Method 2 – RS-232
1.
Please connect RS-232 cable between RS-232 Port of
Transmitter or Receiver and PC.
2.
Please see below command codes to adjust volume.
Please note this command code is based on “hexadecimal
system”
Volume
Level
Command Code
Volume
Level
Command Code
0
2003200020200d
32
2003202020200d
1
2003200120200d
33
2003202120200d
2
2003200220200d
34
2003202220200d
3
2003200320200d
35
2003202320200d
4
2003200420200d
36
2003202420200d
5
2003200520200d
37
2003202520200d
6
2003200620200d
38
2003202620200d
7
2003200720200d
39
2003202720200d
8
2003200820200d
40
2003202820200d
9
2003200920200d
41
2003202920200d
10
2003200A20200d
42
2003202A20200d
11
2003200B20200d
43
2003202B20200d
12
2003200C20200d
44
2003202C20200d
13
2003200D20200d
45
2003202D20200d
14
2003200E20200d
46
2003202E20200d
15
2003200F20200d
47
2003202F20200d
16
2003201020200d
48
2003203020200d
17
2003201120200d
49
2003203120200d
18
2003201220200d
50
2003203220200d
19
2003201320200d
51
2003203320200d
20
2003201420200d
52
2003203420200d
21
2003201520200d
53
2003203520200d
22
2003201620200d
54
2003203620200d