Routine Maintenance
B-2
SIMATIC PCS 7 OSx 4.0.0 Hardware (PA RISC)
B.1 General Operating Procedures
Routine
maintenance on the system consists mainly of developing and using
good housekeeping habits. Keep the area clear of debris and clutter that can
hinder operations. Periodically check wires, cables, and other parts of the
system for obvious damage. Perform repairs or replace damaged parts as
required. Refer to the appropriate removal and replacement procedures, if
you need parts replacement guidance.
Follow the installation guidelines to avoid problems, such as stray magnetic
fields coming from nearby motors, copy machines, and similar devices. Y
our
AC power lines should also be installed with sufficient filtering to prevent
transients or other line fluctuations capable of damaging the system.
Problems can occur
, however
, with infrequent situations. Welding or other
maintenance functions can be performed near your system. If this occurs,
take every precaution to ensure proper protection for critical areas of the
system. Areas subject to damage from this type of interference include hard
disks, floppy diskettes, magneto-optical disks, and color monitors.
Overview
A
voiding Exter
nal
Interference
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