LG OLED55B7P Service Manual

Check
location of
noise
Identify
nose
type
Circuit
noise
Replace PSU
Mechanical
noise
Check location of
noise
※ When the nose is severe, replace the module
(For models with fix information, upgrade the
S/W or provide the description)
OR
※ If there is a “Tak Tak” noise from the
cabinet, refer to the KMS fix information and
then proceed as shown in the solution manual
(For models without any fix information,
provide the description)
※ Mechanical noise is a natural
phenomenon, and apply the 1st level
description. When the customer does not
agree, apply the process by stage.
※ Describe the basis of the description
in “Part related to nose” in the Owner’s
Manual.
E. Noise
Circuit noise, mechanical noise
Established
date
Revised date
14/15
Error
symptom
Standard Repair Process
14

LG OLED55B7P Specifications

General

Screen shape	Flat
Response time	- ms
Display diagonal	54.6 \
Display brightness	- cd/m²
Display technology	OLED
Motion interpolation technology	-
Product color	Silver
Panel mounting interface	300 x 200 mm
PC in (D-Sub)	No
RF ports quantity	1
HDMI ports quantity	4
USB 2.0 ports quantity	3
Consumer Electronics Control (CEC)	SimpLink
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0
Operating system version	3.5
Operating system installed	Web OS
Audio decoders	DTS, Dolby Atmos, DTS-HD
RMS rated power	40 W
High Dynamic Range (HDR) technology	Hybrid Log-Gamma (HLG)
Wi-Fi standards	Wi-Fi 5 (802.11ac)
AC input voltage	120 V
AC input frequency	50 - 60 Hz
Power consumption (standby)	0.5 W
Package depth	228.6 mm
Package width	1450 mm
Package height	825.5 mm
Package weight	27000 g

Weight and Dimensions

Depth (with stand)	226 mm
Height (with stand)	760 mm
Weight (with stand)	20500 g
Depth (without stand)	48.3 mm
Width (without stand)	1229.4 mm
Height (without stand)	708.6 mm
Weight (without stand)	16200 g