Introduction; General Description - NorthStar HORIZON Random Access Memory User Manual

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
memory options, testing the board and resolving any
difficulties associated with system integration.
The
technicians and engineers who may wish to evaluate the
technical aspects of the board or to undertake its
repair.
1.1.1

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
between these boards is
contain. All three versions incorporate parity error
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. If such defects occur, North Star
Computers, Inc. will repair the defect at no cost to
the
defects resulting from improper use or assembly by
purchaser, nor does it cover transportation to the
factory.
instructions
documentation are not carefully followed.
HRAM
includes information
manual also provides
32K bytes.
purchaser. This
Also, the
included
on selecting
information
The only significant
the amount of memory they
warranty does
warranty is
in
USER/TECHNICAL MANUAL
the various
for service
difference
not extend
invalid if
the accompanying
1
to
all