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# EVEREX SYSTEMS, INC.
TEMPO 386/20,25 (EV-1869)
Processor 80386DX
Processor Speed 20/25MHz
Chip Set Everex
Max. Onboard DRAM 8MB
Cache None
BIOS Everex
Dimensions 330mm x 218mm
I/O Options 32-bit external memory card slot
NPU Options 80387/3167
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-----------------+----------+--------------------+----------|
| Front panel LED | J16 | External battery | J23 |
|-----------------+----------+--------------------+----------|
| Speaker | J17 | 32-bit external | S1 |
| | | memory card | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|-------------------------------+--------+-------------------|
| » | DRAM wait states select 0 | J18 | pins 2 & 3 closed |
|---+---------------------------+--------+-------------------|
| | DRAM wait state select 1 | J18 | pins 1 & 2 closed |
|---+---------------------------+--------+-------------------|
| » | NPU wait states select 0 | J19 | pins 2 & 3 closed |
|---+---------------------------+--------+-------------------|
| | NPU wait states select 1 | J19 | pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 | NONE | NONE |
| | | 9 | | |
|--------+--------------+-------------+-----------+----------|
| 3MB | (4) 256K x 9 | (4) 256K x | (4) 256K | NONE |
| | | 9 | x 9 | |
|--------+--------------+-------------+-----------+----------|
| 4MB | (4) 256K x 9 | (4) 256K x | (4) 256K | (4) 256K |
| | | 9 | x 9 | 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 | NONE |
| | | | 9 | |
|--------+--------------+-------------+-----------+----------|
| 16MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x | (4) 1M x |
| | | | 9 | 9 |
|------------------------------------------------------------|
| Note:Banks 2 and 3 are used when a 32-bit external memory |
| card is installed at S1. |
+------------------------------------------------------------+