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ENGENGLISH

EXTERNAL CONTROL DEVICE SETUP

Communication Parameters

• Baud rate : 9600 bps (UART)

• Data length : 8 bits

• Parity : None

• Stop bit : 1 bit

• Communication code : ASCII code

• Use a crossed (reverse) cable.

Command reference list

(Depending on model)

COMMAND1 COMMAND2

DATA

(Hexadecimal)

COMMAND1 COMMAND2

DATA

(Hexadecimal)

01. Power* k a 00 to 01 15. Balance k t 00 to 64

02. Aspect

Ratio

k c (p.7)

16. Color

(Colour)

Temperature

x u 00 to 64

03. Screen

Mute

k d (p.7)

17. ISM

Method (Only

Plasma TV)

j p (p.8)

04. Volume

Mute

k e 00 to 01 18. Equalizer j v (p.8)

05. Volume

Control

k f 00 to 64

19. Energy

Saving

j q 00 to 05

06. Contrast k g 00 to 64

20. Tune

Command

m a (p.9)

07.

Brightness

k h 00 to 64

21. Channel

(Programme)

Add/Del(Skip)

m b 00 to 01

08. Color/

Colour

k i 00 to 64 22. Key m c Key Codes

09. Tint k j 00 to 64

23. Control

Backlight,

Control Panel

Light

m g 00 to 64

10.

Sharpness

k k 00 to 32

24. Input

select (Main)

x b (p.11)

11. OSD

Select

k l 00 to 01

25. 3D (Only

3D models)

x t (p.11)

12. Remote

Control Lock

Mode

k m 00 to 01

26. Extended

3D (Only 3D

models)

x v (p.12)

13. Treble k r 00 to 64

27. Auto

Configure

j u (p.12)

14. Bass k s 00 to 64

* Note: During playing or recording media, all commands except Power (ka) and Key (mc) are not

executed and treated as NG.

With RS232C cable, TV can communicate "ka command" in power-on or power-off status. but with

USB-to-Serial converter cable, the command works only if TV is on.

Other manuals for LG 55UJ7700

Service Manual66 pages

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LG 55UJ7700 Specifications

General

Screen shape	Flat
Response time	- ms
Display diagonal	54.6 \
Display brightness	- cd/m²
Display technology	LED
Motion interpolation technology	TruMotion
3D	No
App store	LG Content Store
HDCP	Yes
Headphone outputs	-
RF ports quantity	1
HDMI ports quantity	4
USB 2.0 ports quantity	2
Consumer Electronics Control (CEC)	SimpLink
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0
Wi-Fi standards	Wi-Fi 5 (802.11ac)
Operating system version	webOS 3.5
Operating system installed	Web OS
Audio decoders	DTS-HD
RMS rated power	20 W
Power consumption (standby)	0.5 W
Product color	Black
Panel mounting interface	300 x 300 mm
Analog signal format system	NTSC
Digital signal format system	ATSC

Weight and Dimensions

Depth (with stand)	233.6 mm
Height (with stand)	777.2 mm
Weight (with stand)	15921 g
Depth (without stand)	60.9 mm
Width (without stand)	1236.9 mm
Height (without stand)	726.4 mm
Weight (without stand)	15694 g