KORG KR-11 Digital Drum Computer

FAQs

Q: Can I use rechargeable batteries with the KR-11 Compact Rhythm Box?A: It is recommended to use AA alkaline batteries for optimal performance. Rechargeable batteries may work but could affect performance.

Q: How far should I keep radios and televisions from the unit to avoid interference?A: Operate the unit at a suitable distance from radios and televisions to prevent reception interference. A distance of at least 1 meter is recommended.

Q: What should I do if liquid spills on the equipment?A: If liquid gets into the equipment, immediately unplug the AC adapter and contact your nearest Korg dealer for assistance.

Q: Can I connect external speakers to the KR-11 Compact Rhythm Box?A: The unit features a headphones/line-out jack for connecting to external speakers or audio devices for amplified sound output.

OVERVIEW

Powering this unit

1. You can use either batteries (sold separately) or an AC adapter (sold separately).

When using batteries

1. Open the battery cover on the bottom of this unit.
2. Install four AA alkaline batteries, while making sure to observe the correct polarity (+, -).
3. Close the battery cover.

Note: When the batteries run low, blink on the display.

Please replace the batteries.

Using the AC adapter

Connect the dedicated Korg AC adapter (sold separately) to the DC 9V jack.
Make sure to only use the specified AC adapter. Using any AC adapter other than the specified model could cause a malfunction.

Connecting headphones or similar devices

When connecting headphones or monitor speakers

• Aside from the built-in speaker, you can output sound to a pair of headphones or monitor speakers.
• 1 Connect the 3.5 mm stereo mini phone jack of your headphones or similar device to the headphone/line out jack 15.
• Do not use four-conductor (TRRS) plugs.
• Be sure that your monitor speakers are turned off before you connect them to the KR-11.

Note: No sound is heard from the built-in speaker while a plug is connected to the headphones/line-out jack 15.

Turning the power on/off, adjusting the volume

Turning the power on

1. Turn the volume dial 14 all the way counterclockwise to the minimum setting.
2. Long-press the power button 7 to turn the unit on.
3. Turn the volume dial 14 clockwise to raise the volume to an appropriate level.

Adjusting the volume

1. Turn the volume dial to adjust the volume of sound that’s output from the built-in speaker 6 or headphones/line-out jack 15.

Turning the power off

1. Keep holding down the power button 7until the display 2 goes dark.

This unit automatically turns off if the buttons and knobs are not used for a certain length of time (the auto power-off function). This is set to one hour by factory default.

Playing back a rhythm pattern

Playing back rhythms

1. Press the MODE button 10 to select pattern mode (the PATTERN LED 8 lights up). Press the MODE button to switch between pattern mode and pad mode.
2. Turn the genre selector 1 to select the genre. Select from the presets (8BEAT–3/5/7).
3. Press the 1–14 buttons 13 to select the pattern (the button lights up).
4. Set the tempo by turning the tempo knob 4 or by pressing the TAP button 3 a number of times.
5. Press the button 11 to play back the pattern (the button lights up green). The TAP button blinks in time with the beat (red for beat 1,  green for all other beats).
6. Press the FILL 1 and FILL 2 buttons 12 to play back a fill-in (switches from blinking to dark). Two fill-ins are programmed for each pattern.
7. Press the other buttons (1–14) 13 to switch the pattern. To switch to patterns in other genres, use the genre selector to select 1 the genre.
8. Press the button 11 to stop (the button goes dark).

Adding a pre-count (a count-in before the rhythm plays)

1. With playback stopped, use the FILL 1 and FILL 2 buttons 12  to select the pre-count sound (the button lights up). FILL 1: sidestick, FILL 2: closed hi-hat
2. Turn the tempo knob while holding down the button for the selected sound to set the number of beats for the pre-count. You can set the pre-count to a value from 2 to 8 beats.
3. Press the button 11  to begin playback. The pattern begins playback after the number of beats specified for the pre-count.

Adding a swing feel

You can change the rhythm’s nuance by adding a swing for a syncopated, energetic feel.

1. Long-press the TAP button 3 to show the amount of swing in the display 2.
2. Turn the tempo knob 4 while holding down the TAP button 3 to adjust the amount of swing.

Finger drumming

Playing

1. Press the MODE button 10 to select pad mode (the PAD LED 9 lights up).
2. Turn the genre selector to select 1 drum kit. A drum kit that’s appropriate to the genre is selected.
3. Tap the 1–14 buttons 13 and the FILL 1/FILL 2 buttons to play in real-time (the buttons 12 light up).

Additional functions

• Aside from the functions listed in this guide, you can also do the following things listed below. See the Owner’s Manual for details.
• Create a rhythm pattern
• Turn on the metronome
• Play a reference tone
• Listen to the demo performances
• Use a foot switch (sold separately) to playback or stop patterns, play the kick drum sound, and so forth
• Set the auto power-off feature
• Adjust the pad sensitivity
• Restore the factory settings
• https://www.korg.com/us/support/download/product/kr_11/

Specifications

• Jacks:
  • Headphones/line out, FOOT SW 1/2, DC 9V jack
• Power supply:
  • Four AA-size alkaline batteries (sold separately) or AC adapter (DC 9V, sold separately)
• Battery life:
  • Approx. 18 hours (varies depending on the batteries used and on the conditions of use)
• Current consumption:
  • 1300 mA (peak value)
• Dimensions (W × D × H):
  • 160 × 115 × 44 mm/6.30″ × 4.53″ × 1.73″
• Weight:
  • 279 g/0.62 lb (not including batteries)
• Included items:
  • Quick Start Guide
• Accessories (sold separately):
  • AC adapter (DC 9V, ), pedal switch (PS-1, PS-3)

Specifications and appearance are subject to change without notice for improvement.

Precautions

Location

Using the unit in the following locations can result in a malfunction.

• In direct sunlight
• Locations of extreme temperature or humidity
• Excessively dusty or dirty locations
• Locations of excessive vibration
• Close to magnetic fields

Power supply

Please connect the designated AC adapter to an AC outlet of the correct voltage. Do not connect it to an AC outlet of voltage other than that for which your unit is intended.

Interference with other electrical devices

Radios and televisions placed nearby may experience reception interference. Operate this unit at a suitable distance from radios and televisions.

Handling

To avoid breakage, do not apply excessive force to the switches or controls.

Care

If the exterior becomes dirty, wipe it with a clean, dry cloth. Do not use liquid cleaners such as benzene or thinner, cleaning compounds, or flammable polishes.

Keep this manual

After reading this manual, please keep it for later reference.

Keeping foreign matter out of your equipment

Never set any container with liquid in it near this equipment. If liquid gets into the equipment, it could cause a breakdown, fire, or electrical shock. Be careful not to let metal objects get into the equipment. If something does slip into the equipment, unplug the AC adapter from the wall outlet. Then contact your nearest Korg dealer or the store where the equipment was purchased.

FCC

THE FCC REGULATION WARNING (for USA) NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions,  may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and the receiver.
• Connect the equipment to an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help. If items such as cables are included with this equipment, you must use those included items. Unauthorized changes or modifications to this system can void the user’s authority to operate this equipment.

SUPPLIER’S DECLARATION OF CONFORMITY (for USA)

• Responsible Party: KORG USA INC.
• Address: 316 SOUTH SERVICE ROAD, MELVILLE, NY
• Telephone: 1-631-390-6500
• Equipment Type: COMPACT RHYTHM BOX

Model: KR-11

• This device complies with Part 15 of FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

Notice regarding disposal (EU only)

When this “crossed-out wheeled bin” symbol is displayed on the product, owner’s manual, battery, or battery package, it signifies that when you wish to dispose of this product, manual, package or battery you must do so in an approved manner. Do not discard this product, manual, package or battery along with ordinary household waste. Disposing in the correct manner will prevent harm to human health and potential damage to the environment. Since the correct method of disposal will depend on the applicable laws and regulations in your locality, please contact your local administrative body for details. If the battery contains heavy metals in excess of the regulated amount, a chemical symbol is displayed below the “crossed-out wheeled bin” symbol on the battery or battery package.

IMPORTANT NOTICE TO CONSUMERS

This product has been manufactured according to strict specifications and voltage requirements that are applicable in the country in which it is intended that this product should be used. If you have purchased this product via the internet, through mail order, and/or via a telephone sale, you must verify that this product is intended to be used in the country in which you reside.

WARNING: Use of this product in any country other than that for which it is intended could be dangerous and could invalidate the manufacturer’s or distributor’s warranty. Please also retain your receipt as proof of purchase otherwise your product may be disqualified from the manufacturer’s or distributor’s warranty.

All product names and company names are the trademarks or registered trademarks of their respective owners.

• www.korg.com

Documents / Resources

KORG KR-11 Digital Drum Computer [pdf] User Guide KR-11 Digital Drum Computer, KR-11, Digital Drum Computer, Drum Computer, Computer

References

• User Manual