Inputs and outputs
Every jack on the HX Stomp, on a diagram you can click — what it's for, and the thing about it that costs people an evening.
HX Stomp · All three faces · schematic, drawn from Line 6’s panel diagram
INPUT L/MONO, RIGHT
TS / TRS, ¼″rear panel
Guitar, bass or synth. For a mono instrument, use L/MONO.
The input has a programmable impedance circuit, the same as a full Helix. If a guitar sounds harsh, that is the control to look for, in Global Settings.
HX Stomp Cheat Sheet (Rev C)Facts about the audio path
The I/O is on three different faces
Send and Return are on the left cheek, MIDI and headphones on the right, and everything else on the back. Plan your pedalboard layout around that — cables come out of all three sides.
HX Stomp Cheat Sheet (Rev C)9 V at 3 A is not a normal pedal supply
Most isolated supplies cannot deliver three amps from one output. Line 6 recommend the supplied adapter only. This catches more new owners than anything else about the device.
HX Stomp Cheat Sheet (Rev C)TRS out to XLR gets you to the desk with no DI
The quarter-inch outputs are balanced on TRS. A pair of TRS-to-male-XLR cables runs straight into a mixing console.
HX Stomp Cheat Sheet (Rev C)The returns can become a permanent aux input
Global Settings > Ins/Outs switches the Return jacks from effects-loop duty to an unprocessed stereo aux in. Set the preset's Input block to Main L/R and you can play along with anything.
HX Stomp 3.80 Owner's ManualThe factory presets tell you what rig they are for
Names beginning FX are effects-only, 4CM are four-cable-method, DIR go direct to a powered speaker, and BAS are the bass rigs. Start from the right prefix and half the setup is done.
HX Stomp Cheat Sheet (Rev C)