Lightware MMX8x4-HT420M User Manual page 189

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12. Appendix
Infra Category
HT400MC
Expression
Ports
Send pronto hex code D1-D4
Audio Category
Expression
Set Mic input channel volume on mixer
Increase Mic input channel volume on mixer
Decrease Mic input channel volume on mixer
Mute Mic input channel volume on mixer
Unmute Mic input channel volume on mixer
Set Line input channel volume on mixer
Increase Line input channel volume on mixer
Decrease Line input channel volume on mixer
Mute Line input channel volume on mixer
Unmute Line input channel volume on mixer
Set HDMI input channel volume on mixer
Increase HDMI input channel volume on mixer
Decrease HDMI input channel volume on mixer
Mute HDMI input channel volume on mixer
Unmute HDMI input channel volume on mixer
Set Line output channel volume on mixer
Increase Line output channel volume on mixer
Decrease Line output channel volume on mixer
Mute Line output channel volume on mixer
Action
HT420M HDMI-4K-A HDMI-4K-A-USB20
Ports Ports Ports
D1-D6 D1-D4 D1-D4 Pronto hex
Action
Parameters HT400MC Parameters HT420M
Volume: 0dB to -80dB
N/A
N/A
N/A
N/A
Volume: 0dB to -80dB
N/A
N/A
N/A
N/A
Volume: 0dB- to -80dB
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
Applied firmware package: v1.3.0 | LDC software: v2.4.2
MMX8x4-HT series – User's Manual
Unmute Line output channel volume on mixer
Ethernet Category
Parameters
Expression
Send TCP command
Send UTP command

INFO: The maximum length of the code can be 184 characters (184bytes).
EDID Category
Expression
Switch EDID
GPIO Category
Expression
Open contact on relay
Close contact on relay
Toggle contact on relay
CEC Category
Expression
Send command '<cec_command_text>'
Send custom command
INFO:
For the entire list of CEC commands see the
Action
N/A
Action
HT400MC HT420M
Parameters Parameters
Message, IP address, Port number
Message, IP address, Port number
Action
Parameters Parameters Parameters
HT400MC HT420M HDMI-4K-A
F1-F149 F1-F149 F1-F149
D1-D5 E1-E8 D1-D5 E1-E8 D1-D8 E1-E8
U1-U27 U1-U27 U1-U24
Action
HT420M Ports
P1-P4
P1-P4
P1-P4
Action
HT420M Ports
I1-I8; O1-O5
I1-I8; O1-O5
CEC Command Sending section.
189
HDMI-4K-A-
HDMI-4K-A
USB20
Parameters
Parameters
Parameters
HDMI-4K-A-USB20
F1-F149
D1-D8 E1-E8
U1-U24
HDMI-4K-A-USB20 Ports
P1-P4
P1-P4
P1-P4
Parameters
N/A
CEC command in
hex format