Radio Shack MD-992 Electronic Keyboard User Manual


 
E-32
Problem Possible Cause See pageAction
No keyboard Sound
Any of the following symptoms while
using battery power.
Auto Accompaniment does not sound.
The key or tuning does not match
when playing along with another
instrument.
Missing Song Bank tune.
No sound is produced when playing
MIDI data from a computer.
The bass notes of General MIDI data
being played back by a computer are
one octave too low.
Playing on the keyboard produces an
unnatural sound when connected to a
computer.
Static noise when a microphone is
connected.
No microphone sound
1. Power supply problem.
2. Power is not turned on.
3. Volume setting is too low.
4. The POWER/MODE switch is in
the CONCERT CHORD or
FINGERED position.
Low battery power
Auto accompaniment volume is set to
0.
The tuning or transpose parameter is
set to a value other than 0 or 00.
1. Left-hand or right-hand part is
turned off.
2. Accompaniment volume is set to 0.
MIDI cables are not connected
properly.
TONE MAP is turned N.
The computers MIDI THRU function
is turned on.
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.
Pages
E-13, 14
Page E-16
Page E-16
Page E-16
Pages
E-13, 14
Page E-21
Page E-29
Page E-24
Page E-21
Page E-30
Page E-31
See the
documentation
that comes
with your
computer or
sequencer.
Page E-17
Page E-17
Page E-17
Page E-17
Troubleshooting
1. Correctly attach the AC adaptor,
make sure that batteries poles (+/)
are facing correctly, and check to
make sure that batteries are not
dead.
2. Set the POWER/MODE switch to
the NORMAL position.
3. Use the MAIN VOLUME buttons to
increase volume.
4. Normal play is not possible on the
accompaniment keyboard while the
POWER/MODE switch is set to
CONCERT CHORD or FINGERED.
Change the POWER/MODE switch
setting to NORMAL.
Replace the batteries with a set of new
ones or use the AC adaptor.
Use the ACCOMP VOLUME button to
increase the volume.
Change the transpose or tuning
parameter value to 0 or 00.
1. Check the display to see if the
indicator for one of the parts is not
displayed. If so, press the parts
button (LEFT ON/OFF, RIGHT
ON/OFF) to turn it on.
2. Adjust accompaniment volume.
Connect MIDI cables properly.
Change TONE MAP parameter to G.
Turn off the MIDI THRU function on
the computer or turn off LOCAL
CONTROL on the keyboard.
1. Use a recommended 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.
627U-E-034A
Dim power indicator
Instrument does not turn on
Display that is flickering, dim, or difficult to read
Abnormally low speaker/headphone volume
Distortion of sound output
Occasional interruption of sound when playing at high
volume
Sudden power failure when playing at high volume
Flickering or dimming of the display when playing at
high volume
Continued sound output even after you release a key
A tone that is totally different from the one that is
selected
Abnormal rhythm pattern and Song play
Loss of power, sound distortion, or low volume when
playing from a connected computer or MIDI device
Abnormally low microphone volume
Distortion of microphone input
Dim power supply indicator when a microphone is
used
Sudden power failure when using the microphone
MD992_e_32-33.p65 04.5.24, 3:23 PM32