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Reference: TLT Communication Parameters
RS-232C IN (CONTROL & SERVICE) Jack Configuration
Note:
This feature is applicable only for 32/43LT572M TVs.
CONTROL
& SERVICE
RS232C IN (CONTROL & SERVICE)
3.5 mm Jack on TV
3
1
2
4
RS232C IN (CONTROL & SERVICE) Jack
4 Contact Configuration
Contact
Description
TXD
Connects to 1 (Tip)
RXD
Connects to 2 (Ring 1)
IR Data Pass-through
Connects to 3 (Ring 2)
GND
Connects to 4 (Sleeve)
Communication Parameters
• Baud rate: 9600 bps (UART)
• Data length: 8 bits
• Parity: None
• Stop bit: 1 bit
Command Reference List
Note:
Commands may work differently depending on model and signal.
Command
1
Command
2
Data
(Hexadecimal)
Command
1
Command
2
Data
(Hexadecimal)
01.
Power
k
a
00 / 01
11. OSD Select
k
l
00 / 01
02. Aspect Ratio
k
c
(see page 91) 12. Remote Control
Lock Mode
k
m
00 / 01
03. Screen Mute
k
d
00, 01, 10
13. Balance **
k
t
00 – 64
04. Volume Mute
k
e
00 / 01
14. Color
Temperature *
x
u
00 – 64
05. Volume
Control
k
f
00 – 64
15. Equalizer
j
v
(see page 93)
06. Contrast *
k
g
00 – 64
16. Tune Command
m
a
(see page 93)
07. Brightness *
k
h
00 – 64
17. Channel
Add/Delete
m
b
00 / 01
08. Color *
k
i
00 – 64
18.
Key
m
c
(see page 94)
09. Tint *
k
j
00 – 64
19. Control
Backlight
m
g
00 – 64
10. Sharpness *
k
k
00 – 32
20. Input Select
(Main)
x
b
(see page 94)
* These features are also adjustable in the Picture Menu.
** This feature is also adjustable in the Sound Menu.