User Manual
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ES-1203 Cod. 420120253 REV. 1.0
INPUT, OUTPUT AND CONTROL SECTION
1. Balanced MIC/INSTRUMENT Input
This is an XLR or TRS (balanced or unbalanced) combo connector input.
It allows you to connect a microphone or instrument with a high output impedance (e.g. a guitar). See chapters
4 and 5 for details of the channel settings.
2. Balanced LINE/MIC Input (CH.1)
This is an XLR or TRS (balanced or unbalanced) combo connector input.
It allows you to connect a microphone or line signal (e.g. from a mixer or instrument with a line output
impedance, such as an electronic keyboard).
It can function as a mono channel, or as the left channel in a stereo input connection, when used together with
input [3]. See chapters 4 and 5 for details of the channel settings.
4. OLED Screen
This screen displays all the control settings and congurable system settings.
5. Functions control (Push-rotary encoder)
This push-rotary button selects or conrms a parameter, or passes from one screen to another (shortcut) when
browsing the system menu.
3. Balanced LINE/MIC Input (CH.2)
This is an XLR or TRS (balanced or unbalanced) combo connector input.
It allows you to connect a microphone or line signal (e.g. from a mixer or instrument with a line output
impedance, such as an electronic keyboard).
It can function as a mono channel, or as the right channel in a stereo input connection, when used together
with input [2]. See chapters 4 and 5 for details of the channel settings.
6. Aux/Mix Output
This is an XLR connector output.
It allows you to send the system total output signal (AUX) to a second speaker.
Alternatively, it allows you to send the appropriate channel (MIX: left or right) to a second ES1203 system to
create a DOUBLE COLUMN conguration. See chapter 3 for further details.
7. “PEAK” LED
This lights to indicate when the amplier protection circuit has intervened. Avoid using an input level that
makes this circuit intervene too often.
8. “Service/Data” USB PORT
This is a mini type-B USB port to be used exclusively for updating the rmware. See the related section.
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