
SY-3A-40W
www.sy.co.uk
Action
Command
Response
Check the status of the amplifier
settings
600%
A: 1 -> 1
Volume : 30
Bass of LINE: 04
Treble of LINE: 04
Ducking Off
Raise MIC / LINE volume
601%
Volume of MIC: 51
Lower MIC / LINE volume
602%
Volume of MIC: 50
Raise LINE volume
603%
Volume of LINE: 51
Lower LINE volume
604%
Volume of LINE: 50
Raise BASS level
605%
Bass of LINE: 04
Lower BASS level
606%
Bass of LINE: 03
Raise TREBLE level
607%
Treble of LINE: 04
Lower TREBLE level
608%
Treble of LINE: 03
Return to default values
609%
Init OK
Toggle ducking mode
(1)
610%
Ducking On
Direct setting of MIC / LINE volume
5xx%
xx is from 00 to 60
Volume of MIC: 50
Direct setting of LINE volume
7xx%
xx is from 00 to 60
Volume of LINE: 50
Direct setting of BASS level
8xx%
xx
is from
00
to
08
(
804%
gives flat response)
Bass of LINE: 04
Direct setting of TREBLE level
9xx%
xx
is from
00
to
08
(
904%
gives flat response)
Treble of LINE: 04
Notes:
1.
The response to the Toggle Ducking command (610%) is either
Ducking On
or
Ducking
Off
, reflecting the new status after sending the command.
RS232 Commands with ID Values
The 16 position switch sets an ID value for each SY-3A-40W amplifier when they are connected
When the 16 position switch is set to 0, the commands given in the above table are used as stated.
When the 16 position switch is set to a value between 1 and F inclusive, then this ID value must be
included with any RS232 command. For example, to send the command Set MIC Volume at 60 to unit ID 3,
issue the command
3/560%
out of the PC serial port.