LG 32LD650H Owner's Manual page 151

The model and serial number of the TV is located
on the back and/or on one side of the TV.
Record these numbers below should you ever need
service.
MODEL
SERIAL
1-800-243-0000
1-888-865-3026
1-888-542-2623
LG Customer Information Center
This product qualifies for ENERGY STAR in the "factory default"
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.
USA, Consumer User
USA, Commercial User
CANADA