Casio CTK-1150 User's Guide download pdf (Page 15)

E-13

Power Supply

Important Battery Information

■

The following shows the approximate battery life.

Zinc-carbon batteries .............................. 2 hours*

* The above value is standard battery life at normal

temperature, with the keyboard volume at medium

setting. Temperature extremes or playing at very loud

volume settings can shorten battery life.

■

Any of the following symptoms indicate low battery power.

Replace batteries as soon as possible whenever any of

the following occurs.

• 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 Bank play

Auto Power Off

The Digital Keyboard will turn off automatically to preserve

power if you do not perform any operation for about six

minutes.

To disable Auto Power Off

Hold down the TONE button while turning on the keyboard

to disable Auto Power Off.

NOTE

• When Auto Power Off is disabled, the keyboard does

not turn off automatically no matter how long it is left

with no operation being performed.

• Auto Power Off is automatically enabled whenever you

turn on keyboard power.

Settings

All keyboard settings are returned to their initial defaults

whenever keyboard power is turned back on after being

turned off by operation of the POWER/MODE switch or Auto

Power Off.

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Casio CTK-1150 User's Guide Page 15

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