Line 6 FB4
Line 6 FB4 Floor Board Instruction Manual
Model: FB4
Introduction
The Line 6 FB4 Floor Board is a compact and durable foot controller designed to enhance your Line 6 compatible devices. It provides quick access to four distinct settings, along with dedicated functions for Tap Tempo and Manual mode. Its robust construction, featuring an aluminum case and reliable switches, ensures longevity and consistent performance.
Product Overview

Image Description: This image displays the Line 6 FB4 Floor Board, a rectangular foot controller with a silver-colored aluminum casing and a black central panel. It features four metallic footswitches, clearly labeled "CHANNEL A," "CHANNEL B," "CHANNEL C," and "CHANNEL D." Below the central footswitches, there is text that reads "TAP LIT BUTTON FOR TAP TEMPO / HOLD LIT BUTTON FOR MANUAL," indicating the dual functionality of the illuminated buttons. The Line 6 logo and "FBV4" model name are also visible on the black panel.
Setup
Connecting the FB4
The FB4 Floor Board is self-powered through its locking cable, which is included with the unit. To connect the FB4 to your compatible Line 6 device:
- Ensure your Line 6 device is powered off.
- Locate the FBV/Pedal jack on your Line 6 device.
- Connect one end of the locking cable to the FB4's input.
- Connect the other end of the locking cable to the FBV/Pedal jack on your Line 6 device.
- Power on your Line 6 device. The FB4 will receive power and be ready for use.
Compatibility
The FB4 is compatible with a range of Line 6 products. Please verify your device's compatibility before use:
- Spider III (Note: Not compatible with Spider II 15 or Spider III 15)
- Spider II
- Flextone III
- Vetta
- Vetta II
- HD147
- POD 2.0 (Note: Only compatible with POD 2.0 units with pedal jacks labeled "FBV Pedal." Not compatible with older units having jacks labeled "Pedal.")
- POD xt
- POD XT Pro
- Bass POD xt
- Bass POD XT Pro
The FB4 is NOT compatible with: Ax212, Flextone I, II or HD, POD Pro, Bass POD, Bass POD Pro, and Spider (original series).
Operating Instructions
Channel Selection
The FB4 provides access to four distinct channels (A, B, C, D) on your compatible Line 6 device. To select a channel:
- Press the footswitch corresponding to the desired channel (CHANNEL A, CHANNEL B, CHANNEL C, or CHANNEL D).
- The selected channel's footswitch will illuminate, indicating it is active.
Tap Tempo Function
To set the tempo for effects like delay or tremolo on your Line 6 device:
- While a channel is active, repeatedly tap the currently lit channel footswitch at your desired tempo.
- The device will register the taps and adjust the tempo accordingly.
Manual Mode
Manual mode allows direct control over individual effects parameters on your Line 6 device, bypassing the stored channel presets. To activate Manual mode:
- Press and hold the currently lit channel footswitch for a few seconds.
- The footswitch will change its illumination pattern or color (depending on the connected device) to indicate Manual mode is active.
- Refer to your Line 6 device's manual for specific instructions on controlling parameters in Manual mode.
Maintenance
The Line 6 FB4 Floor Board is designed for durability. Follow these guidelines to ensure its longevity:
- Cleaning: Use a soft, dry cloth to clean the exterior. Avoid abrasive cleaners or solvents.
- Storage: Store the unit in a dry environment, away from extreme temperatures and direct sunlight.
- Cable Care: Handle the locking cable carefully. Avoid sharp bends or excessive pulling to prevent damage.
- Environmental Protection: Protect the unit from moisture, dust, and excessive vibration.
Troubleshooting
| Problem | Possible Cause / Solution |
|---|---|
| FB4 does not power on. |
|
| Channels do not switch or respond. |
|
| Tap Tempo or Manual mode not working. |
|
Specifications
- Model: Line 6 FB4 Floor Board
- Power: Self-powered via locking cable from compatible Line 6 device
- Controls: 4 Footswitches (Channel A, B, C, D), Tap Tempo, Manual Mode
- Construction: Aluminum case, durable footswitches
- Item Weight: 2.84 pounds
- Package Dimensions: 12.17 x 7.2 x 3.15 inches
- ASIN: B0054W4KFU
- Date First Available: March 7, 2014
Warranty and Support
For information regarding warranty coverage, technical support, or service, please refer to the official Line 6 website or contact Line 6 customer support directly. Keep your purchase receipt as proof of purchase for warranty claims.
Official Line 6 Website: line6.com
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