Instead of using the ES-8's back panel CTL output jacks, or if you have already used all CTL jacks for other functions, it's possible to program the ES-8 to utilize one of it's on-board Loop switches to change your amp's channel (two channels max.)
Here are the steps:
- Connect a 1/4" TRS cable from the CTL 1/2 jack, under the ES-8's EXT CTL section, to your amp's channel selector footswitch jack.
- Select the ES-8 preset that you want to use to set up amp channel switching on one of the 8 available Loop switches.
- Press “Edit” Button repeatedly to bring up the CTL/EXP menu and press “Enter”.
- Use the arrow keys to get to “Number8” and press “Enter”.
- Set FUNCTION (FUNC) to “off” with the – and + keys – This will stop the normal
- operation of Switch Number 8 (Only in this Patch).
- Press the DISPLAY/EXIT button.
- Press the Left/Right Arrow buttons until you get to the ASSIGN 1 screen.
- Press ENTER.
- Press (+/-) to turn the Switch (SW) parameter ON.
- Press the Left/Right Arrow buttons to select Source (SRC)
- Press (+/-) to select NUM5.
- Press the Left/Right Arrow buttons to select MODE (MOD).
- Press (+/-) to select Toggle (TGL).
- Press the Left/Right Arrow buttons to select Category (CATE).
- Press (+/-) to select External Control (E.CTL).
- Press the Left/Right Arrow buttons to select TARGET.
- Press (+/-) to select CTL1.
- Press WRITE three times.