Datatech Enterprises 386/25, User Manual

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Switch
DIP switch- SW1 on the mainboard is shown below in side and top
Side View
Top View
Figure 2-12: Dip Switch SW1
Memory Size
Four types of module RAM can be installed on the PEM-2530 main-
board. SW1 -1 and SW1 -2 are use to select onboard DRAM type. See
the tables below and the figures on the following pages.
* DTK supports this kind of module RAM. There are two banks of 44256
type DRAM mounted on each RAM module.
I
Table 2-8: Switch Settings for Different Total Memory Size
** DTK supports this kind of module RAM. There are two banks of
411006 type DRAM mounted on the RAM module.
*** Due to the address limitations, this configuration cannot accom-
modate an AT bus RAM card.
14 Chapter 2: Setting Up your System