Kramer VP-4x1 CS User Manual page 33

Note: Before sending any of these codes, the command 2A 86 80 81 must be
sent.
IN 1
16 81 80* 81
*
16 81 8D 81
*
16 81 BF 81
*
16 81 C6 81
The following table lists the hex codes that increase or decrease the audio output
gain.
Increase
Decrease
The following table lists the hex codes that set the audio output gain.
Note: Before sending any of these codes, the command 2A 87 80 81 must be
sent.
OUT 1
16 81 80* 81
16 81 9E
16 81 B2
*BYTE 3 = 0x80 + Gain Value (0x00-0x32)
30
IN 2 IN 3
16 82 80* 81 16 83 80* 81
*
16 82 8D 81 16 83 8D
*
16 82 BF 81 16 83 BF
*
16 82 C6 81 16 83 C6
* BYTE 3 = 0x80 + Gain Value (0x00-0x46)
OUT 1 OUT 2
18 81 80 81 18 82 80 81
18 81 81 81 18 82 81 81
*
81
*
81
IN 4 Level [Rel]
16 84 80* 81
* *
81 16 84 8D 81
* *
81 16 84 BF 81
* *
+7dB (Max)
81 16 84 C6 81
OUT 3
18 83 80 81 18 84 80 81
18 83 81 81 18 84 81 81
Level [Rel]
-30dB
0dB
+20dB
-63dB Mute
-50dB
0dB
OUT 4
VP-4x1CS - Kramer Protocol 2000