ARNOS INSTRUMENTS & COMPUTER SYSTEMS, INC.
A386-25/33/40C
|
Processor |
80386DX |
|
Processor Speed |
25/33/40MHz |
|
Chip Set |
AIC |
|
Max. Onboard DRAM |
64MB |
|
Cache |
64/128/256KB |
|
BIOS |
AMI/Phoenix |
|
Dimensions |
259mm x 219mm |
|
I/O Options |
None |
|
NPU Options |
3167 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
External battery |
X5 |
Turbo switch |
X15 |
|
Reset switch |
X13 |
Speaker |
X16 |
|
Turbo LED |
X14 |
Power LED & keylock |
X17 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
| » |
Factory configured - do not alter |
S3 |
open |
| » |
Battery type select 5VDC or less |
S4 |
pins 1 & 2 Closed |
|
Battery type select greater than 5VDC |
S4 |
pins 2 & 3 Closed | |
| » |
Monitor type select color |
S5 |
closed |
|
Monitor type select monochrome |
S5 |
open | |
| » |
Factory configured - do not alter |
S6 |
pins 2 & 3 Closed |
| » |
Battery select internal |
S7 |
pins 1 & 2 Closed |
|
Battery select external |
S7 |
pins 2 & 3 Closed | |
| » |
Power good signal detect from board |
S9 |
pins 1 & 2 Closed |
|
Power good signal detect from power supply |
S9 |
pins 2 & 3 Closed | |
|
CPU TYPE CONFIGURATION | ||
|
CPU Type |
S6 |
S9 |
|
80486DX2 |
pins 1 & 2 closed |
pins 1 & 2 and 3 & 4 closed |
|
80486DX |
pins 1 & 2 closed |
pins 1 & 2 and 3 & 4 closed |
|
80487SX |
pins 2 & 3 closed |
pins 1 & 2 and 3 & 4 closed |
|
80486SX |
open |
pins 2 & 3 closed |
|
DRAM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
1MB |
(4) 256K x 9 |
NONE |
|
2MB |
(4) 256K x 9 |
(4) 256K x 9 |
|
4MB |
(4) 1M x 9 |
NONE |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
|
16MB |
(4) 4M x 9 |
NONE |
|
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
|
64MB |
(4) 16M x 9 |
NONE |
|
CACHE JUMPER CONFIGURATION | |||
|
Size |
S1 |
S2 |
S8 |
|
64KB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
128KB |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
256KB |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
CACHE CONFIGURATION | |||
|
Size |
Cache |
Location |
TAG |
|
64KB |
(8) 8K x 8 |
Banks 0 & 1 |
(2) 8K x 8 |
|
128KB |
(4) 32K x 8 |
Bank 0 |
(2) 8K x 8 |
|
256KB |
(8) 32K x 8 |
Banks 0 & 1 |
(2) 32K x 8 |