23
TROUBLESHOOTING
If the Concertmate 970 is not performing as it should, these suggestions might help.
If you still cannot solve the problem, take the keyboard to your local RadioShack
store for assistance.
Trouble Possible Cause Remedy
No sound, even if
keys are pressed. The keyboard has
turned off automatically. Set POWER/MODE to OFF
then ON again.
Volume is turned down. Turn up the volume
Headphones are con-
nected. Disconnect headphones.
Power supply problem. Check the power supply.
• Are battery symbols
(+/–) facing correctly?
• Are the batteries fresh?
• Is the AC or DC
adapter connected
properly?
You are pressing too few
accompaniment keys
while POWER/MODE is
set to FINGERED.
Set POWER/MODE to NOR-
MAL or CONCERT CHORD.
Press 3 or 4 keys to form a
chord while POWER/MODE
is set to FINGERED.
No sound when con-
nected to an external
amplifier.
Volume is turned down. Turn up the volume.
Defective connection
cord. Replace the connection
cord.
42-4032.fm Page 23 Wednesday, August 11, 1999 4:45 PM