LG 42LY970H Owner's Manual page 28

The model and serial numbers of the TV are
located on the back and on one side of the
TV. Record them below should you ever need
service.
MODEL
SERIAL
This product qualifies for ENERGY
STAR in the factory default (Home
configuration) setting. Changing the
factory default settings or enabling
other features may increase power consumption
that could exceed the limits necessary to quality
for ENERGY STAR.
Refer to ENERGYSTAR.gov for more
information on the ENERGY STAR program.