Subject REDUCING RESONANT NOISE (BUZZ) AT BACKLIGHT CHASSIS
Model LC-52D65E/S/RU
LC-52DH65E/S/RU
Symptom Some resonant noise (buzz) may be heard from inside back cabinet of the TV unit when it turns on.
Servicing To reduce such kind of noise, please put the insulation tapes (3M Super10) on the Lamp Clip nails at
8 places on the rear BL chassis as a tentative improvement.
For detail instructions, refer to the next page of this technical report.
For a permanent improvement, designing fitness between the Lamp clip nails will be changed.
Parts Ref. Parts code
No. Description
OLD NEW
Q’
ty
Interchangeability
Insulation tape
(3M Super 10) - ZTAPEP179100E
(width17mm,length100mm) 8 D
Interchangeability
A: Completely interchangeable.
B: Interchangeable from OLD to NEW.
C: Interchangeable from NEW to OLD.
D: Not interchangeable.
Production
change
From October 2008 production onward
