Vision AV-1700+ Owner's Manual page 7

RS-232 CODES
Table 1: Control Codes
HEX
Codes On Remote
A5 11 11 ON
A5 15 15 OFF
A5 05 05 MUTE
A5 01 01 INPUT1
A5 09 09 INPUT2
A5 10 10 INPUT3
A5 02 02 INPUT4
A5 08 08 TREBLE+
A5 0D 0D TREBLE-
A5 0C 0C BASS+
A5 12 12 BASS-
A5 00 00 RESET
A5 07 07 MIC+
A5 0B 0B MIC-
A5 06 06 VOL+
A5 04 04 VOL-
A command is structured of A5 then the command twice e.g. turn on: send A5 then send 11
twice.
Each part of the code is preceded by "0x" so the longhand is 0x65 0x11 0x11
Function
Bring out of standby
Put into standby
Mute on/off (Standby activates after 30 minutes of mute)
Input select 1
Input select 2
Input select 3
Input select 4
Increase treble gain by +1dB
Decrease treble gain by -1dB
Increase bass gain by +1dB
Decrease bass gain by -1Db
Reset tone
Mic volume + (also cancels mute if active)
Mic volume - (also cancels mute if active)
Volume + (also cancels mute if active)
Volume - (also cancels mute if active)
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