LG BX220-JD - Manual (Page 28)

RS-232C
28
External control device setup
05. Contrast (Command2:g)
➜ To adjust screen contrast.
Transmission
Data Min : 0 ~ Max : 64
* Refer to ‘Real data mapping 1’.
Data Min : 0 ~ Max : 64
[k] [g] [ ] [Set ID] [ ] [Data] [Cr]
[g] [ ] [Set ID] [ ] [OK] [Data] [x]
Ack
01. Power (Command2:a)
➜ To control Power On/Off of the Projector.
Transmission
Data 0 : Power Off
1 : Power On
[k] [a] [ ] [Set ID] [ ] [Data] [Cr]
[k] [a] [ ] [Set ID] [ ] [FF] [Cr]
[a] [ ] [Set ID] [ ] [OK] [Data] [x]
[a] [ ] [Set ID] [ ] [OK] [Data] [x]
Ack
Ack
Data 0 : Power Off
1 : Power On
➜ To show Power On/Off status.
Transmission
Data 0 : Power Off
1 : Power On
* In like manner, if other functions transmit ‘0xFF’ data based
on this format, Acknowledgement data feed back presents
status about each function.
* The transmission data for RGB-DTV(Data:6) input select is
changed to RGB-PC(Data:7) for the identical mode processing.
In like manner, the data of transmission for DVI-DTV(Data:8)
input select is changed to DVI-PC(Data:9).Therefore,if you send
command to select RGB-DTV or DVI-DTV source,you will recieve
changed data in the Ack message.
02. Input Select (Command2:b)
➜ To select input source for the Set.
Transmission
Data 2 : Video 3 : S-Video 4 : Component
7 : RGB-PC 9 : DVI-PC
Data 2 : Video 3 : S-Video 4 : Component
6 : RGB-DTV 7 : RGB-PC 8 : DVI-DTV
9 : DVI-PC
[k] [b] [ ] [Set ID] [ ] [Data] [Cr]
[b] [ ] [Set ID] [ ] [OK] [Data] [x]
Ack
03. Aspect Ratio (Command2:c)
➜ To adjust the screen format.
Transmission
Data 1 : Normal Screen( 4:3)
2 : Wide Screen(16:9)
Data 1 : Normal Screen( 4:3)
2 : Wide Screen(16:9)
[k] [c] [ ] [Set ID] [ ] [Data] [Cr]
[c] [ ] [Set ID] [ ] [OK] [Data] [x]
Ack
04. Screen Mute (Command2:d)
➜ To select screen mute on/off.
Transmission
Data 0 : Screen Mute Off (Picture On)
1 : Screen Mute On (Picture Off)
Data 0 : Screen Mute Off (Picture On)
1 : Screen Mute On (Picture Off)
[k] [d] [ ] [Set ID] [ ] [Data] [Cr]
[d] [ ] [Set ID] [ ] [OK] [Data] [x]
Ack
* Real data mapping 1
0 : Step 0
A : Step 10
F : Step 15
10 : Step 16
64 : Step 100
* Real data mapping 2
0 : Step -50
32 : Step 0
64 : Step 50