LG 42LB5800-UG Service Manual

D. Function error_ No response in remote controller,
k
Established
Error
t
2014 1 6
Standard Repair Process Detail Technical Manual
P4102
Remote controller operation checking method
k
ey erro
r
<ALL MODELS>
A27
date
Revised
date
symp
t
om
Content
LCD TV
2014
.
1
.
6
P4102
1
GND
2
KEY1
3
KEY2
4
+3.5V_ST
③
5
GND
6
LOGO/LED_R
7IR
8GND
9
EYE SCL
④
9
EYE
_
SCL
10 EYE_SDA
Checkin
g
order
①
②
g
1, 2. Check IR cable condition between IR & Main board.
3. Check the st-by 3.5V on the terminal 6.
4. When checking the Pre-Amp when the power is in ON condition, it is normal when the Analog
Tester needle moves slowly, and defective when it does not move at all.
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Copyright ⓒ 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only

LG 42LB5800-UG Specifications

General

Screen Type	led
Wall Mount	400mm x 400mm
Tuner	digital
Screen Size	41.9 inches, 42 inches
Screen Technology	qled
Resolution	full hd (1080p)
Refresh Rate	120hz
HDR	yes
HDMI Ports	3
HDMI 2.1 Ports	0
USB Ports	3
RF Antenna	yes
Headphones Output	no
Digital Optical Audio Outputs	1
Analog Audio Outputs	0
Component Video Inputs	1
Composite Video Inputs	1
DVI	0
SmartTV	webos
Streaming Services	hulu, netflix, youtube
Voice Assistant	other
Remote Control	standard
3D	no
Power Consumption	36.52 kilowatt hours
Depth with Stand	10.04 inches
Height with Stand	26.61 inches
Width with Stand	37.88 inches
Net Weight with Stand	20.9 pounds
Depth without Stand	2.19 inches
Height without Stand	22.32 inches
Net Weight without Stand	20.3 pounds