LG OLED55C7P Service Manual

D. Function error
Remote control & Local switch checking
Y
N
1. Remote control(R/C) operating error
Check R/C itself
Operation
Normal
operating?
Normal
operating?
Y
Close
Replace R/C
If R/C operate,
Explain the customer
cause is interference
from light in room.
Check R/C Operating
When turn off light
in room
Check & Replace
Baterry of R/C
Check & Repair
Cable connection
Connector solder
Normal
operating?
Check B+
3.5V
On Main B/D
☞A13
Normal
Voltage?
Close
N
N
Check 7.8V on Power B/D
Replace Power B/D or
Replace Main B/D
(Power B/D don’t have problem)
☞A9
Check IR
Output signal
Normal
Signal?
N
Y
Repair/Replace
IR B/D
N
☞A13
Replace
Main B/D
Y
☞A13
Standard Repair Process
Established
date
Revised date
10/15
Error
symptom
10
Y
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Only for training and service purposes.

LG OLED55C7P Specifications

General

Screen Type	oled
Wall Mount	300mm x 200mm
Features	blade slim design, oled, pixel level dimming, perfect black, infinite contrast, billion rich colors, true color accuracy
Tuner	digital
Screen Size	54.6 inches, 55 inches
Resolution	4k (2160p)
Refresh Rate	60hz
Closed Captioning	yes
HDR	yes
HDR Format	dolby vision, hdr 10
Built-In Speakers	yes
Surround Sound	dts-hd, dolby atmos
Speakers Output	40 watts
HDMI Ports	4
HDMI 2.1 Ports	0
HDMI ARC Ports	yes
USB Ports	3
Ethernet	yes
RF Antenna	yes
Bluetooth	yes
Network	built-in wi-fi, ethernet
Digital Optical Audio Outputs	1
Component Video Inputs	1
Composite Video Inputs	1
DVI	0
SmartTV	webos
Streaming Services	hulu, netflix, vudu, youtube
Voice Assistant	google assistant
Remote Control	magic
3D	no
Power Consumption	179 kilowatt hours
Depth with Stand	8.5 inches
Height with Stand	29.5 inches
Width with Stand	48.4 inches
Net Weight with Stand	42.3 pounds
Depth without Stand	1.8 inches
Height without Stand	28 inches
Net Weight without Stand	38.1 pounds