User's Manual
VP-725xl Communication Protocol 
49 
49 
Control Type 
Function  Parameter  Description 
Set 
Get 
0  1  153 
0: HDMI1 
1: HDMI2 
2: HDMI3 
3: HDMI4 
Select HDMI group channel 
Note : 
Error when SELECT ≠ Video Group / Audio Group / 
AV Group 
0  1  154 
0: COMP1 
1: COMP2 
2: COMP3 
3: COMP4 
Select COMP group channel 
Note : 
Error when SELECT ≠ Video Group / Audio Group / 
AV Group 
0  1  155 
0: YC1 
1: YC2 
2: YC3 
3: YC4 
Select YC group channel 
Note : 
Error when SELECT ≠ Video Group / Audio Group / 
AV Group 
0  1  156 
0: CV1 
1: CV2 
2: CV3 
3: CV4 
Select CV group channel 
Note : 
Error when SELECT ≠ Video Group / Audio Group / 
AV Group 
0  1  157 
0: VGA1 
1: VGA2 
2: VGA3 
3: VGA4 
4: HDMI1 
5: HDMI2 
6: HDMI3 
7: HDMI4 
8: COMP1 
9: COMP2 
10: COMP3 
11: COMP4 
12: YC1 
13: YC2 
14: YC3 
15: YC4 
16: CV1 
17: CV2 
18: CV3 
19: CV4 
20: USB 
Select Master Input channel 
Note : 
Error when SELECT ≠ Scaler / Master Audio / 
Master AV 
0  1  158 
0: All Off 
1: Override 
2: Mix 
3: Talk Over 
MIC Control (not available for VP-725xl) 
0  1  159  -30 ~ +10  VGA Group In Volume (not available for VP-725xl) 
0  1  160  -30 ~ 10  VGA Group Out Volume (not available for VP-725xl) 
0  1  161  -30 ~ +10  HDMI Group In Volume (not available for VP-725xl) 
0  1  162  -30 ~ 10 
HDMI Group Out Volume (not available for 
VP-725xl) 
0 
1 
163 
-30 ~ +10 
COMP Group In Volume (not available for VP-725xl) 
0  1  164  -30 ~ 10 
COMP Group Out Volume (not available for 
VP-725xl) 
0  1  165  -30 ~ +10  YC Group In Volume (not available for VP-725xl) 
0  1  166  -30 ~ 10  YC Group Out Volume (not available for VP-725xl) 
0  1  167  -30 ~ +10  CV Group In Volume (not available for VP-725xl) 
0  1  168  -30 ~ 10  CV Group Out Volume (not available for VP-725xl) 
0 
1 
169 
-30 ~ +10 
Master In Volume (not available for VP-725xl) 
0 
1 
170 
-100 ~ 24 
Master Out Volume (not available for VP-725xl) 
0 
1 
171 
-100 ~ 24 
MIC In Volume (not available for VP-725xl) 
0  1  172 
0: OSD ON = disable 
1: OSD ON = enable 
To Enable / Disable OSD ON 










