Panasonic KX-T7420 Operating Instructions Manual page 33

D. If the product does not operate
normally by following the
operating instructions. Adjust
only those controls, that are
covered by the operating
instructions because improper
adjustment of other controls
may result in damage and will
often require extensive work by
a qualified technician to restore
the product to normal
operation.
E. If the product has been dropped
or the cabinet has been
damaged.
F. If the product exhibits a distinct
change in performance+
! 2. Avoid using a telephone (other
than a cordless type) during an
electrical storm. There may be a
remote risk of electric shock from
lightning.
13. Do not use the telephone to report
a gas leak in the vicinity of the
leak.
SAVE THESE
INSTRUCTIONS
33