Casio LK-55 User Manual page 62

Troubleshooting
Problem
Key light stays on.
Keys are lit though no sound is
being produced.
When playing with another MIDI
instrument, keys or tunings do not
match.
Cannot record
Accompaniment or rhythm.
When playing General MIDI data
with a computer, playback notes
do not match those produced
when lit keys on the on-screen
keyboard guide are pressed.
Playing on the keyboard produces
an unnatural sound
connected to a computer.
Cannot record
accompaniment data
computer.
Static noise when a microphone is
connected.
No microphone sound
E-60
LK55_e_59-63.p65
Possible Cause
Keyboard is waiting for play of
the correct note during Step 1 or
Step 2 play.
Power on alert is reminding you
that power was left on without
any operation being performed.
Transpose or tuning is set to a
value other than 00.
Auto Track other than Track 1 is selected
as the recording track.
Wrong SOUND RANGE SHIFT
setting
The computer's MIDI THRU
when function is turned on.
chord ACCOMP MIDI OUT is turned
on a off.
1. Use of a microphone that is a
different from the type that is
recommended.
2. Use of the microphone in the
vicinity of fluorescent lighting.
1. Microphone volume setting is
too low.
2. Microphone on/off switch is set
to OFF.
60
Action
1. Press the lit key to continue with
Step 1 or Step 2 play.
2. Press the PLAY/STOP button to
quit Step 1 or Step 2 play.
Press any button or keyboard key
to restore power to normal.
Use the SETTING button to display
the applicable setting screens and
set both transpose and tuning to
00.
Use the track select buttons to select
Track 1. (Track 2 is melody track.)
Use the SETTING button to display
the SOUND RANGE SHIFT screen
and correct the setting.
Turn off the MIDI THRU function
on the computer or turn off LOCAL
CONTROL on the keyboard.
Turn on ACCOMP MIDI OUT.
1. Use a full metal shielded Cannon
type microphone.
2. Move the microphone away from
source of the static.
1. Increase the microphone volume
setting.
2. Change the microphone on/off
switch setting to ON.
03.2.17, 15:32
See page
Pages
E-28, 29
Pages
E-28, 29
Page E-16
Pages
E-48, 50
Page E-42
Page E-56
Page E-54
Page E-55
Page E-32
Page E-32
Page E-32
Page E-32
642A-E-062A