |
(4) 441000 |
(2) 411000 |
(4) 441000 |
(2) 411000 |
(2) 256K x 9 |
NONE |
5MB |
5M |
(4) 44256 |
(2) 41256 |
(4) 44256 |
(2) 41256 |
(2) 1M x 9 |
(2) 1M x 9 |
6MB |
6M |
(4) 441000 |
(2) 411000 |
(4) 441000 |
(2) 411000 |
(2) 1M x 9 |
NONE |
8MB |
8M |
(4) 441000 |
(2) 411000 |
(4) 441000 |
(2) 411000 |
(2) 1M x 9 |
(2) 1M x 9 |
8MB |
8M4S |
NONE |
NONE |
NONE |
NONE |
(2) 4M x 9 |
NONE |
9MB |
9M |
(4) 44256 |
(2) 41256 |
(4) 44256 |
(2) 41256 |
(2) 4M x 9 |
NONE |
12MB |
12M |
(4) 441000 |
(2) 411000 |
(4) 441000 |
(2) 411000 |
(2) 4M x 9 |
NONE |
16MB |
16M4S |
NONE |
NONE |
NONE |
NONE |
(2) 4M x 9 |
(2) 4M x 9 |
17MB |
17M |
(4) 44256 |
(2) 41256 |
(4) 44256 |
(2) 41256 |
(2) 4M x 9 |
(2) 4M x 9 |
20MB |
20M |
(4) 441000 |
(2) 411000 |
(4) 441000 |
(2) 411000 |
(2) 4M x 9 |
(2) 4M x 9 |
Note:After installing memory, run the applicable batch file on your setup disk. This loads the appropriate values into the chipset. |