LG PW1500 Owner's Manual page 125

* Commands may work differently depending on model and signal.
01. Power (Command: k a)
► To control Power *On or Off of the set.
Transmission[k][a][ ][Set ID][ ][Data][Cr]
Data 00 : Power Off
Ack [a][ ][Set ID][ ][OK/NG][Data][x]
► To Show Projector is Power On or *Off
Transmission [k][a][ ][Set ID][ ][FF][Cr]
Ack [a][ ][Set ID][ ][OK][Data][x]
* Similarly, if other functions transmit 'FF' data based on this format,
Acknowledgement feedback presents status about each function.
02. Aspect Ratio (Command: k c)
(Main Picture Size)
► To adjust the screen format. (Main picture format)
You can also adjust the screen format using the Aspect Ratio in the
Q.MENU or PICTURE menu.
Transmission [k][c][ ][Set ID][ ][Data][Cr]
Data
01 : Normal screen (4:3)
04 : Zoom
08 : Full
10 to 1F : Cinema Zoom 1 to 16
Ack [c][ ][Set ID][ ][OK/NG][Data][x]
* Using the PC input, you can select 16:9, 4:3 or Full screen aspect
ratio.
* In DTV/HDMI/Component mode (high-definition), Just Scan is
available.
EXTERNAL CONTROL DEVICE SETUP
01 : *Power On
02 : Wide screen (16:9)
06 : Set by Program
09 : *Just Scan
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