LG 27HJ710S Owner's Manual page 35

Error Acknowledgment
[Command2][ ][Set ID][ ][NG][Data][x]
When the set receives an abnormal piece of Data for an unsupported function or there is a communication error, it
returns ACK in the format above.
Data 00 : Illegal code
Actual Data Structure (Base 16 • Base 10)
•
See the table below when inserting a base-16 value in [Data].
•
The channel setup command (ma) uses a 2-byte base-16 value ([Data]) for channel number input.
00: Step 0
01: Step 1 (Set ID 1)
...
0A: Step 10 (Set ID 10)
...
0F: Step 15 (Set ID 15)
10: Step 16 (Set ID 16)
...
* Commands may work differently depending on the model and signal.
32: Step 50 (Set ID 50)
33: Step 51 (Set ID 51)
...
63: Step 99 (Set ID 99)
...
C7: Step 199
C8: Step 200
...
FE: Step 254
FF: Step 255
...
01 00: Step 256
...
27 0E: Step 9998
27 0F: Step 9999
...
35