15LS1R (CHASSIS:LP68A) - LG TV Service Manual (repair manual). Page 13

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SERVICE REMOTE CONTROL
NO.
KEY
FUNCTION
REMARK
1
POWER
To turn the TV on or off
2
MUTE
To activate the mute function.
3
P-CHECK
To check TV screen image easily
Shortcut keys
4
S-CHECK
To check TV screen sound easily
Shortcut keys
5
ARC(23inch)
To select size of the main screen
Shortcut keys
(Auto, 4:3, 16:9, 14:3, Zoom, Cinema Zoom)
6
CAPTION
Switch to closed caption broadcasting
7
TXT
To toggle on/off the teletext mode
8
TV/AV
External input
9
IN-START
To enter adjustment mode when manufacturing the TV sets.
Use the AV key to
In-Start 
$ Vol± $ Auto ADC$Vol± $ W/B adjustment
enter the screen W/B
$ Exit two times(Adjustment completed)
adjustment mode.
10
MPX
To select the multiple sound mode 
(Mono, Stereo or MPEG, DOLBY, Digital)
11
EXIT
To release the adjustment mode
12
APC(PSM)
To easily adjust the screen according to surrounding brightness
13
ASC(SSM)
To easily adjust sound according to the program type
14
MULTIMEDIA
External input
Shortcut keys
15
CH ±
To move channel up/down or to select a function displayed on the screen.
16
VOL ±
To adjust the volume or accurately control a specific function.
17
ENTER
To set a specific function or complete setting.
18
CH-(OP1)
To use as a red key in the teletext mode
19
CH+(OP2)
To use as a green key in the teletext mode
20
SWAP(OP3)
To use as a yellow key in the teletext mode
21
INPUT(OP4)
To use as a blue key in the teletext mode
22
MENU
To select the functions such as video, voice, function or channel.
23
IN-STOP
To set the delivery condition status after manufacturing the TV set.
24
HOLD
Used as a hold key in the teletext mode (Page updating is stopped.)
25
TIME
Displays the teletext time in the normal mode 
Enables to select the sub code in the teletext mode
26
SIZE
Used as the size key in the teletext mode
27
INDEX
Used as the index key in the teletext mode 
(Top index will be displayed if it is the top text.)
28
UPDATE
Used as the update key in the teletext mode 
(Text will be displayed if the current page is updated.)
29
MODE
Used as Mode in the teletext mode
30
TILT
To set IIC SW "0" or "1" in the adjustment mode
31
0~9
To manually select the channel.
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