Casio CTK-671 User Manual (English)

Other manuals for Casio CTK-671

User Guide98 pages

Service Manual18 pages

Questions and Answers:

Y
ycookAug 19, 2025
How to fix no sound on my Casio CTK-671 Electronic Keyboard?
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  vericksonSep 12, 2025
  If your Casio Electronic Keyboard has no sound, there might be a few reasons. First, ensure the AC adapter is correctly attached, the batteries are properly inserted (+/–), and the batteries aren't dead. Next, check that the power is on by pressing the POWER button. Also, the volume might be too low, so adjust the VOLUME slider. Ensure the MODE switch is set to NORMAL, Local Control is on, and Mixer channel 1 is also on with sufficient volume.
M
mcoxAug 21, 2025
What to do if my Casio CTK-671 has low power symptoms when using batteries?
- S
  steve13Aug 21, 2025
  If you're experiencing issues like a dim power indicator, the instrument not turning on, a flickering display, low volume, sound distortion, or sudden power failures while using battery power on your Casio Electronic Keyboard, it likely indicates low battery power. Replace the batteries with a fresh set or use the AC adapter.
J
Joseph JonesAug 23, 2025
Why is the auto accompaniment not working on my Casio Electronic Keyboard?
- C
  Catherine RobertsonAug 25, 2025
  If the auto accompaniment isn't working on your Casio Electronic Keyboard, there are a few potential causes. First, check if the accompaniment volume is set to 000 and increase it using the ACCOMP VOLUME button. Also, ensure that auto accompaniment part Channels 6 through 10 are turned on and their volume isn't too low by using the Mixer.
J
Jonathan EdwardsAug 26, 2025
What to do if some parts don't play during song memory playback on my Casio CTK-671?
- S
  Suzanne TaylorAug 26, 2025
  If some parts aren't playing during song memory playback on your Casio Electronic Keyboard, it could be due to channels being turned off or the volume setting being too low. Use the Mixer to turn the channels on and check the volume settings.
W
William BurnettAug 27, 2025
How to fix the touch response on my Casio CTK-671 Electronic Keyboard?
- L
  lisabonillaAug 28, 2025
  If the sound output doesn't change when you vary key pressure on your Casio Electronic Keyboard, it's likely that the touch response is turned off. Press the TOUCH/TRANSPOSE/SET- TING button to turn it on.
D
Darrell ThorntonAug 29, 2025
How to match key/tuning on Casio CTK-671 with MIDI machine?
- J
  John WoodAug 30, 2025
  To match the key or tuning when playing your Casio Electronic Keyboard with another MIDI machine, ensure the transpose or tuning parameter is set to 00. Also, use the Mixer to change the coarse tune, fine tune, and/or octave shift settings to 00.
L
Laura RyanSep 1, 2025
Why does my Casio CTK-671 Electronic Keyboard play two tones at once?
- C
  Chase AcostaSep 1, 2025
  If your Casio Electronic Keyboard is playing two tones at once, it means that Layer is turned on. Turn off layering by pressing the LAYER button.
J
Jennifer ValdezSep 3, 2025
Why do different tones sound in different ranges on my Casio CTK-671?
- L
  Laura NguyenSep 3, 2025
  If different tones sound when you press keys in different keyboard ranges on your Casio Electronic Keyboard, it indicates that Split is turned on. Press the SPLIT button to turn it off.
T
Timothy MillerSep 5, 2025
What causes parts to drop out during song memory playback on Casio CTK-671 Electronic Keyboard?
- S
  Sandra ShawSep 5, 2025
  If parts suddenly drop out during song memory playback on your Casio Electronic Keyboard, it's likely because the number of tones being played simultaneously exceeds the keyboard’s limitation. Use the Mixer to turn off unneeded channels and decrease the number of parts being played.
O
ogonzalezSep 7, 2025
What to do if no sound from Casio Electronic Keyboard when playing MIDI data from computer?
- R
  Rodney MorseSep 7, 2025
  If no sound is produced when playing MIDI data from a computer on your Casio Electronic Keyboard, first, check that the MIDI cables are properly connected. If they are connected properly, use the Mixer to ensure that the channel is turned on and the volume setting isn't too low.

Casio CTK-671 Specifications

General

Number of Keys	61
Rhythms	100
Display	LCD
Effects	Reverb, Chorus
MIDI	Yes
MIDI In/Out	Yes
Weight	4.2 kg
Lesson Function	Yes
Power Supply	AC Adapter or Batteries
Speakers	2 (2.5W each)
Polyphony	32 notes