LG 88BH7F Owner's Manual page 29

The model and serial number of the product are
located on the back and on one side of the product.
Record them below in case you ever need service.
MODEL
SERIAL NO.
Supplier's Declaration of Conformity
Trade Name LG
Responsible Party LG Electronics USA, Inc.
Address 1000 Sylvan Ave Englewood
Cliffs, NJ 07632
Telephone (201)266-2215
Temporary noise is normal when powering ON or
OFF this device.