IBM 5155 Manual To Operations page 379

If this equipment does cause interference to radio or
television reception, which can be determined by
turning the equipment off and on, the user is
encouraged to try to correct the interference by one or
more of the following measures:
• Reorient the receiving antenna.
• Relocate the equipment with respect to the receiver.
• Move the equipment away from the receiver.
• Plug the equipment into a different outlet so that
equipment and receiver are on different branch
circuits.
• Ensure that card mounting screws, attachment
connector screws, and ground wires are tightly
secured.
• Ensure that card slot covers are in place when no
card is installed.
• If peripherals not offered by mM are used with this
equipment, it is suggested to use shielded, grounded
cables, with in-line filters if necessary.
If necessary, consult your dealer service representative
for additional suggestions.
The manufacturer is not responsible for any radio or
TV interference caused by unauthorized modifications
to this equipment. It is the responsibility of the user to
correct such interference.
CAUTION: This product is equipped with a line cord
and plug designed for the user's safety.
It
is to be used
with a properly grounded power receptacle to avoid
electrical shock.
January 1984 Cluster Adapter 3