EVEREX SYSTEMS, INC.
STEP 386/20
|
Processor |
80386 |
|
Processor Speed |
20MHz |
|
Chip Set |
Unidentified |
|
Video Chip Set |
None |
|
Maximum Onboard Memory |
16MB (8MB located on memory card) |
|
Maximum Video Memory |
None |
|
Cache |
Unidentified |
|
BIOS |
Unidentified |
|
Dimensions |
355mm x 304mm |
|
I/O Options |
External memory card |
|
NPU Options |
80387 |
|
CONNECTIONS | |
|
Purpose |
Location |
|
External memory card |
SL1 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Label |
Position | |
|
Color/mono switch |
S1 |
Unidentified | |
|
|
NPU not installed |
W3 |
Open |
|
NPU installed |
W3 |
Closed | |
|
Step Up not installed |
W14 |
Closed | |
|
Step Up installed |
W14 |
Open | |
|
Bus speed select 6.7MHz |
W17 |
Closed | |
|
Bus speed select 10MHz |
W17 |
Open | |
|
DRAM CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
1MB |
(4) 256K x 9 |
None |
None |
None |
|
2MB |
(4) 256K x 9 |
(4) 256K x 9 |
None |
None |
|
3MB |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
None |
|
4MB |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
|
4MB |
(4) 1M x 9 |
None |
None |
None |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
None |
None |
|
12MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
None |
|
16MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
|
Note: Banks 2 & 3 are located on the memory card. The size of the parity chips is unidentified. | ||||
|
DRAM BANK CONFIGURATION | ||||||
|
Banks used |
RN27 |
RN28 |
RN29 |
RN30 |
RN31 |
RN32 |
|
1 |
Installed |
Not installed |
Not installed |
Installed |
Not installed |
Not installed |
|
2 |
Not installed |
Installed |
Not installed |
Not installed |
Installed |
Not installed |
|
4 |
Not installed |
Not installed |
Installed |
Not installed |
Not installed |
Installed |
|
DRAM BANK CONFIGURATION (CON’T) | ||||||
|
Banks used |
RN58 |
RN59 |
RN60 |
RN61 |
RN62 |
RN63 |
|
1 |
Installed |
Not installed |
Not installed |
Installed |
Not installed |
Not installed |
|
2 |
Not installed |
Installed |
Not installed |
Not installed |
Installed |
Not installed |
|
4 |
Not installed |
Not installed |
Installed |
Not installed |
Not installed |
Installed |
|
SIMM SIZE CONFIGURATION | |
|
Size |
W15 |
|
256K x 9 |
Closed |
|
1M x 9 |
Open |
|
BASE MEMORY CONFIGURATION | |
|
Size |
W16 |
|
512KB |
Closed |
|
640KB |
Open |
|
CACHE CONFIGURATION |
|
Note: The size of the cache is unidentified. |