IBM 5170 Technical Reference page 5

FEDERAL COMMUNICATIONS
COMMISSION RADIO FREQUENCY
INTERFERENCE STATEMENT
Warning: The equipment described herein has
been certified to comply with the limits for a Class
B computing device, pursuant to Subpart
J
of
Part 15 of FCC rules. Only peripherals (computer
input/output devices, terminals, printers, etc.)
certified to comply with the Class B limits may be
attached to the computer. Operation with
non-certified peripherals is likely to result in
interference to radio and TV reception. If
peripherals not offered by IBM are used with the
equipment, it is suggested to use shielded, grounded
cables with in-line filters if necessary.
CAUTION
The product described herein is equipped with a
grounded plug for the user's safety. It is to be used
in conjunction with a properly grounded receptacle
to avoid electrical shock.
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