OLIVETTI
========

   EXM 25-871 MEMORY EXPANSION BOARD

   Card Type              Memory card                             
   Maximum Onboard Memory 4MB                                     
   Data Bus               Unidentified                            

<gopher://bitreich.org/I/th99/i/M-O/54261-1.png>
                                                         

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   | Note: The size and orientation of the DRAM modules is      |
   | unidentified.                                              |
   +------------------------------------------------------------+

+-----------------------------------------------------------------------+
|                       DRAM SWITCH CONFIGURATION                       |
|-----------------------------------------------------------------------|
| Size  |L07LL/1|L07LL/2|L07LL/3|L07LL/4|L07LL/5|L07LL/6|L07LL/7|L07LL/8|
|-------+-------+-------+-------+-------+-------+-------+-------+-------|
|2048KB |  Off  |  Off  |  Off  |  Off  |  Off  |  Off  |  Off  |  Off  |
|-------+-------+-------+-------+-------+-------+-------+-------+-------|
|6144KB |  Off  |  Off  |  Off  |  Off  |  Off  |  Off  |  Off  |  Off  |
|-------+-------+-------+-------+-------+-------+-------+-------+-------|
|10240KB|  Off  |  Off  |  Off  |  Off  |  Off  |  Off  |  Off  |  Off  |
|-------+-------+-------+-------+-------+-------+-------+-------+-------|
|18432KB|  Off  |  Off  |  Off  |  Off  |  Off  |  Off  |  Off  |  On   |
|-------+-------+-------+-------+-------+-------+-------+-------+-------|
|22528KB|  Off  |  Off  |  Off  |  Off  |  Off  |  Off  |  Off  |  On   |
|-------+-------+-------+-------+-------+-------+-------+-------+-------|
|34816KB|  Off  |  Off  |  Off  |  Off  |  Off  |  Off  |  On   |  Off  |
+-----------------------------------------------------------------------+

+-----------------------------------------------------------------------+
|                       DRAM SWITCH CONFIGURATION                       |
|-----------------------------------------------------------------------|
| Size  |L06LL/1|L06LL/2|L06LL/3|L06LL/4|L06LL/5|L06LL/6|L06LL/7|L06LL/8|
|-------+-------+-------+-------+-------+-------+-------+-------+-------|
|4096KB |  Off  |  Off  |  On   |  On   |  Off  |  Off  |  Off  |  Off  |
|-------+-------+-------+-------+-------+-------+-------+-------+-------|
|8192KB |  Off  |  On   |  On   |  On   |  Off  |  On   |  Off  |  Off  |
|-------+-------+-------+-------+-------+-------+-------+-------+-------|
|12288KB|  On   |  Off  |  On   |  On   |  On   |  Off  |  Off  |  Off  |
|-------+-------+-------+-------+-------+-------+-------+-------+-------|
|20840KB|  Off  |  Off  |  On   |  On   |  Off  |  Off  |  Off  |  Off  |
|-------+-------+-------+-------+-------+-------+-------+-------+-------|
|24576KB|  Off  |  On   |  On   |  On   |  Off  |  On   |  Off  |  Off  |
|-------+-------+-------+-------+-------+-------+-------+-------+-------|
|36884KB|  Off  |  Off  |  On   |  On   |  Off  |  Off  |  Off  |  Off  |
+-----------------------------------------------------------------------+