TC Electronic Flashback 2 X4 Delay Pedal
Quick start guide for the TC Electronic Flashback 2 X4 Delay pedal. Learn about control functions, input/output connections, MASH footswitch operation, and technical specifications.
Table of contents
Manual images
Click an image to enlargeQuick guide from the manual
This guide provides essential setup and operation instructions for the TC Electronic Flashback 2 X4 Delay pedal. It covers the primary controls, connection options, and MASH functionality to help you get started quickly.
Controls Overview
The top panel of the pedal features several knobs and footswitches to shape your sound:

- Delay Type: Selects the delay engine, TonePrint slots 1-6, or the looper mode.
- SUBDIV: Adjusts the rhythmic subdivision of the beat or custom settings.
- DELAY: Controls the delay time.
- FEEDBACK: Determines the number of delay repeats.
- BANK/STORE: Toggle between presets 1-3 or 4-6. Press down to store current settings to the selected preset.
- LEVEL: Adjusts the volume of the delay repeats.
- Footswitches: Used to select presets and engage the MASH functionality.
- TAP: Tap in rhythm to set the delay tempo; also performs undo/redo in looper mode.
Connections
The rear panel contains all necessary I/O ports and configuration switches:

- INPUT: Connect your guitar using a standard 1/4" instrument cable. For stereo, use the Mono and Stereo jacks.
- OUTPUT: Connect to your amplifier or the next pedal in your chain.
- EXP: Connect an optional expression pedal to control parameters like delay time or feedback.
- BYPASS: Switch between True Bypass or Buffered Bypass operation.
- KILL DRY: Engage to remove the direct signal, outputting only the delay signal.
- POWER: Connect a 9 V DC, minimum 300 mA power supply.
- USB: Connect to a computer for firmware updates and TonePrint editing.
- MIDI: Connect 5-pin DIN cables for MIDI control of presets, MASH, and parameters.
MASH Functionality
The MASH feature allows for expressive control over parameters. Press and hold a footswitch to engage MASH. The MASH LED indicates the intensity of the effect as you apply pressure.
Specifications
Key technical details for the Flashback 2 X4 Delay:
- Power: 9 V DC, center negative, ≥300 mA.
- Connectors: 1/4" TS (unbalanced) for Input/Output; 1/4" TRS for Expression pedal.
- Dimensions: 56 x 235 x 145 mm (2.2 x 9.3 x 5.7").
- Weight: 1.3 kg (2.9 lbs).
- Operating Temperature: Up to 45°C.
Manufacturer information
TC Electronic
Practical help
Common problems
Ensure the power supply is 9V DC with at least 300mA. Verify that cables are securely connected to the correct Input and Output jacks.
Engage the KILL DRY switch on the rear panel to remove the direct signal from the output.
Before use
- Ensure you have a 9V DC power supply (center negative) capable of at least 300mA.
- Connect your instrument to the Mono Input jack.
- Connect the Output to your amplifier or the next pedal in your signal chain.
- Set the Bypass switch to your preferred mode (True or Buffered).
- If using stereo, ensure both Mono and Stereo jacks are connected correctly.
Images and diagrams
- The top panel contains the main controls: Delay Type, Subdiv, Delay, Feedback, Level, and footswitches.
- The rear panel houses the I/O: Input/Output jacks, EXP pedal input, Bypass/Kill Dry switches, Power input, USB, and MIDI ports.
Model compatibility
- Supports standard 1/4 inch instrument cables.
- MIDI control requires standard 5-pin DIN cables.
- Expression pedal input requires a 1/4 inch TRS connector.
Manual page author
David Miller
Documentation analyst
Organizes user manual content into clear summaries, with attention to model details, product context, and everyday usability.