Installing Batteries; Using Ac Power; Memory Backup Power - Casio Piano Sound CPS-50 Operation Manual

Power Supply
Installing the batteries
1. Open the battery compartment cover on the back of the unit.
2. Load new batteries taking care that the plus (+) and minus (—) poles are facing in
the correct directions. |
¢ Standard battery life is approximately 4 hours. .
_ soon as possible. | | re
PRECAUTIONS
Incorrectly using batteries can cause them to leak or de and may damage your
unit. Note the following precautions:
:
¢ Do not mix battery types. | OO
¢ Do not mix new batteries with old ones.
¢ Never leave dead batteries in the battery compartment.
* Remove batteries when not using the unit for extended periods.
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Using AC power
An AC adaptor (AD-12) is required when. using household current. Use only a
genuine CASIO adaptor with the same voltage rating (100, 120, 220 or 240V) as the
power supply in your area to prevent damage to internal components. Be sure to turn
the power of the unit off before you connect the adaptor to the unit. Plug the AC
adaptor into the AC outlet and the cord into the unit. 'This will automatically cut off
the pale power SUPPIY:
DC 12V wid jack
AC adaptor AD-12
ZA
AC outlet
IMPORTANT
¢ The adaptor may become warm when it is being used. This is normal and does not
indicate any problem.
¢ Be sure to unplug the adaptor from the power source when you are not using the
unit.
* Whenever connecting or disconnecting the adaptor, be sure that the power of the
unit 1s switched off.
¢ Never use a power supply that does not match that specified for the unit. Doing so
can damage the adaptor or your unit.
Memory Backup Power
The Performance Memory (page 14) is electronic memory, which means that it
retains its contents even when you switch power off, as long as power is supplied
through the AC adaptor or by batteries. This means that Performance Memory
contents will be lost when there are no batteries loaded (or when the batteries go
dead) and the AC adaptor is not plugged in (or power through the AC adaptor is
¢ Make sure that the batteries loaded in the keyboard never go dead.
¢ When replacing batteries, be sure to connect the AC adaptor to supply power first.
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