Hall Research VSM-I-A-4-JA4 - Manual (Page 16)

User’s Manual
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4.4 Special Commands
Command: FD« Stands for Recall Factory Defaults
Response: FD«
Command: FW« Stands for Firmware Version
Response: FWx.y«
Command: ST« Stands for Status request
Response: PW1«
CV1,m« CV2,m« CV3,m« CV4,m«
CA1,m« CA2,m« CA3,m« CA4,m«
4.5 Error Responses
ERR1« Command is not recognized, has invalid parameter or wrong syntax
ERR2« The only valid command while power is off is Power Status query (PW«), all
other commands issued while power is off will result in this error message
Notice Factory Default command will clear all audio/video ties and
presets. The units with IP interface have a slightly different
response to this command. Please see section 5.3 for further details
Notice The 4x4 VSM matrices equipped with IP Port have additional Serial
Commands to change IP address parameters. Please refer section
5.3 IP Specific Serial Commands for further info