controls that are covered by the operating instructions. Improper adjustment may require extensive work by a qualified technician to restore the telephone to normal operation.
E. If the telephone has been dropped
or the case has been damaged. F. If the telephone exhibits a distinct
change in performance.
15.Never install telephone wiring during a lightning storm.
16.Never install telephone jacks in wet locations unless the jack is specifically designed for wet locations.
17.Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the network interface.
E
