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INTRODUCTION
This manual supplies the user of the HORIZON Random
Access Memory (HRAM) board with information he or she
needs to install the board and put it into operation.
This includes information on selecting the various
memory options, testing the board and resolving any
difficulties associated with system integration.
The
manual
technicians and engineers who may wish to evaluate the
technical aspects of the board or to undertake its
repair.
1.1
GENERAL DESCRIPTION
The HRAM board is a random access memory board designed
for use in the HORIZON computer system.
There are three versions of the HRAM board: HRAM-64
with 64K bytes, HRAM-48 with 48K bytes, and HRAM-32
with
32K
between these boards is the amount of memory they
contain.
checking and bank switching capabilities.
1.2
WARRANTY
North Star Computers, Inc., warrants the electrical and
mechanical parts and workmanship of this product to be
free of defects for a period of 90 days from date of
purchase.
Inc.
will
purchaser.
resulting from improper use or assembly by purchaser,
nor does it cover transportation to the factory.
the warranty is invalid if all instructions included in
the
accompanying
followed.
HRAM
also
provides
bytes.
The
only
All three versions incorporate parity error
If such defects occur, North Star Computers,
repair
the
defect
This warranty does not extend to defects
documentation
1-1
information
for
significant
difference
at no
cost
are
not
USER/TECHNICAL MANUAL
1
service
to the
Also,
carefully
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