LG RL-JA20 Owner's Manual page 62

External control device setup
17. Twin Picture Mode Select
(Command2-1:4, Command2-2:1)
To control the twin picture.
Transmission
[k] [4] [1] [ ] [Set ID] [ ] [Data] [Cr]
Data 00 : FULL 01 : TWIN 1 02 : TWIN 2
Ack
[4] [1] [ ] [Set ID] [ ] [OK] [Data] [X]
Data 00 : FULL 01 : TWIN 1 02 : TWIN 2
18. Volume Mute (Command2-1:5, Command2-2:4)
To control volume mute on/off.
Transmission
[k] [5] [4] [ ] [Set ID] [ ] [Data] [Cr]
Data 00 : Volume Mute On (Volume Off)
01 : Volume Mute Off (Volume On)
Ack
[5] [4] [ ] [Set ID] [ ] [OK] [Data] [X]
Data 00 : Volume Mute On (Volume Off)
01 : Volume Mute Off (Volume On)
19. Volume Control (Command2-1:5, Command2-2:0)
To adjust volume.
Transmission
[k] [5] [0] [ ] [Set ID] [ ] [Data] [Cr]
Data Min : 00 ~ Max : 64
* Refer to 'Real data mapping 1'.
* Always marks data value with Hexadecimal.
That is, marks with two-place Hexadecimal
while writing and read data is also marked with
Hexadecimal value.
Ack
[5] [0] [ ] [Set ID] [ ] [OK] [Data] [X]
Data Min : 00 ~ Max : 64
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20. OSD Lock mode
(Command2-1:9, Command2-2:0)
This function operates Local Keypad and
Remote control Lock so that only Power button
on Local Keypad works with "OSD Lock On".
Transmission
[k] [9] [0] [ ] [Set ID] [ ] [Data] [Cr]
Data 00 : OSD Lock Mode Off
01 : OSD Lock Mode On
Ack
[9] [0] [ ] [Set ID] [ ] [OK] [Data] [X]
Data 00 : OSD Lock Mode Off
01 : OSD Lock Mode On
21. Remote Control Lock mode
(Command2-1:9, Command2-2:1)
To lock the front panel controls on the
projector and remote control.
Transmission
[k] [9] [1] [ ] [Set ID] [ ] [Data] [Cr]
Data 00 : Remote Control Lock Off
01 : Remote Control Lock On
Ack
[9] [1] [ ] [Set ID] [ ] [OK] [Data] [X]
Data 00 : Remote Control Lock Off
01 : Remote Control Lock On
* If you're not use the remote control, set this mode.