Boss CE-5 Chorus Ensemble Guitar Effects Pedal User Manual

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Boss CE-5 Chorus Ensemble Guitar Effects Pedal Manual

The boss CE-5 Chorus Ensemble Guitar Effects Pedal is a compact modulation pedal designed to add width, movement, and depth to electric guitar and bass tones. Its chorus circuit can produce anything from a subtle double-tracked shimmer to a broad stereo effect suitable for live performance, recording, and practice.

Four primary controls—Effect Level, Rate, Depth, and Filter—make it easy to shape the modulation. The dedicated High Filter and Low Filter functions help remove excessive brightness or bass movement, making the pedal useful with clean tones, overdrive, and effects-heavy signal chains. A low-cut setting can tighten the bottom end, while a carefully adjusted high-cut setting can create a warmer, smoother chorus sound.

The pedal is suitable for beginners who want an easy-to-use chorus effect and experienced players who need dependable control over modulation frequency and intensity. Its buffered bypass design can help maintain signal consistency in longer pedalboard chains. Output A provides normal mono operation, while Output B can be used for stereo setups with two amplifiers or compatible studio equipment.

This manual explains how to connect, power, configure, and troubleshoot the CE-5. It also includes practical starting settings for rhythm guitar, clean arpeggios, ambient parts, and wide stereo sounds.

Boss CE-5 Specifications and Key Features

Effect type: Chorus and ensemble modulation for electric guitar and other compatible instruments.
Controls: Effect Level, Rate, Depth, High Filter, and Low Filter.
Input: 1/4-inch phone jack with a nominal input level of -20 dBu and input impedance of 1 M ohm.
Outputs: 1/4-inch Output A and Output B jacks for mono or stereo operation.
Output performance: Nominal output level of -20 dBu and output impedance of 1 k ohm.
Recommended load: 10 k ohms or greater.
Bypass: Buffered bypass for consistent signal handling when the effect is switched off.
Power: One 9 V battery or a compatible BOSS PSA-series AC adaptor.
Current draw: Approximately 55 mA when powered at 9 V DC.
Dimensions: Approximately 73 mm wide, 129 mm deep, and 59 mm high.
Weight: Approximately 425 g including battery.
Indicator: CHECK light showing effect status and providing a battery-condition indication.

How to Set Up the Boss CE-5 Chorus Ensemble

Turn down the amplifier volume and confirm that the pedal is switched off.
Connect the guitar to the CE-5 INPUT jack using a standard 1/4-inch instrument cable.
Connect Output A to the amplifier input for normal mono operation.
For stereo use, connect Output A and Output B to two amplifier inputs or suitable recording inputs. Use compatible equipment and matching volume levels.
Insert a 9 V battery or connect a PSA-series 9 V AC adaptor. Do not use an adaptor with the wrong voltage, polarity, or connector specification.
Switch on the amplifier, then press the pedal switch and raise the volume gradually.
Begin with Rate, Depth, and Effect Level near the middle position. Adjust the filters afterward to control brightness and low-frequency movement.

For a subtle rhythm sound, use a low Rate, moderate Depth, and low Effect Level. For a pronounced ambient effect, increase Depth and Effect Level while adjusting Rate to match the song tempo. If the sound becomes harsh, reduce the High Filter setting; if it becomes loose or muddy, reduce low-frequency content with the Low Filter control.

Always disconnect the input cable when using a battery-powered setup for extended storage, because the input connection can activate the pedal circuit.

Boss CE-5 Troubleshooting Guide

No sound

Check the guitar cable, amplifier input, pedal output connection, and amplifier volume. Confirm that the CE-5 is receiving power and that the CHECK indicator responds when the pedal switch is pressed. Test the pedal directly between the instrument and amplifier to eliminate other pedalboard components.

Effect is not audible

Increase Effect Level and Depth gradually. Verify that the pedal is not bypassed and check whether the Rate control is set extremely low. A faulty or depleted battery can also prevent normal operation.

Weak, distorted, or intermittent sound

Replace the battery or use a compatible PSA-series adaptor. Inspect all plugs for looseness and test with known-good cables. Avoid daisy-chain power supplies that do not provide the required voltage and polarity.

Excessive noise or hum

Use short, shielded instrument cables and connect equipment to a consistent electrical supply. With stereo operation, check for ground-loop noise and test the pedal in mono to identify whether the second amplifier or recording input is contributing the hum.

Support and preventive care

The CE-5 does not normally display user-facing error codes. Keep it dry, avoid excessive heat and impact, remove the battery during long-term storage, and use only approved power specifications. For repairs, warranty questions, or model-specific service, contact the authorized BOSS service center or dealer in your region using the support information supplied with the pedal.

Boss CE-5 Pros and Cons

Advantages

Flexible chorus shaping: Rate and Depth cover restrained modulation through strong, noticeable movement.
Detailed tone control: Separate high- and low-frequency filtering provides more control than a basic chorus pedal with only level, rate, and depth.
Stereo capability: Output A and Output B can create a wider sound with two amplifiers or a stereo recording setup.
Compact pedalboard format: The enclosure is easy to integrate into conventional pedalboards.
Buffered bypass: Useful for maintaining predictable signal behavior in longer cable and pedal chains.

Limitations

No tap-tempo control: Players who need tempo-synchronized modulation must adjust Rate manually.
Mono setup requires one output: The broadest stereo effect requires two suitable destination inputs.
Power accessories may be separate: Confirm the included accessories before building a permanent pedalboard setup.
Less specialized than modern multi-effects units: It does not provide presets, multiple modulation algorithms, or digital patch storage.

The boss CE-5 Chorus Ensemble Guitar Effects Pedal is best suited to guitarists who want reliable analog-style chorus control, stereo flexibility, and practical filter adjustment in a compact enclosure. Players seeking presets, tempo synchronization, or several modulation types may prefer a programmable multi-effects pedal instead.

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Faqs

How do I set up the boss CE-5 Chorus Ensemble Guitar Effects Pedal for the first time?

Connect your guitar or the output of another effects pedal to the CE-5 INPUT jack, then connect OUTPUT A to your amplifier for a mono setup. Insert a cable into the INPUT jack to activate the pedal, connect a suitable 9V battery or PSA-series AC adapter, and press the pedal switch. Start with RATE, DEPTH, and E.LEVEL near the middle, then adjust each control while playing. Disconnect the input cable after use to help preserve battery life.

What do the RATE, DEPTH, E.LEVEL, HIGH FILTER, and LOW FILTER controls do on the boss CE-5 Chorus Ensemble Guitar Effects Pedal?

RATE controls how quickly the pitch modulation cycles, while DEPTH determines how intense the pitch variation sounds. E.LEVEL blends the chorus effect with your original guitar signal. HIGH FILTER adjusts the amount of high-frequency content, helping create a darker or brighter tone, and LOW FILTER shapes the bass response. For a subtle guitar chorus, use moderate RATE and DEPTH, a balanced E.LEVEL, and filters adjusted to match your amplifier.

How can I connect the boss CE-5 Chorus Ensemble Guitar Effects Pedal in stereo?

Use a cable from the CE-5 OUTPUT A jack to one amplifier or mixer input, and a second cable from OUTPUT B to another amplifier or stereo input. Output A is the mono connection, while using both outputs creates a wider chorus presentation. Set both amplifiers to suitable, compatible levels before playing. If the stereo sound is unexpectedly thin, test each output separately and check cables, amplifier phase settings, and routing.

Why is my boss CE-5 Chorus Ensemble Guitar Effects Pedal not producing any sound?

Begin by confirming that the guitar, pedal, and amplifier cables work correctly. Make sure the input plug is fully inserted because the INPUT jack also activates the pedal’s power circuit. Check that the amplifier is set to the correct input and volume, then press the pedal switch and observe the indicator. If the effect is silent but bypassed guitar passes normally, inspect the power source, E.LEVEL setting, patch cables, and connections to OUTPUT A.

What should I do if the boss CE-5 Chorus Ensemble Guitar Effects Pedal sounds noisy or distorted?

Try powering the CE-5 with a fresh 9V battery or a compatible PSA-series adapter, and avoid using an incorrect-voltage or poorly isolated supply. Test the pedal by itself before reconnecting other effects. Lower the amplifier gain, E.LEVEL, and DEPTH if the signal is overdriven or overly intense. Also move power and audio cables apart, check for damaged leads, and test a different amplifier or outlet to identify external hum.

Can I use the boss CE-5 Chorus Ensemble Guitar Effects Pedal with bass, keyboards, or other effects pedals?

The CE-5 accepts an instrument or effects-unit signal through its 1/4-inch INPUT jack, so it can be placed in a guitar pedalboard or used with other compatible instruments. Results depend on the instrument’s output level, frequency range, amplifier, and available headroom. Place chorus after distortion or overdrive when you want a clearer modulation effect, or before them for a more blended sound. Start with conservative DEPTH and E.LEVEL settings.

How can I get a subtle chorus tone or a wide shimmering sound from the boss CE-5 Chorus Ensemble Guitar Effects Pedal?

For a subtle chorus tone, use a low-to-moderate DEPTH, slow RATE, and restrained E.LEVEL, then adjust the filters so the guitar remains clear. For a wider, more noticeable sound, increase DEPTH gradually, raise RATE slightly, and connect both stereo outputs when your amplifier or recording setup supports it. Compare the processed signal at performance volume, because chorus can seem much stronger through headphones or at low volume.

How should I maintain and store the boss CE-5 Chorus Ensemble Guitar Effects Pedal?

Keep the CE-5 dry, away from excessive heat, dust, and direct sunlight. Disconnect the input cable when operating on battery power, and remove the battery if the pedal will be stored for an extended period. Use clean, undamaged 1/4-inch cables and avoid forcing plugs into the jacks. Wipe the enclosure with a soft, dry cloth, and inspect the footswitch, indicator, battery compartment, and adapter connection periodically for damage or corrosion.